diff options
| -rw-r--r-- | shell/ev-properties-dialog.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/shell/ev-properties-dialog.c b/shell/ev-properties-dialog.c index cbb7b0f7..91d08762 100644 --- a/shell/ev-properties-dialog.c +++ b/shell/ev-properties-dialog.c @@ -52,6 +52,64 @@ ev_properties_dialog_class_init (EvPropertiesDialogClass *properties_class) { } +static gboolean +on_notebook_scroll_event (GtkWidget *widget, + GdkEventScroll *event) +{ + 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 ev_properties_dialog_init (EvPropertiesDialog *properties) { @@ -70,6 +128,12 @@ ev_properties_dialog_init (EvPropertiesDialog *properties) GTK_RESPONSE_CANCEL); properties->notebook = gtk_notebook_new (); + gtk_widget_add_events (properties->notebook, GDK_SCROLL_MASK); + g_signal_connect (properties->notebook, + "scroll-event", + G_CALLBACK (on_notebook_scroll_event), + NULL); + gtk_container_set_border_width (GTK_CONTAINER (properties->notebook), 5); gtk_box_pack_start (content_area, properties->notebook, TRUE, TRUE, 0); gtk_widget_show (properties->notebook); |