[nautilus/places-sidebar: 371/371] Implement a Format menu item for volumes in the sidebar

[Federico Mena Quintero <federico src gnome org>]

commit b510da34fbf5451d4189343d2e7cc9b5ad3908b6
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Sun Apr 21 12:43:03 2013 -0400

    Implement a Format menu item for volumes in the sidebar
    
    This is about doing it from the populate-popup signal from the sidebar, analogous
    to commit a73c8c7736cee89bf5470de47aec876b86878bcd.
    
    Signed-off-by: Federico Mena Quintero <federico gnome org>

 src/nautilus-window.c | 120 ++++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 101 insertions(+), 19 deletions(-)
---
diff --git a/src/nautilus-window.c b/src/nautilus-window.c
index 5a63468..1aa3fed 100644
--- a/src/nautilus-window.c
+++ b/src/nautilus-window.c
@@ -718,39 +718,121 @@ properties_cb (GtkMenuItem *item,
        nautilus_file_list_free (list);
 }
 
+static gboolean
+check_have_gnome_disks (void)
+{
+       gchar *disks_path;
+       gboolean res;
+
+       disks_path = g_find_program_in_path ("gnome-disks");
+       res = (disks_path != NULL);
+       g_free (disks_path);
+
+       return res;
+}
+
+static gboolean
+should_show_format_command (GVolume *volume)
+{
+       gchar *unix_device_id;
+       gboolean show_format;
+
+       unix_device_id = g_volume_get_identifier (volume, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
+       show_format = (unix_device_id != NULL) && check_have_gnome_disks ();
+       g_free (unix_device_id);
+
+       return show_format;
+}
+
+static void
+format_cb (GtkMenuItem *item,
+          gpointer     user_data)
+{
+       NautilusWindow *window = NAUTILUS_WINDOW (user_data);
+       GAppInfo *app_info;
+       gchar *cmdline, *device_identifier, *xid_string;
+       GVolume *volume;
+       gint xid;
+
+       volume = g_object_get_data (G_OBJECT (item), "nautilus-volume");
+
+       g_assert (volume != NULL && G_IS_VOLUME (volume));
+
+       device_identifier = g_volume_get_identifier (volume, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
+       xid = (gint) gdk_x11_window_get_xid (gtk_widget_get_window (GTK_WIDGET (window)));
+       xid_string = g_strdup_printf ("%d", xid);
+
+       cmdline = g_strconcat ("gnome-disks ",
+                              "--block-device ", device_identifier, " ",
+                              "--format-device ",
+                              "--xid ", xid_string,
+                              NULL);
+       app_info = g_app_info_create_from_commandline (cmdline, NULL, 0, NULL);
+       g_app_info_launch (app_info, NULL, NULL, NULL);
+
+       g_free (cmdline);
+       g_free (device_identifier);
+       g_free (xid_string);
+       g_clear_object (&app_info);
+}
+
+/* Destroy notification function used from g_object_set_data_full() */
+static void
+menu_item_destroy_notify_cb (gpointer data)
+{
+       GVolume *volume;
+
+       volume = G_VOLUME (data);
+       g_object_unref (volume);
+}
+
 static void
 places_sidebar_populate_popup_cb (GtkPlacesSidebar *sidebar,
                                  GtkMenu          *menu,
                                  GFile            *selected_item,
+                                 GVolume          *selected_volume,
                                  gpointer          user_data)
 {
        NautilusWindow *window = NAUTILUS_WINDOW (user_data);
        GtkWidget *item;
        GFile *trash;
 
-       trash = g_file_new_for_uri ("trash:///");
-       if (g_file_equal (trash, selected_item)) {
-               eel_gtk_menu_append_separator (menu);
+       if (selected_item) {
+               trash = g_file_new_for_uri ("trash:///");
+               if (g_file_equal (trash, selected_item)) {
+                       eel_gtk_menu_append_separator (menu);
 
-               item = gtk_menu_item_new_with_mnemonic (_("Empty _Trash"));
-               g_signal_connect (item, "activate",
-                                 G_CALLBACK (empty_trash_cb), window);
-               gtk_widget_show (item);
-               gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+                       item = gtk_menu_item_new_with_mnemonic (_("Empty _Trash"));
+                       g_signal_connect (item, "activate",
+                                         G_CALLBACK (empty_trash_cb), window);
+                       gtk_widget_show (item);
+                       gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
 
-               if (nautilus_trash_monitor_is_empty ())
-                       gtk_widget_set_sensitive (item, FALSE);
-       }
-       g_object_unref (trash);
+                       if (nautilus_trash_monitor_is_empty ())
+                               gtk_widget_set_sensitive (item, FALSE);
+               }
+               g_object_unref (trash);
 
-       if (g_file_is_native (selected_item)) {
-               eel_gtk_menu_append_separator (menu);
+               if (g_file_is_native (selected_item)) {
+                       eel_gtk_menu_append_separator (menu);
 
-               item = gtk_menu_item_new_with_mnemonic (_("_Properties"));
-               g_signal_connect (item, "activate",
-                                 G_CALLBACK (properties_cb), window);
-               gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
-               gtk_widget_show (item);
+                       item = gtk_menu_item_new_with_mnemonic (_("_Properties"));
+                       g_signal_connect (item, "activate",
+                                         G_CALLBACK (properties_cb), window);
+                       gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+                       gtk_widget_show (item);
+               }
+       } else if (selected_volume) {
+               if (should_show_format_command (selected_volume)) {
+                       item = gtk_menu_item_new_with_mnemonic (_("_Format…"));
+                       g_object_set_data_full (G_OBJECT (item), "nautilus-volume",
+                                               g_object_ref (selected_volume),
+                                               menu_item_destroy_notify_cb);
+                       g_signal_connect (item, "activate",
+                                         G_CALLBACK (format_cb), window);
+                       gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+                       gtk_widget_show (item);
+               }
        }
 }