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fixed unwanted owner data accesses in virtual list ctrl

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11319 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2001-08-07 18:18:17 +00:00
parent 93488eee91
commit c1c4c5516c
1 changed files with 11 additions and 1 deletions
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12
src/generic/listctrl.cpp
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@@ -2417,6 +2417,12 @@ bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
void wxListMainWindow::RefreshLine( size_t line ) void wxListMainWindow::RefreshLine( size_t line )
{ {
size_t visibleFrom, visibleTo;
GetVisibleLinesRange(&visibleFrom, &visibleTo);
if ( line < visibleFrom || line > visibleTo )
return;
wxRect rect = GetLineRect(line); wxRect rect = GetLineRect(line);
CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
@@ -2656,7 +2662,11 @@ void wxListMainWindow::SendNotify( size_t line,
if ( point != wxDefaultPosition ) if ( point != wxDefaultPosition )
le.m_pointDrag = point; le.m_pointDrag = point;
if ( command != wxEVT_COMMAND_LIST_DELETE_ITEM ) // don't try to get the line info for virtual list controls: the main
// program has it anyhow and if we did it would result in accessing all
// the lines, even those which are not visible now and this is precisely
// what we're trying to avoid
if ( !IsVirtual() && (command != wxEVT_COMMAND_LIST_DELETE_ITEM) )
{ {
GetLine(line)->GetItem( 0, le.m_item ); GetLine(line)->GetItem( 0, le.m_item );
} }