[gtk+/wip/csoriano/bookmarks: 3/5] gtkfilechooserwidget: show drop targets on gtkplacessidebar

[Carlos Soriano Sánchez <csoriano src gnome org>]

commit c6ebceb21bb361dbf6806dd10467a3392a4096e8
Author: Carlos Soriano <csoriano gnome org>
Date:   Sat Apr 11 17:36:41 2015 +0200

    gtkfilechooserwidget: show drop targets on gtkplacessidebar
    
    Now with the API addition on gtkplacessidebar, we can show some
    hints for the drop targets.

 gtk/gtkfilechooserwidget.c     |   14 ++++++++++++++
 gtk/ui/gtkfilechooserwidget.ui |    1 +
 2 files changed, 15 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkfilechooserwidget.c b/gtk/gtkfilechooserwidget.c
index 9daf923..df94160 100644
--- a/gtk/gtkfilechooserwidget.c
+++ b/gtk/gtkfilechooserwidget.c
@@ -1644,6 +1644,7 @@ file_list_drag_drop_cb (GtkWidget             *widget,
                        guint                  time_,
                        GtkFileChooserWidget *impl)
 {
+  gtk_places_sidebar_emulate_dragging_stop (GTK_PLACES_SIDEBAR (impl->priv->places_sidebar));
   g_signal_stop_emission_by_name (widget, "drag-drop");
   return TRUE;
 }
@@ -1658,10 +1659,22 @@ file_list_drag_motion_cb (GtkWidget             *widget,
                           guint                  time_,
                           GtkFileChooserWidget *impl)
 {
+  gtk_places_sidebar_emulate_dragging_start (GTK_PLACES_SIDEBAR (impl->priv->places_sidebar));
   g_signal_stop_emission_by_name (widget, "drag-motion");
   return TRUE;
 }
 
+static void
+file_list_drag_end_cb (GtkWidget      *widget,
+                       GdkDragContext *context,
+                       gpointer        user_data)
+{
+  GtkFileChooserWidget *impl;
+
+  impl = GTK_FILE_CHOOSER_WIDGET (user_data);
+  gtk_places_sidebar_emulate_dragging_stop (GTK_PLACES_SIDEBAR (impl->priv->places_sidebar));
+}
+
 /* Sensitizes the "Copy file’s location" and other context menu items if there is actually
  * a selection active.
  */
@@ -7511,6 +7524,7 @@ gtk_file_chooser_widget_class_init (GtkFileChooserWidgetClass *class)
   gtk_widget_class_bind_template_callback (widget_class, list_button_press_event_cb);
   gtk_widget_class_bind_template_callback (widget_class, list_row_activated);
   gtk_widget_class_bind_template_callback (widget_class, file_list_drag_motion_cb);
+  gtk_widget_class_bind_template_callback (widget_class, file_list_drag_end_cb);
   gtk_widget_class_bind_template_callback (widget_class, list_selection_changed);
   gtk_widget_class_bind_template_callback (widget_class, list_cursor_changed);
   gtk_widget_class_bind_template_callback (widget_class, filter_combo_changed);
diff --git a/gtk/ui/gtkfilechooserwidget.ui b/gtk/ui/gtkfilechooserwidget.ui
index 9f0c455..69c33be 100644
--- a/gtk/ui/gtkfilechooserwidget.ui
+++ b/gtk/ui/gtkfilechooserwidget.ui
@@ -194,6 +194,7 @@
                             <signal name="drag-data-received" handler="file_list_drag_data_received_cb" 
swapped="no"/>
                             <signal name="drag-drop" handler="file_list_drag_drop_cb" swapped="no"/>
                             <signal name="drag-motion" handler="file_list_drag_motion_cb" swapped="no"/>
+                            <signal name="drag-end" handler="file_list_drag_end_cb" swapped="no"/>
                             <signal name="key-press-event" handler="browse_files_key_press_event_cb" 
swapped="no"/>
                             <signal name="popup-menu" handler="list_popup_menu_cb" swapped="no"/>
                             <signal name="query-tooltip" handler="file_list_query_tooltip_cb" swapped="no"/>