Return false from PositionToXY if passed in position is larger than the buffer. This...

functionality of the boolean return value, while not returning false for valid input from end of buffer.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40090 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp
index 1443e5777904aa768abd5e7c4a15dc004f7bf2a0..b9671b28503b39c6ff6b36340a35d66476145b8e 100644 (file)
--- a/src/gtk/textctrl.cpp
+++ b/src/gtk/textctrl.cpp
@@ -943,6 +943,10 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
     if ( m_windowStyle & wxTE_MULTILINE )
     {
         GtkTextIter iter;
+
+        if (pos > GetLastPosition())
+            return false;
+
         gtk_text_buffer_get_iter_at_offset(m_buffer, &iter, pos);
 
         if ( y )