wxWidgets/include/wx/msw/popupwin.h
Vadim Zeitlin c80e529021 Fix crash when destroying wxPopupWindow without hiding it first
The global wxCurrentPopupWindow used by wxMSW wasn't reset in this case
and resulted in a crash during the next mouse or focus event.

Do it in wxPopupWindow dtor now, and not just when the popup is hidden.
2020-08-14 13:15:49 +02:00

56 lines
1.7 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/popupwin.h
// Purpose: wxPopupWindow class for wxMSW
// Author: Vadim Zeitlin
// Modified by:
// Created: 06.01.01
// Copyright: (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_MSW_POPUPWIN_H_
#define _WX_MSW_POPUPWIN_H_
// ----------------------------------------------------------------------------
// wxPopupWindow
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxPopupWindow : public wxPopupWindowBase
{
public:
wxPopupWindow() { m_owner = NULL; }
wxPopupWindow(wxWindow *parent, int flags = wxBORDER_NONE)
{ (void)Create(parent, flags); }
bool Create(wxWindow *parent, int flags = wxBORDER_NONE);
virtual ~wxPopupWindow();
virtual void SetFocus() wxOVERRIDE;
virtual bool Show(bool show = true) wxOVERRIDE;
// return the style to be used for the popup windows
virtual WXDWORD MSWGetStyle(long flags, WXDWORD *exstyle) const wxOVERRIDE;
// get the HWND to be used as parent of this window with CreateWindow()
virtual WXHWND MSWGetParent() const wxOVERRIDE;
// Implementation only from now on.
// Return the top level window parent of this popup or null.
wxWindow* MSWGetOwner() const { return m_owner; }
// This is a way to notify non-wxPU_CONTAINS_CONTROLS windows about the
// events that should result in their dismissal.
virtual void MSWDismissUnfocusedPopup() { }
private:
wxWindow* m_owner;
wxDECLARE_DYNAMIC_CLASS_NO_COPY(wxPopupWindow);
};
#endif // _WX_MSW_POPUPWIN_H_