[gnome-applets/wip/segeiger/window-picker-in-process] windowpicker/task-item.c: Properly disconnect signal handlers in dispose function

[Sebastian Geiger <segeiger src gnome org>]

commit fe27d1e391258ebacab70e321f31ebe2f9c72b98
Author: Sebastian Geiger <sbastig gmx net>
Date:   Sun Jun 7 20:33:33 2015 +0200

    windowpicker/task-item.c: Properly disconnect signal handlers in dispose function

 windowpicker/src/task-item.c |   30 ++++++++++++++++++++++++++++++
 1 files changed, 30 insertions(+), 0 deletions(-)
---
diff --git a/windowpicker/src/task-item.c b/windowpicker/src/task-item.c
index 4fddc4d..feb9eee 100644
--- a/windowpicker/src/task-item.c
+++ b/windowpicker/src/task-item.c
@@ -755,6 +755,35 @@ static void task_item_setup_atk (TaskItem *item) {
     atk_object_set_role (atk, ATK_ROLE_PUSH_BUTTON);
 }
 
+static void task_item_dispose (GObject *object) {
+    TaskItem *task_item = TASK_ITEM (object);
+
+    g_signal_handlers_disconnect_by_func(task_item, on_drag_motion, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_drag_leave, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_drag_received_data, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_drag_end, NULL);
+    g_signal_handlers_disconnect_by_func(task_item, on_drag_failed, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_drag_begin, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_drag_get_data, task_item);
+
+    g_signal_handlers_disconnect_by_func(task_item, on_screen_active_viewport_changed, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_screen_active_window_changed, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_screen_active_workspace_changed, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_screen_window_closed, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_window_workspace_changed, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_window_state_changed, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_window_icon_changed, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, task_item_draw, task_item->priv->windowPickerApplet);
+    g_signal_handlers_disconnect_by_func(task_item, on_task_item_button_released, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_button_pressed, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_size_allocate, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_query_tooltip, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_enter_notify, task_item);
+    g_signal_handlers_disconnect_by_func(task_item, on_leave_notify, task_item);
+
+    G_OBJECT_CLASS (task_item_parent_class)->dispose (object);
+}
+
 static void task_item_finalize (GObject *object) {
     TaskItemPrivate *priv = TASK_ITEM (object)->priv;
     /* remove timer */
@@ -771,6 +800,7 @@ static void task_item_finalize (GObject *object) {
 static void task_item_class_init (TaskItemClass *klass) {
     GObjectClass *obj_class      = G_OBJECT_CLASS (klass);
     GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+    obj_class->dispose = task_item_dispose;
     obj_class->finalize = task_item_finalize;
     widget_class->get_preferred_width = task_item_get_preferred_width;
     widget_class->get_preferred_height = task_item_get_preferred_height;