fixed huge memory leak in wxFileDialog (closes patch 544060)

[wxWidgets.git] / src / univ / notebook.cpp

diff --git a/src/univ/notebook.cpp b/src/univ/notebook.cpp
index e1e2ff47ef1d9de53ecbe5b7eb02621870ef68db..c90d042c3972158c88c8ae86860fdef175c5c3e5 100644 (file)
--- a/src/univ/notebook.cpp
+++ b/src/univ/notebook.cpp
@@ -212,15 +212,21 @@ int wxNotebook::SetSelection(int nPage)
         return m_sel;
     }
 
-    if ( m_sel != INVALID_PAGE )
+    // we need to change m_sel first, before calling RefreshTab() below as
+    // otherwise the previously selected tab wouldn't be redrawn properly under
+    // wxGTK which calls Refresh() immediately and not during the next event
+    // loop iteration as wxMSW does and as it should
+    size_t selOld = m_sel;
+
+    m_sel = nPage;
+
+    if ( selOld != INVALID_PAGE )
     {
-        RefreshTab(m_sel);
+        RefreshTab(selOld, TRUE /* this tab was selected */);
 
-        m_pages[m_sel]->Hide();
+        m_pages[selOld]->Hide();
     }
 
-    m_sel = nPage;
-
     if ( m_sel != INVALID_PAGE ) // this is impossible - but test nevertheless
     {
         if ( HasSpinBtn() )
@@ -421,12 +427,12 @@ void wxNotebook::RefreshCurrent()
     }
 }
 
-void wxNotebook::RefreshTab(int page)
+void wxNotebook::RefreshTab(int page, bool forceSelected)
 {
     wxCHECK_RET( IS_VALID_PAGE(page), _T("invalid notebook page") );
 
     wxRect rect = GetTabRect(page);
-    if ( (size_t)page == m_sel )
+    if ( forceSelected || ((size_t)page == m_sel) )
     {
         const wxSize indent = GetRenderer()->GetTabIndent();
         rect.Inflate(indent.x, indent.y);
@@ -460,6 +466,7 @@ void wxNotebook::DoDrawTab(wxDC& dc, const wxRect& rect, size_t n)
         dc.SelectObject(bmp);
         dc.SetBackground(wxBrush(GetBackgroundColour(), wxSOLID));
         m_imageList->Draw(image, dc, 0, 0, wxIMAGELIST_DRAW_NORMAL, TRUE);
+        dc.SelectObject(wxNullBitmap);
 #else
         bmp = *m_imageList->GetBitmap(image);
 #endif
@@ -1247,9 +1254,14 @@ void wxNotebook::DoSetSize(int x, int y,
                            int width, int height,
                            int sizeFlags)
 {
-    wxControl::DoSetSize(x, y, width, height, sizeFlags);
+    wxSize old_client_size = GetClientSize();
 
-    Relayout();
+    wxControl::DoSetSize(x, y, width, height, sizeFlags);
+    
+    wxSize new_client_size = GetClientSize();
+    
+    if (old_client_size != new_client_size)
+        Relayout();
 }
 
 // ----------------------------------------------------------------------------