X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a40c9444bbdea1954bbf28d5a529035d377baf36..1a19e369fbce12ce4d8097fc08609a436748a6ed:/src/msw/textctrl.cpp

diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp
index 77ad90c6d3..53f74e07fd 100644
--- a/src/msw/textctrl.cpp
+++ b/src/msw/textctrl.cpp
@@ -5,8 +5,8 @@
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:     wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -657,11 +657,13 @@ bool wxTextCtrl::StreamIn(const wxString& value,
         m_suppressNextUpdate = TRUE;
     }
 
-    if ( !::SendMessage(GetHwnd(), EM_STREAMIN,
-                        SF_TEXT |
-                        SF_UNICODE |
-                        (selectionOnly ? SFF_SELECTION : 0),
-                        (LPARAM)&eds) || eds.dwError )
+    ::SendMessage(GetHwnd(), EM_STREAMIN,
+                  SF_TEXT |
+                  SF_UNICODE |
+                  (selectionOnly ? SFF_SELECTION : 0),
+                  (LPARAM)&eds);
+
+    if ( eds.dwError )
     {
         wxLogLastError(_T("EM_STREAMIN"));
     }
@@ -912,6 +914,14 @@ void wxTextCtrl::SetInsertionPoint(long pos)
 
 void wxTextCtrl::SetInsertionPointEnd()
 {
+    // we must not do anything if the caret is already there because calling
+    // SetInsertionPoint() thaws the controls if Freeze() had been called even
+    // if it doesn't actually move the caret anywhere and so the simple fact of
+    // doing it results in horrible flicker when appending big amounts of text
+    // to the control in a few chunks (see DoAddText() test in the text sample)
+    if ( GetInsertionPoint() == GetLastPosition() )
+        return;
+
     long pos;
 
 #if wxUSE_RICHEDIT