[gnome-software] app folder dialog: Make the dialog work again

[Kalev Lember <klember src gnome org>]

commit ad0ba3cbf2c8e059a69865e325d534266e643a11
Author: Kalev Lember <klember redhat com>
Date:   Tue Jun 7 15:21:53 2016 +0200

    app folder dialog: Make the dialog work again
    
    This commit makes the code match with the .ui file changes done in
    commit 5fa5a35, fixing the add folder dialog to actually add things to
    folders when clicking the 'Add' button.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=764437

 src/gs-app-folder-dialog.c |   32 +++++++++++++++++++-------------
 1 files changed, 19 insertions(+), 13 deletions(-)
---
diff --git a/src/gs-app-folder-dialog.c b/src/gs-app-folder-dialog.c
index f6b3d76..563f4b4 100644
--- a/src/gs-app-folder-dialog.c
+++ b/src/gs-app-folder-dialog.c
@@ -60,12 +60,6 @@ gs_app_folder_dialog_destroy (GtkWidget *widget)
 }
 
 static void
-cancel_cb (GsAppFolderDialog *dialog)
-{
-       gtk_window_close (GTK_WINDOW (dialog));
-}
-
-static void
 apply_changes (GsAppFolderDialog *dialog)
 {
        const gchar *folder;
@@ -88,10 +82,23 @@ apply_changes (GsAppFolderDialog *dialog)
 }
 
 static void
-done_cb (GsAppFolderDialog *dialog)
+response_cb (GtkDialog *dialog,
+             GtkResponseType response_type,
+             gpointer user_data)
 {
-       apply_changes (dialog); 
-       gtk_window_close (GTK_WINDOW (dialog));
+       switch (response_type) {
+       case GTK_RESPONSE_APPLY:
+               apply_changes (GS_APP_FOLDER_DIALOG (dialog));
+               gtk_window_close (GTK_WINDOW (dialog));
+               break;
+       case GTK_RESPONSE_CANCEL:
+               gtk_window_close (GTK_WINDOW (dialog));
+               break;
+       case GTK_RESPONSE_DELETE_EVENT:
+               break;
+       default:
+               g_assert_not_reached ();
+       }
 }
 
 static GtkWidget *create_row (GsAppFolderDialog *dialog, const gchar *folder);
@@ -129,10 +136,9 @@ gs_app_folder_dialog_init (GsAppFolderDialog *dialog)
        dialog->folders = gs_folders_get ();
        gtk_widget_init_template (GTK_WIDGET (dialog));
 
-       g_signal_connect_swapped (dialog->cancel_button, "clicked",
-                                 G_CALLBACK (cancel_cb), dialog);
-       g_signal_connect_swapped (dialog->done_button, "clicked",
-                                 G_CALLBACK (done_cb), dialog);
+       g_signal_connect (dialog, "response",
+                         G_CALLBACK (response_cb),
+                         NULL);
        dialog->rows = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
 
        gtk_list_box_set_header_func (GTK_LIST_BOX (dialog->app_folder_list),