[ekiga/ds-gtk-application] Forms: Added explicit cancel action to action dialogs.

[Damien Sandras <dsandras src gnome org>]

commit 293411ea2befd1a9aaa251dd5363a609ee4725fe
Author: Damien Sandras <dsandras seconix com>
Date:   Sun Sep 28 18:30:27 2014 +0200

    Forms: Added explicit cancel action to action dialogs.
    
    Thanks to Michael Catanzaro for pointing this.

 lib/engine/gui/gtk-core/form-dialog-gtk.cpp |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/lib/engine/gui/gtk-core/form-dialog-gtk.cpp b/lib/engine/gui/gtk-core/form-dialog-gtk.cpp
index 5366e4e..8ce6b0f 100644
--- a/lib/engine/gui/gtk-core/form-dialog-gtk.cpp
+++ b/lib/engine/gui/gtk-core/form-dialog-gtk.cpp
@@ -716,6 +716,9 @@ FormDialog::FormDialog (Ekiga::FormRequestPtr _request,
   gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
   if (GTK_IS_WINDOW (parent))
     gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (parent));
+  gtk_dialog_add_button (GTK_DIALOG (window),
+                         _("Cancel"),
+                         GTK_RESPONSE_CANCEL);
 
   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 18);
   gtk_container_set_border_width (GTK_CONTAINER (vbox), 18);