3648be1f8f
Include the required headers when not using PCH to fix compilation. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69365 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
85 lines
2.9 KiB
C++
85 lines
2.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: src/msw/nonownedwnd.cpp
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// Purpose: wxNonOwnedWindow implementation for MSW.
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// Author: Vadim Zeitlin
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// Created: 2011-10-09 (extracted from src/msw/toplevel.cpp)
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// RCS-ID: $Id: $
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// Copyright: (c) 2011 Vadim Zeitlin <vadim@wxwidgets.org>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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// for compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/frame.h" // Only for wxFRAME_SHAPED.
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#include "wx/region.h"
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#include "wx/msw/private.h"
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#endif // WX_PRECOMP
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#include "wx/nonownedwnd.h"
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// ============================================================================
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// wxNonOwnedWindow implementation
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// ============================================================================
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#ifndef __WXWINCE__
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bool wxNonOwnedWindow::SetShape(const wxRegion& region)
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{
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wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
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wxT("Shaped windows must be created with the wxFRAME_SHAPED style."));
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// The empty region signifies that the shape should be removed from the
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// window.
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if ( region.IsEmpty() )
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{
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if (::SetWindowRgn(GetHwnd(), NULL, TRUE) == 0)
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{
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wxLogLastError(wxT("SetWindowRgn"));
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return false;
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}
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return true;
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}
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// Windows takes ownership of the region, so
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// we'll have to make a copy of the region to give to it.
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DWORD noBytes = ::GetRegionData(GetHrgnOf(region), 0, NULL);
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RGNDATA *rgnData = (RGNDATA*) new char[noBytes];
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::GetRegionData(GetHrgnOf(region), noBytes, rgnData);
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HRGN hrgn = ::ExtCreateRegion(NULL, noBytes, rgnData);
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delete[] (char*) rgnData;
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// SetWindowRgn expects the region to be in coordinates
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// relative to the window, not the client area. Figure
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// out the offset, if any.
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RECT rect;
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DWORD dwStyle = ::GetWindowLong(GetHwnd(), GWL_STYLE);
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DWORD dwExStyle = ::GetWindowLong(GetHwnd(), GWL_EXSTYLE);
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::GetClientRect(GetHwnd(), &rect);
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::AdjustWindowRectEx(&rect, dwStyle, ::GetMenu(GetHwnd()) != NULL, dwExStyle);
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::OffsetRgn(hrgn, -rect.left, -rect.top);
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// Now call the shape API with the new region.
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if (::SetWindowRgn(GetHwnd(), hrgn, TRUE) == 0)
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{
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wxLogLastError(wxT("SetWindowRgn"));
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return false;
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}
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return true;
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}
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#endif // !__WXWINCE__
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