Don't allow zero size for clipping region, or wxX11 will crash

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@43634 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/x11/dcclient.cpp b/src/x11/dcclient.cpp
index d5832711b8b2e180aae0a8d00686ee65a6167906..d4fa32eb392413ed515c4622cfdf9187800ef3e7 100644 (file)
--- a/src/x11/dcclient.cpp
+++ b/src/x11/dcclient.cpp
@@ -2161,6 +2161,12 @@ void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoo
 
     if (!m_window) return;
 
 
     if (!m_window) return;
 

+    if (width <= 0)
+        width = 1;
+
+    if (height <= 0)
+        height = 1;
+

     wxRect rect;
     rect.x = XLOG2DEV(x);
     rect.y = YLOG2DEV(y);
     wxRect rect;
     rect.x = XLOG2DEV(x);
     rect.y = YLOG2DEV(y);