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Added fix to wxMDIClientWindow to redisplay contents when

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window is repositioned


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6285 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart 2000-02-25 15:16:39 +00:00
parent 7c5c05ae65
commit ec06b234d2
3 changed files with 40 additions and 2 deletions
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3
include/wx/msw/mdi.h
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@ -197,6 +197,9 @@ public:
// Explicitly call default scroll behaviour
void OnScroll(wxScrollEvent& event);
virtual void DoSetSize(int x, int y,
int width, int height,
int sizeFlags = wxSIZE_AUTO);
protected:
void Init() { m_scrollX = m_scrollY = 0; }

32
src/msw/mdi.cpp
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@ -1155,6 +1155,38 @@ void wxMDIClientWindow::OnScroll(wxScrollEvent& event)
event.Skip();
}
void wxMDIClientWindow::DoSetSize(int x, int y, int width, int height, int sizeFlags)
{
// Try to fix a problem whereby if you show an MDI child frame, then reposition the
// client area, you can end up with a non-refreshed portion in the client window
// (see OGL studio sample). So check if the position is changed and if so,
// redraw the MDI child frames.
wxPoint oldPos = GetPosition();
wxWindow::DoSetSize(x, y, width, height, sizeFlags);
wxPoint newPos = GetPosition();
if ((newPos.x != oldPos.x) || (newPos.y != oldPos.y))
{
if (GetParent())
{
wxNode* node = GetParent()->GetChildren().First();
while (node)
{
wxWindow* child = (wxWindow*) node->Data();
if (child->IsKindOf(CLASSINFO(wxMDIChildFrame)))
{
HWND hWnd = (HWND) child->GetHWND();
::RedrawWindow(hWnd, NULL, NULL, RDW_FRAME|RDW_ALLCHILDREN|RDW_INVALIDATE );
}
node = node->Next();
}
}
}
}
// ---------------------------------------------------------------------------
// non member functions
// ---------------------------------------------------------------------------

7
utils/ogl/samples/studio/mainfrm.cpp
View File

@ -187,8 +187,10 @@ void csFrame::OnIdle(wxIdleEvent& event)
// window doesn't cause the proper refresh. Just refreshing the
// client doesn't work (presumably because it's clipping the
// children).
// TODO: how to put this fix in wxWindows, and not the app.
// How about at least having a wxWindow::RedrawWindow?
// FIXED in wxWindows, by intercepting wxMDIClientWindow::DoSetSize
// and checking if the position has changed, before redrawing the
// child windows.
#if 0
wxMDIChildFrame* childFrame = GetActiveChild();
if (childFrame)
{
@ -196,6 +198,7 @@ void csFrame::OnIdle(wxIdleEvent& event)
::RedrawWindow(hWnd, NULL, NULL, RDW_FRAME|RDW_ALLCHILDREN|RDW_INVALIDATE );
}
#endif
#endif
}
}