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fix for artefacts when dragging a column divider in wxListCtrl with wxLC_VRULES style (patch 1411857 closing bug 673394)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37395 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2006-02-08 22:03:53 +00:00
parent 9f01395e41
commit 9eaba69276
1 changed files with 13 additions and 3 deletions
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16
src/msw/listctrl.cpp
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@@ -2475,13 +2475,23 @@ void wxListCtrl::OnPaint(wxPaintEvent& event)
if (GetItemRect(i, itemRect)) if (GetItemRect(i, itemRect))
{ {
int col; // this is a fix for bug 673394: erase the pixels which we would
// otherwise leave on the screen
static const int gap = 2;
dc.SetPen(*wxTRANSPARENT_PEN);
dc.SetBrush(wxBrush(GetBackgroundColour()));
dc.DrawRectangle(0, firstItemRect.GetY() - gap,
clientSize.GetWidth(), gap);
dc.SetPen(pen);
dc.SetBrush(*wxTRANSPARENT_BRUSH);
int x = itemRect.GetX(); int x = itemRect.GetX();
for (col = 0; col < GetColumnCount(); col++) for (int col = 0; col < GetColumnCount(); col++)
{ {
int colWidth = GetColumnWidth(col); int colWidth = GetColumnWidth(col);
x += colWidth ; x += colWidth ;
dc.DrawLine(x-1, firstItemRect.GetY() - 2, x-1, itemRect.GetBottom()); dc.DrawLine(x-1, firstItemRect.GetY() - gap,
x-1, itemRect.GetBottom());
} }
} }
} }