1 files changed, 97 insertions, 7 deletions
diff --git a/src/caja-notebook.c b/src/caja-notebook.c
index 9f39f358..e576bfcb 100644
--- a/src/caja-notebook.c
+++ b/src/caja-notebook.c
@@ -41,13 +41,19 @@
 
 #define AFTER_ALL_TABS -1
 
-static int caja_notebook_insert_page (GtkNotebook *notebook,
- GtkWidget *child,
- GtkWidget *tab_label,
- GtkWidget *menu_label,
- int position);
-static void caja_notebook_remove (GtkContainer *container,
- GtkWidget *tab_widget);
+static void caja_notebook_constructed (GObject *object);
+
+static int caja_notebook_insert_page (GtkNotebook *notebook,
+ GtkWidget *child,
+ GtkWidget *tab_label,
+ GtkWidget *menu_label,
+ int position);
+
+static void caja_notebook_remove (GtkContainer *container,
+ GtkWidget *tab_widget);
+
+static gboolean caja_notebook_scroll_event (GtkWidget *widget,
+ GdkEventScroll *event);
 
 enum
 {
@@ -64,10 +70,15 @@ caja_notebook_class_init (CajaNotebookClass *klass)
 {
 GObjectClass *object_class = G_OBJECT_CLASS (klass);
 GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 GtkNotebookClass *notebook_class = GTK_NOTEBOOK_CLASS (klass);
 
+ object_class->constructed = caja_notebook_constructed;
+
 container_class->remove = caja_notebook_remove;
 
+ widget_class->scroll_event = caja_notebook_scroll_event;
+
 notebook_class->insert_page = caja_notebook_insert_page;
 
 signals[TAB_CLOSE_REQUEST] =
@@ -177,6 +188,18 @@ caja_notebook_init (CajaNotebook *notebook)
 (GCallback)button_press_cb, NULL);
 }
 
+static void
+caja_notebook_constructed (GObject *object)
+{
+ GtkWidget *widget = GTK_WIDGET (object);
+
+ G_OBJECT_CLASS (caja_notebook_parent_class)->constructed (object);
+
+ /* Necessary for scroll events */
+ gtk_widget_add_events (widget, GDK_SCROLL_MASK);
+}
+
+
 void
 caja_notebook_sync_loading (CajaNotebook *notebook,
 CajaWindowSlot *slot)
@@ -492,3 +515,70 @@ caja_notebook_can_set_current_page_relative (CajaNotebook *notebook,
 return caja_notebook_is_valid_relative_position (notebook, offset);
 }
 
+/* Tab scrolling was removed from GtkNotebook in gtk 3, so reimplement it here */
+static gboolean
+caja_notebook_scroll_event (GtkWidget *widget,
+ GdkEventScroll *event)
+{
+ GtkNotebook *notebook = GTK_NOTEBOOK (widget);
+ gboolean (* scroll_event) (GtkWidget *, GdkEventScroll *) =
+ GTK_WIDGET_CLASS (caja_notebook_parent_class)->scroll_event;
+ GtkWidget *child, *event_widget, *action_widget;
+
+ if ((event->state & gtk_accelerator_get_default_mod_mask ()) != 0)
+ goto chain_up;
+
+ child = gtk_notebook_get_nth_page (notebook, gtk_notebook_get_current_page (notebook));
+ if (child == NULL)
+ goto chain_up;
+
+ 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))
+ goto chain_up;
+
+ /* 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)))
+ goto chain_up;
+
+ 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)))
+ goto chain_up;
+
+ switch (event->direction) {
+ case GDK_SCROLL_RIGHT:
+ case GDK_SCROLL_DOWN:
+ gtk_notebook_next_page (notebook);
+ return TRUE;
+ case GDK_SCROLL_LEFT:
+ case GDK_SCROLL_UP:
+ gtk_notebook_prev_page (notebook);
+ return TRUE;
+ 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;
+ }
+ return TRUE;
+ }
+
+chain_up:
+ if (scroll_event)
+ return scroll_event (widget, event);
+
+ return FALSE;
+}