rcw.c

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/*
 * Remmina - The GTK+ Remote Desktop Client
 * Copyright (C) 2009-2011 Vic Lee
 * Copyright (C) 2014-2015 Antenore Gatta, Fabio Castelli, Giovanni Panozzo
 * Copyright (C) 2016-2023 Antenore Gatta, Giovanni Panozzo
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA  02110-1301, USA.
 *
 *  In addition, as a special exception, the copyright holders give
 *  permission to link the code of portions of this program with the
 *  OpenSSL library under certain conditions as described in each
 *  individual source file, and distribute linked combinations
 *  including the two.
 *  You must obey the GNU General Public License in all respects
 *  for all of the code used other than OpenSSL. *  If you modify
 *  file(s) with this exception, you may extend this exception to your
 *  version of the file(s), but you are not obligated to do so. *  If you
 *  do not wish to do so, delete this exception statement from your
 *  version. *  If you delete this exception statement from all source
 *  files in the program, then also delete it here.
 *
 */
 
 
#include "config.h"
 
#ifdef GDK_WINDOWING_X11
#include <cairo/cairo-xlib.h>
#else
#include <cairo/cairo.h>
#endif
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>
#include <glib/gi18n.h>
#include <stdlib.h>
 
#include "remmina.h"
#include "remmina_main.h"
#include "rcw.h"
#include "remmina_applet_menu_item.h"
#include "remmina_applet_menu.h"
#include "remmina_file.h"
#include "remmina_file_manager.h"
#include "remmina_log.h"
#include "remmina_message_panel.h"
#include "remmina_ext_exec.h"
#include "remmina_plugin_manager.h"
#include "remmina_pref.h"
#include "remmina_protocol_widget.h"
#include "remmina_public.h"
#include "remmina_scrolled_viewport.h"
#include "remmina_unlock.h"
#include "remmina_utils.h"
#include "remmina_widget_pool.h"
#include "remmina/remmina_trace_calls.h"
 
#ifdef GDK_WINDOWING_WAYLAND
#include <gdk/gdkwayland.h>
#endif
 
 
#define DEBUG_KB_GRABBING 0
#include "remmina_exec.h"
 
gchar *remmina_pref_file;
RemminaPref remmina_pref;
 
G_DEFINE_TYPE(RemminaConnectionWindow, rcw, GTK_TYPE_WINDOW)
 
#define MOTION_TIME 100
 
/* default timeout used to hide the floating toolbar when switching profile */
#define TB_HIDE_TIME_TIME 1500
 
#define FULL_SCREEN_TARGET_MONITOR_UNDEFINED -1
 
struct _RemminaConnectionWindowPriv {
    GtkNotebook *                   notebook;
    GtkWidget *                 floating_toolbar_widget;
    GtkWidget *                 overlay;
    GtkWidget *                 revealer;
    GtkWidget *                 overlay_ftb_overlay;
    GtkWidget *                 overlay_ftb_fr;
 
    GtkWidget *                 floating_toolbar_label;
    gdouble                     floating_toolbar_opacity;
 
    /* Various delayed and timer event source ids */
    guint                       acs_eventsourceid;              // timeout
    guint                       spf_eventsourceid;              // idle
    guint                       grab_retry_eventsourceid;       // timeout
    guint                       delayed_grab_eventsourceid;
    guint                       ftb_hide_eventsource;           // timeout
    guint                       tar_eventsource;                // timeout
    guint                       hidetb_eventsource;             // timeout
    guint                       dwp_eventsourceid;              // timeout
 
    GtkWidget *                 toolbar;
    GtkWidget *                 grid;
 
    /* Toolitems that need to be handled */
    GtkToolItem *                   toolitem_menu;
    GtkToolItem *                   toolitem_autofit;
    GtkToolItem *                   toolitem_fullscreen;
    GtkToolItem *                   toolitem_switch_page;
    GtkToolItem *                   toolitem_dynres;
    GtkToolItem *                   toolitem_scale;
    GtkToolItem *                   toolitem_grab;
    GtkToolItem *                   toolitem_multimon;
    GtkToolItem *                   toolitem_preferences;
    GtkToolItem *                   toolitem_tools;
    GtkToolItem *                   toolitem_new;
    GtkToolItem *                   toolitem_duplicate;
    GtkToolItem *                   toolitem_screenshot;
    GtkWidget *                 fullscreen_option_button;
    GtkWidget *                 fullscreen_scaler_button;
    GtkWidget *                 scaler_option_button;
 
    GtkWidget *                 pin_button;
    gboolean                    pin_down;
 
    gboolean                    sticky;
 
    /* Flag to turn off toolbar signal handling when toolbar is
     * reconfiguring, usually due to a tab switch */
    gboolean                    toolbar_is_reconfiguring;
 
    /* This is the current view mode, i.e. VIEWPORT_FULLSCREEN_MODE,
     * as saved on the "viwemode" profile preference file */
    gint                        view_mode;
 
    /* Status variables used when in fullscreen mode. Needed
     * to restore a fullscreen mode after coming from scrolled */
    gint                        fss_view_mode;
    /* Status variables used when in scrolled window mode. Needed
     * to restore a scrolled window mode after coming from fullscreen */
    gint                        ss_width, ss_height;
    gboolean                    ss_maximized;
 
    gboolean                    kbcaptured;
    gboolean                    pointer_captured;
    gboolean                    hostkey_activated;
    gboolean                    hostkey_used;
 
    gboolean                    pointer_entered;
 
    RemminaConnectionWindowOnDeleteConfirmMode  on_delete_confirm_mode;
};
 
typedef struct _RemminaConnectionObject {
    RemminaConnectionWindow *   cnnwin;
    RemminaFile *           remmina_file;
 
    GtkWidget *         proto;
    GtkWidget *         aspectframe;
    GtkWidget *         viewport;
 
    GtkWidget *         scrolled_container;
 
    gboolean            plugin_can_scale;
 
    gboolean            connected;
    gboolean            dynres_unlocked;
 
    gulong              deferred_open_size_allocate_handler;
} RemminaConnectionObject;
 
enum {
    TOOLBARPLACE_SIGNAL,
    LAST_SIGNAL
};
 
static guint rcw_signals[LAST_SIGNAL] =
{ 0 };
 
static RemminaConnectionWindow *rcw_create_scrolled(gint width, gint height, gboolean maximize);
static RemminaConnectionWindow *rcw_create_fullscreen(GtkWindow *old, gint view_mode);
static gboolean rcw_hostkey_func(RemminaProtocolWidget *gp, guint keyval, gboolean release);
static GtkWidget *rco_create_tab_page(RemminaConnectionObject *cnnobj);
static GtkWidget *rco_create_tab_label(RemminaConnectionObject *cnnobj);
 
void rcw_grab_focus(RemminaConnectionWindow *cnnwin);
static GtkWidget *rcw_create_toolbar(RemminaConnectionWindow *cnnwin, gint mode);
static void rcw_place_toolbar(GtkToolbar *toolbar, GtkGrid *grid, GtkWidget *sibling, int toolbar_placement);
static void rco_update_toolbar(RemminaConnectionObject *cnnobj);
static void rcw_keyboard_grab(RemminaConnectionWindow *cnnwin);
static GtkWidget *rcw_append_new_page(RemminaConnectionWindow *cnnwin, RemminaConnectionObject *cnnobj);
 
 
static void rcw_ftb_drag_begin(GtkWidget *widget, GdkDragContext *context, gpointer user_data);
 
static const GtkTargetEntry dnd_targets_ftb[] =
{
    {
        (char *)"text/x-remmina-ftb",
        GTK_TARGET_SAME_APP | GTK_TARGET_OTHER_WIDGET,
        0
    },
};
 
static const GtkTargetEntry dnd_targets_tb[] =
{
    {
        (char *)"text/x-remmina-tb",
        GTK_TARGET_SAME_APP,
        0
    },
};
 
static void rcw_class_init(RemminaConnectionWindowClass *klass)
{
    TRACE_CALL(__func__);
    GtkCssProvider *provider;
 
    provider = gtk_css_provider_new();
 
    /* It’s important to remove padding, border and shadow from GtkViewport or
     * we will never know its internal area size, because GtkViweport::viewport_get_view_allocation,
     * which returns the internal size of the GtkViewport, is private and we cannot access it */
 
#if GTK_CHECK_VERSION(3, 14, 0)
    gtk_css_provider_load_from_data(provider,
                    "#remmina-cw-viewport, #remmina-cw-aspectframe {\n"
                    "  padding:0;\n"
                    "  border:0;\n"
                    "  background-color: black;\n"
                    "}\n"
                    "GtkDrawingArea {\n"
                    "}\n"
                    "GtkToolbar {\n"
                    "  -GtkWidget-window-dragging: 0;\n"
                    "}\n"
                    "#remmina-connection-window-fullscreen {\n"
                    "  border-color: black;\n"
                    "}\n"
                    "#remmina-small-button {\n"
                    "  outline-offset: 0;\n"
                    "  outline-width: 0;\n"
                    "  padding: 0;\n"
                    "  border: 0;\n"
                    "}\n"
                    "#remmina-pin-button {\n"
                    "  outline-offset: 0;\n"
                    "  outline-width: 0;\n"
                    "  padding: 2px;\n"
                    "  border: 0;\n"
                    "}\n"
                    "#remmina-tab-page {\n"
                    "  background-color: black;\n"
                    "}\n"
                    "#remmina-scrolled-container {\n"
                    "}\n"
                    "#remmina-scrolled-container.undershoot {\n"
                    "  background: none;\n"
                    "}\n"
                    "#remmina-tab-page {\n"
                    "}\n"
                    "#ftbbox-upper {\n"
                    "  background-color: white;\n"
                    "  color: black;\n"
                    "  border-style: none solid solid solid;\n"
                    "  border-width: 1px;\n"
                    "  border-radius: 4px;\n"
                    "  padding: 0px;\n"
                    "}\n"
                    "#ftbbox-lower {\n"
                    "  background-color: white;\n"
                    "  color: black;\n"
                    "  border-style: solid solid none solid;\n"
                    "  border-width: 1px;\n"
                    "  border-radius: 4px;\n"
                    "  padding: 0px;\n"
                    "}\n"
                    "#ftb-handle {\n"
                    "}\n"
                    ".message_panel {\n"
                    "  border: 0px solid;\n"
                    "  padding: 20px 20px 20px 20px;\n"
                    "}\n"
                    ".message_panel entry {\n"
                    "  background-image: none;\n"
                    "  border-width: 4px;\n"
                    "  border-radius: 8px;\n"
                    "}\n"
                    ".message_panel .title_label {\n"
                    "  font-size: 2em; \n"
                    "}\n"
                    , -1, NULL);
 
#else
    gtk_css_provider_load_from_data(provider,
                    "#remmina-cw-viewport, #remmina-cw-aspectframe {\n"
                    "  padding:0;\n"
                    "  border:0;\n"
                    "  background-color: black;\n"
                    "}\n"
                    "#remmina-cw-message-panel {\n"
                    "}\n"
                    "GtkDrawingArea {\n"
                    "}\n"
                    "GtkToolbar {\n"
                    "  -GtkWidget-window-dragging: 0;\n"
                    "}\n"
                    "#remmina-connection-window-fullscreen {\n"
                    "  border-color: black;\n"
                    "}\n"
                    "#remmina-small-button {\n"
                    "  -GtkWidget-focus-padding: 0;\n"
                    "  -GtkWidget-focus-line-width: 0;\n"
                    "  padding: 0;\n"
                    "  border: 0;\n"
                    "}\n"
                    "#remmina-pin-button {\n"
                    "  -GtkWidget-focus-padding: 0;\n"
                    "  -GtkWidget-focus-line-width: 0;\n"
                    "  padding: 2px;\n"
                    "  border: 0;\n"
                    "}\n"
                    "#remmina-scrolled-container {\n"
                    "}\n"
                    "#remmina-scrolled-container.undershoot {\n"
                    "  background: none\n"
                    "}\n"
                    "#remmina-tab-page {\n"
                    "}\n"
                    "#ftbbox-upper {\n"
                    "  border-style: none solid solid solid;\n"
                    "  border-width: 1px;\n"
                    "  border-radius: 4px;\n"
                    "  padding: 0px;\n"
                    "}\n"
                    "#ftbbox-lower {\n"
                    "  border-style: solid solid none solid;\n"
                    "  border-width: 1px;\n"
                    "  border-radius: 4px;\n"
                    "  padding: 0px;\n"
                    "}\n"
                    "#ftb-handle {\n"
                    "}\n"
 
                    , -1, NULL);
#endif
 
    gtk_style_context_add_provider_for_screen(gdk_screen_get_default(),
                          GTK_STYLE_PROVIDER(provider),
                          GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
 
    g_object_unref(provider);
 
    /* Define a signal used to notify all rcws of toolbar move */
    rcw_signals[TOOLBARPLACE_SIGNAL] = g_signal_new("toolbar-place", G_TYPE_FROM_CLASS(klass),
                            G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, G_STRUCT_OFFSET(RemminaConnectionWindowClass, toolbar_place), NULL, NULL,
                            g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
}
 
static RemminaConnectionObject *rcw_get_cnnobj_at_page(RemminaConnectionWindow *cnnwin, gint npage)
{
    GtkWidget *po;
 
    if (!cnnwin->priv->notebook)
        return NULL;
    po = gtk_notebook_get_nth_page(GTK_NOTEBOOK(cnnwin->priv->notebook), npage);
    return g_object_get_data(G_OBJECT(po), "cnnobj");
}
 
static RemminaConnectionObject *rcw_get_visible_cnnobj(RemminaConnectionWindow *cnnwin)
{
    gint np;
 
    if (cnnwin != NULL && cnnwin->priv != NULL && cnnwin->priv->notebook != NULL) {
        np = gtk_notebook_get_current_page(GTK_NOTEBOOK(cnnwin->priv->notebook));
        if (np < 0)
            return NULL;
        return rcw_get_cnnobj_at_page(cnnwin, np);
    } else {
        return NULL;
    }
}
 
static RemminaScaleMode get_current_allowed_scale_mode(RemminaConnectionObject *cnnobj, gboolean *dynres_avail, gboolean *scale_avail)
{
    TRACE_CALL(__func__);
    RemminaScaleMode scalemode;
    gboolean plugin_has_dynres, plugin_can_scale;
 
    scalemode = remmina_protocol_widget_get_current_scale_mode(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
 
    plugin_has_dynres = remmina_protocol_widget_query_feature_by_type(REMMINA_PROTOCOL_WIDGET(cnnobj->proto),
                                      REMMINA_PROTOCOL_FEATURE_TYPE_DYNRESUPDATE);
 
    plugin_can_scale = remmina_protocol_widget_query_feature_by_type(REMMINA_PROTOCOL_WIDGET(cnnobj->proto),
                                     REMMINA_PROTOCOL_FEATURE_TYPE_SCALE);
 
    /* Forbid scalemode REMMINA_PROTOCOL_WIDGET_SCALE_MODE_DYNRES when not possible */
    if ((!plugin_has_dynres) && scalemode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_DYNRES)
        scalemode = REMMINA_PROTOCOL_WIDGET_SCALE_MODE_NONE;
 
    /* Forbid scalemode REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED when not possible */
    if (!plugin_can_scale && scalemode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED)
        scalemode = REMMINA_PROTOCOL_WIDGET_SCALE_MODE_NONE;
 
    if (scale_avail)
        *scale_avail = plugin_can_scale;
    if (dynres_avail)
        *dynres_avail = (plugin_has_dynres && cnnobj->dynres_unlocked);
 
    return scalemode;
}
 
static void rco_disconnect_current_page(RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
 
    /* Disconnects the connection which is currently in view in the notebook */
    remmina_protocol_widget_close_connection(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
}
 
static void rcw_kp_ungrab(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    GdkDisplay *display;
 
#if GTK_CHECK_VERSION(3, 20, 0)
    GdkSeat *seat;
#else
    GdkDeviceManager *manager;
    GdkDevice *keyboard = NULL;
#endif
 
    if (cnnwin->priv->grab_retry_eventsourceid) {
        g_source_remove(cnnwin->priv->grab_retry_eventsourceid);
        cnnwin->priv->grab_retry_eventsourceid = 0;
    }
    if (cnnwin->priv->delayed_grab_eventsourceid) {
        g_source_remove(cnnwin->priv->delayed_grab_eventsourceid);
        cnnwin->priv->delayed_grab_eventsourceid = 0;
    }
 
    display = gtk_widget_get_display(GTK_WIDGET(cnnwin));
#if GTK_CHECK_VERSION(3, 20, 0)
    seat = gdk_display_get_default_seat(display);
    // keyboard = gdk_seat_get_pointer(seat);
#else
    manager = gdk_display_get_device_manager(display);
    keyboard = gdk_device_manager_get_client_pointer(manager);
#endif
 
    if (!cnnwin->priv->kbcaptured && !cnnwin->priv->pointer_captured)
        return;
 
#if DEBUG_KB_GRABBING
    printf("DEBUG_KB_GRABBING: --- ungrabbing\n");
#endif
 
 
 
#if GTK_CHECK_VERSION(3, 20, 0)
    /* We can use gtk_seat_grab()/_ungrab() only after GTK 3.24 */
    gdk_seat_ungrab(seat);
#else
    if (keyboard != NULL) {
        if (gdk_device_get_source(keyboard) != GDK_SOURCE_KEYBOARD)
            keyboard = gdk_device_get_associated_device(keyboard);
        G_GNUC_BEGIN_IGNORE_DEPRECATIONS
        gdk_device_ungrab(keyboard, GDK_CURRENT_TIME);
        G_GNUC_END_IGNORE_DEPRECATIONS
    }
#endif
    cnnwin->priv->kbcaptured = FALSE;
    cnnwin->priv->pointer_captured = FALSE;
}
 
static gboolean rcw_keyboard_grab_retry(gpointer user_data)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindow *cnnwin = (RemminaConnectionWindow *)user_data;
 
#if DEBUG_KB_GRABBING
    printf("%s retry grab\n", __func__);
#endif
    rcw_keyboard_grab(cnnwin);
    cnnwin->priv->grab_retry_eventsourceid = 0;
    return G_SOURCE_REMOVE;
}
 
static void rcw_pointer_ungrab(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
#if GTK_CHECK_VERSION(3, 20, 0)
    GdkSeat *seat;
    GdkDisplay *display;
    if (!cnnwin->priv->pointer_captured)
        return;
 
    display = gtk_widget_get_display(GTK_WIDGET(cnnwin));
    seat = gdk_display_get_default_seat(display);
    gdk_seat_ungrab(seat);
#endif
}
 
static void rcw_pointer_grab(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    /* This function in Wayland is useless and generates a spurious leave-notify event.
     * Should we remove it ? https://gitlab.gnome.org/GNOME/mutter/-/issues/2450#note_1588081 */
#if GTK_CHECK_VERSION(3, 20, 0)
    GdkSeat *seat;
    GdkDisplay *display;
    GdkGrabStatus ggs;
 
 
    if (cnnwin->priv->pointer_captured) {
#if DEBUG_KB_GRABBING
        printf("DEBUG_KB_GRABBING: pointer_captured is true, it should not\n");
#endif
        return;
    }
 
    display = gtk_widget_get_display(GTK_WIDGET(cnnwin));
    seat = gdk_display_get_default_seat(display);
    ggs = gdk_seat_grab(seat, gtk_widget_get_window(GTK_WIDGET(cnnwin)),
                GDK_SEAT_CAPABILITY_ALL_POINTING, TRUE, NULL, NULL, NULL, NULL);
    if (ggs != GDK_GRAB_SUCCESS) {
#if DEBUG_KB_GRABBING
        printf("DEBUG_KB_GRABBING: GRAB of POINTER failed. GdkGrabStatus: %d\n", (int)ggs);
#endif
    } else {
        cnnwin->priv->pointer_captured = TRUE;
    }
 
#endif
}
 
static void rcw_keyboard_grab(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    GdkDisplay *display;
 
#if GTK_CHECK_VERSION(3, 20, 0)
    GdkSeat *seat;
#else
    GdkDeviceManager *manager;
#endif
    GdkGrabStatus ggs;
    GdkDevice *keyboard = NULL;
 
    if (cnnwin->priv->kbcaptured) {
#if DEBUG_KB_GRABBING
        printf("DEBUG_KB_GRABBING: %s not grabbing because already grabbed.\n", __func__);
#endif
        return;
    }
 
    display = gtk_widget_get_display(GTK_WIDGET(cnnwin));
#if GTK_CHECK_VERSION(3, 20, 0)
    seat = gdk_display_get_default_seat(display);
    keyboard = gdk_seat_get_pointer(seat);
#else
    manager = gdk_display_get_device_manager(display);
    keyboard = gdk_device_manager_get_client_pointer(manager);
#endif
 
    if (keyboard != NULL) {
        if (gdk_device_get_source(keyboard) != GDK_SOURCE_KEYBOARD)
            keyboard = gdk_device_get_associated_device(keyboard);
 
 
#if DEBUG_KB_GRABBING
        printf("DEBUG_KB_GRABBING: profile asks for grabbing, let’s try.\n");
#endif
        /* Up to GTK version 3.20 we can grab the keyboard with gdk_device_grab().
         * in GTK 3.20 gdk_seat_grab() should be used instead of gdk_device_grab().
         * There is a bug in GTK up to 3.22: When gdk_device_grab() fails
         * the widget is hidden:
         * https://gitlab.gnome.org/GNOME/gtk/commit/726ad5a5ae7c4f167e8dd454cd7c250821c400ab
         * The bugfix will be released with GTK 3.24.
         * Also please note that the newer gdk_seat_grab() is still calling gdk_device_grab().
         *
         * Warning: gdk_seat_grab() will call XGrabKeyboard() or XIGrabDevice()
         * which in turn will generate a core X input event FocusOut and FocusIn
         * but not Xinput2 events.
         * In some cases, GTK is unable to neutralize FocusIn and FocusOut core
         * events (ie: i3wm+Plasma with GDK_CORE_DEVICE_EVENTS=1 because detail=NotifyNonlinear
         * instead of detail=NotifyAncestor/detail=NotifyInferior)
         * Receiving a FocusOut event for Remmina at this time will cause an infinite loop.
         * Therefore is important for GTK to use Xinput2 instead of core X events
         * by unsetting GDK_CORE_DEVICE_EVENTS
         */
#if GTK_CHECK_VERSION(3, 20, 0)
        ggs = gdk_seat_grab(seat, gtk_widget_get_window(GTK_WIDGET(cnnwin)),
                    GDK_SEAT_CAPABILITY_KEYBOARD, TRUE, NULL, NULL, NULL, NULL);
#else
        ggs = gdk_device_grab(keyboard, gtk_widget_get_window(GTK_WIDGET(cnnwin)), GDK_OWNERSHIP_WINDOW,
                      TRUE, GDK_KEY_PRESS | GDK_KEY_RELEASE, NULL, GDK_CURRENT_TIME);
#endif
        if (ggs != GDK_GRAB_SUCCESS) {
#if DEBUG_KB_GRABBING
            printf("GRAB of keyboard failed.\n");
#endif
            /* Reschedule grabbing in half a second if not already done */
            if (cnnwin->priv->grab_retry_eventsourceid == 0)
                cnnwin->priv->grab_retry_eventsourceid = g_timeout_add(500, (GSourceFunc)rcw_keyboard_grab_retry, cnnwin);
        } else {
#if DEBUG_KB_GRABBING
            printf("Keyboard grabbed\n");
#endif
            if (cnnwin->priv->grab_retry_eventsourceid != 0) {
                g_source_remove(cnnwin->priv->grab_retry_eventsourceid);
                cnnwin->priv->grab_retry_eventsourceid = 0;
            }
            cnnwin->priv->kbcaptured = TRUE;
        }
    } else {
        rcw_kp_ungrab(cnnwin);
    }
}
 
static void rcw_close_all_connections(RemminaConnectionWindow *cnnwin)
{
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
    GtkNotebook *notebook = GTK_NOTEBOOK(priv->notebook);
    GtkWidget *w;
    RemminaConnectionObject *cnnobj;
    gint i, n;
 
    if (GTK_IS_WIDGET(notebook)) {
        n = gtk_notebook_get_n_pages(notebook);
        for (i = n - 1; i >= 0; i--) {
            w = gtk_notebook_get_nth_page(notebook, i);
            cnnobj = (RemminaConnectionObject *)g_object_get_data(G_OBJECT(w), "cnnobj");
            /* Do close the connection on this tab */
            remmina_protocol_widget_close_connection(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
        }
    }
}
 
gboolean rcw_delete(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
    GtkNotebook *notebook = GTK_NOTEBOOK(priv->notebook);
    GtkWidget *dialog;
    gint i, n, nopen;
 
    if (!REMMINA_IS_CONNECTION_WINDOW(cnnwin))
        return TRUE;
 
    if (cnnwin->priv->on_delete_confirm_mode != RCW_ONDELETE_NOCONFIRM) {
        n = gtk_notebook_get_n_pages(notebook);
        nopen = 0;
        /* count all non-closed connections */
        for(i = 0; i < n; i ++) {
            RemminaConnectionObject *cnnobj = rcw_get_cnnobj_at_page(cnnwin, i);
            if (!remmina_protocol_widget_is_closed((RemminaProtocolWidget *)cnnobj->proto))
                nopen ++;
        }
        if (nopen > 1) {
            dialog = gtk_message_dialog_new(GTK_WINDOW(cnnwin), GTK_DIALOG_MODAL, GTK_MESSAGE_QUESTION,
                            GTK_BUTTONS_YES_NO,
                            _("Are you sure you want to close %i active connections in the current window?"), nopen);
            i = gtk_dialog_run(GTK_DIALOG(dialog));
            gtk_widget_destroy(dialog);
            if (i != GTK_RESPONSE_YES)
                return FALSE;
        }
        else if (nopen == 1) {
            if (remmina_pref.confirm_close) {
                dialog = gtk_message_dialog_new(GTK_WINDOW(cnnwin), GTK_DIALOG_MODAL, GTK_MESSAGE_QUESTION,
                                GTK_BUTTONS_YES_NO,
                                _("Are you sure you want to close this last active connection?"));
                i = gtk_dialog_run(GTK_DIALOG(dialog));
                gtk_widget_destroy(dialog);
                if (i != GTK_RESPONSE_YES)
                    return FALSE;
            }
        }
    }
    rcw_close_all_connections(cnnwin);
 
    return TRUE;
}
 
static gboolean rcw_delete_event(GtkWidget *widget, GdkEvent *event, gpointer data)
{
    TRACE_CALL(__func__);
    rcw_delete(RCW(widget));
    return TRUE;
}
 
static void rcw_destroy(GtkWidget *widget, gpointer data)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv;
    RemminaConnectionWindow *cnnwin;
 
    if (!REMMINA_IS_CONNECTION_WINDOW(widget))
        return;
 
    cnnwin = (RemminaConnectionWindow *)widget;
    priv = cnnwin->priv;
 
    if (priv->kbcaptured)
        rcw_kp_ungrab(cnnwin);
 
    if (priv->acs_eventsourceid) {
        g_source_remove(priv->acs_eventsourceid);
        priv->acs_eventsourceid = 0;
    }
    if (priv->spf_eventsourceid) {
        g_source_remove(priv->spf_eventsourceid);
        priv->spf_eventsourceid = 0;
    }
    if (priv->grab_retry_eventsourceid) {
        g_source_remove(priv->grab_retry_eventsourceid);
        priv->grab_retry_eventsourceid = 0;
    }
    if (cnnwin->priv->delayed_grab_eventsourceid) {
        g_source_remove(cnnwin->priv->delayed_grab_eventsourceid);
        cnnwin->priv->delayed_grab_eventsourceid = 0;
    }
    if (priv->ftb_hide_eventsource) {
        g_source_remove(priv->ftb_hide_eventsource);
        priv->ftb_hide_eventsource = 0;
    }
    if (priv->tar_eventsource) {
        g_source_remove(priv->tar_eventsource);
        priv->tar_eventsource = 0;
    }
    if (priv->hidetb_eventsource) {
        g_source_remove(priv->hidetb_eventsource);
        priv->hidetb_eventsource = 0;
    }
    if (priv->dwp_eventsourceid) {
        g_source_remove(priv->dwp_eventsourceid);
        priv->dwp_eventsourceid = 0;
    }
 
    /* There is no need to destroy priv->floating_toolbar_widget,
     * because it’s our child and will be destroyed automatically */
 
    cnnwin->priv = NULL;
    g_free(priv);
}
 
gboolean rcw_notify_widget_toolbar_placement(GtkWidget *widget, gpointer data)
{
    TRACE_CALL(__func__);
    GType rcwtype;
 
    rcwtype = rcw_get_type();
    if (G_TYPE_CHECK_INSTANCE_TYPE(widget, rcwtype)) {
        g_signal_emit_by_name(G_OBJECT(widget), "toolbar-place");
        return TRUE;
    }
    return FALSE;
}
 
static gboolean rcw_tb_drag_failed(GtkWidget *widget, GdkDragContext *context,
                   GtkDragResult result, gpointer user_data)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv;
    RemminaConnectionWindow *cnnwin;
 
 
    cnnwin = (RemminaConnectionWindow *)user_data;
    priv = cnnwin->priv;
 
    if (priv->toolbar)
        gtk_widget_show(GTK_WIDGET(priv->toolbar));
 
    return TRUE;
}
 
static gboolean rcw_tb_drag_drop(GtkWidget *widget, GdkDragContext *context,
                 gint x, gint y, guint time, gpointer user_data)
{
    TRACE_CALL(__func__);
    GtkAllocation wa;
    gint new_toolbar_placement;
    RemminaConnectionWindowPriv *priv;
    RemminaConnectionWindow *cnnwin;
 
    cnnwin = (RemminaConnectionWindow *)user_data;
    priv = cnnwin->priv;
 
    gtk_widget_get_allocation(widget, &wa);
 
    if (wa.width * y >= wa.height * x) {
        if (wa.width * y > wa.height * (wa.width - x))
            new_toolbar_placement = TOOLBAR_PLACEMENT_BOTTOM;
        else
            new_toolbar_placement = TOOLBAR_PLACEMENT_LEFT;
    } else {
        if (wa.width * y > wa.height * (wa.width - x))
            new_toolbar_placement = TOOLBAR_PLACEMENT_RIGHT;
        else
            new_toolbar_placement = TOOLBAR_PLACEMENT_TOP;
    }
 
    gtk_drag_finish(context, TRUE, TRUE, time);
 
    if (new_toolbar_placement != remmina_pref.toolbar_placement) {
        /* Save new position */
        remmina_pref.toolbar_placement = new_toolbar_placement;
        remmina_pref_save();
 
        /* Signal all windows that the toolbar must be moved */
        remmina_widget_pool_foreach(rcw_notify_widget_toolbar_placement, NULL);
    }
    if (priv->toolbar)
        gtk_widget_show(GTK_WIDGET(priv->toolbar));
 
    return TRUE;
}
 
static void rcw_tb_drag_begin(GtkWidget *widget, GdkDragContext *context, gpointer user_data)
{
    TRACE_CALL(__func__);
 
    cairo_surface_t *surface;
    cairo_t *cr;
    GtkAllocation wa;
    double dashes[] = { 10 };
 
    gtk_widget_get_allocation(widget, &wa);
 
    surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 16, 16);
    cr = cairo_create(surface);
    cairo_set_source_rgb(cr, 0.6, 0.6, 0.6);
    cairo_set_line_width(cr, 4);
    cairo_set_dash(cr, dashes, 1, 0);
    cairo_rectangle(cr, 0, 0, 16, 16);
    cairo_stroke(cr);
    cairo_destroy(cr);
 
    gtk_widget_hide(widget);
 
    gtk_drag_set_icon_surface(context, surface);
}
 
void rcw_update_toolbar_opacity(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
    RemminaConnectionObject *cnnobj;
 
    cnnobj = rcw_get_visible_cnnobj(cnnwin);
    if (!cnnobj) return;
 
    priv->floating_toolbar_opacity = (1.0 - TOOLBAR_OPACITY_MIN) / ((gdouble)TOOLBAR_OPACITY_LEVEL)
                     * ((gdouble)(TOOLBAR_OPACITY_LEVEL - remmina_file_get_int(cnnobj->remmina_file, "toolbar_opacity", 0)))
                     + TOOLBAR_OPACITY_MIN;
    if (priv->floating_toolbar_widget)
        gtk_widget_set_opacity(GTK_WIDGET(priv->overlay_ftb_overlay), priv->floating_toolbar_opacity);
}
 
static gboolean rcw_floating_toolbar_make_invisible(gpointer data)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = (RemminaConnectionWindowPriv *)data;
 
    gtk_widget_set_opacity(GTK_WIDGET(priv->overlay_ftb_overlay), 0.0);
    priv->ftb_hide_eventsource = 0;
    return G_SOURCE_REMOVE;
}
 
static void rcw_floating_toolbar_show(RemminaConnectionWindow *cnnwin, gboolean show)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
 
    if (priv->floating_toolbar_widget == NULL)
        return;
 
    if (show || priv->pin_down) {
        /* Make the FTB no longer transparent, in case we have an hidden toolbar */
        rcw_update_toolbar_opacity(cnnwin);
        /* Remove outstanding hide events, if not yet active */
        if (priv->ftb_hide_eventsource) {
            g_source_remove(priv->ftb_hide_eventsource);
            priv->ftb_hide_eventsource = 0;
        }
    } else {
        /* If we are hiding and the toolbar must be made invisible, schedule
         * a later toolbar hide */
        if (remmina_pref.fullscreen_toolbar_visibility == FLOATING_TOOLBAR_VISIBILITY_INVISIBLE)
            if (priv->ftb_hide_eventsource == 0)
                priv->ftb_hide_eventsource = g_timeout_add(1000, rcw_floating_toolbar_make_invisible, priv);
    }
 
    gtk_revealer_set_reveal_child(GTK_REVEALER(priv->revealer), show || priv->pin_down);
}
 
static void rco_get_desktop_size(RemminaConnectionObject *cnnobj, gint *width, gint *height)
{
    TRACE_CALL(__func__);
    RemminaProtocolWidget *gp = REMMINA_PROTOCOL_WIDGET(cnnobj->proto);
 
 
    *width = remmina_protocol_widget_get_width(gp);
    *height = remmina_protocol_widget_get_height(gp);
    if (*width == 0) {
        /* Before connecting we do not have real remote width/height,
         * so we ask profile values */
        *width = remmina_protocol_widget_get_profile_remote_width(gp);
        *height = remmina_protocol_widget_get_profile_remote_height(gp);
    }
}
 
void rco_set_scrolled_policy(RemminaScaleMode scalemode, GtkScrolledWindow *scrolled_window)
{
    TRACE_CALL(__func__);
 
    gtk_scrolled_window_set_policy(scrolled_window,
                       scalemode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED ? GTK_POLICY_NEVER : GTK_POLICY_AUTOMATIC,
                       scalemode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED ? GTK_POLICY_NEVER : GTK_POLICY_AUTOMATIC);
}
 
static GtkWidget *rco_create_scrolled_container(RemminaScaleMode scalemode, int view_mode)
{
    GtkWidget *scrolled_container;
 
    if (view_mode == VIEWPORT_FULLSCREEN_MODE) {
        scrolled_container = remmina_scrolled_viewport_new();
    } else {
        scrolled_container = gtk_scrolled_window_new(NULL, NULL);
        rco_set_scrolled_policy(scalemode, GTK_SCROLLED_WINDOW(scrolled_container));
        gtk_container_set_border_width(GTK_CONTAINER(scrolled_container), 0);
        gtk_widget_set_can_focus(scrolled_container, FALSE);
    }
 
    gtk_widget_set_name(scrolled_container, "remmina-scrolled-container");
    gtk_widget_show(scrolled_container);
 
    return scrolled_container;
}
 
gboolean rcw_toolbar_autofit_restore(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
 
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
    RemminaConnectionObject *cnnobj;
    gint dwidth, dheight;
    GtkAllocation nba, ca, ta;
 
    cnnwin->priv->tar_eventsource = 0;
 
    if (priv->toolbar_is_reconfiguring)
        return G_SOURCE_REMOVE;
 
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return FALSE;
 
    if (cnnobj->connected && GTK_IS_SCROLLED_WINDOW(cnnobj->scrolled_container)) {
        rco_get_desktop_size(cnnobj, &dwidth, &dheight);
        gtk_widget_get_allocation(GTK_WIDGET(priv->notebook), &nba);
        gtk_widget_get_allocation(cnnobj->scrolled_container, &ca);
        gtk_widget_get_allocation(priv->toolbar, &ta);
        if (remmina_pref.toolbar_placement == TOOLBAR_PLACEMENT_LEFT ||
            remmina_pref.toolbar_placement == TOOLBAR_PLACEMENT_RIGHT)
            gtk_window_resize(GTK_WINDOW(cnnobj->cnnwin), MAX(1, dwidth + ta.width + nba.width - ca.width),
                      MAX(1, dheight + nba.height - ca.height));
        else
            gtk_window_resize(GTK_WINDOW(cnnobj->cnnwin), MAX(1, dwidth + nba.width - ca.width),
                      MAX(1, dheight + ta.height + nba.height - ca.height));
        gtk_container_check_resize(GTK_CONTAINER(cnnobj->cnnwin));
    }
    if (GTK_IS_SCROLLED_WINDOW(cnnobj->scrolled_container)) {
        RemminaScaleMode scalemode = get_current_allowed_scale_mode(cnnobj, NULL, NULL);
        rco_set_scrolled_policy(scalemode, GTK_SCROLLED_WINDOW(cnnobj->scrolled_container));
    }
 
    return G_SOURCE_REMOVE;
}
 
static void rcw_toolbar_autofit(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    if (GTK_IS_SCROLLED_WINDOW(cnnobj->scrolled_container)) {
        if ((gdk_window_get_state(gtk_widget_get_window(GTK_WIDGET(cnnwin))) & GDK_WINDOW_STATE_MAXIMIZED) != 0)
            gtk_window_unmaximize(GTK_WINDOW(cnnwin));
 
        /* It’s tricky to make the toolbars disappear automatically, while keeping scrollable.
         * Please tell me if you know a better way to do this */
        gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(cnnobj->scrolled_container), GTK_POLICY_NEVER, GTK_POLICY_NEVER);
 
        cnnwin->priv->tar_eventsource = g_timeout_add(200, (GSourceFunc)rcw_toolbar_autofit_restore, cnnwin);
    }
}
 
void rco_get_monitor_geometry(RemminaConnectionObject *cnnobj, GdkRectangle *sz)
{
    TRACE_CALL(__func__);
 
    /* Fill sz with the monitor (or workarea) size and position
     * of the monitor (or workarea) where cnnobj->cnnwin is located */
 
    GdkRectangle monitor_geometry;
 
    sz->x = sz->y = sz->width = sz->height = 0;
 
    if (!cnnobj)
        return;
    if (!cnnobj->cnnwin)
        return;
    if (!gtk_widget_is_visible(GTK_WIDGET(cnnobj->cnnwin)))
        return;
 
#if GTK_CHECK_VERSION(3, 22, 0)
    GdkDisplay *display;
    GdkMonitor *monitor;
    display = gtk_widget_get_display(GTK_WIDGET(cnnobj->cnnwin));
    monitor = gdk_display_get_monitor_at_window(display, gtk_widget_get_window(GTK_WIDGET(cnnobj->cnnwin)));
#else
    GdkScreen *screen;
    gint monitor;
    screen = gtk_window_get_screen(GTK_WINDOW(cnnobj->cnnwin));
    monitor = gdk_screen_get_monitor_at_window(screen, gtk_widget_get_window(GTK_WIDGET(cnnobj->cnnwin)));
#endif
 
#if GTK_CHECK_VERSION(3, 22, 0)
    gdk_monitor_get_workarea(monitor, &monitor_geometry);
    /* Under Wayland, GTK 3.22, all values returned by gdk_monitor_get_geometry()
     * and gdk_monitor_get_workarea() seem to have been divided by the
     * gdk scale factor, so we need to adjust the returned rect
     * undoing the division */
#ifdef GDK_WINDOWING_WAYLAND
    if (GDK_IS_WAYLAND_DISPLAY(display)) {
        int monitor_scale_factor = gdk_monitor_get_scale_factor(monitor);
        monitor_geometry.width *= monitor_scale_factor;
        monitor_geometry.height *= monitor_scale_factor;
    }
#endif
#elif gdk_screen_get_monitor_workarea
    gdk_screen_get_monitor_workarea(screen, monitor, &monitor_geometry);
#else
    gdk_screen_get_monitor_geometry(screen, monitor, &monitor_geometry);
#endif
    *sz = monitor_geometry;
}
 
static void rco_check_resize(RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    gboolean scroll_required = FALSE;
 
    GdkRectangle monitor_geometry;
    gint rd_width, rd_height;
    gint bordersz;
    gint scalemode;
 
    scalemode = remmina_protocol_widget_get_current_scale_mode(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
 
    /* Get remote destkop size */
    rco_get_desktop_size(cnnobj, &rd_width, &rd_height);
 
    /* Get our monitor size */
    rco_get_monitor_geometry(cnnobj, &monitor_geometry);
 
    if (!remmina_protocol_widget_get_expand(REMMINA_PROTOCOL_WIDGET(cnnobj->proto)) &&
        (monitor_geometry.width < rd_width || monitor_geometry.height < rd_height) &&
        scalemode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_NONE)
        scroll_required = TRUE;
 
    switch (cnnobj->cnnwin->priv->view_mode) {
    case SCROLLED_FULLSCREEN_MODE:
        gtk_window_resize(GTK_WINDOW(cnnobj->cnnwin), monitor_geometry.width, monitor_geometry.height);
        gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(cnnobj->scrolled_container),
                           (scroll_required ? GTK_POLICY_AUTOMATIC : GTK_POLICY_NEVER),
                           (scroll_required ? GTK_POLICY_AUTOMATIC : GTK_POLICY_NEVER));
        break;
 
    case VIEWPORT_FULLSCREEN_MODE:
        bordersz = scroll_required ? SCROLL_BORDER_SIZE : 0;
        gtk_window_resize(GTK_WINDOW(cnnobj->cnnwin), monitor_geometry.width, monitor_geometry.height);
        if (REMMINA_IS_SCROLLED_VIEWPORT(cnnobj->scrolled_container))
            /* Put a border around Notebook content (RemminaScrolledViewpord), so we can
             * move the mouse over the border to scroll */
            gtk_container_set_border_width(GTK_CONTAINER(cnnobj->scrolled_container), bordersz);
 
        break;
 
    case SCROLLED_WINDOW_MODE:
        if (remmina_file_get_int(cnnobj->remmina_file, "viewmode", UNDEFINED_MODE) == UNDEFINED_MODE) {
            /* ToDo: is this really needed ? When ? */
            gtk_window_set_default_size(GTK_WINDOW(cnnobj->cnnwin),
                            MIN(rd_width, monitor_geometry.width), MIN(rd_height, monitor_geometry.height));
            if (rd_width >= monitor_geometry.width || rd_height >= monitor_geometry.height) {
                gtk_window_maximize(GTK_WINDOW(cnnobj->cnnwin));
                remmina_file_set_int(cnnobj->remmina_file, "window_maximize", TRUE);
            } else {
                rcw_toolbar_autofit(NULL, cnnobj->cnnwin);
                remmina_file_set_int(cnnobj->remmina_file, "window_maximize", FALSE);
            }
        } else {
            if (remmina_file_get_int(cnnobj->remmina_file, "window_maximize", FALSE))
                gtk_window_maximize(GTK_WINDOW(cnnobj->cnnwin));
        }
        break;
 
    default:
        break;
    }
}
 
static void rcw_set_tooltip(GtkWidget *item, const gchar *tip, guint key1, guint key2)
{
    TRACE_CALL(__func__);
    gchar *s1;
    gchar *s2;
 
    if (remmina_pref.hostkey && key1) {
        if (key2)
            s1 = g_strdup_printf(" (%s + %s,%s)", gdk_keyval_name(remmina_pref.hostkey),
                         gdk_keyval_name(gdk_keyval_to_upper(key1)), gdk_keyval_name(gdk_keyval_to_upper(key2)));
        else if (key1 == remmina_pref.hostkey)
            s1 = g_strdup_printf(" (%s)", gdk_keyval_name(remmina_pref.hostkey));
        else
            s1 = g_strdup_printf(" (%s + %s)", gdk_keyval_name(remmina_pref.hostkey),
                         gdk_keyval_name(gdk_keyval_to_upper(key1)));
    } else {
        s1 = NULL;
    }
    s2 = g_strdup_printf("%s%s", tip, s1 ? s1 : "");
    gtk_widget_set_tooltip_text(item, s2);
    g_free(s2);
    g_free(s1);
}
 
static void remmina_protocol_widget_update_alignment(RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    RemminaScaleMode scalemode;
    gboolean scaledexpandedmode;
    int rdwidth, rdheight;
    gfloat aratio;
 
    if (!cnnobj->plugin_can_scale) {
        /* If we have a plugin that cannot scale,
         * (i.e. SFTP plugin), then we expand proto */
        gtk_widget_set_halign(GTK_WIDGET(cnnobj->proto), GTK_ALIGN_FILL);
        gtk_widget_set_valign(GTK_WIDGET(cnnobj->proto), GTK_ALIGN_FILL);
    } else {
        /* Plugin can scale */
 
        scalemode = get_current_allowed_scale_mode(cnnobj, NULL, NULL);
        scaledexpandedmode = remmina_protocol_widget_get_expand(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
 
        /* Check if we need aspectframe and create/destroy it accordingly */
        if (scalemode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED && !scaledexpandedmode) {
            /* We need an aspectframe as a parent of proto */
            rdwidth = remmina_protocol_widget_get_width(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
            rdheight = remmina_protocol_widget_get_height(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
            aratio = (gfloat)rdwidth / (gfloat)rdheight;
            if (!cnnobj->aspectframe) {
                /* We need a new aspectframe */
                cnnobj->aspectframe = gtk_aspect_frame_new(NULL, 0.5, 0.5, aratio, FALSE);
                gtk_widget_set_name(cnnobj->aspectframe, "remmina-cw-aspectframe");
                gtk_frame_set_shadow_type(GTK_FRAME(cnnobj->aspectframe), GTK_SHADOW_NONE);
                g_object_ref(cnnobj->proto);
                gtk_container_remove(GTK_CONTAINER(cnnobj->viewport), cnnobj->proto);
                gtk_container_add(GTK_CONTAINER(cnnobj->viewport), cnnobj->aspectframe);
                gtk_container_add(GTK_CONTAINER(cnnobj->aspectframe), cnnobj->proto);
                g_object_unref(cnnobj->proto);
                gtk_widget_show(cnnobj->aspectframe);
                if (cnnobj != NULL && cnnobj->cnnwin != NULL && cnnobj->cnnwin->priv->notebook != NULL)
                    rcw_grab_focus(cnnobj->cnnwin);
            } else {
                gtk_aspect_frame_set(GTK_ASPECT_FRAME(cnnobj->aspectframe), 0.5, 0.5, aratio, FALSE);
            }
        } else {
            /* We do not need an aspectframe as a parent of proto */
            if (cnnobj->aspectframe) {
                /* We must remove the old aspectframe reparenting proto to viewport */
                g_object_ref(cnnobj->aspectframe);
                g_object_ref(cnnobj->proto);
                gtk_container_remove(GTK_CONTAINER(cnnobj->aspectframe), cnnobj->proto);
                gtk_container_remove(GTK_CONTAINER(cnnobj->viewport), cnnobj->aspectframe);
                g_object_unref(cnnobj->aspectframe);
                cnnobj->aspectframe = NULL;
                gtk_container_add(GTK_CONTAINER(cnnobj->viewport), cnnobj->proto);
                g_object_unref(cnnobj->proto);
                if (cnnobj != NULL && cnnobj->cnnwin != NULL && cnnobj->cnnwin->priv->notebook != NULL)
                    rcw_grab_focus(cnnobj->cnnwin);
            }
        }
 
        if (scalemode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED || scalemode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_DYNRES) {
            /* We have a plugin that can be scaled, and the scale button
             * has been pressed. Give it the correct WxH maintaining aspect
             * ratio of remote destkop size */
            gtk_widget_set_halign(GTK_WIDGET(cnnobj->proto), GTK_ALIGN_FILL);
            gtk_widget_set_valign(GTK_WIDGET(cnnobj->proto), GTK_ALIGN_FILL);
        } else {
            /* Plugin can scale, but no scaling is active. Ensure that we have
             * aspectframe with a ratio of 1 */
            gtk_widget_set_halign(GTK_WIDGET(cnnobj->proto), GTK_ALIGN_CENTER);
            gtk_widget_set_valign(GTK_WIDGET(cnnobj->proto), GTK_ALIGN_CENTER);
        }
    }
}
 
static void nb_set_current_page(GtkNotebook *notebook, GtkWidget *page)
{
    gint np, i;
 
    np = gtk_notebook_get_n_pages(notebook);
    for (i = 0; i < np; i++) {
        if (gtk_notebook_get_nth_page(notebook, i) == page) {
            gtk_notebook_set_current_page(notebook, i);
            break;
        }
    }
}
 
static void nb_migrate_message_panels(GtkWidget *frompage, GtkWidget *topage)
{
    /* Migrate a single connection tab from a notebook to another one */
    GList *lst, *l;
 
    /* Reparent message panels */
    lst = gtk_container_get_children(GTK_CONTAINER(frompage));
    for (l = lst; l != NULL; l = l->next) {
        if (REMMINA_IS_MESSAGE_PANEL(l->data)) {
            g_object_ref(l->data);
            gtk_container_remove(GTK_CONTAINER(frompage), GTK_WIDGET(l->data));
            gtk_container_add(GTK_CONTAINER(topage), GTK_WIDGET(l->data));
            g_object_unref(l->data);
            gtk_box_reorder_child(GTK_BOX(topage), GTK_WIDGET(l->data), 0);
        }
    }
    g_list_free(lst);
 
}
 
static void rcw_migrate(RemminaConnectionWindow *from, RemminaConnectionWindow *to)
{
    /* Migrate a complete notebook from a window to another */
 
    gchar *tag;
    gint cp, np, i;
    GtkNotebook *from_notebook;
    GtkWidget *frompage, *newpage, *old_scrolled_container;
    RemminaConnectionObject *cnnobj;
    RemminaScaleMode scalemode;
 
    /* Migrate TAG */
    tag = g_strdup((gchar *)g_object_get_data(G_OBJECT(from), "tag"));
    g_object_set_data_full(G_OBJECT(to), "tag", tag, (GDestroyNotify)g_free);
 
    /* Migrate notebook content */
    from_notebook = from->priv->notebook;
    if (from_notebook && GTK_IS_NOTEBOOK(from_notebook)) {
 
        cp = gtk_notebook_get_current_page(from_notebook);
        np = gtk_notebook_get_n_pages(from_notebook);
        /* Create pages on dest notebook and migrate
         * page content */
        for (i = 0; i < np; i++) {
            frompage = gtk_notebook_get_nth_page(from_notebook, i);
            cnnobj = g_object_get_data(G_OBJECT(frompage), "cnnobj");
 
            /* A scrolled container must be recreated, because it can be different on the new window/page
              depending on view_mode */
            scalemode = get_current_allowed_scale_mode(cnnobj, NULL, NULL);
            old_scrolled_container = cnnobj->scrolled_container;
            cnnobj->scrolled_container = rco_create_scrolled_container(scalemode, to->priv->view_mode);
 
            newpage = rcw_append_new_page(to, cnnobj);
 
            nb_migrate_message_panels(frompage, newpage);
 
            /* Reparent the viewport (which is inside scrolled_container) to the new page */
            g_object_ref(cnnobj->viewport);
            gtk_container_remove(GTK_CONTAINER(old_scrolled_container), cnnobj->viewport);
            gtk_container_add(GTK_CONTAINER(cnnobj->scrolled_container), cnnobj->viewport);
            g_object_unref(cnnobj->viewport);
 
            /* Destroy old scrolled_container. Not really needed, it will be destroyed
             * when removing the page from the notepad */
            gtk_widget_destroy(old_scrolled_container);
 
        }
 
        /* Remove all the pages from source notebook */
        for (i = np - 1; i >= 0; i--)
            gtk_notebook_remove_page(from_notebook, i);
        gtk_notebook_set_current_page(to->priv->notebook, cp);
 
    }
}
 
static void rcw_switch_viewmode(RemminaConnectionWindow *cnnwin, int newmode)
{
    GdkWindowState s;
    RemminaConnectionWindow *newwin;
    gint old_width, old_height;
    int old_mode;
 
    old_mode = cnnwin->priv->view_mode;
    if (old_mode == newmode)
        return;
 
    if (newmode == VIEWPORT_FULLSCREEN_MODE || newmode == SCROLLED_FULLSCREEN_MODE) {
        if (old_mode == SCROLLED_WINDOW_MODE) {
            /* We are leaving SCROLLED_WINDOW_MODE, save W,H, and maximized
             * status before self destruction of cnnwin */
            gtk_window_get_size(GTK_WINDOW(cnnwin), &old_width, &old_height);
            s = gdk_window_get_state(gtk_widget_get_window(GTK_WIDGET(cnnwin)));
        }
        newwin = rcw_create_fullscreen(GTK_WINDOW(cnnwin), cnnwin->priv->fss_view_mode);
        rcw_migrate(cnnwin, newwin);
        if (old_mode == SCROLLED_WINDOW_MODE) {
            newwin->priv->ss_maximized = (s & GDK_WINDOW_STATE_MAXIMIZED) ? TRUE : FALSE;
            newwin->priv->ss_width = old_width;
            newwin->priv->ss_height = old_height;
        }
    } else {
        newwin = rcw_create_scrolled(cnnwin->priv->ss_width, cnnwin->priv->ss_height,
                         cnnwin->priv->ss_maximized);
        rcw_migrate(cnnwin, newwin);
        if (old_mode == VIEWPORT_FULLSCREEN_MODE || old_mode == SCROLLED_FULLSCREEN_MODE)
            /* We are leaving a FULLSCREEN mode, save some parameters
             * status before self destruction of cnnwin */
            newwin->priv->fss_view_mode = old_mode;
    }
 
    /* Prevent unreleased hostkey from old window to be released here */
    newwin->priv->hostkey_used = TRUE;
}
 
 
static void rcw_toolbar_fullscreen(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
 
    RemminaConnectionObject *cnnobj;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
 
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    RemminaProtocolWidget *gp = REMMINA_PROTOCOL_WIDGET(cnnobj->proto);
 
    if (remmina_protocol_widget_get_multimon(gp) >= 1) {
        REMMINA_DEBUG("Fullscreen on all monitor");
        gdk_window_set_fullscreen_mode(gtk_widget_get_window(GTK_WIDGET(toggle)), GDK_FULLSCREEN_ON_ALL_MONITORS);
    } else {
        REMMINA_DEBUG("Fullscreen on one monitor");
    }
 
    if ((toggle != NULL && toggle == cnnwin->priv->toolitem_fullscreen)) {
        if (gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle))) {
            if (remmina_protocol_widget_get_multimon(gp) >= 1)
                gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(cnnwin->priv->toolitem_multimon), TRUE);
            rcw_switch_viewmode(cnnwin, cnnwin->priv->fss_view_mode);
        } else {
            rcw_switch_viewmode(cnnwin, SCROLLED_WINDOW_MODE);
        }
    } else
    if (gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(cnnwin->priv->toolitem_multimon))) {
        rcw_switch_viewmode(cnnwin, cnnwin->priv->fss_view_mode);
    } else {
        rcw_switch_viewmode(cnnwin, SCROLLED_WINDOW_MODE);
    }
}
 
static void rco_viewport_fullscreen_mode(GtkWidget *widget, RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindow *newwin;
 
    if (!gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget)))
        return;
    cnnobj->cnnwin->priv->fss_view_mode = VIEWPORT_FULLSCREEN_MODE;
    newwin = rcw_create_fullscreen(GTK_WINDOW(cnnobj->cnnwin), VIEWPORT_FULLSCREEN_MODE);
    rcw_migrate(cnnobj->cnnwin, newwin);
}
 
static void rco_scrolled_fullscreen_mode(GtkWidget *widget, RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindow *newwin;
 
    if (!gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget)))
        return;
    cnnobj->cnnwin->priv->fss_view_mode = SCROLLED_FULLSCREEN_MODE;
    newwin = rcw_create_fullscreen(GTK_WINDOW(cnnobj->cnnwin), SCROLLED_FULLSCREEN_MODE);
    rcw_migrate(cnnobj->cnnwin, newwin);
}
 
static void rcw_fullscreen_option_popdown(GtkWidget *widget, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
 
    priv->sticky = FALSE;
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(priv->fullscreen_option_button), FALSE);
    rcw_floating_toolbar_show(cnnwin, FALSE);
}
 
void rcw_toolbar_fullscreen_option(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
    GtkWidget *menu;
    GtkWidget *menuitem;
    GSList *group;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
 
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    if (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toggle)))
        return;
 
    cnnwin->priv->sticky = TRUE;
 
    menu = gtk_menu_new();
 
    menuitem = gtk_radio_menu_item_new_with_label(NULL, _("Viewport fullscreen mode"));
    gtk_widget_show(menuitem);
    gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
    group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(menuitem));
    if (cnnwin->priv->view_mode == VIEWPORT_FULLSCREEN_MODE)
        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem), TRUE);
    g_signal_connect(G_OBJECT(menuitem), "toggled", G_CALLBACK(rco_viewport_fullscreen_mode), cnnobj);
 
    menuitem = gtk_radio_menu_item_new_with_label(group, _("Scrolled fullscreen"));
    gtk_widget_show(menuitem);
    gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
    if (cnnwin->priv->view_mode == SCROLLED_FULLSCREEN_MODE)
        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem), TRUE);
    g_signal_connect(G_OBJECT(menuitem), "toggled", G_CALLBACK(rco_scrolled_fullscreen_mode), cnnobj);
 
    g_signal_connect(G_OBJECT(menu), "deactivate", G_CALLBACK(rcw_fullscreen_option_popdown), cnnwin);
 
#if GTK_CHECK_VERSION(3, 22, 0)
    gtk_menu_popup_at_widget(GTK_MENU(menu), GTK_WIDGET(toggle),
                 GDK_GRAVITY_SOUTH_WEST, GDK_GRAVITY_NORTH_WEST, NULL);
#else
    gtk_menu_popup(GTK_MENU(menu), NULL, NULL, remmina_public_popup_position, cnnwin->priv->toolitem_fullscreen, 0,
               gtk_get_current_event_time());
#endif
}
 
 
static void rcw_scaler_option_popdown(GtkWidget *widget, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
 
    if (priv->toolbar_is_reconfiguring)
        return;
    priv->sticky = FALSE;
    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(priv->scaler_option_button), FALSE);
    rcw_floating_toolbar_show(cnnwin, FALSE);
}
 
static void rcw_scaler_expand(GtkWidget *widget, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    if (!gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget)))
        return;
    cnnobj = rcw_get_visible_cnnobj(cnnwin);
    if (!cnnobj)
        return;
    remmina_protocol_widget_set_expand(REMMINA_PROTOCOL_WIDGET(cnnobj->proto), TRUE);
    remmina_file_set_int(cnnobj->remmina_file, "scaler_expand", TRUE);
    remmina_protocol_widget_update_alignment(cnnobj);
}
static void rcw_scaler_keep_aspect(GtkWidget *widget, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    if (!gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget)))
        return;
    cnnobj = rcw_get_visible_cnnobj(cnnwin);
    if (!cnnobj)
        return;
 
    remmina_protocol_widget_set_expand(REMMINA_PROTOCOL_WIDGET(cnnobj->proto), FALSE);
    remmina_file_set_int(cnnobj->remmina_file, "scaler_expand", FALSE);
    remmina_protocol_widget_update_alignment(cnnobj);
}
 
static void rcw_toolbar_scaler_option(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv;
    RemminaConnectionObject *cnnobj;
    GtkWidget *menu;
    GtkWidget *menuitem;
    GSList *group;
    gboolean scaler_expand;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
 
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
    priv = cnnwin->priv;
 
    if (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toggle)))
        return;
 
    scaler_expand = remmina_protocol_widget_get_expand(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
 
    priv->sticky = TRUE;
 
    menu = gtk_menu_new();
 
    menuitem = gtk_radio_menu_item_new_with_label(NULL, _("Keep aspect ratio when scaled"));
    gtk_widget_show(menuitem);
    gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
    group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(menuitem));
    if (!scaler_expand)
        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem), TRUE);
    g_signal_connect(G_OBJECT(menuitem), "toggled", G_CALLBACK(rcw_scaler_keep_aspect), cnnwin);
 
    menuitem = gtk_radio_menu_item_new_with_label(group, _("Fill client window when scaled"));
    gtk_widget_show(menuitem);
    gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
    if (scaler_expand)
        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem), TRUE);
    g_signal_connect(G_OBJECT(menuitem), "toggled", G_CALLBACK(rcw_scaler_expand), cnnwin);
 
    g_signal_connect(G_OBJECT(menu), "deactivate", G_CALLBACK(rcw_scaler_option_popdown), cnnwin);
 
#if GTK_CHECK_VERSION(3, 22, 0)
    gtk_menu_popup_at_widget(GTK_MENU(menu), GTK_WIDGET(toggle),
                 GDK_GRAVITY_SOUTH_WEST, GDK_GRAVITY_NORTH_WEST, NULL);
#else
    gtk_menu_popup(GTK_MENU(menu), NULL, NULL, remmina_public_popup_position, priv->toolitem_scale, 0,
               gtk_get_current_event_time());
#endif
}
 
void rco_switch_page_activate(GtkMenuItem *menuitem, RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnobj->cnnwin->priv;
    gint page_num;
 
    page_num = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(menuitem), "new-page-num"));
    gtk_notebook_set_current_page(GTK_NOTEBOOK(priv->notebook), page_num);
}
 
void rcw_toolbar_switch_page_popdown(GtkWidget *widget, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
 
    priv->sticky = FALSE;
 
    gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_switch_page), FALSE);
    rcw_floating_toolbar_show(cnnwin, FALSE);
}
 
static void rcw_toolbar_switch_page(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
 
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
    RemminaConnectionObject *cnnobj;
 
    GtkWidget *menu;
    GtkWidget *menuitem;
    GtkWidget *image;
    gint i, n;
 
    if (priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    if (!gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle)))
        return;
 
    priv->sticky = TRUE;
 
    menu = gtk_menu_new();
 
    n = gtk_notebook_get_n_pages(GTK_NOTEBOOK(priv->notebook));
    for (i = 0; i < n; i++) {
        cnnobj = rcw_get_cnnobj_at_page(cnnobj->cnnwin, i);
 
        menuitem = gtk_menu_item_new_with_label(remmina_file_get_string(cnnobj->remmina_file, "name"));
        gtk_widget_show(menuitem);
        gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
 
        image = gtk_image_new_from_icon_name(remmina_file_get_icon_name(cnnobj->remmina_file), GTK_ICON_SIZE_MENU);
        gtk_widget_show(image);
 
        g_object_set_data(G_OBJECT(menuitem), "new-page-num", GINT_TO_POINTER(i));
        g_signal_connect(G_OBJECT(menuitem), "activate", G_CALLBACK(rco_switch_page_activate), cnnobj);
        if (i == gtk_notebook_get_current_page(GTK_NOTEBOOK(priv->notebook)))
            gtk_widget_set_sensitive(menuitem, FALSE);
    }
 
    g_signal_connect(G_OBJECT(menu), "deactivate", G_CALLBACK(rcw_toolbar_switch_page_popdown),
             cnnwin);
 
#if GTK_CHECK_VERSION(3, 22, 0)
    gtk_menu_popup_at_widget(GTK_MENU(menu), GTK_WIDGET(toggle),
                 GDK_GRAVITY_SOUTH_WEST, GDK_GRAVITY_NORTH_WEST, NULL);
#else
    gtk_menu_popup(GTK_MENU(menu), NULL, NULL, remmina_public_popup_position, widget, 0, gtk_get_current_event_time());
#endif
}
 
void rco_update_toolbar_autofit_button(RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnobj->cnnwin->priv;
    GtkToolItem *toolitem;
    RemminaScaleMode sc;
 
    toolitem = priv->toolitem_autofit;
    if (toolitem) {
        if (priv->view_mode != SCROLLED_WINDOW_MODE) {
            gtk_widget_set_sensitive(GTK_WIDGET(toolitem), FALSE);
        } else {
            sc = get_current_allowed_scale_mode(cnnobj, NULL, NULL);
            gtk_widget_set_sensitive(GTK_WIDGET(toolitem), sc == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_NONE);
        }
    }
}
 
static void rco_change_scalemode(RemminaConnectionObject *cnnobj, gboolean bdyn, gboolean bscale)
{
    RemminaScaleMode scalemode;
    RemminaConnectionWindowPriv *priv = cnnobj->cnnwin->priv;
 
    if (bdyn)
        scalemode = REMMINA_PROTOCOL_WIDGET_SCALE_MODE_DYNRES;
    else if (bscale)
        scalemode = REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED;
    else
        scalemode = REMMINA_PROTOCOL_WIDGET_SCALE_MODE_NONE;
 
    remmina_protocol_widget_set_current_scale_mode(REMMINA_PROTOCOL_WIDGET(cnnobj->proto), scalemode);
    remmina_file_set_int(cnnobj->remmina_file, "scale", scalemode);
    gtk_widget_set_sensitive(GTK_WIDGET(priv->scaler_option_button), scalemode == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED);
    rco_update_toolbar_autofit_button(cnnobj);
 
    remmina_protocol_widget_call_feature_by_type(REMMINA_PROTOCOL_WIDGET(cnnobj->proto),
                             REMMINA_PROTOCOL_FEATURE_TYPE_SCALE, 0);
 
    if (cnnobj->cnnwin->priv->view_mode != SCROLLED_WINDOW_MODE)
        rco_check_resize(cnnobj);
    if (GTK_IS_SCROLLED_WINDOW(cnnobj->scrolled_container)) {
        rco_set_scrolled_policy(scalemode, GTK_SCROLLED_WINDOW(cnnobj->scrolled_container));
    }
}
 
static void rcw_toolbar_dynres(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    gboolean bdyn, bscale;
    RemminaConnectionObject *cnnobj;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    if (cnnobj->connected) {
        bdyn = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle));
        bscale = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(cnnobj->cnnwin->priv->toolitem_scale));
 
        if (bdyn && bscale) {
            gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(cnnobj->cnnwin->priv->toolitem_scale), FALSE);
            bscale = FALSE;
        }
 
        rco_change_scalemode(cnnobj, bdyn, bscale);
    }
}
 
static void rcw_toolbar_scaled_mode(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    gboolean bdyn, bscale;
    RemminaConnectionObject *cnnobj;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    bdyn = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(cnnobj->cnnwin->priv->toolitem_dynres));
    bscale = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle));
 
    if (bdyn && bscale) {
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(cnnobj->cnnwin->priv->toolitem_dynres), FALSE);
        bdyn = FALSE;
    }
 
    rco_change_scalemode(cnnobj, bdyn, bscale);
}
 
static void rcw_toolbar_multi_monitor_mode(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
 
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    if (gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle))) {
        REMMINA_DEBUG("Saving multimon as 1");
        remmina_file_set_int(cnnobj->remmina_file, "multimon", 1);
        remmina_file_save(cnnobj->remmina_file);
        remmina_protocol_widget_call_feature_by_type(REMMINA_PROTOCOL_WIDGET(cnnobj->proto),
                                 REMMINA_PROTOCOL_FEATURE_TYPE_MULTIMON, 0);
        if (!gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(cnnwin->priv->toolitem_fullscreen)))
            gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(cnnwin->priv->toolitem_fullscreen), TRUE);
    } else {
        REMMINA_DEBUG("Saving multimon as 0");
        remmina_file_set_int(cnnobj->remmina_file, "multimon", 0);
        remmina_file_save(cnnobj->remmina_file);
        rcw_toolbar_fullscreen(NULL, cnnwin);
    }
}
 
static void rcw_toolbar_open_main(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
 
    remmina_exec_command(REMMINA_COMMAND_MAIN, NULL);
}
 
static void rcw_toolbar_preferences_popdown(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    cnnobj->cnnwin->priv->sticky = FALSE;
 
    gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(cnnobj->cnnwin->priv->toolitem_preferences), FALSE);
    rcw_floating_toolbar_show(cnnwin, FALSE);
}
 
void rcw_toolbar_menu_popdown(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
 
    if (priv->toolbar_is_reconfiguring)
        return;
 
    priv->sticky = FALSE;
 
    gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_menu), FALSE);
    rcw_floating_toolbar_show(cnnwin, FALSE);
}
 
void rcw_toolbar_tools_popdown(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
 
    if (priv->toolbar_is_reconfiguring)
        return;
 
    priv->sticky = FALSE;
 
    gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_tools), FALSE);
    rcw_floating_toolbar_show(cnnwin, FALSE);
}
 
static void rco_call_protocol_feature_radio(GtkMenuItem *menuitem, RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    RemminaProtocolFeature *feature;
    gpointer value;
 
    if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(menuitem))) {
        feature = (RemminaProtocolFeature *)g_object_get_data(G_OBJECT(menuitem), "feature-type");
        value = g_object_get_data(G_OBJECT(menuitem), "feature-value");
 
        remmina_file_set_string(cnnobj->remmina_file, (const gchar *)feature->opt2, (const gchar *)value);
        remmina_protocol_widget_call_feature_by_ref(REMMINA_PROTOCOL_WIDGET(cnnobj->proto), feature);
    }
}
 
static void rco_call_protocol_feature_check(GtkMenuItem *menuitem, RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    RemminaProtocolFeature *feature;
    gboolean value;
 
    feature = (RemminaProtocolFeature *)g_object_get_data(G_OBJECT(menuitem), "feature-type");
    value = gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(menuitem));
    remmina_file_set_int(cnnobj->remmina_file, (const gchar *)feature->opt2, value);
    remmina_protocol_widget_call_feature_by_ref(REMMINA_PROTOCOL_WIDGET(cnnobj->proto), feature);
}
 
static void rco_call_protocol_feature_activate(GtkMenuItem *menuitem, RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    RemminaProtocolFeature *feature;
 
    feature = (RemminaProtocolFeature *)g_object_get_data(G_OBJECT(menuitem), "feature-type");
    remmina_protocol_widget_call_feature_by_ref(REMMINA_PROTOCOL_WIDGET(cnnobj->proto), feature);
}
 
void rcw_toolbar_preferences_radio(RemminaConnectionObject *cnnobj, RemminaFile *remminafile,
                   GtkWidget *menu, const RemminaProtocolFeature *feature, const gchar *domain, gboolean enabled)
{
    TRACE_CALL(__func__);
    GtkWidget *menuitem;
    GSList *group;
    gint i;
    const gchar **list;
    const gchar *value;
 
    group = NULL;
    value = remmina_file_get_string(remminafile, (const gchar *)feature->opt2);
    list = (const gchar **)feature->opt3;
    for (i = 0; list[i]; i += 2) {
        menuitem = gtk_radio_menu_item_new_with_label(group, g_dgettext(domain, list[i + 1]));
        group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(menuitem));
        gtk_widget_show(menuitem);
        gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
 
        if (enabled) {
            g_object_set_data(G_OBJECT(menuitem), "feature-type", (gpointer)feature);
            g_object_set_data(G_OBJECT(menuitem), "feature-value", (gpointer)list[i]);
 
            if (value && g_strcmp0(list[i], value) == 0)
                gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem), TRUE);
 
            g_signal_connect(G_OBJECT(menuitem), "toggled",
                     G_CALLBACK(rco_call_protocol_feature_radio), cnnobj);
        } else {
            gtk_widget_set_sensitive(menuitem, FALSE);
        }
    }
}
 
void rcw_toolbar_preferences_check(RemminaConnectionObject *cnnobj,
                   GtkWidget *menu, const RemminaProtocolFeature *feature,
                   const gchar *domain, gboolean enabled)
{
    TRACE_CALL(__func__);
    GtkWidget *menuitem;
 
    menuitem = gtk_check_menu_item_new_with_label(g_dgettext(domain, (const gchar *)feature->opt3));
    gtk_widget_show(menuitem);
    gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
 
    if (enabled) {
        g_object_set_data(G_OBJECT(menuitem), "feature-type", (gpointer)feature);
 
        gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menuitem),
                           remmina_file_get_int(cnnobj->remmina_file, (const gchar *)feature->opt2, FALSE));
 
        g_signal_connect(G_OBJECT(menuitem), "toggled",
                 G_CALLBACK(rco_call_protocol_feature_check), cnnobj);
    } else {
        gtk_widget_set_sensitive(menuitem, FALSE);
    }
}
 
static void rcw_toolbar_preferences(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv;
    RemminaConnectionObject *cnnobj;
    const RemminaProtocolFeature *feature;
    GtkWidget *menu;
    GtkWidget *menuitem;
    gboolean separator;
    gchar *domain;
    gboolean enabled;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
    priv = cnnobj->cnnwin->priv;
 
    if (!gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle)))
        return;
 
    priv->sticky = TRUE;
 
    separator = FALSE;
 
    domain = remmina_protocol_widget_get_domain(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
    menu = gtk_menu_new();
    for (feature = remmina_protocol_widget_get_features(REMMINA_PROTOCOL_WIDGET(cnnobj->proto)); feature && feature->type;
         feature++) {
        if (feature->type != REMMINA_PROTOCOL_FEATURE_TYPE_PREF)
            continue;
 
        if (separator) {
            menuitem = gtk_separator_menu_item_new();
            gtk_widget_show(menuitem);
            gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
            separator = FALSE;
        }
        enabled = remmina_protocol_widget_query_feature_by_ref(REMMINA_PROTOCOL_WIDGET(cnnobj->proto), feature);
        switch (GPOINTER_TO_INT(feature->opt1)) {
        case REMMINA_PROTOCOL_FEATURE_PREF_RADIO:
            rcw_toolbar_preferences_radio(cnnobj, cnnobj->remmina_file, menu, feature,
                              domain, enabled);
            separator = TRUE;
            break;
        case REMMINA_PROTOCOL_FEATURE_PREF_CHECK:
            rcw_toolbar_preferences_check(cnnobj, menu, feature,
                              domain, enabled);
            break;
        }
    }
 
    g_free(domain);
 
    g_signal_connect(G_OBJECT(menu), "deactivate", G_CALLBACK(rcw_toolbar_preferences_popdown), cnnwin);
 
#if GTK_CHECK_VERSION(3, 22, 0)
    gtk_menu_popup_at_widget(GTK_MENU(menu), GTK_WIDGET(toggle),
                 GDK_GRAVITY_SOUTH_WEST, GDK_GRAVITY_NORTH_WEST, NULL);
#else
    gtk_menu_popup(GTK_MENU(menu), NULL, NULL, remmina_public_popup_position, widget, 0, gtk_get_current_event_time());
#endif
}
 
static void rcw_toolbar_menu_on_launch_item(RemminaAppletMenu *menu, RemminaAppletMenuItem *menuitem, gpointer data)
{
    TRACE_CALL(__func__);
    gchar *s;
 
    switch (menuitem->item_type) {
    case REMMINA_APPLET_MENU_ITEM_NEW:
        remmina_exec_command(REMMINA_COMMAND_NEW, NULL);
        break;
    case REMMINA_APPLET_MENU_ITEM_FILE:
        remmina_exec_command(REMMINA_COMMAND_CONNECT, menuitem->filename);
        break;
    case REMMINA_APPLET_MENU_ITEM_DISCOVERED:
        s = g_strdup_printf("%s,%s", menuitem->protocol, menuitem->name);
        remmina_exec_command(REMMINA_COMMAND_NEW, s);
        g_free(s);
        break;
    }
}
 
static void rcw_toolbar_menu(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv;
    RemminaConnectionObject *cnnobj;
    GtkWidget *menu;
    GtkWidget *menuitem = NULL;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
 
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
    priv = cnnobj->cnnwin->priv;
 
    if (!gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle)))
        return;
 
    priv->sticky = TRUE;
 
    menu = remmina_applet_menu_new();
    remmina_applet_menu_set_hide_count(REMMINA_APPLET_MENU(menu), remmina_pref.applet_hide_count);
    remmina_applet_menu_populate(REMMINA_APPLET_MENU(menu));
 
    g_signal_connect(G_OBJECT(menu), "launch-item", G_CALLBACK(rcw_toolbar_menu_on_launch_item), NULL);
    //g_signal_connect(G_OBJECT(menu), "edit-item", G_CALLBACK(rcw_toolbar_menu_on_edit_item), NULL);
    menuitem = gtk_separator_menu_item_new();
    gtk_widget_show(menuitem);
    gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
#if GTK_CHECK_VERSION(3, 22, 0)
    gtk_menu_popup_at_widget(GTK_MENU(menu), GTK_WIDGET(toggle),
                 GDK_GRAVITY_SOUTH_WEST, GDK_GRAVITY_NORTH_WEST, NULL);
#else
    gtk_menu_popup(GTK_MENU(menu), NULL, NULL, remmina_public_popup_position, widget, 0, gtk_get_current_event_time());
#endif
    g_signal_connect(G_OBJECT(menu), "deactivate", G_CALLBACK(rcw_toolbar_menu_popdown), cnnwin);
}
 
static void rcw_toolbar_tools(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv;
    RemminaConnectionObject *cnnobj;
    const RemminaProtocolFeature *feature;
    GtkWidget *menu;
    GtkWidget *menuitem = NULL;
    GtkMenu *submenu_keystrokes;
    const gchar *domain;
    gboolean enabled;
    gchar **keystrokes;
    gchar **keystroke_values;
    gint i;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
    priv = cnnobj->cnnwin->priv;
 
    if (!gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle)))
        return;
 
    priv->sticky = TRUE;
 
    domain = remmina_protocol_widget_get_domain(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
    menu = gtk_menu_new();
    for (feature = remmina_protocol_widget_get_features(REMMINA_PROTOCOL_WIDGET(cnnobj->proto)); feature && feature->type;
         feature++) {
        if (feature->type != REMMINA_PROTOCOL_FEATURE_TYPE_TOOL)
            continue;
 
        if (feature->opt1)
            menuitem = gtk_menu_item_new_with_label(g_dgettext(domain, (const gchar *)feature->opt1));
        if (feature->opt3)
            rcw_set_tooltip(menuitem, "", GPOINTER_TO_UINT(feature->opt3), 0);
        gtk_widget_show(menuitem);
        gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
 
        enabled = remmina_protocol_widget_query_feature_by_ref(REMMINA_PROTOCOL_WIDGET(cnnobj->proto), feature);
        if (enabled) {
            g_object_set_data(G_OBJECT(menuitem), "feature-type", (gpointer)feature);
 
            g_signal_connect(G_OBJECT(menuitem), "activate",
                     G_CALLBACK(rco_call_protocol_feature_activate), cnnobj);
        } else {
            gtk_widget_set_sensitive(menuitem, FALSE);
        }
    }
 
    /* If the plugin accepts keystrokes include the keystrokes menu */
    if (remmina_protocol_widget_plugin_receives_keystrokes(REMMINA_PROTOCOL_WIDGET(cnnobj->proto))) {
        /* Get the registered keystrokes list */
        keystrokes = g_strsplit(remmina_pref.keystrokes, STRING_DELIMITOR, -1);
        if (g_strv_length(keystrokes)) {
            /* Add a keystrokes submenu */
            menuitem = gtk_menu_item_new_with_label(_("Keystrokes"));
            submenu_keystrokes = GTK_MENU(gtk_menu_new());
            gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), GTK_WIDGET(submenu_keystrokes));
            gtk_widget_show(menuitem);
            gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
            /* Add each registered keystroke */
            for (i = 0; i < g_strv_length(keystrokes); i++) {
                keystroke_values = g_strsplit(keystrokes[i], STRING_DELIMITOR2, -1);
                if (g_strv_length(keystroke_values) > 1) {
                    /* Add the keystroke if no description was available */
                    menuitem = gtk_menu_item_new_with_label(
                        g_strdup(keystroke_values[strlen(keystroke_values[0]) ? 0 : 1]));
                    g_object_set_data(G_OBJECT(menuitem), "keystrokes", g_strdup(keystroke_values[1]));
                    g_signal_connect_swapped(G_OBJECT(menuitem), "activate",
                                 G_CALLBACK(remmina_protocol_widget_send_keystrokes),
                                 REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
                    gtk_widget_show(menuitem);
                    gtk_menu_shell_append(GTK_MENU_SHELL(submenu_keystrokes), menuitem);
                }
                g_strfreev(keystroke_values);
            }
            menuitem = gtk_menu_item_new_with_label(_("Send clipboard content as keystrokes"));
            static gchar k_tooltip[] =
                N_("CAUTION: Pasted text will be sent as a sequence of key-codes as if typed on your local keyboard.\n"
                "\n"
                "  • For best results use same keyboard settings for both, client and server.\n"
                "\n"
                "  • If client-keyboard is different from server-keyboard the received text can contain wrong or erroneous characters.\n"
                "\n"
                "  • Unicode characters and other special characters that can't be translated to local key-codes won’t be sent to the server.\n"
                "\n");
            gtk_widget_set_tooltip_text(menuitem, k_tooltip);
            gtk_menu_shell_append(GTK_MENU_SHELL(submenu_keystrokes), menuitem);
            g_signal_connect_swapped(G_OBJECT(menuitem), "activate",
                         G_CALLBACK(remmina_protocol_widget_send_clipboard),
                         REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
            gtk_widget_show(menuitem);
        }
        g_strfreev(keystrokes);
    }
 
    g_signal_connect(G_OBJECT(menu), "deactivate", G_CALLBACK(rcw_toolbar_tools_popdown), cnnwin);
 
#if GTK_CHECK_VERSION(3, 22, 0)
    gtk_menu_popup_at_widget(GTK_MENU(menu), GTK_WIDGET(toggle),
                 GDK_GRAVITY_SOUTH_WEST, GDK_GRAVITY_NORTH_WEST, NULL);
#else
    gtk_menu_popup(GTK_MENU(menu), NULL, NULL, remmina_public_popup_position, widget, 0, gtk_get_current_event_time());
#endif
}
 
static void rcw_toolbar_duplicate(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
 
    RemminaConnectionObject *cnnobj;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    remmina_file_save(cnnobj->remmina_file);
 
    remmina_exec_command(REMMINA_COMMAND_CONNECT, cnnobj->remmina_file->filename);
}
 
static void rcw_toolbar_screenshot(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
 
    GdkPixbuf *screenshot;
    GdkWindow *active_window;
    cairo_t *cr;
    gint width, height;
    GString *pngstr;
    gchar *pngname;
    GtkWidget *dialog;
    RemminaProtocolWidget *gp;
    RemminaPluginScreenshotData rpsd;
    RemminaConnectionObject *cnnobj;
    cairo_surface_t *srcsurface;
    cairo_format_t cairo_format;
    cairo_surface_t *surface;
    int stride;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    GDateTime *date = g_date_time_new_now_utc();
 
    // We will take a screenshot of the currently displayed RemminaProtocolWidget.
    gp = REMMINA_PROTOCOL_WIDGET(cnnobj->proto);
 
    gchar *denyclip = remmina_pref_get_value("deny_screenshot_clipboard");
 
    REMMINA_DEBUG("deny_screenshot_clipboard is set to %s", denyclip);
 
    GtkClipboard *c = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
 
    // Ask the plugin if it can give us a screenshot
    if (remmina_protocol_widget_plugin_screenshot(gp, &rpsd)) {
        // Good, we have a screenshot from the plugin !
 
        REMMINA_DEBUG("Screenshot from plugin: w=%d h=%d bpp=%d bytespp=%d\n",
                  rpsd.width, rpsd.height, rpsd.bitsPerPixel, rpsd.bytesPerPixel);
 
        width = rpsd.width;
        height = rpsd.height;
 
        if (rpsd.bitsPerPixel == 32)
            cairo_format = CAIRO_FORMAT_ARGB32;
        else if (rpsd.bitsPerPixel == 24)
            cairo_format = CAIRO_FORMAT_RGB24;
        else
            cairo_format = CAIRO_FORMAT_RGB16_565;
 
        stride = cairo_format_stride_for_width(cairo_format, width);
 
        srcsurface = cairo_image_surface_create_for_data(rpsd.buffer, cairo_format, width, height, stride);
        // Transfer the PixBuf in the main clipboard selection
        if (denyclip && (g_strcmp0(denyclip, "true")))
            gtk_clipboard_set_image(c, gdk_pixbuf_get_from_surface(
                            srcsurface, 0, 0, width, height));
        surface = cairo_image_surface_create(CAIRO_FORMAT_RGB24, width, height);
        cr = cairo_create(surface);
        cairo_set_source_surface(cr, srcsurface, 0, 0);
        cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
        cairo_paint(cr);
        cairo_surface_destroy(srcsurface);
 
        free(rpsd.buffer);
    } else {
        // The plugin is not releasing us a screenshot, just try to catch one via GTK
 
        /* Warn the user if image is distorted */
        if (cnnobj->plugin_can_scale &&
            get_current_allowed_scale_mode(cnnobj, NULL, NULL) == REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED) {
            dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_WARNING, GTK_BUTTONS_OK,
                            _("Turn off scaling to avoid screenshot distortion."));
            g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(gtk_widget_destroy), NULL);
            gtk_widget_show(dialog);
        }
 
        // Get the screenshot.
        active_window = gtk_widget_get_window(GTK_WIDGET(gp));
        // width = gdk_window_get_width(gtk_widget_get_window(GTK_WIDGET(cnnobj->cnnwin)));
        width = gdk_window_get_width(active_window);
        // height = gdk_window_get_height(gtk_widget_get_window(GTK_WIDGET(cnnobj->cnnwin)));
        height = gdk_window_get_height(active_window);
 
        screenshot = gdk_pixbuf_get_from_window(active_window, 0, 0, width, height);
        if (screenshot == NULL)
            g_print("gdk_pixbuf_get_from_window failed\n");
 
        // Transfer the PixBuf in the main clipboard selection
        if (denyclip && (g_strcmp0(denyclip, "true")))
            gtk_clipboard_set_image(c, screenshot);
        // Prepare the destination Cairo surface.
        surface = cairo_image_surface_create(CAIRO_FORMAT_RGB24, width, height);
        cr = cairo_create(surface);
 
        // Copy the source pixbuf to the surface and paint it.
        gdk_cairo_set_source_pixbuf(cr, screenshot, 0, 0);
        cairo_paint(cr);
 
        // Deallocate screenshot pixbuf
        g_object_unref(screenshot);
    }
 
    //home/antenore/Pictures/remmina_%p_%h_%Y  %m %d-%H%M%S.png pngname
    //home/antenore/Pictures/remmina_st_  _2018 9 24-151958.240374.png
 
    pngstr = g_string_new(g_strdup_printf("%s/%s.png",
                          remmina_pref.screenshot_path,
                          remmina_pref.screenshot_name));
    remmina_utils_string_replace_all(pngstr, "%p",
                     remmina_file_get_string(cnnobj->remmina_file, "name"));
    remmina_utils_string_replace_all(pngstr, "%h",
                     remmina_file_get_string(cnnobj->remmina_file, "server"));
    remmina_utils_string_replace_all(pngstr, "%Y",
                     g_strdup_printf("%d", g_date_time_get_year(date)));
    remmina_utils_string_replace_all(pngstr, "%m", g_strdup_printf("%02d",
                                       g_date_time_get_month(date)));
    remmina_utils_string_replace_all(pngstr, "%d",
                     g_strdup_printf("%02d", g_date_time_get_day_of_month(date)));
    remmina_utils_string_replace_all(pngstr, "%H",
                     g_strdup_printf("%02d", g_date_time_get_hour(date)));
    remmina_utils_string_replace_all(pngstr, "%M",
                     g_strdup_printf("%02d", g_date_time_get_minute(date)));
    remmina_utils_string_replace_all(pngstr, "%S",
                     g_strdup_printf("%02d", g_date_time_get_second(date)));
    g_date_time_unref(date);
    pngname = g_string_free(pngstr, FALSE);
 
    cairo_surface_write_to_png(surface, pngname);
 
    /* send a desktop notification */
    if (g_file_test(pngname, G_FILE_TEST_EXISTS))
        remmina_public_send_notification("remmina-screenshot-is-ready-id", _("Screenshot taken"), pngname);
 
    //Clean up and return.
    cairo_destroy(cr);
    cairo_surface_destroy(surface);
}
 
static void rcw_toolbar_minimize(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
 
    rcw_floating_toolbar_show(cnnwin, FALSE);
    gtk_window_iconify(GTK_WINDOW(cnnwin));
}
 
static void rcw_toolbar_disconnect(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
    rco_disconnect_current_page(cnnobj);
}
 
static void rcw_toolbar_grab(GtkToolItem *toggle, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    gboolean capture;
    RemminaConnectionObject *cnnobj;
 
    if (cnnwin->priv->toolbar_is_reconfiguring)
        return;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    capture = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(toggle));
    
    if (cnnobj->connected){
        remmina_file_set_int(cnnobj->remmina_file, "keyboard_grab", capture);
    }
 
    if (capture && cnnobj->connected) {
        
#if DEBUG_KB_GRABBING
        printf("DEBUG_KB_GRABBING: Grabbing for button\n");
#endif
        rcw_keyboard_grab(cnnobj->cnnwin);
        if (cnnobj->cnnwin->priv->pointer_entered)
            rcw_pointer_grab(cnnobj->cnnwin);
    } else {
        rcw_kp_ungrab(cnnobj->cnnwin);
    }
 
    rco_update_toolbar(cnnobj);
}
 
static GtkWidget *
rcw_create_toolbar(RemminaConnectionWindow *cnnwin, gint mode)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
    RemminaConnectionObject *cnnobj;
    GtkWidget *toolbar;
    GtkToolItem *toolitem;
    GtkWidget *widget;
    GtkWidget *arrow;
 
    GdkDisplay *display;
    gint n_monitors;
 
    display = gdk_display_get_default();
    n_monitors = gdk_display_get_n_monitors(display);
 
    cnnobj = rcw_get_visible_cnnobj(cnnwin);
 
    priv->toolbar_is_reconfiguring = TRUE;
 
    toolbar = gtk_toolbar_new();
    gtk_widget_show(toolbar);
    gtk_toolbar_set_style(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_ICONS);
 
    /* Main actions */
 
    /* Menu */
    toolitem = gtk_toggle_tool_button_new();
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "view-more-symbolic");
    gtk_tool_button_set_label(GTK_TOOL_BUTTON(toolitem), _("_Menu"));
    gtk_tool_item_set_tooltip_text(toolitem, _("Menu"));
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "toggled", G_CALLBACK(rcw_toolbar_menu), cnnwin);
    priv->toolitem_menu = toolitem;
 
    /* Open Main window */
    toolitem = gtk_tool_button_new(NULL, "Open Remmina Main window");
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "go-home-symbolic");
    gtk_tool_item_set_tooltip_text(toolitem, _("Open the Remmina main window"));
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(rcw_toolbar_open_main), cnnwin);
 
    priv->toolitem_new = toolitem;
 
    /* Duplicate session */
    toolitem = gtk_tool_button_new(NULL, "Duplicate connection");
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-duplicate-symbolic");
    gtk_tool_item_set_tooltip_text(toolitem, _("Duplicate current connection"));
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(rcw_toolbar_duplicate), cnnwin);
    if (!cnnobj)
        gtk_widget_set_sensitive(GTK_WIDGET(toolitem), FALSE);
 
    priv->toolitem_duplicate = toolitem;
 
    /* Separator */
    toolitem = gtk_separator_tool_item_new();
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
 
    /* Auto-Fit */
    toolitem = gtk_tool_button_new(NULL, NULL);
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-fit-window-symbolic");
    rcw_set_tooltip(GTK_WIDGET(toolitem), _("Resize the window to fit in remote resolution"),
            remmina_pref.shortcutkey_autofit, 0);
    g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(rcw_toolbar_autofit), cnnwin);
    priv->toolitem_autofit = toolitem;
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
 
 
    /* Fullscreen toggle */
    toolitem = gtk_toggle_tool_button_new();
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-fullscreen-symbolic");
    rcw_set_tooltip(GTK_WIDGET(toolitem), _("Toggle fullscreen mode"),
            remmina_pref.shortcutkey_fullscreen, 0);
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    priv->toolitem_fullscreen = toolitem;
    if (kioskmode) {
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toolitem), FALSE);
    } else {
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toolitem), mode != SCROLLED_WINDOW_MODE);
        g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(rcw_toolbar_fullscreen), cnnwin);
    }
 
    /* Fullscreen drop-down options */
    toolitem = gtk_tool_item_new();
    gtk_widget_show(GTK_WIDGET(toolitem));
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    widget = gtk_toggle_button_new();
    gtk_widget_show(widget);
    gtk_container_set_border_width(GTK_CONTAINER(widget), 0);
    gtk_button_set_relief(GTK_BUTTON(widget), GTK_RELIEF_NONE);
#if GTK_CHECK_VERSION(3, 20, 0)
    gtk_widget_set_focus_on_click(GTK_WIDGET(widget), FALSE);
    if (remmina_pref.small_toolbutton)
        gtk_widget_set_name(widget, "remmina-small-button");
 
#else
    gtk_button_set_focus_on_click(GTK_BUTTON(widget), FALSE);
#endif
    gtk_container_add(GTK_CONTAINER(toolitem), widget);
 
#if GTK_CHECK_VERSION(3, 14, 0)
    arrow = gtk_image_new_from_icon_name("org.remmina.Remmina-pan-down-symbolic", GTK_ICON_SIZE_SMALL_TOOLBAR);
#else
    arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_NONE);
#endif
    gtk_widget_show(arrow);
    gtk_container_add(GTK_CONTAINER(widget), arrow);
    g_signal_connect(G_OBJECT(widget), "toggled", G_CALLBACK(rcw_toolbar_fullscreen_option), cnnwin);
    priv->fullscreen_option_button = widget;
    if (mode == SCROLLED_WINDOW_MODE)
        gtk_widget_set_sensitive(GTK_WIDGET(widget), FALSE);
 
    /* Multi monitor */
    if (n_monitors > 1) {
        toolitem = gtk_toggle_tool_button_new();
        gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-multi-monitor-symbolic");
        rcw_set_tooltip(GTK_WIDGET(toolitem), _("Multi monitor"),
                remmina_pref.shortcutkey_multimon, 0);
        gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
        gtk_widget_show(GTK_WIDGET(toolitem));
        g_signal_connect(G_OBJECT(toolitem), "toggled", G_CALLBACK(rcw_toolbar_multi_monitor_mode), cnnwin);
        priv->toolitem_multimon = toolitem;
        if (!cnnobj)
            gtk_widget_set_sensitive(GTK_WIDGET(toolitem), FALSE);
        else
            gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toolitem),
                              remmina_file_get_int(cnnobj->remmina_file, "multimon", FALSE));
    }
 
    /* Dynamic Resolution Update */
    toolitem = gtk_toggle_tool_button_new();
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-dynres-symbolic");
    rcw_set_tooltip(GTK_WIDGET(toolitem), _("Toggle dynamic resolution update"),
            remmina_pref.shortcutkey_dynres, 0);
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "toggled", G_CALLBACK(rcw_toolbar_dynres), cnnwin);
    priv->toolitem_dynres = toolitem;
 
    /* Scaler button */
    toolitem = gtk_toggle_tool_button_new();
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-scale-symbolic");
    rcw_set_tooltip(GTK_WIDGET(toolitem), _("Toggle scaled mode"), remmina_pref.shortcutkey_scale, 0);
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "toggled", G_CALLBACK(rcw_toolbar_scaled_mode), cnnwin);
    priv->toolitem_scale = toolitem;
 
    /* Scaler aspect ratio dropdown menu */
    toolitem = gtk_tool_item_new();
    gtk_widget_show(GTK_WIDGET(toolitem));
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    widget = gtk_toggle_button_new();
    gtk_widget_show(widget);
    gtk_container_set_border_width(GTK_CONTAINER(widget), 0);
    gtk_button_set_relief(GTK_BUTTON(widget), GTK_RELIEF_NONE);
#if GTK_CHECK_VERSION(3, 20, 0)
    gtk_widget_set_focus_on_click(GTK_WIDGET(widget), FALSE);
#else
    gtk_button_set_focus_on_click(GTK_BUTTON(widget), FALSE);
#endif
    if (remmina_pref.small_toolbutton)
        gtk_widget_set_name(widget, "remmina-small-button");
    gtk_container_add(GTK_CONTAINER(toolitem), widget);
#if GTK_CHECK_VERSION(3, 14, 0)
    arrow = gtk_image_new_from_icon_name("org.remmina.Remmina-pan-down-symbolic", GTK_ICON_SIZE_SMALL_TOOLBAR);
#else
    arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_NONE);
#endif
    gtk_widget_show(arrow);
    gtk_container_add(GTK_CONTAINER(widget), arrow);
    g_signal_connect(G_OBJECT(widget), "toggled", G_CALLBACK(rcw_toolbar_scaler_option), cnnwin);
    priv->scaler_option_button = widget;
 
    /* Separator */
    toolitem = gtk_separator_tool_item_new();
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
 
    /* Switch tabs */
    toolitem = gtk_toggle_tool_button_new();
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-switch-page-symbolic");
    rcw_set_tooltip(GTK_WIDGET(toolitem), _("Switch tab pages"), remmina_pref.shortcutkey_prevtab,
            remmina_pref.shortcutkey_nexttab);
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "toggled", G_CALLBACK(rcw_toolbar_switch_page), cnnwin);
    priv->toolitem_switch_page = toolitem;
 
    /* Grab keyboard button */
    toolitem = gtk_toggle_tool_button_new();
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-keyboard-symbolic");
    rcw_set_tooltip(GTK_WIDGET(toolitem), _("Grab all keyboard events"),
            remmina_pref.shortcutkey_grab, 0);
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "toggled", G_CALLBACK(rcw_toolbar_grab), cnnwin);
    priv->toolitem_grab = toolitem;
    if (!cnnobj)
        gtk_widget_set_sensitive(GTK_WIDGET(toolitem), FALSE);
    else {
        const gchar *protocol = remmina_file_get_string(cnnobj->remmina_file, "protocol");
        if (g_strcmp0(protocol, "SFTP") == 0 || g_strcmp0(protocol, "SSH") == 0)
            gtk_widget_set_sensitive(GTK_WIDGET(toolitem), FALSE);
    }
 
    /* Preferences */
    toolitem = gtk_toggle_tool_button_new();
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-preferences-system-symbolic");
    gtk_tool_item_set_tooltip_text(toolitem, _("Preferences"));
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "toggled", G_CALLBACK(rcw_toolbar_preferences), cnnwin);
    priv->toolitem_preferences = toolitem;
 
    /* Tools */
    toolitem = gtk_toggle_tool_button_new();
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-system-run-symbolic");
    gtk_tool_button_set_label(GTK_TOOL_BUTTON(toolitem), _("_Tools"));
    gtk_tool_item_set_tooltip_text(toolitem, _("Tools"));
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "toggled", G_CALLBACK(rcw_toolbar_tools), cnnwin);
    priv->toolitem_tools = toolitem;
 
    /* Separator */
    toolitem = gtk_separator_tool_item_new();
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
 
    toolitem = gtk_tool_button_new(NULL, "_Screenshot");
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-camera-photo-symbolic");
    rcw_set_tooltip(GTK_WIDGET(toolitem), _("Screenshot"), remmina_pref.shortcutkey_screenshot, 0);
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(rcw_toolbar_screenshot), cnnwin);
    priv->toolitem_screenshot = toolitem;
 
    /* Separator */
    toolitem = gtk_separator_tool_item_new();
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
 
    /* Minimize */
    toolitem = gtk_tool_button_new(NULL, "_Bottom");
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-go-bottom-symbolic");
    rcw_set_tooltip(GTK_WIDGET(toolitem), _("Minimize window"), remmina_pref.shortcutkey_minimize, 0);
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(rcw_toolbar_minimize), cnnwin);
    if (kioskmode)
        gtk_widget_set_sensitive(GTK_WIDGET(toolitem), FALSE);
 
    /* Disconnect */
    toolitem = gtk_tool_button_new(NULL, "_Disconnect");
    gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(toolitem), "org.remmina.Remmina-disconnect-symbolic");
    rcw_set_tooltip(GTK_WIDGET(toolitem), _("Disconnect"), remmina_pref.shortcutkey_disconnect, 0);
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
    gtk_widget_show(GTK_WIDGET(toolitem));
    g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(rcw_toolbar_disconnect), cnnwin);
 
    priv->toolbar_is_reconfiguring = FALSE;
    return toolbar;
}
 
static void rcw_place_toolbar(GtkToolbar *toolbar, GtkGrid *grid, GtkWidget *sibling, int toolbar_placement)
{
    /* Place the toolbar inside the grid and set its orientation */
 
    if (toolbar_placement == TOOLBAR_PLACEMENT_LEFT || toolbar_placement == TOOLBAR_PLACEMENT_RIGHT)
        gtk_orientable_set_orientation(GTK_ORIENTABLE(toolbar), GTK_ORIENTATION_VERTICAL);
    else
        gtk_orientable_set_orientation(GTK_ORIENTABLE(toolbar), GTK_ORIENTATION_HORIZONTAL);
 
 
    switch (toolbar_placement) {
    case TOOLBAR_PLACEMENT_TOP:
        gtk_widget_set_hexpand(GTK_WIDGET(toolbar), TRUE);
        gtk_widget_set_vexpand(GTK_WIDGET(toolbar), FALSE);
        gtk_grid_attach_next_to(GTK_GRID(grid), GTK_WIDGET(toolbar), sibling, GTK_POS_TOP, 1, 1);
        break;
    case TOOLBAR_PLACEMENT_RIGHT:
        gtk_widget_set_vexpand(GTK_WIDGET(toolbar), TRUE);
        gtk_widget_set_hexpand(GTK_WIDGET(toolbar), FALSE);
        gtk_grid_attach_next_to(GTK_GRID(grid), GTK_WIDGET(toolbar), sibling, GTK_POS_RIGHT, 1, 1);
        break;
    case TOOLBAR_PLACEMENT_BOTTOM:
        gtk_widget_set_hexpand(GTK_WIDGET(toolbar), TRUE);
        gtk_widget_set_vexpand(GTK_WIDGET(toolbar), FALSE);
        gtk_grid_attach_next_to(GTK_GRID(grid), GTK_WIDGET(toolbar), sibling, GTK_POS_BOTTOM, 1, 1);
        break;
    case TOOLBAR_PLACEMENT_LEFT:
        gtk_widget_set_vexpand(GTK_WIDGET(toolbar), TRUE);
        gtk_widget_set_hexpand(GTK_WIDGET(toolbar), FALSE);
        gtk_grid_attach_next_to(GTK_GRID(grid), GTK_WIDGET(toolbar), sibling, GTK_POS_LEFT, 1, 1);
        break;
    }
}
 
static void rco_update_toolbar(RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnobj->cnnwin->priv;
    GtkToolItem *toolitem;
    gboolean bval, dynres_avail, scale_avail;
    gboolean test_floating_toolbar;
    RemminaScaleMode scalemode;
 
    priv->toolbar_is_reconfiguring = TRUE;
 
    rco_update_toolbar_autofit_button(cnnobj);
 
    toolitem = priv->toolitem_switch_page;
    if (kioskmode)
        bval = FALSE;
    else
        bval = (gtk_notebook_get_n_pages(GTK_NOTEBOOK(priv->notebook)) > 1);
    gtk_widget_set_sensitive(GTK_WIDGET(toolitem), bval);
 
    if (cnnobj->remmina_file->filename)
        gtk_widget_set_sensitive(GTK_WIDGET(priv->toolitem_duplicate), TRUE);
    else
        gtk_widget_set_sensitive(GTK_WIDGET(priv->toolitem_duplicate), FALSE);
 
    scalemode = get_current_allowed_scale_mode(cnnobj, &dynres_avail, &scale_avail);
    gtk_widget_set_sensitive(GTK_WIDGET(priv->toolitem_dynres), dynres_avail && cnnobj->connected);
    gtk_widget_set_sensitive(GTK_WIDGET(priv->toolitem_scale), scale_avail && cnnobj->connected);
 
    switch (scalemode) {
    case REMMINA_PROTOCOL_WIDGET_SCALE_MODE_NONE:
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_dynres), FALSE);
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_scale), FALSE);
        gtk_widget_set_sensitive(GTK_WIDGET(priv->scaler_option_button), FALSE);
        break;
    case REMMINA_PROTOCOL_WIDGET_SCALE_MODE_SCALED:
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_dynres), FALSE);
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_scale), TRUE);
        gtk_widget_set_sensitive(GTK_WIDGET(priv->scaler_option_button), TRUE && cnnobj->connected);
        break;
    case REMMINA_PROTOCOL_WIDGET_SCALE_MODE_DYNRES:
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_dynres), TRUE);
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_scale), FALSE);
        gtk_widget_set_sensitive(GTK_WIDGET(priv->scaler_option_button), FALSE);
        break;
    }
 
    /* REMMINA_PROTOCOL_FEATURE_TYPE_MULTIMON */
    toolitem = priv->toolitem_multimon;
    if (toolitem) {
        gint hasmultimon = remmina_protocol_widget_query_feature_by_type(REMMINA_PROTOCOL_WIDGET(cnnobj->proto),
                                         REMMINA_PROTOCOL_FEATURE_TYPE_MULTIMON);
 
        gtk_widget_set_sensitive(GTK_WIDGET(toolitem), cnnobj->connected);
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toolitem),
                          remmina_file_get_int(cnnobj->remmina_file, "multimon", FALSE));
        gtk_widget_set_sensitive(GTK_WIDGET(toolitem), hasmultimon);
    }
 
    toolitem = priv->toolitem_grab;
    gtk_widget_set_sensitive(GTK_WIDGET(toolitem), cnnobj->connected);
    gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toolitem),
                      remmina_file_get_int(cnnobj->remmina_file, "keyboard_grab", FALSE));
    const gchar *protocol = remmina_file_get_string(cnnobj->remmina_file, "protocol");
    if (g_strcmp0(protocol, "SFTP") == 0 || g_strcmp0(protocol, "SSH") == 0) {
        gtk_widget_set_sensitive(GTK_WIDGET(toolitem), FALSE);
        gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(toolitem), FALSE);
        remmina_file_set_int(cnnobj->remmina_file, "keyboard_grab", FALSE);
    }
 
    toolitem = priv->toolitem_preferences;
    gtk_widget_set_sensitive(GTK_WIDGET(toolitem), cnnobj->connected);
    bval = remmina_protocol_widget_query_feature_by_type(REMMINA_PROTOCOL_WIDGET(cnnobj->proto),
                                 REMMINA_PROTOCOL_FEATURE_TYPE_PREF);
    gtk_widget_set_sensitive(GTK_WIDGET(toolitem), bval && cnnobj->connected);
 
    toolitem = priv->toolitem_tools;
    bval = remmina_protocol_widget_query_feature_by_type(REMMINA_PROTOCOL_WIDGET(cnnobj->proto),
                                 REMMINA_PROTOCOL_FEATURE_TYPE_TOOL);
    gtk_widget_set_sensitive(GTK_WIDGET(toolitem), bval && cnnobj->connected);
 
    gtk_widget_set_sensitive(GTK_WIDGET(priv->toolitem_screenshot), cnnobj->connected);
 
    gtk_window_set_title(GTK_WINDOW(cnnobj->cnnwin), remmina_file_get_string(cnnobj->remmina_file, "name"));
 
    test_floating_toolbar = (priv->floating_toolbar_widget != NULL);
 
    if (test_floating_toolbar) {
        const gchar *str = remmina_file_get_string(cnnobj->remmina_file, "name");
        const gchar *format;
        GdkRGBA rgba;
        gchar *bg;
 
        bg = g_strdup(remmina_pref.grab_color);
        if (!gdk_rgba_parse(&rgba, bg)) {
            REMMINA_DEBUG("%s cannot be parsed as a color", bg);
            bg = g_strdup("#00FF00");
        } else {
            REMMINA_DEBUG("Using %s as background color", bg);
        }
 
        if (remmina_file_get_int(cnnobj->remmina_file, "keyboard_grab", FALSE)) {
            if (remmina_pref_get_boolean("grab_color_switch")) {
                gtk_widget_override_background_color(priv->overlay_ftb_fr, GTK_STATE_NORMAL, &rgba);
                format = g_strconcat("<span bgcolor=\"", bg, "\" size=\"large\"><b>(G: ON) - \%s</b></span>", NULL);
            } else {
                gtk_widget_override_background_color(priv->overlay_ftb_fr, GTK_STATE_NORMAL, NULL);
                format = "<big><b>(G: ON) - \%s</b></big>";
            }
        } else {
            gtk_widget_override_background_color(priv->overlay_ftb_fr, GTK_STATE_NORMAL, NULL);
            format = "<big><b>(G:OFF) - \%s</b></big>";
        }
        gchar *markup;
 
        markup = g_markup_printf_escaped(format, str);
        gtk_label_set_markup(GTK_LABEL(priv->floating_toolbar_label), markup);
        g_free(markup);
        g_free(bg);
    }
 
    priv->toolbar_is_reconfiguring = FALSE;
}
 
static void rcw_set_toolbar_visibility(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
 
    if (priv->view_mode == SCROLLED_WINDOW_MODE) {
        if (remmina_pref.hide_connection_toolbar)
            gtk_widget_hide(priv->toolbar);
        else
            gtk_widget_show(priv->toolbar);
    }
}
 
#if DEBUG_KB_GRABBING
static void print_crossing_event(GdkEventCrossing *event) {
    printf("DEBUG_KB_GRABBING: --- Crossing event detail: ");
    switch (event->detail) {
    case GDK_NOTIFY_ANCESTOR: printf("GDK_NOTIFY_ANCESTOR"); break;
    case GDK_NOTIFY_VIRTUAL: printf("GDK_NOTIFY_VIRTUAL"); break;
    case GDK_NOTIFY_NONLINEAR: printf("GDK_NOTIFY_NONLINEAR"); break;
    case GDK_NOTIFY_NONLINEAR_VIRTUAL: printf("GDK_NOTIFY_NONLINEAR_VIRTUAL"); break;
    case GDK_NOTIFY_UNKNOWN: printf("GDK_NOTIFY_UNKNOWN"); break;
    case GDK_NOTIFY_INFERIOR: printf("GDK_NOTIFY_INFERIOR"); break;
    default: printf("unknown");
    }
    printf("\n");
    printf("DEBUG_KB_GRABBING: --- Crossing event mode=");
    switch (event->mode) {
    case GDK_CROSSING_NORMAL: printf("GDK_CROSSING_NORMAL"); break;
    case GDK_CROSSING_GRAB: printf("GDK_CROSSING_GRAB"); break;
    case GDK_CROSSING_UNGRAB: printf("GDK_CROSSING_UNGRAB"); break;
    case GDK_CROSSING_GTK_GRAB: printf("GDK_CROSSING_GTK_GRAB"); break;
    case GDK_CROSSING_GTK_UNGRAB: printf("GDK_CROSSING_GTK_UNGRAB"); break;
    case GDK_CROSSING_STATE_CHANGED: printf("GDK_CROSSING_STATE_CHANGED"); break;
    case GDK_CROSSING_TOUCH_BEGIN: printf("GDK_CROSSING_TOUCH_BEGIN"); break;
    case GDK_CROSSING_TOUCH_END: printf("GDK_CROSSING_TOUCH_END"); break;
    case GDK_CROSSING_DEVICE_SWITCH: printf("GDK_CROSSING_DEVICE_SWITCH"); break;
    default: printf("unknown");
    }
    printf("\n");
}
#endif
 
static gboolean rcw_floating_toolbar_on_enter(GtkWidget *widget, GdkEventCrossing *event,
                          RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    rcw_floating_toolbar_show(cnnwin, TRUE);
    return TRUE;
}
 
static gboolean rcw_floating_toolbar_on_leave(GtkWidget *widget, GdkEventCrossing *event,
                          RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    if (event->detail != GDK_NOTIFY_INFERIOR)
        rcw_floating_toolbar_show(cnnwin, FALSE);
    return TRUE;
}
 
 
static gboolean rcw_on_enter_notify_event(GtkWidget *widget, GdkEventCrossing *event,
                      gpointer user_data)
{
    TRACE_CALL(__func__);
#if DEBUG_KB_GRABBING
    printf("DEBUG_KB_GRABBING: enter-notify-event on rcw received\n");
    print_crossing_event(event);
#endif
    return FALSE;
}
 
 
 
static gboolean rcw_on_leave_notify_event(GtkWidget *widget, GdkEventCrossing *event,
                      gpointer user_data)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindow *cnnwin = (RemminaConnectionWindow *)widget;
 
#if DEBUG_KB_GRABBING
    printf("DEBUG_KB_GRABBING: leave-notify-event on rcw received\n");
    print_crossing_event(event);
#endif
 
    if (event->mode != GDK_CROSSING_NORMAL && event->mode != GDK_CROSSING_UNGRAB) {
#if DEBUG_KB_GRABBING
    printf("DEBUG_KB_GRABBING:   ignored because mode is not GDK_CROSSING_NORMAL GDK_CROSSING_UNGRAB\n");
#endif
        return FALSE;
    }
 
    if (cnnwin->priv->delayed_grab_eventsourceid) {
        g_source_remove(cnnwin->priv->delayed_grab_eventsourceid);
        cnnwin->priv->delayed_grab_eventsourceid = 0;
    }
 
    /* Workaround for https://gitlab.gnome.org/GNOME/mutter/-/issues/2450#note_1586570 */
    if (event->mode != GDK_CROSSING_UNGRAB) {
        rcw_kp_ungrab(cnnwin);
        rcw_pointer_ungrab(cnnwin);
    } else {
#if DEBUG_KB_GRABBING
        printf("DEBUG_KB_GRABBING:   not ungrabbing, this event seems to be an unwanted event from GTK\n");
#endif
    }
 
    return FALSE;
}
 
 
static gboolean rco_leave_protocol_widget(GtkWidget *widget, GdkEventCrossing *event,
                      RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
 
#if DEBUG_KB_GRABBING
    printf("DEBUG_KB_GRABBING: received leave event on RCO.\n");
    print_crossing_event(event);
#endif
 
    if (cnnobj->cnnwin->priv->delayed_grab_eventsourceid) {
        g_source_remove(cnnobj->cnnwin->priv->delayed_grab_eventsourceid);
        cnnobj->cnnwin->priv->delayed_grab_eventsourceid = 0;
    }
 
    cnnobj->cnnwin->priv->pointer_entered = FALSE;
 
    /* Ungrab only if the leave is due to normal mouse motion and not to an inferior */
    if (event->mode == GDK_CROSSING_NORMAL && event->detail != GDK_NOTIFY_INFERIOR)
        rcw_kp_ungrab(cnnobj->cnnwin);
 
    return FALSE;
}
 
 
gboolean rco_enter_protocol_widget(GtkWidget *widget, GdkEventCrossing *event,
                   RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    gboolean active;
 
#if DEBUG_KB_GRABBING
    printf("DEBUG_KB_GRABBING: %s: enter on protocol widget event received\n", __func__);
    print_crossing_event(event);
#endif
 
    RemminaConnectionWindowPriv *priv = cnnobj->cnnwin->priv;
    if (!priv->sticky && event->mode == GDK_CROSSING_NORMAL)
        rcw_floating_toolbar_show(cnnobj->cnnwin, FALSE);
 
    priv->pointer_entered = TRUE;
 
    if (event->mode == GDK_CROSSING_UNGRAB) {
        // Someone steal our grab, take note and do not attempt to regrab
        cnnobj->cnnwin->priv->kbcaptured = FALSE;
        cnnobj->cnnwin->priv->pointer_captured = FALSE;
        return FALSE;
    }
 
    /* Check if we need grabbing */
    active = gtk_window_is_active(GTK_WINDOW(cnnobj->cnnwin));
    if (remmina_file_get_int(cnnobj->remmina_file, "keyboard_grab", FALSE) && active) {
        rcw_keyboard_grab(cnnobj->cnnwin);
        rcw_pointer_grab(cnnobj->cnnwin);
    }
 
    return FALSE;
}
 
static gboolean focus_in_delayed_grab(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
 
#if DEBUG_KB_GRABBING
    printf("DEBUG_KB_GRABBING:   %s\n", __func__);
#endif
    if (cnnwin->priv->pointer_entered) {
#if DEBUG_KB_GRABBING
        printf("DEBUG_KB_GRABBING:   delayed requesting kb and pointer grab, because of pointer inside\n");
#endif
        rcw_keyboard_grab(cnnwin);
        rcw_pointer_grab(cnnwin);
    }
#if DEBUG_KB_GRABBING
    else {
        printf("DEBUG_KB_GRABBING:   %s not grabbing because pointer_entered is false\n", __func__);
    }
#endif
    cnnwin->priv->delayed_grab_eventsourceid = 0;
    return G_SOURCE_REMOVE;
}
 
static void rcw_focus_in(RemminaConnectionWindow *cnnwin)
{
    /* This function is the default signal handler for focus-in-event,
     * but can also be called after a window focus state change event
     * from rcw_state_event(). So expect to be called twice
     * when cnnwin gains the focus */
 
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    if (cnnobj && cnnobj->connected && remmina_file_get_int(cnnobj->remmina_file, "keyboard_grab", FALSE)) {
#if DEBUG_KB_GRABBING
        printf("DEBUG_KB_GRABBING: Received focus in on rcw, grabbing enabled: requesting kb grab, delayed\n");
#endif
        if (cnnwin->priv->delayed_grab_eventsourceid == 0)
            cnnwin->priv->delayed_grab_eventsourceid = g_timeout_add(300, (GSourceFunc)focus_in_delayed_grab, cnnwin);
    }
#if DEBUG_KB_GRABBING
    else {
        printf("DEBUG_KB_GRABBING: Received focus in on rcw, but a condition will prevent to grab\n");
    }
#endif
}
 
static void rcw_focus_out(RemminaConnectionWindow *cnnwin)
{
    /* This function is the default signal handler for focus-out-event,
     * but can also be called after a window focus state change event
     * from rcw_state_event(). So expect to be called twice
     * when cnnwin loses the focus */
 
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    rcw_kp_ungrab(cnnwin);
 
    cnnwin->priv->hostkey_activated = FALSE;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    if (REMMINA_IS_SCROLLED_VIEWPORT(cnnobj->scrolled_container))
        remmina_scrolled_viewport_remove_motion(REMMINA_SCROLLED_VIEWPORT(cnnobj->scrolled_container));
 
    if (cnnobj->proto && cnnobj->scrolled_container)
        remmina_protocol_widget_call_feature_by_type(REMMINA_PROTOCOL_WIDGET(cnnobj->proto),
                                 REMMINA_PROTOCOL_FEATURE_TYPE_UNFOCUS, 0);
}
 
static gboolean
rcw_floating_toolbar_hide(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
 
    priv->hidetb_eventsource = 0;
    rcw_floating_toolbar_show(cnnwin, FALSE);
    return G_SOURCE_REMOVE;
}
 
static gboolean rcw_floating_toolbar_on_scroll(GtkWidget *widget, GdkEventScroll *event,
                           RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    int opacity;
 
    cnnobj = rcw_get_visible_cnnobj(cnnwin);
    if (!cnnobj)
        return TRUE;
 
    opacity = remmina_file_get_int(cnnobj->remmina_file, "toolbar_opacity", 0);
    switch (event->direction) {
    case GDK_SCROLL_UP:
        if (opacity > 0) {
            remmina_file_set_int(cnnobj->remmina_file, "toolbar_opacity", opacity - 1);
            rcw_update_toolbar_opacity(cnnwin);
            return TRUE;
        }
        break;
    case GDK_SCROLL_DOWN:
        if (opacity < TOOLBAR_OPACITY_LEVEL) {
            remmina_file_set_int(cnnobj->remmina_file, "toolbar_opacity", opacity + 1);
            rcw_update_toolbar_opacity(cnnwin);
            return TRUE;
        }
        break;
#if GTK_CHECK_VERSION(3, 4, 0)
    case GDK_SCROLL_SMOOTH:
        if (event->delta_y < 0 && opacity > 0) {
            remmina_file_set_int(cnnobj->remmina_file, "toolbar_opacity", opacity - 1);
            rcw_update_toolbar_opacity(cnnwin);
            return TRUE;
        }
        if (event->delta_y > 0 && opacity < TOOLBAR_OPACITY_LEVEL) {
            remmina_file_set_int(cnnobj->remmina_file, "toolbar_opacity", opacity + 1);
            rcw_update_toolbar_opacity(cnnwin);
            return TRUE;
        }
        break;
#endif
    default:
        break;
    }
    return TRUE;
}
 
static gboolean rcw_after_configure_scrolled(gpointer user_data)
{
    TRACE_CALL(__func__);
    gint width, height;
    GdkWindowState s;
    gint ipg, npages;
    RemminaConnectionWindow *cnnwin;
 
    cnnwin = (RemminaConnectionWindow *)user_data;
 
    if (!cnnwin || !cnnwin->priv)
        return FALSE;
 
    s = gdk_window_get_state(gtk_widget_get_window(GTK_WIDGET(cnnwin)));
 
 
    /* Changed window_maximize, window_width and window_height for all
     * connections inside the notebook */
    npages = gtk_notebook_get_n_pages(GTK_NOTEBOOK(cnnwin->priv->notebook));
    for (ipg = 0; ipg < npages; ipg++) {
        RemminaConnectionObject *cnnobj;
        cnnobj = g_object_get_data(
            G_OBJECT(gtk_notebook_get_nth_page(GTK_NOTEBOOK(cnnwin->priv->notebook), ipg)),
            "cnnobj");
        if (s & GDK_WINDOW_STATE_MAXIMIZED) {
            remmina_file_set_int(cnnobj->remmina_file, "window_maximize", TRUE);
        } else {
            gtk_window_get_size(GTK_WINDOW(cnnobj->cnnwin), &width, &height);
            remmina_file_set_int(cnnobj->remmina_file, "window_width", width);
            remmina_file_set_int(cnnobj->remmina_file, "window_height", height);
            remmina_file_set_int(cnnobj->remmina_file, "window_maximize", FALSE);
        }
    }
    cnnwin->priv->acs_eventsourceid = 0;
    return FALSE;
}
 
static gboolean rcw_on_configure(GtkWidget *widget, GdkEventConfigure *event,
                 gpointer data)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindow *cnnwin;
    RemminaConnectionObject *cnnobj;
 
    if (!REMMINA_IS_CONNECTION_WINDOW(widget))
        return FALSE;
 
    cnnwin = (RemminaConnectionWindow *)widget;
 
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return FALSE;
 
    if (cnnwin->priv->acs_eventsourceid) {
        g_source_remove(cnnwin->priv->acs_eventsourceid);
        cnnwin->priv->acs_eventsourceid = 0;
    }
 
    if (gtk_widget_get_window(GTK_WIDGET(cnnwin))
        && cnnwin->priv->view_mode == SCROLLED_WINDOW_MODE)
        /* Under GNOME Shell we receive this configure_event BEFORE a window
         * is really unmaximized, so we must read its new state and dimensions
         * later, not now */
        cnnwin->priv->acs_eventsourceid = g_timeout_add(500, rcw_after_configure_scrolled, cnnwin);
 
    if (cnnwin->priv->view_mode != SCROLLED_WINDOW_MODE)
        /* Notify window of change so that scroll border can be hidden or shown if needed */
        rco_check_resize(cnnobj);
    return FALSE;
}
 
static void rcw_update_pin(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    if (cnnwin->priv->pin_down)
        gtk_button_set_image(GTK_BUTTON(cnnwin->priv->pin_button),
                     gtk_image_new_from_icon_name("org.remmina.Remmina-pin-down-symbolic", GTK_ICON_SIZE_MENU));
    else
        gtk_button_set_image(GTK_BUTTON(cnnwin->priv->pin_button),
                     gtk_image_new_from_icon_name("org.remmina.Remmina-pin-up-symbolic", GTK_ICON_SIZE_MENU));
}
 
static void rcw_toolbar_pin(GtkWidget *widget, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    remmina_pref.toolbar_pin_down = cnnwin->priv->pin_down = !cnnwin->priv->pin_down;
    remmina_pref_save();
    rcw_update_pin(cnnwin);
}
 
static void rcw_create_floating_toolbar(RemminaConnectionWindow *cnnwin, gint mode)
{
    TRACE_CALL(__func__);
 
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
    GtkWidget *ftb_widget;
    GtkWidget *vbox;
    GtkWidget *hbox;
    GtkWidget *label;
    GtkWidget *pinbutton;
    GtkWidget *tb;
 
 
    /* A widget to be used for GtkOverlay for GTK >= 3.10 */
    ftb_widget = gtk_event_box_new();
 
    vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
    gtk_widget_show(vbox);
 
    gtk_container_add(GTK_CONTAINER(ftb_widget), vbox);
 
    tb = rcw_create_toolbar(cnnwin, mode);
    hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
    gtk_widget_show(hbox);
 
 
    /* The pin button */
    pinbutton = gtk_button_new();
    gtk_widget_show(pinbutton);
    gtk_box_pack_start(GTK_BOX(hbox), pinbutton, FALSE, FALSE, 0);
    gtk_button_set_relief(GTK_BUTTON(pinbutton), GTK_RELIEF_NONE);
#if GTK_CHECK_VERSION(3, 20, 0)
    gtk_widget_set_focus_on_click(GTK_WIDGET(pinbutton), FALSE);
#else
    gtk_button_set_focus_on_click(GTK_BUTTON(pinbutton), FALSE);
#endif
    gtk_widget_set_name(pinbutton, "remmina-pin-button");
    g_signal_connect(G_OBJECT(pinbutton), "clicked", G_CALLBACK(rcw_toolbar_pin), cnnwin);
    priv->pin_button = pinbutton;
    priv->pin_down = remmina_pref.toolbar_pin_down;
    rcw_update_pin(cnnwin);
 
 
    label = gtk_label_new("");
    gtk_label_set_max_width_chars(GTK_LABEL(label), 50);
    gtk_widget_show(label);
 
    gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, TRUE, 0);
 
    priv->floating_toolbar_label = label;
 
    if (remmina_pref.floating_toolbar_placement == FLOATING_TOOLBAR_PLACEMENT_BOTTOM) {
        gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
        gtk_box_pack_start(GTK_BOX(vbox), tb, FALSE, FALSE, 0);
    } else {
        gtk_box_pack_start(GTK_BOX(vbox), tb, FALSE, FALSE, 0);
        gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
    }
 
    priv->floating_toolbar_widget = ftb_widget;
    gtk_widget_show(ftb_widget);
}
 
static void rcw_toolbar_place_signal(RemminaConnectionWindow *cnnwin, gpointer data)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv;
 
    priv = cnnwin->priv;
    /* Detach old toolbar widget and reattach in new position in the grid */
    if (priv->toolbar && priv->grid) {
        g_object_ref(priv->toolbar);
        gtk_container_remove(GTK_CONTAINER(priv->grid), priv->toolbar);
        rcw_place_toolbar(GTK_TOOLBAR(priv->toolbar), GTK_GRID(priv->grid), GTK_WIDGET(priv->notebook), remmina_pref.toolbar_placement);
        g_object_unref(priv->toolbar);
    }
}
 
 
static void rcw_init(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv;
 
    priv = g_new0(RemminaConnectionWindowPriv, 1);
    cnnwin->priv = priv;
 
    priv->view_mode = SCROLLED_WINDOW_MODE;
    if (kioskmode && kioskmode == TRUE)
        priv->view_mode = VIEWPORT_FULLSCREEN_MODE;
 
    priv->floating_toolbar_opacity = 1.0;
    priv->kbcaptured = FALSE;
    priv->pointer_captured = FALSE;
    priv->pointer_entered = FALSE;
    priv->fss_view_mode = VIEWPORT_FULLSCREEN_MODE;
    priv->ss_width = 640;
    priv->ss_height = 480;
    priv->ss_maximized = FALSE;
 
    remmina_widget_pool_register(GTK_WIDGET(cnnwin));
}
 
static gboolean rcw_focus_in_event(GtkWidget *widget, GdkEventWindowState *event, gpointer user_data)
{
    TRACE_CALL(__func__);
#if DEBUG_KB_GRABBING
    printf("DEBUG_KB_GRABBING: RCW focus-in-event received\n");
#endif
    rcw_focus_in((RemminaConnectionWindow *)widget);
    return FALSE;
}
 
static gboolean rcw_focus_out_event(GtkWidget *widget, GdkEventWindowState *event, gpointer user_data)
{
    TRACE_CALL(__func__);
#if DEBUG_KB_GRABBING
    printf("DEBUG_KB_GRABBING: RCW focus-out-event received\n");
#endif
    rcw_focus_out((RemminaConnectionWindow *)widget);
    return FALSE;
}
 
 
static gboolean rcw_state_event(GtkWidget *widget, GdkEventWindowState *event, gpointer user_data)
{
    TRACE_CALL(__func__);
 
    if (!REMMINA_IS_CONNECTION_WINDOW(widget))
        return FALSE;
 
#if DEBUG_KB_GRABBING
    printf("DEBUG_KB_GRABBING: window-state-event received\n");
#endif
 
    if (event->changed_mask & GDK_WINDOW_STATE_FOCUSED) {
        if (event->new_window_state & GDK_WINDOW_STATE_FOCUSED)
            rcw_focus_in((RemminaConnectionWindow *)widget);
        else
            rcw_focus_out((RemminaConnectionWindow *)widget);
    }
 
    return FALSE;
}
 
static gboolean rcw_map_event(GtkWidget *widget, GdkEvent *event, gpointer data)
{
    TRACE_CALL(__func__);
 
 
 
    RemminaConnectionWindow *cnnwin = (RemminaConnectionWindow *)widget;
    RemminaConnectionObject *cnnobj;
    RemminaProtocolWidget *gp;
 
    if (cnnwin->priv->toolbar_is_reconfiguring) return FALSE;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return FALSE;
 
    gp = REMMINA_PROTOCOL_WIDGET(cnnobj->proto);
    REMMINA_DEBUG("Mapping: %s", gtk_widget_get_name(widget));
    if (remmina_protocol_widget_map_event(gp))
        REMMINA_DEBUG("Called plugin mapping function");
    return FALSE;
}
 
static gboolean rcw_unmap_event(GtkWidget *widget, GdkEvent *event, gpointer data)
{
    TRACE_CALL(__func__);
 
    RemminaConnectionWindow *cnnwin = (RemminaConnectionWindow *)widget;
    RemminaConnectionObject *cnnobj;
    RemminaProtocolWidget *gp;
 
    if (cnnwin->priv->toolbar_is_reconfiguring) return FALSE;
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return FALSE;
 
    gp = REMMINA_PROTOCOL_WIDGET(cnnobj->proto);
    REMMINA_DEBUG("Unmapping: %s", gtk_widget_get_name(widget));
    if (remmina_protocol_widget_unmap_event(gp))
        REMMINA_DEBUG("Called plugin mapping function");
    return FALSE;
}
 
static gboolean rcw_map_event_fullscreen(GtkWidget *widget, GdkEvent *event, gpointer data)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
    gint target_monitor;
 
    REMMINA_DEBUG("Mapping: %s", gtk_widget_get_name(widget));
 
    if (!REMMINA_IS_CONNECTION_WINDOW(widget)) {
        REMMINA_DEBUG("Remmina Connection Window undefined, cannot go fullscreen");
        return FALSE;
    }
 
    //RemminaConnectionWindow *cnnwin = (RemminaConnectionWindow *)data;
    cnnobj = rcw_get_visible_cnnobj((RemminaConnectionWindow *)widget);
    //cnnobj = g_object_get_data(G_OBJECT(widget), "cnnobj");
    if (!cnnobj) {
        REMMINA_DEBUG("Remmina Connection Object undefined, cannot go fullscreen");
        return FALSE;
    }
 
    RemminaProtocolWidget *gp = REMMINA_PROTOCOL_WIDGET(cnnobj->proto);
 
    if (!gp)
        REMMINA_DEBUG("Remmina Protocol Widget undefined, cannot go fullscreen");
 
    if (remmina_protocol_widget_get_multimon(gp) >= 1) {
        REMMINA_DEBUG("Fullscreen on all monitor");
        gdk_window_set_fullscreen_mode(gtk_widget_get_window(widget), GDK_FULLSCREEN_ON_ALL_MONITORS);
        gdk_window_fullscreen(gtk_widget_get_window(widget));
        return TRUE;
    } else {
        REMMINA_DEBUG("Fullscreen on one monitor");
    }
 
    target_monitor = GPOINTER_TO_INT(data);
 
#if GTK_CHECK_VERSION(3, 18, 0)
    if (remmina_pref.fullscreen_on_auto) {
        if (target_monitor == FULL_SCREEN_TARGET_MONITOR_UNDEFINED)
            gtk_window_fullscreen(GTK_WINDOW(widget));
        else
            gtk_window_fullscreen_on_monitor(GTK_WINDOW(widget), gtk_window_get_screen(GTK_WINDOW(widget)),
                             target_monitor);
    } else {
        REMMINA_DEBUG("Fullscreen managed by WM or by the user, as per settings");
        gtk_window_fullscreen(GTK_WINDOW(widget));
    }
#else
    REMMINA_DEBUG("Cannot fullscreen on a specific monitor, feature available from GTK 3.18");
    gtk_window_fullscreen(GTK_WINDOW(widget));
#endif
 
    if (remmina_protocol_widget_map_event(gp))
        REMMINA_DEBUG("Called plugin mapping function");
 
    return FALSE;
}
 
static RemminaConnectionWindow *
rcw_new(gboolean fullscreen, int full_screen_target_monitor)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindow *cnnwin;
 
    cnnwin = RCW(g_object_new(REMMINA_TYPE_CONNECTION_WINDOW, NULL));
    cnnwin->priv->on_delete_confirm_mode = RCW_ONDELETE_CONFIRM_IF_2_OR_MORE;
 
    if (fullscreen)
        /* Put the window in fullscreen after it is mapped to have it appear on the same monitor */
        g_signal_connect(G_OBJECT(cnnwin), "map-event", G_CALLBACK(rcw_map_event_fullscreen), GINT_TO_POINTER(full_screen_target_monitor));
    else
        g_signal_connect(G_OBJECT(cnnwin), "map-event", G_CALLBACK(rcw_map_event), NULL);
    g_signal_connect(G_OBJECT(cnnwin), "unmap-event", G_CALLBACK(rcw_unmap_event), NULL);
 
    gtk_container_set_border_width(GTK_CONTAINER(cnnwin), 0);
    g_signal_connect(G_OBJECT(cnnwin), "toolbar-place", G_CALLBACK(rcw_toolbar_place_signal), NULL);
 
    g_signal_connect(G_OBJECT(cnnwin), "delete-event", G_CALLBACK(rcw_delete_event), NULL);
    g_signal_connect(G_OBJECT(cnnwin), "destroy", G_CALLBACK(rcw_destroy), NULL);
 
    /* Under Xorg focus-in-event and focus-out-event don’t work when keyboard is grabbed
     * via gdk_device_grab. So we listen for window-state-event to detect focus in and focus out.
     * But we must also listen focus-in-event and focus-out-event because some
     * window managers missing _NET_WM_STATE_FOCUSED hint, does not update the window state
     * in case of focus change */
    g_signal_connect(G_OBJECT(cnnwin), "window-state-event", G_CALLBACK(rcw_state_event), NULL);
    g_signal_connect(G_OBJECT(cnnwin), "focus-in-event", G_CALLBACK(rcw_focus_in_event), NULL);
    g_signal_connect(G_OBJECT(cnnwin), "focus-out-event", G_CALLBACK(rcw_focus_out_event), NULL);
 
    g_signal_connect(G_OBJECT(cnnwin), "enter-notify-event", G_CALLBACK(rcw_on_enter_notify_event), NULL);
    g_signal_connect(G_OBJECT(cnnwin), "leave-notify-event", G_CALLBACK(rcw_on_leave_notify_event), NULL);
 
 
    g_signal_connect(G_OBJECT(cnnwin), "configure_event", G_CALLBACK(rcw_on_configure), NULL);
 
    return cnnwin;
}
 
/* This function will be called for the first connection. A tag is set to the window so that
 * other connections can determine if whether a new tab should be append to the same window
 */
static void rcw_update_tag(RemminaConnectionWindow *cnnwin, RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    gchar *tag;
 
    switch (remmina_pref.tab_mode) {
    case REMMINA_TAB_BY_GROUP:
        tag = g_strdup(remmina_file_get_string(cnnobj->remmina_file, "group"));
        break;
    case REMMINA_TAB_BY_PROTOCOL:
        tag = g_strdup(remmina_file_get_string(cnnobj->remmina_file, "protocol"));
        break;
    default:
        tag = NULL;
        break;
    }
    g_object_set_data_full(G_OBJECT(cnnwin), "tag", tag, (GDestroyNotify)g_free);
}
 
void rcw_grab_focus(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    if (!(cnnobj = rcw_get_visible_cnnobj(cnnwin))) return;
 
    if (GTK_IS_WIDGET(cnnobj->proto))
        remmina_protocol_widget_grab_focus(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
}
 
static GtkWidget *nb_find_page_by_cnnobj(GtkNotebook *notebook, RemminaConnectionObject *cnnobj)
{
    gint i, np;
    GtkWidget *found_page, *pg;
 
    if (cnnobj == NULL || cnnobj->cnnwin == NULL || cnnobj->cnnwin->priv == NULL)
        return NULL;
    found_page = NULL;
    np = gtk_notebook_get_n_pages(cnnobj->cnnwin->priv->notebook);
    for (i = 0; i < np; i++) {
        pg = gtk_notebook_get_nth_page(cnnobj->cnnwin->priv->notebook, i);
        if (g_object_get_data(G_OBJECT(pg), "cnnobj") == cnnobj) {
            found_page = pg;
            break;
        }
    }
 
    return found_page;
}
 
 
void rco_closewin(RemminaProtocolWidget *gp)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj = gp->cnnobj;
    GtkWidget *page_to_remove;
 
 
    if (cnnobj && cnnobj->scrolled_container && REMMINA_IS_SCROLLED_VIEWPORT(cnnobj->scrolled_container)) {
        REMMINA_DEBUG("deleting motion");
        remmina_scrolled_viewport_remove_motion(REMMINA_SCROLLED_VIEWPORT(cnnobj->scrolled_container));
    }
 
    if (cnnobj && cnnobj->cnnwin) {
        page_to_remove = nb_find_page_by_cnnobj(cnnobj->cnnwin->priv->notebook, cnnobj);
        if (page_to_remove) {
            gtk_notebook_remove_page(
                cnnobj->cnnwin->priv->notebook,
                gtk_notebook_page_num(cnnobj->cnnwin->priv->notebook, page_to_remove));
            /* Invalidate pointers to objects destroyed by page removal */
            cnnobj->aspectframe = NULL;
            cnnobj->viewport = NULL;
            cnnobj->scrolled_container = NULL;
            /* we cannot invalidate cnnobj->proto, because it can be already been
             * detached from the widget hierarchy in rco_on_disconnect() */
        }
    }
    if (cnnobj) {
        cnnobj->remmina_file = NULL;
        g_free(cnnobj);
        gp->cnnobj = NULL;
    }
 
    remmina_application_condexit(REMMINA_CONDEXIT_ONDISCONNECT);
}
 
void rco_on_close_button_clicked(GtkButton *button, RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    if (REMMINA_IS_PROTOCOL_WIDGET(cnnobj->proto)) {
        if (!remmina_protocol_widget_is_closed((RemminaProtocolWidget *)cnnobj->proto))
            remmina_protocol_widget_close_connection(REMMINA_PROTOCOL_WIDGET(cnnobj->proto));
        else
            rco_closewin((RemminaProtocolWidget *)cnnobj->proto);
    }
}
 
static GtkWidget *rco_create_tab_label(RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    GtkWidget *hbox;
    GtkWidget *widget;
    GtkWidget *button;
 
    hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
    gtk_widget_show(hbox);
 
    widget = gtk_image_new_from_icon_name(remmina_file_get_icon_name(cnnobj->remmina_file), GTK_ICON_SIZE_MENU);
    gtk_widget_show(widget);
    gtk_box_pack_start(GTK_BOX(hbox), widget, FALSE, FALSE, 0);
 
    widget = gtk_label_new(remmina_file_get_string(cnnobj->remmina_file, "name"));
    gtk_widget_set_valign(widget, GTK_ALIGN_CENTER);
    gtk_widget_set_halign(widget, GTK_ALIGN_CENTER);
 
    gtk_widget_show(widget);
    gtk_box_pack_start(GTK_BOX(hbox), widget, TRUE, TRUE, 0);
 
    button = gtk_button_new();      // The "x" to close the tab
    gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NONE);
#if GTK_CHECK_VERSION(3, 20, 0)
    gtk_widget_set_focus_on_click(GTK_WIDGET(widget), FALSE);
#else
    gtk_button_set_focus_on_click(GTK_BUTTON(button), FALSE);
#endif
    gtk_widget_set_name(button, "remmina-small-button");
    gtk_widget_show(button);
 
    widget = gtk_image_new_from_icon_name("window-close", GTK_ICON_SIZE_MENU);
    gtk_widget_show(widget);
    gtk_container_add(GTK_CONTAINER(button), widget);
 
    gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
 
    g_signal_connect(G_OBJECT(button), "clicked", G_CALLBACK(rco_on_close_button_clicked), cnnobj);
 
 
    return hbox;
}
 
static GtkWidget *rco_create_tab_page(RemminaConnectionObject *cnnobj)
{
    GtkWidget *page;
 
    page = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
    gtk_widget_set_name(page, "remmina-tab-page");
 
 
    return page;
}
 
static GtkWidget *rcw_append_new_page(RemminaConnectionWindow *cnnwin, RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
    GtkWidget *page, *label;
    GtkNotebook *notebook;
 
    notebook = cnnwin->priv->notebook;
 
    page = rco_create_tab_page(cnnobj);
    g_object_set_data(G_OBJECT(page), "cnnobj", cnnobj);
    label = rco_create_tab_label(cnnobj);
 
    cnnobj->cnnwin = cnnwin;
 
    gtk_notebook_append_page(notebook, page, label);
    gtk_notebook_set_tab_reorderable(notebook, page, TRUE);
    gtk_notebook_set_tab_detachable(notebook, page, TRUE);
    /* This trick prevents the tab label from being focused */
    gtk_widget_set_can_focus(gtk_widget_get_parent(label), FALSE);
 
    if (gtk_widget_get_parent(cnnobj->scrolled_container) != NULL)
        printf("REMMINA WARNING in %s: scrolled_container already has a parent\n", __func__);
    gtk_box_pack_start(GTK_BOX(page), cnnobj->scrolled_container, TRUE, TRUE, 0);
 
    gtk_widget_show(page);
 
    return page;
}
 
 
static void rcw_update_notebook(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    GtkNotebook *notebook;
    gint n;
 
    notebook = GTK_NOTEBOOK(cnnwin->priv->notebook);
 
    switch (cnnwin->priv->view_mode) {
    case SCROLLED_WINDOW_MODE:
        n = gtk_notebook_get_n_pages(notebook);
        gtk_notebook_set_show_tabs(notebook, remmina_pref.always_show_tab ? TRUE : n > 1);
        gtk_notebook_set_show_border(notebook, remmina_pref.always_show_tab ? TRUE : n > 1);
        break;
    default:
        gtk_notebook_set_show_tabs(notebook, FALSE);
        gtk_notebook_set_show_border(notebook, FALSE);
        break;
    }
}
 
static gboolean rcw_on_switch_page_finalsel(gpointer user_data)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv;
    RemminaConnectionObject *cnnobj;
 
    if (!user_data)
        return FALSE;
 
    cnnobj = (RemminaConnectionObject *)user_data;
    if (!cnnobj->cnnwin)
        return FALSE;
 
    priv = cnnobj->cnnwin->priv;
 
    if (GTK_IS_WIDGET(cnnobj->cnnwin)) {
        rcw_floating_toolbar_show(cnnobj->cnnwin, TRUE);
        if (!priv->hidetb_eventsource)
            priv->hidetb_eventsource = g_timeout_add(TB_HIDE_TIME_TIME, (GSourceFunc)
                                 rcw_floating_toolbar_hide, cnnobj->cnnwin);
        rco_update_toolbar(cnnobj);
        rcw_grab_focus(cnnobj->cnnwin);
        if (priv->view_mode != SCROLLED_WINDOW_MODE)
            rco_check_resize(cnnobj);
    }
    priv->spf_eventsourceid = 0;
    return FALSE;
}
 
static void rcw_on_switch_page(GtkNotebook *notebook, GtkWidget *newpage, guint page_num,
                   RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindowPriv *priv = cnnwin->priv;
    RemminaConnectionObject *cnnobj_newpage;
 
    cnnobj_newpage = g_object_get_data(G_OBJECT(newpage), "cnnobj");
    if (priv->spf_eventsourceid)
        g_source_remove(priv->spf_eventsourceid);
    priv->spf_eventsourceid = g_idle_add(rcw_on_switch_page_finalsel, cnnobj_newpage);
}
 
static void rcw_on_page_added(GtkNotebook *notebook, GtkWidget *child, guint page_num,
                  RemminaConnectionWindow *cnnwin)
{
    if (gtk_notebook_get_n_pages(GTK_NOTEBOOK(cnnwin->priv->notebook)) > 0)
        rcw_update_notebook(cnnwin);
}
 
static void rcw_on_page_removed(GtkNotebook *notebook, GtkWidget *child, guint page_num,
                RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
 
    if (gtk_notebook_get_n_pages(GTK_NOTEBOOK(cnnwin->priv->notebook)) <= 0)
        gtk_widget_destroy(GTK_WIDGET(cnnwin));
 
}
 
static GtkNotebook *
rcw_on_notebook_create_window(GtkNotebook *notebook, GtkWidget *page, gint x, gint y, gpointer data)
{
    /* This signal callback is called by GTK when a detachable tab is dropped on the root window
     * or in an existing window */
 
    TRACE_CALL(__func__);
    RemminaConnectionWindow *srccnnwin;
    RemminaConnectionWindow *dstcnnwin;
    RemminaConnectionObject *cnnobj;
    GdkWindow *window;
    gchar *srctag;
    gint width, height;
 
#if GTK_CHECK_VERSION(3, 20, 0)
    GdkSeat *seat;
#else
    GdkDeviceManager *manager;
#endif
    GdkDevice *device = NULL;
 
#if GTK_CHECK_VERSION(3, 20, 0)
    seat = gdk_display_get_default_seat(gdk_display_get_default());
    device = gdk_seat_get_pointer(seat);
#else
    manager = gdk_display_get_device_manager(gdk_display_get_default());
    device = gdk_device_manager_get_client_pointer(manager);
#endif
 
    window = gdk_device_get_window_at_position(device, &x, &y);
    srccnnwin = RCW(gtk_widget_get_toplevel(GTK_WIDGET(notebook)));
    dstcnnwin = RCW(remmina_widget_pool_find_by_window(REMMINA_TYPE_CONNECTION_WINDOW, window));
 
    if (srccnnwin == dstcnnwin)
        return NULL;
 
    if (gtk_notebook_get_n_pages(GTK_NOTEBOOK(srccnnwin->priv->notebook)) == 1 && !dstcnnwin)
        return NULL;
 
    cnnobj = (RemminaConnectionObject *)g_object_get_data(G_OBJECT(page), "cnnobj");
 
    if (!dstcnnwin) {
        /* Drop is directed to a new rcw: create a new scrolled window to accommodate
         * the dropped connectionand move our cnnobj there. Width and
         * height of the new window are cloned from the current window */
        srctag = (gchar *)g_object_get_data(G_OBJECT(srccnnwin), "tag");
        gtk_window_get_size(GTK_WINDOW(srccnnwin), &width, &height);
        dstcnnwin = rcw_create_scrolled(width, height, FALSE);  // New dropped window is never maximized
        g_object_set_data_full(G_OBJECT(dstcnnwin), "tag", g_strdup(srctag), (GDestroyNotify)g_free);
        /* when returning, GTK will move the whole tab to the new notebook.
         * Prepare cnnobj to be hosted in the new cnnwin */
        cnnobj->cnnwin = dstcnnwin;
    } else {
        cnnobj->cnnwin = dstcnnwin;
    }
 
    remmina_protocol_widget_set_hostkey_func(REMMINA_PROTOCOL_WIDGET(cnnobj->proto),
                         (RemminaHostkeyFunc)rcw_hostkey_func);
 
    return GTK_NOTEBOOK(cnnobj->cnnwin->priv->notebook);
}
 
static GtkNotebook *
rcw_create_notebook(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    GtkNotebook *notebook;
 
    notebook = GTK_NOTEBOOK(gtk_notebook_new());
 
    gtk_notebook_set_scrollable(GTK_NOTEBOOK(notebook), TRUE);
    gtk_widget_show(GTK_WIDGET(notebook));
 
    g_signal_connect(G_OBJECT(notebook), "create-window", G_CALLBACK(rcw_on_notebook_create_window), NULL);
    g_signal_connect(G_OBJECT(notebook), "switch-page", G_CALLBACK(rcw_on_switch_page), cnnwin);
    g_signal_connect(G_OBJECT(notebook), "page-added", G_CALLBACK(rcw_on_page_added), cnnwin);
    g_signal_connect(G_OBJECT(notebook), "page-removed", G_CALLBACK(rcw_on_page_removed), cnnwin);
    gtk_widget_set_can_focus(GTK_WIDGET(notebook), FALSE);
 
    return notebook;
}
 
/* Create a scrolled toplevel window */
static RemminaConnectionWindow *rcw_create_scrolled(gint width, gint height, gboolean maximize)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindow *cnnwin;
    GtkWidget *grid;
    GtkWidget *toolbar;
    GtkNotebook *notebook;
    GtkSettings *settings = gtk_settings_get_default();
 
    cnnwin = rcw_new(FALSE, 0);
    gtk_widget_realize(GTK_WIDGET(cnnwin));
 
    gtk_window_set_default_size(GTK_WINDOW(cnnwin), width, height);
    g_object_set(settings, "gtk-application-prefer-dark-theme", remmina_pref.dark_theme, NULL);
 
    /* Create the toolbar */
    toolbar = rcw_create_toolbar(cnnwin, SCROLLED_WINDOW_MODE);
 
    /* Create the notebook */
    notebook = rcw_create_notebook(cnnwin);
 
    /* Create the grid container for toolbars+notebook and populate it */
    grid = gtk_grid_new();
 
 
    gtk_grid_attach(GTK_GRID(grid), GTK_WIDGET(notebook), 0, 0, 1, 1);
 
    gtk_widget_set_hexpand(GTK_WIDGET(notebook), TRUE);
    gtk_widget_set_vexpand(GTK_WIDGET(notebook), TRUE);
 
    rcw_place_toolbar(GTK_TOOLBAR(toolbar), GTK_GRID(grid), GTK_WIDGET(notebook), remmina_pref.toolbar_placement);
 
    gtk_container_add(GTK_CONTAINER(cnnwin), grid);
 
    /* Add drag capabilities to the toolbar */
    gtk_drag_source_set(GTK_WIDGET(toolbar), GDK_BUTTON1_MASK,
                dnd_targets_tb, sizeof dnd_targets_tb / sizeof *dnd_targets_tb, GDK_ACTION_MOVE);
    g_signal_connect_after(GTK_WIDGET(toolbar), "drag-begin", G_CALLBACK(rcw_tb_drag_begin), NULL);
    g_signal_connect(GTK_WIDGET(toolbar), "drag-failed", G_CALLBACK(rcw_tb_drag_failed), cnnwin);
 
    /* Add drop capabilities to the drop/dest target for the toolbar (the notebook) */
    gtk_drag_dest_set(GTK_WIDGET(notebook), GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_HIGHLIGHT,
              dnd_targets_tb, sizeof dnd_targets_tb / sizeof *dnd_targets_tb, GDK_ACTION_MOVE);
    gtk_drag_dest_set_track_motion(GTK_WIDGET(notebook), TRUE);
    g_signal_connect(GTK_WIDGET(notebook), "drag-drop", G_CALLBACK(rcw_tb_drag_drop), cnnwin);
 
    cnnwin->priv->view_mode = SCROLLED_WINDOW_MODE;
    cnnwin->priv->toolbar = toolbar;
    cnnwin->priv->grid = grid;
    cnnwin->priv->notebook = notebook;
    cnnwin->priv->ss_width = width;
    cnnwin->priv->ss_height = height;
    cnnwin->priv->ss_maximized = maximize;
 
    /* The notebook and all its child must be realized now, or a reparent will
     * call unrealize() and will destroy a GtkSocket */
    gtk_widget_show(grid);
    gtk_widget_show(GTK_WIDGET(cnnwin));
    GtkWindowGroup *wingrp = gtk_window_group_new();
 
    gtk_window_group_add_window(wingrp, GTK_WINDOW(cnnwin));
    gtk_window_set_transient_for(GTK_WINDOW(cnnwin), NULL);
 
    if (maximize)
        gtk_window_maximize(GTK_WINDOW(cnnwin));
 
 
    rcw_set_toolbar_visibility(cnnwin);
 
    return cnnwin;
}
 
static void rcw_create_overlay_ftb_overlay(RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
 
    GtkWidget *revealer;
    RemminaConnectionWindowPriv *priv;
 
    priv = cnnwin->priv;
 
    if (priv->overlay_ftb_overlay != NULL) {
        gtk_widget_destroy(priv->overlay_ftb_overlay);
        priv->overlay_ftb_overlay = NULL;
        priv->revealer = NULL;
    }
    if (priv->overlay_ftb_fr != NULL) {
        gtk_widget_destroy(priv->overlay_ftb_fr);
        priv->overlay_ftb_fr = NULL;
    }
 
    rcw_create_floating_toolbar(cnnwin, priv->fss_view_mode);
 
    priv->overlay_ftb_overlay = gtk_event_box_new();
 
    GtkWidget *vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 
    gtk_container_set_border_width(GTK_CONTAINER(vbox), 0);
 
    GtkWidget *handle = gtk_drawing_area_new();
 
    gtk_widget_set_size_request(handle, 4, 4);
    gtk_widget_set_name(handle, "ftb-handle");
 
    revealer = gtk_revealer_new();
 
    gtk_widget_set_halign(GTK_WIDGET(priv->overlay_ftb_overlay), GTK_ALIGN_CENTER);
 
    if (remmina_pref.floating_toolbar_placement == FLOATING_TOOLBAR_PLACEMENT_BOTTOM) {
        gtk_box_pack_start(GTK_BOX(vbox), handle, FALSE, FALSE, 0);
        gtk_box_pack_start(GTK_BOX(vbox), revealer, FALSE, FALSE, 0);
        gtk_revealer_set_transition_type(GTK_REVEALER(revealer), GTK_REVEALER_TRANSITION_TYPE_SLIDE_UP);
        gtk_widget_set_valign(GTK_WIDGET(priv->overlay_ftb_overlay), GTK_ALIGN_END);
    } else {
        gtk_box_pack_start(GTK_BOX(vbox), revealer, FALSE, FALSE, 0);
        gtk_box_pack_start(GTK_BOX(vbox), handle, FALSE, FALSE, 0);
        gtk_revealer_set_transition_type(GTK_REVEALER(revealer), GTK_REVEALER_TRANSITION_TYPE_SLIDE_DOWN);
        gtk_widget_set_valign(GTK_WIDGET(priv->overlay_ftb_overlay), GTK_ALIGN_START);
    }
 
 
    gtk_container_add(GTK_CONTAINER(revealer), priv->floating_toolbar_widget);
    gtk_widget_set_halign(GTK_WIDGET(revealer), GTK_ALIGN_CENTER);
    gtk_widget_set_valign(GTK_WIDGET(revealer), GTK_ALIGN_START);
 
    priv->revealer = revealer;
 
    GtkWidget *fr;
 
    fr = gtk_frame_new(NULL);
    priv->overlay_ftb_fr = fr;
    gtk_container_add(GTK_CONTAINER(priv->overlay_ftb_overlay), fr);
    gtk_container_add(GTK_CONTAINER(fr), vbox);
 
    gtk_widget_show(vbox);
    gtk_widget_show(revealer);
    gtk_widget_show(handle);
    gtk_widget_show(priv->overlay_ftb_overlay);
    gtk_widget_show(fr);
 
    if (remmina_pref.floating_toolbar_placement == FLOATING_TOOLBAR_PLACEMENT_BOTTOM)
        gtk_widget_set_name(fr, "ftbbox-lower");
    else
        gtk_widget_set_name(fr, "ftbbox-upper");
 
    gtk_overlay_add_overlay(GTK_OVERLAY(priv->overlay), priv->overlay_ftb_overlay);
 
    rcw_floating_toolbar_show(cnnwin, TRUE);
 
    g_signal_connect(G_OBJECT(priv->overlay_ftb_overlay), "enter-notify-event", G_CALLBACK(rcw_floating_toolbar_on_enter), cnnwin);
    g_signal_connect(G_OBJECT(priv->overlay_ftb_overlay), "leave-notify-event", G_CALLBACK(rcw_floating_toolbar_on_leave), cnnwin);
    g_signal_connect(G_OBJECT(priv->overlay_ftb_overlay), "scroll-event", G_CALLBACK(rcw_floating_toolbar_on_scroll), cnnwin);
    gtk_widget_add_events(
        GTK_WIDGET(priv->overlay_ftb_overlay),
        GDK_SCROLL_MASK
#if GTK_CHECK_VERSION(3, 4, 0)
        | GDK_SMOOTH_SCROLL_MASK
#endif
        );
 
    /* Add drag and drop capabilities to the source */
    gtk_drag_source_set(GTK_WIDGET(priv->overlay_ftb_overlay), GDK_BUTTON1_MASK,
                dnd_targets_ftb, sizeof dnd_targets_ftb / sizeof *dnd_targets_ftb, GDK_ACTION_MOVE);
    g_signal_connect_after(GTK_WIDGET(priv->overlay_ftb_overlay), "drag-begin", G_CALLBACK(rcw_ftb_drag_begin), cnnwin);
 
    if (remmina_pref.fullscreen_toolbar_visibility == FLOATING_TOOLBAR_VISIBILITY_DISABLE)
        /* toolbar in fullscreenmode disabled, hide everything */
        gtk_widget_hide(fr);
}
 
 
static gboolean rcw_ftb_drag_drop(GtkWidget *widget, GdkDragContext *context,
                  gint x, gint y, guint time, RemminaConnectionWindow *cnnwin)
{
    TRACE_CALL(__func__);
    GtkAllocation wa;
    gint new_floating_toolbar_placement;
    RemminaConnectionObject *cnnobj;
 
    gtk_widget_get_allocation(widget, &wa);
 
    if (y >= wa.height / 2)
        new_floating_toolbar_placement = FLOATING_TOOLBAR_PLACEMENT_BOTTOM;
    else
        new_floating_toolbar_placement = FLOATING_TOOLBAR_PLACEMENT_TOP;
 
    gtk_drag_finish(context, TRUE, TRUE, time);
 
    if (new_floating_toolbar_placement != remmina_pref.floating_toolbar_placement) {
        /* Destroy and recreate the FTB */
        remmina_pref.floating_toolbar_placement = new_floating_toolbar_placement;
        remmina_pref_save();
        rcw_create_overlay_ftb_overlay(cnnwin);
        cnnobj = rcw_get_visible_cnnobj(cnnwin);
        if (cnnobj) rco_update_toolbar(cnnobj);
    }
 
    return TRUE;
}
 
static void rcw_ftb_drag_begin(GtkWidget *widget, GdkDragContext *context, gpointer user_data)
{
    TRACE_CALL(__func__);
 
    cairo_surface_t *surface;
    cairo_t *cr;
    GtkAllocation wa;
    double dashes[] = { 10 };
 
    gtk_widget_get_allocation(widget, &wa);
 
    surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, wa.width, wa.height);
    cr = cairo_create(surface);
    cairo_set_source_rgb(cr, 0.6, 0.6, 0.6);
    cairo_set_line_width(cr, 2);
    cairo_set_dash(cr, dashes, 1, 0);
    cairo_rectangle(cr, 0, 0, wa.width, wa.height);
    cairo_stroke(cr);
    cairo_destroy(cr);
 
    gtk_drag_set_icon_surface(context, surface);
}
 
RemminaConnectionWindow *rcw_create_fullscreen(GtkWindow *old, gint view_mode)
{
    TRACE_CALL(__func__);
    RemminaConnectionWindow *cnnwin;
    GtkNotebook *notebook;
 
#if GTK_CHECK_VERSION(3, 22, 0)
    gint n_monitors;
    gint i;
    GdkMonitor *old_monitor;
    GdkDisplay *old_display;
    GdkWindow *old_window;
#endif
    gint full_screen_target_monitor;
 
    full_screen_target_monitor = FULL_SCREEN_TARGET_MONITOR_UNDEFINED;
    if (old) {
#if GTK_CHECK_VERSION(3, 22, 0)
        old_window = gtk_widget_get_window(GTK_WIDGET(old));
        old_display = gdk_window_get_display(old_window);
        old_monitor = gdk_display_get_monitor_at_window(old_display, old_window);
        n_monitors = gdk_display_get_n_monitors(old_display);
        for (i = 0; i < n_monitors; ++i) {
            if (gdk_display_get_monitor(old_display, i) == old_monitor) {
                full_screen_target_monitor = i;
                break;
            }
        }
#else
        full_screen_target_monitor = gdk_screen_get_monitor_at_window(
            gdk_screen_get_default(),
            gtk_widget_get_window(GTK_WIDGET(old)));
#endif
    }
 
    cnnwin = rcw_new(TRUE, full_screen_target_monitor);
    gtk_widget_set_name(GTK_WIDGET(cnnwin), "remmina-connection-window-fullscreen");
    gtk_widget_realize(GTK_WIDGET(cnnwin));
 
    if (!view_mode)
        view_mode = VIEWPORT_FULLSCREEN_MODE;
 
    notebook = rcw_create_notebook(cnnwin);
 
    cnnwin->priv->overlay = gtk_overlay_new();
    gtk_container_add(GTK_CONTAINER(cnnwin), cnnwin->priv->overlay);
    gtk_container_add(GTK_CONTAINER(cnnwin->priv->overlay), GTK_WIDGET(notebook));
    gtk_widget_show(GTK_WIDGET(cnnwin->priv->overlay));
 
    cnnwin->priv->notebook = notebook;
    cnnwin->priv->view_mode = view_mode;
    cnnwin->priv->fss_view_mode = view_mode;
 
    /* Create the floating toolbar */
    rcw_create_overlay_ftb_overlay(cnnwin);
    /* Add drag and drop capabilities to the drop/dest target for floating toolbar */
    gtk_drag_dest_set(GTK_WIDGET(cnnwin->priv->overlay), GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_HIGHLIGHT,
              dnd_targets_ftb, sizeof dnd_targets_ftb / sizeof *dnd_targets_ftb, GDK_ACTION_MOVE);
    gtk_drag_dest_set_track_motion(GTK_WIDGET(cnnwin->priv->notebook), TRUE);
    g_signal_connect(GTK_WIDGET(cnnwin->priv->overlay), "drag-drop", G_CALLBACK(rcw_ftb_drag_drop), cnnwin);
 
    gtk_widget_show(GTK_WIDGET(cnnwin));
    GtkWindowGroup *wingrp = gtk_window_group_new();
    gtk_window_group_add_window(wingrp, GTK_WINDOW(cnnwin));
    gtk_window_set_transient_for(GTK_WINDOW(cnnwin), NULL);
 
    return cnnwin;
}
 
static gboolean rcw_hostkey_func(RemminaProtocolWidget *gp, guint keyval, gboolean release)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj = gp->cnnobj;
    RemminaConnectionWindowPriv *priv = cnnobj->cnnwin->priv;
    const RemminaProtocolFeature *feature;
    gint i;
 
    if (release) {
        if (remmina_pref.hostkey && keyval == remmina_pref.hostkey) {
            priv->hostkey_activated = FALSE;
            if (priv->hostkey_used)
                /* hostkey pressed + something else */
                return TRUE;
        }
        /* If hostkey is released without pressing other keys, we should execute the
         * shortcut key which is the same as hostkey. Be default, this is grab/ungrab
         * keyboard */
        else if (priv->hostkey_activated) {
            /* Trap all key releases when hostkey is pressed */
            /* hostkey pressed + something else */
            return TRUE;
        } else {
            /* Any key pressed, no hostkey */
            return FALSE;
        }
    } else if (remmina_pref.hostkey && keyval == remmina_pref.hostkey) {
        priv->hostkey_activated = TRUE;
        priv->hostkey_used = FALSE;
        return TRUE;
    } else if (!priv->hostkey_activated) {
        /* Any key pressed, no hostkey */
        return FALSE;
    }
 
    priv->hostkey_used = TRUE;
    keyval = gdk_keyval_to_lower(keyval);
    if (keyval == GDK_KEY_Up || keyval == GDK_KEY_Down
        || keyval == GDK_KEY_Left || keyval == GDK_KEY_Right) {
        GtkAdjustment *adjust;
        int pos;
 
        if (cnnobj->connected && GTK_IS_SCROLLED_WINDOW(cnnobj->scrolled_container)) {
            if (keyval == GDK_KEY_Up || keyval == GDK_KEY_Down)
                adjust = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(cnnobj->scrolled_container));
            else
                adjust = gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(cnnobj->scrolled_container));
 
            if (keyval == GDK_KEY_Up || keyval == GDK_KEY_Left)
                pos = 0;
            else
                pos = gtk_adjustment_get_upper(adjust);
 
            gtk_adjustment_set_value(adjust, pos);
            if (keyval == GDK_KEY_Up || keyval == GDK_KEY_Down)
                gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(cnnobj->scrolled_container), adjust);
            else
                gtk_scrolled_window_set_hadjustment(GTK_SCROLLED_WINDOW(cnnobj->scrolled_container), adjust);
        } else if (REMMINA_IS_SCROLLED_VIEWPORT(cnnobj->scrolled_container)) {
            RemminaScrolledViewport *gsv;
            GtkWidget *child;
            GdkWindow *gsvwin;
            gint sz;
            GtkAdjustment *adj;
            gdouble value;
 
            if (!GTK_IS_BIN(cnnobj->scrolled_container))
                return FALSE;
 
            gsv = REMMINA_SCROLLED_VIEWPORT(cnnobj->scrolled_container);
            child = gtk_bin_get_child(GTK_BIN(gsv));
            if (!GTK_IS_VIEWPORT(child))
                return FALSE;
 
            gsvwin = gtk_widget_get_window(GTK_WIDGET(gsv));
            if (!gsv)
                return FALSE;
 
            if (keyval == GDK_KEY_Up || keyval == GDK_KEY_Down) {
                sz = gdk_window_get_height(gsvwin) + 2; // Add 2px of black scroll border
                adj = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(child));
            } else {
                sz = gdk_window_get_width(gsvwin) + 2; // Add 2px of black scroll border
                adj = gtk_scrollable_get_hadjustment(GTK_SCROLLABLE(child));
            }
 
            if (keyval == GDK_KEY_Up || keyval == GDK_KEY_Left)
                value = 0;
            else
                value = gtk_adjustment_get_upper(GTK_ADJUSTMENT(adj)) - (gdouble)sz + 2.0;
 
            gtk_adjustment_set_value(GTK_ADJUSTMENT(adj), value);
        }
    }
 
    if (keyval == remmina_pref.shortcutkey_fullscreen && !extrahardening) {
        switch (priv->view_mode) {
        case SCROLLED_WINDOW_MODE:
            rcw_switch_viewmode(cnnobj->cnnwin, priv->fss_view_mode);
            break;
        case SCROLLED_FULLSCREEN_MODE:
        case VIEWPORT_FULLSCREEN_MODE:
            rcw_switch_viewmode(cnnobj->cnnwin, SCROLLED_WINDOW_MODE);
            break;
        default:
            break;
        }
    } else if (keyval == remmina_pref.shortcutkey_autofit && !extrahardening) {
        if (priv->toolitem_autofit && gtk_widget_is_sensitive(GTK_WIDGET(priv->toolitem_autofit)))
            rcw_toolbar_autofit(GTK_TOOL_ITEM(gp), cnnobj->cnnwin);
    } else if (keyval == remmina_pref.shortcutkey_nexttab && !extrahardening) {
        i = gtk_notebook_get_current_page(GTK_NOTEBOOK(priv->notebook)) + 1;
        if (i >= gtk_notebook_get_n_pages(GTK_NOTEBOOK(priv->notebook)))
            i = 0;
        gtk_notebook_set_current_page(GTK_NOTEBOOK(priv->notebook), i);
    } else if (keyval == remmina_pref.shortcutkey_prevtab && !extrahardening) {
        i = gtk_notebook_get_current_page(GTK_NOTEBOOK(priv->notebook)) - 1;
        if (i < 0)
            i = gtk_notebook_get_n_pages(GTK_NOTEBOOK(priv->notebook)) - 1;
        gtk_notebook_set_current_page(GTK_NOTEBOOK(priv->notebook), i);
    } else if (keyval == remmina_pref.shortcutkey_clipboard && !extrahardening) {
        if (remmina_protocol_widget_plugin_receives_keystrokes(REMMINA_PROTOCOL_WIDGET(cnnobj->proto))) {
            remmina_protocol_widget_send_clipboard((RemminaProtocolWidget*)cnnobj->proto, G_OBJECT(cnnobj->proto));
        }
    } else if (keyval == remmina_pref.shortcutkey_scale && !extrahardening) {
        if (gtk_widget_is_sensitive(GTK_WIDGET(priv->toolitem_scale))) {
            gtk_toggle_tool_button_set_active(
                GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_scale),
                !gtk_toggle_tool_button_get_active(
                    GTK_TOGGLE_TOOL_BUTTON(
                        priv->toolitem_scale)));
        }
    } else if (keyval == remmina_pref.shortcutkey_grab && !extrahardening) {
        gtk_toggle_tool_button_set_active(
            GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_grab),
            !gtk_toggle_tool_button_get_active(
                GTK_TOGGLE_TOOL_BUTTON(
                    priv->toolitem_grab)));
    } else if (keyval == remmina_pref.shortcutkey_minimize && !extrahardening) {
        rcw_toolbar_minimize(GTK_TOOL_ITEM(gp),
                     cnnobj->cnnwin);
    } else if (keyval == remmina_pref.shortcutkey_viewonly && !extrahardening) {
        remmina_file_set_int(cnnobj->remmina_file, "viewonly",
                     (remmina_file_get_int(cnnobj->remmina_file, "viewonly", 0)
                      == 0) ? 1 : 0);
    } else if (keyval == remmina_pref.shortcutkey_screenshot && !extrahardening) {
        rcw_toolbar_screenshot(GTK_TOOL_ITEM(gp),
                       cnnobj->cnnwin);
    } else if (keyval == remmina_pref.shortcutkey_disconnect && !extrahardening) {
        rco_disconnect_current_page(cnnobj);
    } else if (keyval == remmina_pref.shortcutkey_toolbar && !extrahardening) {
        if (priv->view_mode == SCROLLED_WINDOW_MODE) {
            remmina_pref.hide_connection_toolbar =
                !remmina_pref.hide_connection_toolbar;
            rcw_set_toolbar_visibility(cnnobj->cnnwin);
        }
    } else {
        for (feature =
                 remmina_protocol_widget_get_features(
                     REMMINA_PROTOCOL_WIDGET(
                         cnnobj->proto));
             feature && feature->type;
             feature++) {
            if (feature->type
                == REMMINA_PROTOCOL_FEATURE_TYPE_TOOL
                && GPOINTER_TO_UINT(
                    feature->opt3)
                == keyval) {
                remmina_protocol_widget_call_feature_by_ref(
                    REMMINA_PROTOCOL_WIDGET(
                        cnnobj->proto),
                    feature);
                break;
            }
        }
    }
    /* If a keypress makes the current cnnobj to move to another window,
     * priv is now invalid. So we can no longer use priv here */
    cnnobj->cnnwin->priv->hostkey_activated = FALSE;
 
    /* Trap all keypresses when hostkey is pressed */
    return TRUE;
}
 
static RemminaConnectionWindow *rcw_find(RemminaFile *remminafile)
{
    TRACE_CALL(__func__);
    const gchar *tag;
 
    switch (remmina_pref.tab_mode) {
    case REMMINA_TAB_BY_GROUP:
        tag = remmina_file_get_string(remminafile, "group");
        break;
    case REMMINA_TAB_BY_PROTOCOL:
        tag = remmina_file_get_string(remminafile, "protocol");
        break;
    case REMMINA_TAB_ALL:
        tag = NULL;
        break;
    case REMMINA_TAB_NONE:
    default:
        return NULL;
    }
    return RCW(remmina_widget_pool_find(REMMINA_TYPE_CONNECTION_WINDOW, tag));
}
 
gboolean rcw_delayed_window_present(gpointer user_data)
{
    RemminaConnectionWindow *cnnwin = (RemminaConnectionWindow *)user_data;
 
    if (cnnwin) {
        gtk_window_present_with_time(GTK_WINDOW(cnnwin), (guint32)(g_get_monotonic_time() / 1000));
        rcw_grab_focus(cnnwin);
    }
    cnnwin->priv->dwp_eventsourceid = 0;
    return G_SOURCE_REMOVE;
}
 
void rco_on_connect(RemminaProtocolWidget *gp, RemminaConnectionObject *cnnobj)
{
    TRACE_CALL(__func__);
 
    REMMINA_DEBUG("Connect signal emitted");
 
    /* This signal handler is called by a plugin when it’s correctly connected
     * (and authenticated) */
 
    cnnobj->connected = TRUE;
 
    remmina_protocol_widget_set_hostkey_func(REMMINA_PROTOCOL_WIDGET(cnnobj->proto),
                         (RemminaHostkeyFunc)rcw_hostkey_func);
 
    if (remmina_file_get_filename(cnnobj->remmina_file) == NULL)
        remmina_pref_add_recent(remmina_file_get_string(cnnobj->remmina_file, "protocol"),
                    remmina_file_get_string(cnnobj->remmina_file, "server"));
    REMMINA_DEBUG("We save the last successful connection date");
    //remmina_file_set_string(cnnobj->remmina_file, "last_success", last_success);
    remmina_file_state_last_success(cnnobj->remmina_file);
    //REMMINA_DEBUG("Last connection made on %s.", last_success);
 
    REMMINA_DEBUG("Saving credentials");
    /* Save credentials */
    remmina_file_save(cnnobj->remmina_file);
 
    if (cnnobj->cnnwin->priv->floating_toolbar_widget)
        gtk_widget_show(cnnobj->cnnwin->priv->floating_toolbar_widget);
 
    rco_update_toolbar(cnnobj);
 
    REMMINA_DEBUG("Trying to present the window");
    /* Try to present window */
    cnnobj->cnnwin->priv->dwp_eventsourceid = g_timeout_add(200, rcw_delayed_window_present, (gpointer)cnnobj->cnnwin);
}
 
static void cb_lasterror_confirmed(void *cbdata, int btn)
{
    TRACE_CALL(__func__);
    rco_closewin((RemminaProtocolWidget *)cbdata);
}
 
void rco_on_disconnect(RemminaProtocolWidget *gp, gpointer data)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj = gp->cnnobj;
    RemminaConnectionWindowPriv *priv = cnnobj->cnnwin->priv;
    GtkWidget *pparent;
 
    REMMINA_DEBUG("Disconnect signal received on RemminaProtocolWidget");
    /* Detach the protocol widget from the notebook now, or we risk that a
     * window delete will destroy cnnobj->proto before we complete disconnection.
     */
    pparent = gtk_widget_get_parent(cnnobj->proto);
    if (pparent != NULL) {
        g_object_ref(cnnobj->proto);
        gtk_container_remove(GTK_CONTAINER(pparent), cnnobj->proto);
    }
 
    cnnobj->connected = FALSE;
 
    if (remmina_pref.save_view_mode) {
        if (cnnobj->cnnwin)
            remmina_file_set_int(cnnobj->remmina_file, "viewmode", cnnobj->cnnwin->priv->view_mode);
        remmina_file_save(cnnobj->remmina_file);
    }
 
    rcw_kp_ungrab(cnnobj->cnnwin);
    gtk_toggle_tool_button_set_active(
        GTK_TOGGLE_TOOL_BUTTON(priv->toolitem_grab),
        FALSE);
 
    if (remmina_protocol_widget_has_error(gp)) {
        /* We cannot close window immediately, but we must show a message panel */
        RemminaMessagePanel *mp;
        /* Destroy scrolled_container (and viewport) and all its children the plugin created
         * on it, so they will not receive GUI signals */
        if (cnnobj->scrolled_container) {
            gtk_widget_destroy(cnnobj->scrolled_container);
            cnnobj->scrolled_container = NULL;
        }
        cnnobj->viewport = NULL;
        mp = remmina_message_panel_new();
        remmina_message_panel_setup_message(mp, remmina_protocol_widget_get_error_message(gp), cb_lasterror_confirmed, gp);
        rco_show_message_panel(gp->cnnobj, mp);
        REMMINA_DEBUG("Could not disconnect");
    } else {
        rco_closewin(gp);
        REMMINA_DEBUG("Disconnected");
    }
}
 
void rco_on_desktop_resize(RemminaProtocolWidget *gp, gpointer data)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj = gp->cnnobj;
 
    if (cnnobj && cnnobj->cnnwin && cnnobj->cnnwin->priv->view_mode != SCROLLED_WINDOW_MODE)
        rco_check_resize(cnnobj);
}
 
void rco_on_update_align(RemminaProtocolWidget *gp, gpointer data)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj = gp->cnnobj;
 
    remmina_protocol_widget_update_alignment(cnnobj);
}
 
void rco_on_lock_dynres(RemminaProtocolWidget *gp, gpointer data)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj = gp->cnnobj;
 
    cnnobj->dynres_unlocked = FALSE;
    rco_update_toolbar(cnnobj);
}
 
void rco_on_unlock_dynres(RemminaProtocolWidget *gp, gpointer data)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj = gp->cnnobj;
 
    cnnobj->dynres_unlocked = TRUE;
    rco_update_toolbar(cnnobj);
}
 
gboolean rcw_open_from_filename(const gchar *filename)
{
    TRACE_CALL(__func__);
    RemminaFile *remminafile;
    GtkWidget *dialog;
 
    remminafile = remmina_file_manager_load_file(filename);
    if (remminafile) {
        if (remmina_file_get_int (remminafile, "profile-lock", FALSE)
                && remmina_unlock_new(remmina_main_get_window()) == 0)
            return FALSE;
        rcw_open_from_file(remminafile);
        return TRUE;
    } else {
        dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
                        _("The file “%s” is corrupted, unreadable, or could not be found."), filename);
        g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(gtk_widget_destroy), NULL);
        gtk_widget_show(dialog);
        remmina_widget_pool_register(dialog);
        return FALSE;
    }
}
 
static gboolean open_connection_last_stage(gpointer user_data)
{
    RemminaProtocolWidget *gp = (RemminaProtocolWidget *)user_data;
 
    /* Now we have an allocated size for our RemminaProtocolWidget. We can proceed with the connection */
    remmina_protocol_widget_update_remote_resolution(gp);
    remmina_protocol_widget_open_connection(gp);
    rco_check_resize(gp->cnnobj);
 
    return FALSE;
}
 
static void rpw_size_allocated_on_connection(GtkWidget *w, GdkRectangle *allocation, gpointer user_data)
{
    RemminaProtocolWidget *gp = (RemminaProtocolWidget *)w;
 
    /* Disconnect signal handler to avoid to be called again after a normal resize */
    g_signal_handler_disconnect(w, gp->cnnobj->deferred_open_size_allocate_handler);
 
    /* Allow extra 100 ms for size allocation (do we really need it?) */
    g_timeout_add(100, open_connection_last_stage, gp);
 
    return;
}
 
void rcw_open_from_file(RemminaFile *remminafile)
{
    TRACE_CALL(__func__);
    rcw_open_from_file_full(remminafile, NULL, NULL, NULL);
}
 
static void set_label_selectable(gpointer data, gpointer user_data)
{
    TRACE_CALL(__func__);
    GtkWidget *widget = GTK_WIDGET(data);
 
    if (GTK_IS_LABEL(widget))
        gtk_label_set_selectable(GTK_LABEL(widget), TRUE);
}
 
enum GTKSOCKET_NOT_AVAIL_RESPONSE_TYPE {
    GTKSOCKET_NOT_AVAIL_RESPONSE_OPEN_BROWSER = 0,
    GTKSOCKET_NOT_AVAIL_RESPONSE_NUM
};
 
static void rcw_gtksocket_not_available_dialog_response(GtkDialog *         self,
                            gint                response_id,
                            RemminaConnectionObject *   cnnobj)
{
    TRACE_CALL(__func__);
 
    GError *error = NULL;
 
    if (response_id == GTKSOCKET_NOT_AVAIL_RESPONSE_OPEN_BROWSER) {
        gtk_show_uri_on_window(
            NULL,
            // TRANSLATORS: This should be a link to the Remmina wiki page:
            // TRANSLATORS: 'GtkSocket feature is not available'.
            _("https://gitlab.com/Remmina/Remmina/-/wikis/GtkSocket-feature-is-not-available-in-a-Wayland-session"),
            GDK_CURRENT_TIME, &error
            );
    }
 
    // Close the current page since it's useless without GtkSocket.
    // The user would need to manually click the close button.
    if (cnnobj) rco_disconnect_current_page(cnnobj);
 
    gtk_widget_destroy(GTK_WIDGET(self));
}
 
GtkWidget *rcw_open_from_file_full(RemminaFile *remminafile, GCallback disconnect_cb, gpointer data, guint *handler)
{
    TRACE_CALL(__func__);
    RemminaConnectionObject *cnnobj;
 
    gint ret;
    GtkWidget *dialog;
    GtkWidget *newpage;
    gint width, height;
    gboolean maximize;
    gint view_mode;
    const gchar *msg;
    RemminaScaleMode scalemode;
 
    if (disconnect_cb) {
        g_print("disconnect_cb is deprecated inside rcw_open_from_file_full() and should be null\n");
        return NULL;
    }
 
 
    /* Create the RemminaConnectionObject */
    cnnobj = g_new0(RemminaConnectionObject, 1);
    cnnobj->remmina_file = remminafile;
 
    /* Create the RemminaProtocolWidget */
    cnnobj->proto = remmina_protocol_widget_new();
    remmina_protocol_widget_setup((RemminaProtocolWidget *)cnnobj->proto, remminafile, cnnobj);
    if (remmina_protocol_widget_has_error((RemminaProtocolWidget *)cnnobj->proto)) {
        GtkWindow *wparent;
        wparent = remmina_main_get_window();
        msg = remmina_protocol_widget_get_error_message((RemminaProtocolWidget *)cnnobj->proto);
        dialog = gtk_message_dialog_new(wparent, GTK_DIALOG_DESTROY_WITH_PARENT,
                        GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, "%s", msg);
        gtk_dialog_run(GTK_DIALOG(dialog));
        gtk_widget_destroy(dialog);
        /* We should destroy cnnobj->proto and cnnobj now… TODO: Fix this leak */
        return NULL;
    }
 
 
 
    /* Set a name for the widget, for CSS selector */
    gtk_widget_set_name(GTK_WIDGET(cnnobj->proto), "remmina-protocol-widget");
 
    gtk_widget_set_halign(GTK_WIDGET(cnnobj->proto), GTK_ALIGN_FILL);
    gtk_widget_set_valign(GTK_WIDGET(cnnobj->proto), GTK_ALIGN_FILL);
 
    if (data)
        g_object_set_data(G_OBJECT(cnnobj->proto), "user-data", data);
 
    view_mode = remmina_file_get_int(cnnobj->remmina_file, "viewmode", 0);
    if (kioskmode)
        view_mode = VIEWPORT_FULLSCREEN_MODE;
    gint ismultimon = remmina_file_get_int(cnnobj->remmina_file, "multimon", 0);
 
    if (ismultimon)
        view_mode = VIEWPORT_FULLSCREEN_MODE;
 
    if (fullscreen)
        view_mode = VIEWPORT_FULLSCREEN_MODE;
 
    /* Create the viewport to make the RemminaProtocolWidget scrollable */
    cnnobj->viewport = gtk_viewport_new(NULL, NULL);
    gtk_widget_set_name(cnnobj->viewport, "remmina-cw-viewport");
    gtk_widget_show(cnnobj->viewport);
    gtk_container_set_border_width(GTK_CONTAINER(cnnobj->viewport), 0);
    gtk_viewport_set_shadow_type(GTK_VIEWPORT(cnnobj->viewport), GTK_SHADOW_NONE);
 
    /* Create the scrolled container */
    scalemode = get_current_allowed_scale_mode(cnnobj, NULL, NULL);
    cnnobj->scrolled_container = rco_create_scrolled_container(scalemode, view_mode);
 
    gtk_container_add(GTK_CONTAINER(cnnobj->scrolled_container), cnnobj->viewport);
 
    /* Determine whether the plugin can scale or not. If the plugin can scale and we do
     * not want to expand, then we add a GtkAspectFrame to maintain aspect ratio during scaling */
    cnnobj->plugin_can_scale = remmina_plugin_manager_query_feature_by_type(REMMINA_PLUGIN_TYPE_PROTOCOL,
                                        remmina_file_get_string(remminafile, "protocol"),
                                        REMMINA_PROTOCOL_FEATURE_TYPE_SCALE);
 
    cnnobj->aspectframe = NULL;
    gtk_container_add(GTK_CONTAINER(cnnobj->viewport), cnnobj->proto);
 
    /* Determine whether this connection will be put on a new window
     * or in an existing one */
    cnnobj->cnnwin = rcw_find(remminafile);
    if (!cnnobj->cnnwin) {
        /* Connection goes on a new toplevel window */
        switch (view_mode) {
        case SCROLLED_FULLSCREEN_MODE:
        case VIEWPORT_FULLSCREEN_MODE:
            cnnobj->cnnwin = rcw_create_fullscreen(NULL, view_mode);
            break;
        case SCROLLED_WINDOW_MODE:
        default:
            width = remmina_file_get_int(cnnobj->remmina_file, "window_width", 640);
            height = remmina_file_get_int(cnnobj->remmina_file, "window_height", 480);
            maximize = remmina_file_get_int(cnnobj->remmina_file, "window_maximize", FALSE) ? TRUE : FALSE;
            cnnobj->cnnwin = rcw_create_scrolled(width, height, maximize);
            break;
        }
        rcw_update_tag(cnnobj->cnnwin, cnnobj);
        rcw_append_new_page(cnnobj->cnnwin, cnnobj);
    } else {
        newpage = rcw_append_new_page(cnnobj->cnnwin, cnnobj);
        gtk_window_present(GTK_WINDOW(cnnobj->cnnwin));
        nb_set_current_page(cnnobj->cnnwin->priv->notebook, newpage);
    }
 
    // Do not call remmina_protocol_widget_update_alignment(cnnobj); here or cnnobj->proto will not fill its parent size
    // and remmina_protocol_widget_update_remote_resolution() cannot autodetect available space
 
    gtk_widget_show(cnnobj->proto);
    g_signal_connect(G_OBJECT(cnnobj->proto), "connect", G_CALLBACK(rco_on_connect), cnnobj);
    g_signal_connect(G_OBJECT(cnnobj->proto), "disconnect", G_CALLBACK(rco_on_disconnect), NULL);
    g_signal_connect(G_OBJECT(cnnobj->proto), "desktop-resize", G_CALLBACK(rco_on_desktop_resize), NULL);
    g_signal_connect(G_OBJECT(cnnobj->proto), "update-align", G_CALLBACK(rco_on_update_align), NULL);
    g_signal_connect(G_OBJECT(cnnobj->proto), "lock-dynres", G_CALLBACK(rco_on_lock_dynres), NULL);
    g_signal_connect(G_OBJECT(cnnobj->proto), "unlock-dynres", G_CALLBACK(rco_on_unlock_dynres), NULL);
    g_signal_connect(G_OBJECT(cnnobj->proto), "enter-notify-event", G_CALLBACK(rco_enter_protocol_widget), cnnobj);
    g_signal_connect(G_OBJECT(cnnobj->proto), "leave-notify-event", G_CALLBACK(rco_leave_protocol_widget), cnnobj);
 
    if (!remmina_pref.save_view_mode)
        remmina_file_set_int(cnnobj->remmina_file, "viewmode", remmina_pref.default_mode);
 
 
    /* If it is a GtkSocket plugin and X11 is not available, we inform the
     * user and close the connection */
    ret = remmina_plugin_manager_query_feature_by_type(REMMINA_PLUGIN_TYPE_PROTOCOL,
                               remmina_file_get_string(remminafile, "protocol"),
                               REMMINA_PROTOCOL_FEATURE_TYPE_GTKSOCKET);
    if (ret && !remmina_gtksocket_available()) {
        gchar *title = _("Warning: This plugin requires GtkSocket, but this "
                 "feature is unavailable in a Wayland session.");
 
        gchar *err_msg =
            // TRANSLATORS: This should be a link to the Remmina wiki page:
            // 'GtkSocket feature is not available'.
            _("Plugins relying on GtkSocket can't run in a "
              "Wayland session.\nFor more info and a possible "
              "workaround, please visit the Remmina wiki at:\n\n"
              "https://gitlab.com/Remmina/Remmina/-/wikis/GtkSocket-feature-is-not-available-in-a-Wayland-session");
 
        dialog = gtk_message_dialog_new(
            GTK_WINDOW(cnnobj->cnnwin),
            GTK_DIALOG_MODAL,
            GTK_MESSAGE_WARNING,
            GTK_BUTTONS_OK,
            "%s", title);
 
        gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog), "%s",
                             err_msg);
        gtk_dialog_add_button(GTK_DIALOG(dialog), _("Open in web browser"),
                      GTKSOCKET_NOT_AVAIL_RESPONSE_OPEN_BROWSER);
 
        REMMINA_CRITICAL(g_strdup_printf("%s\n%s", title, err_msg));
 
        g_signal_connect(G_OBJECT(dialog),
                 "response",
                 G_CALLBACK(rcw_gtksocket_not_available_dialog_response),
                 cnnobj);
 
        // Make Text selectable. Usefull because of the link in the text.
        GtkWidget *area = gtk_message_dialog_get_message_area(
            GTK_MESSAGE_DIALOG(dialog));
        GtkContainer *box = (GtkContainer *)area;
 
        GList *children = gtk_container_get_children(box);
        g_list_foreach(children, set_label_selectable, NULL);
        g_list_free(children);
 
        gtk_widget_show(dialog);
 
        return NULL;    /* Should we destroy something before returning? */
    }
 
    if (cnnobj->cnnwin->priv->floating_toolbar_widget)
        gtk_widget_show(cnnobj->cnnwin->priv->floating_toolbar_widget);
 
    if (remmina_protocol_widget_has_error((RemminaProtocolWidget *)cnnobj->proto)) {
        printf("OK, an error occurred in initializing the protocol plugin before connecting. The error is %s.\n"
               "TODO: Put this string as an error to show", remmina_protocol_widget_get_error_message((RemminaProtocolWidget *)cnnobj->proto));
        return cnnobj->proto;
    }
 
 
    /* GTK window setup is done here, and we are almost ready to call remmina_protocol_widget_open_connection().
     * But size has not yet been allocated by GTK
     * to the widgets. If we are in RES_USE_INITIAL_WINDOW_SIZE resolution mode or scale is REMMINA_PROTOCOL_WIDGET_SCALE_MODE_DYNRES,
     * we should wait for a size allocation from GTK for cnnobj->proto
     * before connecting */
 
    cnnobj->deferred_open_size_allocate_handler = g_signal_connect(G_OBJECT(cnnobj->proto), "size-allocate", G_CALLBACK(rpw_size_allocated_on_connection), NULL);
 
    return cnnobj->proto;
}
 
GtkWindow *rcw_get_gtkwindow(RemminaConnectionObject *cnnobj)
{
    return &cnnobj->cnnwin->window;
}
GtkWidget *rcw_get_gtkviewport(RemminaConnectionObject *cnnobj)
{
    return cnnobj->viewport;
}
 
void rcw_set_delete_confirm_mode(RemminaConnectionWindow *cnnwin, RemminaConnectionWindowOnDeleteConfirmMode mode)
{
    TRACE_CALL(__func__);
    cnnwin->priv->on_delete_confirm_mode = mode;
}
 
void rco_destroy_message_panel(RemminaConnectionObject *cnnobj, RemminaMessagePanel *mp)
{
    TRACE_CALL(__func__);
    GList *childs, *cc;
    RemminaMessagePanel *lastPanel;
    gboolean was_visible;
    GtkWidget *page;
 
    page = nb_find_page_by_cnnobj(cnnobj->cnnwin->priv->notebook, cnnobj);
    childs = gtk_container_get_children(GTK_CONTAINER(page));
    cc = g_list_first(childs);
    while (cc != NULL) {
        if ((RemminaMessagePanel *)cc->data == mp)
            break;
        cc = g_list_next(cc);
    }
    g_list_free(childs);
 
    if (cc == NULL) {
        printf("Remmina: Warning. There was a request to destroy a RemminaMessagePanel that is not on the page\n");
        return;
    }
    was_visible = gtk_widget_is_visible(GTK_WIDGET(mp));
    gtk_widget_destroy(GTK_WIDGET(mp));
 
    /* And now, show the last remaining message panel, if needed */
    if (was_visible) {
        childs = gtk_container_get_children(GTK_CONTAINER(page));
        cc = g_list_first(childs);
        lastPanel = NULL;
        while (cc != NULL) {
            if (G_TYPE_CHECK_INSTANCE_TYPE(cc->data, REMMINA_TYPE_MESSAGE_PANEL))
                lastPanel = (RemminaMessagePanel *)cc->data;
            cc = g_list_next(cc);
        }
        g_list_free(childs);
        if (lastPanel)
            gtk_widget_show(GTK_WIDGET(lastPanel));
    }
}
 
void rco_show_message_panel(RemminaConnectionObject *cnnobj, RemminaMessagePanel *mp)
{
    TRACE_CALL(__func__);
    GList *childs, *cc;
    GtkWidget *page;
 
    /* Hides all RemminaMessagePanels childs of cnnobj->page */
    page = nb_find_page_by_cnnobj(cnnobj->cnnwin->priv->notebook, cnnobj);
    childs = gtk_container_get_children(GTK_CONTAINER(page));
    cc = g_list_first(childs);
    while (cc != NULL) {
        if (G_TYPE_CHECK_INSTANCE_TYPE(cc->data, REMMINA_TYPE_MESSAGE_PANEL))
            gtk_widget_hide(GTK_WIDGET(cc->data));
        cc = g_list_next(cc);
    }
    g_list_free(childs);
 
    /* Add the new message panel at the top of cnnobj->page */
    gtk_box_pack_start(GTK_BOX(page), GTK_WIDGET(mp), FALSE, FALSE, 0);
    gtk_box_reorder_child(GTK_BOX(page), GTK_WIDGET(mp), 0);
 
    /* Show the message panel */
    gtk_widget_show_all(GTK_WIDGET(mp));
 
    /* Focus the correct field of the RemminaMessagePanel */
    remmina_message_panel_focus_auth_entry(mp);
}