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-rw-r--r--applets/clock/clock.c71
1 files changed, 70 insertions, 1 deletions
diff --git a/applets/clock/clock.c b/applets/clock/clock.c
index b752099a..7a4ba290 100644
--- a/applets/clock/clock.c
+++ b/applets/clock/clock.c
@@ -3245,13 +3245,82 @@ ensure_prefs_window_is_created (ClockData *cd)
fill_prefs_window (cd);
}
+static gboolean
+dialog_page_scroll_event_cb (GtkWidget *widget, GdkEventScroll *event, GtkWindow *window)
+{
+ GtkNotebook *notebook = GTK_NOTEBOOK (widget);
+ GtkWidget *child, *event_widget, *action_widget;
+
+ child = gtk_notebook_get_nth_page (notebook, gtk_notebook_get_current_page (notebook));
+ if (child == NULL) {
+ return FALSE;
+ }
+
+ event_widget = gtk_get_event_widget ((GdkEvent *) event);
+
+ /* Ignore scroll events from the content of the page */
+ if (event_widget == NULL || event_widget == child || gtk_widget_is_ancestor (event_widget, child)) {
+ return FALSE;
+ }
+
+ /* And also from the action widgets */
+ action_widget = gtk_notebook_get_action_widget (notebook, GTK_PACK_START);
+ if (event_widget == action_widget || (action_widget != NULL && gtk_widget_is_ancestor (event_widget, action_widget))) {
+ return FALSE;
+ }
+ action_widget = gtk_notebook_get_action_widget (notebook, GTK_PACK_END);
+ if (event_widget == action_widget || (action_widget != NULL && gtk_widget_is_ancestor (event_widget, action_widget))) {
+ return FALSE;
+ }
+
+ switch (event->direction) {
+ case GDK_SCROLL_RIGHT:
+ case GDK_SCROLL_DOWN:
+ gtk_notebook_next_page (notebook);
+ break;
+ case GDK_SCROLL_LEFT:
+ case GDK_SCROLL_UP:
+ gtk_notebook_prev_page (notebook);
+ break;
+ case GDK_SCROLL_SMOOTH:
+ switch (gtk_notebook_get_tab_pos (notebook)) {
+ case GTK_POS_LEFT:
+ case GTK_POS_RIGHT:
+ if (event->delta_y > 0) {
+ gtk_notebook_next_page (notebook);
+ }
+ else if (event->delta_y < 0) {
+ gtk_notebook_prev_page (notebook);
+ }
+ break;
+ case GTK_POS_TOP:
+ case GTK_POS_BOTTOM:
+ if (event->delta_x > 0) {
+ gtk_notebook_next_page (notebook);
+ }
+ else if (event->delta_x < 0) {
+ gtk_notebook_prev_page (notebook);
+ }
+ break;
+ }
+ break;
+ }
+
+ return TRUE;
+}
+
static void
display_properties_dialog (ClockData *cd, gboolean start_in_locations_page)
{
ensure_prefs_window_is_created (cd);
+ GtkWidget *notebook = _clock_get_widget (cd, "notebook");
+ gtk_widget_add_events (notebook, GDK_SCROLL_MASK);
+ g_signal_connect (GTK_NOTEBOOK (notebook), "scroll-event",
+ G_CALLBACK (dialog_page_scroll_event_cb), GTK_WINDOW (cd->prefs_window));
+
+
if (start_in_locations_page) {
- GtkWidget *notebook = _clock_get_widget (cd, "notebook");
gtk_notebook_set_current_page (GTK_NOTEBOOK (notebook), 1);
}