[gnome-calendar] source-dialog: add some more properties

[Erick Pérez Castellanos <erickpc src gnome org>]

commit 75de5bb5b1fdac624814852553e351a11fb74ada
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Thu Apr 30 23:20:46 2015 -0300

    source-dialog: add some more properties

 data/ui/source-dialog.ui |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/data/ui/source-dialog.ui b/data/ui/source-dialog.ui
index 66db222..a790b79 100644
--- a/data/ui/source-dialog.ui
+++ b/data/ui/source-dialog.ui
@@ -9,6 +9,9 @@
     <property name="default_width">550</property>
     <property name="default_height">500</property>
     <property name="type_hint">dialog</property>
+    <property name="modal">True</property>
+    <property name="destroy_with_parent">True</property>
+    <property name="modal">True</property>
     <signal name="response" handler="response_signal" object="GcalSourceDialog" swapped="no"/>
     <child internal-child="vbox">
       <object class="GtkBox" id="vbox">