AuroraMiddleware/wxWidgets
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Don't pass zero width or height to SetVirtualSize or layout is

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messed up.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@18405 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart 2002-12-23 23:42:13 +00:00
parent 4b4381cb84
commit d0604192a5
1 changed files with 10 additions and 2 deletions
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12
src/generic/scrlwing.cpp
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@ -340,15 +340,23 @@ void wxScrollHelper::SetScrollbars(int pixelsPerUnitX,
m_xScrollPosition = xPos;
m_yScrollPosition = yPos;
wxSize sz = m_targetWindow->GetSize();
int x = noUnitsX * pixelsPerUnitX;
int y = noUnitsY * pixelsPerUnitY;
if (x == 0)
x = sz.x;
if (y == 0)
y = sz.y;
// For better backward compatibility we set persisting limits
// here not just the size. It makes SetScrollbars 'sticky'
// emulating the old non-autoscroll behaviour.
m_targetWindow->SetVirtualSizeHints( noUnitsX * pixelsPerUnitX, noUnitsY * pixelsPerUnitY );
m_targetWindow->SetVirtualSizeHints( x, y );
// The above should arguably be deprecated, this however we still need.
m_targetWindow->SetVirtualSize( noUnitsX * pixelsPerUnitX, noUnitsY * pixelsPerUnitY );
m_targetWindow->SetVirtualSize( x, y );
if (do_refresh && !noRefresh)
m_targetWindow->Refresh(TRUE, GetRect());