make sure client area is refreshed after last child frame is closed

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@51758 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/gtk/mdi.cpp b/src/gtk/mdi.cpp
index ef4c027e25f4bcfef8d6b2e8bd5dcc2f980c442f..da981865bf31a1b38b23885cb3ed678dc9b8e004 100644 (file)
--- a/src/gtk/mdi.cpp
+++ b/src/gtk/mdi.cpp
@@ -293,6 +293,10 @@ wxMDIChildFrame::~wxMDIChildFrame()
 {
     if (m_menuBar)
         delete m_menuBar;
+
+    // wxMDIClientWindow does not get redrawn properly after last child is removed
+    if (m_parent && m_parent->GetChildren().size() <= 1)
+        gtk_widget_queue_draw(m_parent->m_widget);
 }
 
 bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,