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fixed bug in ScrollWindow refresh logic

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/wxUNIVERSAL@8423 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2000-09-26 16:47:56 +00:00
parent dd27aca4ee
commit db086a01fa
1 changed files with 6 additions and 4 deletions
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10
src/univ/winuniv.cpp
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@@ -658,8 +658,10 @@ void wxWindow::ScrollWindow(int dx, int dy, const wxRect *rect)
// and now repaint the uncovered area // and now repaint the uncovered area
// FIXME: we repaint the intersection of these rectangles twice - is // FIXME: We repaint the intersection of these rectangles twice - is
// it bad? // it bad? I don't think so as it is rare to scroll the window
// diagonally anyhow and so adding extra logic to compute
// rectangle intersection is probably not worth the effort
wxRect rect; wxRect rect;
rect.x = ptOrigin.x + ptSource.x; rect.x = ptOrigin.x + ptSource.x;
@@ -670,7 +672,7 @@ void wxWindow::ScrollWindow(int dx, int dy, const wxRect *rect)
if ( dx < 0 ) if ( dx < 0 )
{ {
// refresh the area along the right border // refresh the area along the right border
rect.x += size.x; rect.x += size.x + dx;
rect.width = -dx; rect.width = -dx;
} }
else else
@@ -693,7 +695,7 @@ void wxWindow::ScrollWindow(int dx, int dy, const wxRect *rect)
if ( dy < 0 ) if ( dy < 0 )
{ {
// refresh the area along the bottom border // refresh the area along the bottom border
rect.y += size.y; rect.y += size.y + dy;
rect.height = -dy; rect.height = -dy;
} }
else else