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-rw-r--r--app/actions/window-actions.c297
1 files changed, 297 insertions, 0 deletions
diff --git a/app/actions/window-actions.c b/app/actions/window-actions.c
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--- /dev/null
+++ b/app/actions/window-actions.c
@@ -0,0 +1,297 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * 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 3 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "actions-types.h"
+
+#include "widgets/gimpactiongroup.h"
+#include "widgets/gimphelp-ids.h"
+
+#include "actions.h"
+#include "window-actions.h"
+#include "window-commands.h"
+
+#include "gimp-intl.h"
+
+
+/* private functions */
+
+static void window_actions_display_opened (GdkDisplayManager *manager,
+ GdkDisplay *display,
+ GimpActionGroup *group);
+static void window_actions_display_closed (GdkDisplay *display,
+ gboolean is_error,
+ GimpActionGroup *group);
+
+
+/* public functions */
+
+void
+window_actions_setup (GimpActionGroup *group,
+ const gchar *move_to_screen_help_id)
+{
+ GdkDisplayManager *manager = gdk_display_manager_get ();
+ GSList *displays;
+ GSList *list;
+
+ g_object_set_data_full (G_OBJECT (group), "move-to-screen-help-id",
+ g_strdup (move_to_screen_help_id),
+ (GDestroyNotify) g_free);
+
+ g_object_set_data_full (G_OBJECT (group), "display-table",
+ g_hash_table_new_full (g_str_hash,
+ g_str_equal,
+ g_free, NULL),
+ (GDestroyNotify) g_hash_table_unref);
+
+ displays = gdk_display_manager_list_displays (manager);
+
+ /* present displays in the order in which they were opened */
+ displays = g_slist_reverse (displays);
+
+ for (list = displays; list; list = g_slist_next (list))
+ {
+ window_actions_display_opened (manager, list->data, group);
+ }
+
+ g_slist_free (displays);
+
+ g_signal_connect_object (manager, "display-opened",
+ G_CALLBACK (window_actions_display_opened),
+ G_OBJECT (group), 0);
+}
+
+void
+window_actions_update (GimpActionGroup *group,
+ GtkWidget *window)
+{
+ const gchar *group_name;
+ gint show_menu = FALSE;
+ gchar *name;
+
+ group_name = gimp_action_group_get_name (group);
+
+#define SET_ACTIVE(action,active) \
+ gimp_action_group_set_action_active (group, action, (active) != 0)
+#define SET_VISIBLE(action,active) \
+ gimp_action_group_set_action_visible (group, action, (active) != 0)
+
+ if (GTK_IS_WINDOW (window))
+ {
+ GdkScreen *screen;
+ gchar *screen_name;
+
+#ifndef GIMP_UNSTABLE
+ {
+ GdkDisplay *display;
+
+ display = gtk_widget_get_display (window);
+ show_menu = (gdk_display_get_n_screens (display) > 1);
+ }
+#else
+ show_menu = TRUE;
+#endif /* !GIMP_UNSTABLE */
+
+ if (! show_menu)
+ {
+ GdkDisplayManager *manager = gdk_display_manager_get ();
+ GSList *displays;
+
+ displays = gdk_display_manager_list_displays (manager);
+ show_menu = (displays->next != NULL);
+ g_slist_free (displays);
+ }
+
+ screen = gtk_widget_get_screen (window);
+
+ screen_name = gdk_screen_make_display_name (screen);
+ name = g_strdup_printf ("%s-move-to-screen-%s", group_name, screen_name);
+ g_free (screen_name);
+
+ SET_ACTIVE (name, TRUE);
+ g_free (name);
+ }
+
+ name = g_strdup_printf ("%s-move-to-screen-menu", group_name);
+ SET_VISIBLE (name, show_menu);
+ g_free (name);
+
+#undef SET_ACTIVE
+#undef SET_VISIBLE
+}
+
+
+/* private functions */
+
+static void
+window_actions_display_opened (GdkDisplayManager *manager,
+ GdkDisplay *display,
+ GimpActionGroup *group)
+{
+ GimpRadioActionEntry *entries;
+ GHashTable *displays;
+ const gchar *display_name;
+ const gchar *help_id;
+ const gchar *group_name;
+ GSList *radio_group;
+ gint count;
+ gint n_screens;
+ gint i;
+
+ displays = g_object_get_data (G_OBJECT (group), "display-table");
+
+ display_name = gdk_display_get_name (display);
+
+ count = GPOINTER_TO_INT (g_hash_table_lookup (displays,
+ display_name));
+
+ g_hash_table_insert (displays, g_strdup (display_name),
+ GINT_TO_POINTER (count + 1));
+
+ /* don't add the same display twice */
+ if (count > 0)
+ return;
+
+ help_id = g_object_get_data (G_OBJECT (group), "change-to-screen-help-id");
+
+ group_name = gimp_action_group_get_name (group);
+
+ n_screens = gdk_display_get_n_screens (display);
+
+ entries = g_new0 (GimpRadioActionEntry, n_screens);
+
+ for (i = 0; i < n_screens; i++)
+ {
+ GdkScreen *screen = gdk_display_get_screen (display, i);
+ gchar *screen_name;
+
+ screen_name = gdk_screen_make_display_name (screen);
+
+ entries[i].name = g_strdup_printf ("%s-move-to-screen-%s",
+ group_name, screen_name);
+ entries[i].icon_name = GIMP_ICON_WINDOW_MOVE_TO_SCREEN;
+ entries[i].label = g_strdup_printf (_("Screen %s"), screen_name);
+ entries[i].accelerator = NULL;
+ entries[i].tooltip = g_strdup_printf (_("Move this window to "
+ "screen %s"), screen_name);
+ entries[i].value = g_quark_from_string (screen_name);
+ entries[i].help_id = help_id;
+
+ g_free (screen_name);
+ }
+
+ radio_group = g_object_get_data (G_OBJECT (group),
+ "change-to-screen-radio-group");
+ radio_group = gimp_action_group_add_radio_actions (group, NULL,
+ entries, n_screens,
+ radio_group, 0,
+ window_move_to_screen_cmd_callback);
+ g_object_set_data (G_OBJECT (group), "change-to-screen-radio-group",
+ radio_group);
+
+ for (i = 0; i < n_screens; i++)
+ {
+ GdkScreen *screen = gdk_display_get_screen (display, i);
+ GimpAction *action;
+
+ action = gimp_action_group_get_action (group, entries[i].name);
+
+ if (action)
+ g_object_set_data (G_OBJECT (action), "screen", screen);
+
+ g_free ((gchar *) entries[i].name);
+ g_free ((gchar *) entries[i].tooltip);
+ g_free ((gchar *) entries[i].label);
+ }
+
+ g_free (entries);
+
+ g_signal_connect_object (display, "closed",
+ G_CALLBACK (window_actions_display_closed),
+ G_OBJECT (group), 0);
+}
+
+static void
+window_actions_display_closed (GdkDisplay *display,
+ gboolean is_error,
+ GimpActionGroup *group)
+{
+ GHashTable *displays;
+ const gchar *display_name;
+ const gchar *group_name;
+ gint count;
+ gint n_screens;
+ gint i;
+
+ displays = g_object_get_data (G_OBJECT (group), "display-table");
+
+ display_name = gdk_display_get_name (display);
+
+ count = GPOINTER_TO_INT (g_hash_table_lookup (displays,
+ display_name));
+
+ /* don't remove the same display twice */
+ if (count > 1)
+ {
+ g_hash_table_insert (displays, g_strdup (display_name),
+ GINT_TO_POINTER (count - 1));
+ return;
+ }
+
+ g_hash_table_remove (displays, display_name);
+
+ group_name = gimp_action_group_get_name (group);
+
+ n_screens = gdk_display_get_n_screens (display);
+
+ for (i = 0; i < n_screens; i++)
+ {
+ GdkScreen *screen = gdk_display_get_screen (display, i);
+ GimpAction *action;
+ gchar *screen_name;
+ gchar *action_name;
+
+ screen_name = gdk_screen_make_display_name (screen);
+ action_name = g_strdup_printf ("%s-move-to-screen-%s",
+ group_name, screen_name);
+ g_free (screen_name);
+
+ action = gimp_action_group_get_action (group, action_name);
+
+ if (action)
+ {
+ GSList *radio_group;
+
+ radio_group = gtk_radio_action_get_group (GTK_RADIO_ACTION (action));
+ if (radio_group->data == (gpointer) action)
+ radio_group = radio_group->next;
+
+ gimp_action_group_remove_action (group, action);
+
+ g_object_set_data (G_OBJECT (group), "change-to-screen-radio-group",
+ radio_group);
+ }
+
+ g_free (action_name);
+ }
+}
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