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added wxWindow::IsDoubleBuffered() and improve wxBufferedDC (patch 1565330)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41810 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2006-10-09 16:39:34 +00:00
parent af86380553
commit 2e992e06a7
29 changed files with 827 additions and 142 deletions
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13
src/generic/vlbox.cpp
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@@ -64,7 +64,6 @@ void wxVListBox::Init()
m_current =
m_anchor = wxNOT_FOUND;
m_selStore = NULL;
m_doubleBuffer = NULL;
}
bool wxVListBox::Create(wxWindow *parent,
@@ -94,7 +93,6 @@ bool wxVListBox::Create(wxWindow *parent,
wxVListBox::~wxVListBox()
{
delete m_doubleBuffer;
delete m_selStore;
}
@@ -360,18 +358,9 @@ void wxVListBox::OnDrawBackground(wxDC& dc, const wxRect& rect, size_t n) const
void wxVListBox::OnPaint(wxPaintEvent& WXUNUSED(event))
{
// If size is larger, recalculate double buffer bitmap
wxSize clientSize = GetClientSize();
if ( !m_doubleBuffer ||
clientSize.x > m_doubleBuffer->GetWidth() ||
clientSize.y > m_doubleBuffer->GetHeight() )
{
delete m_doubleBuffer;
m_doubleBuffer = new wxBitmap(clientSize.x+25,clientSize.y+25);
}
wxBufferedPaintDC dc(this,*m_doubleBuffer);
wxAutoBufferedPaintDC dc(this);
// the update rectangle
wxRect rectUpdate = GetUpdateClientRect();