e1a23b2d89
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@24577 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
93 lines
2.8 KiB
C++
93 lines
2.8 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: msw/popupwin.cpp
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// Purpose: implements wxPopupWindow for MSW
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 08.05.02
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// RCS-ID: $Id$
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// Copyright: (c) 2002 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
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// License: wxWindows license
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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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#ifdef __GNUG__
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#pragma implementation "popup.h"
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#endif
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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/wx.h"
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#endif //WX_PRECOMP
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#if wxUSE_POPUPWIN
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#include "wx/popupwin.h"
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#include "wx/msw/private.h" // for GetDesktopWindow()
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IMPLEMENT_DYNAMIC_CLASS(wxPopupWindow, wxWindow)
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// ============================================================================
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// implementation
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// ============================================================================
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bool wxPopupWindow::Create(wxWindow *parent, int flags)
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{
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return wxPopupWindowBase::Create(parent) &&
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wxWindow::Create(parent, -1,
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wxDefaultPosition, wxDefaultSize,
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flags | wxPOPUP_WINDOW);
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}
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void wxPopupWindow::DoGetPosition(int *x, int *y) const
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{
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// the position of a "top level" window such as this should be in
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// screen coordinates, not in the client ones which MSW gives us
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// (because we are a child window)
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wxPopupWindowBase::DoGetPosition(x, y);
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GetParent()->ClientToScreen(x, y);
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}
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WXDWORD wxPopupWindow::MSWGetStyle(long flags, WXDWORD *exstyle) const
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{
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// we only honour the border flags, the others don't make sense for us
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WXDWORD style = wxWindow::MSWGetStyle(flags & wxBORDER_MASK, exstyle);
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if ( exstyle )
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{
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// a popup window floats on top of everything
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*exstyle |= WS_EX_TOPMOST | WS_EX_TOOLWINDOW;
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}
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return style;
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}
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WXHWND wxPopupWindow::MSWGetParent() const
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{
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// we must be a child of the desktop to be able to extend beyond the parent
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// window client area (like the comboboxes drop downs do)
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//
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// NB: alternative implementation would be to use WS_POPUP instead of
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// WS_CHILD but then showing a popup would deactivate the parent which
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// is ugly and working around this, although possible, is even more
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// ugly
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return (WXHWND)::GetDesktopWindow();
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}
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#endif // #if wxUSE_POPUPWIN
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