implemented wxPopupWindow for wxDFB; added wxNonOwnedWindow as base class for wxTopLevelWindow and wxPopupWindow

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44289 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/dfb/nonownedwnd.h

@@ -0,0 +1,118 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/dfb/nonownedwnd.h
+// Purpose:     declares wxNonTopLevelWindow class
+// Author:      Vaclav Slavik
+// Modified by:
+// Created:     2006-12-24
+// RCS-ID:      $Id$
+// Copyright:   (c) 2006 TT-Solutions
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_DFB_NONOWNEDWND_H_
+#define _WX_DFB_NONOWNEDWND_H_
+
+#include "wx/window.h"
+#include "wx/dfb/dfbptr.h"
+
+wxDFB_DECLARE_INTERFACE(IDirectFBWindow);
+class wxDfbQueuedPaintRequests;
+struct wxDFBWindowEvent;
+
+//-----------------------------------------------------------------------------
+// wxNonOwnedWindow
+//-----------------------------------------------------------------------------
+
+// This class represents "non-owned" window. A window is owned by another
+// window if it has a parent and is positioned within the parent. For example,
+// wxFrame is non-owned, because even though it can have a parent, it's
+// location is independent of it.  This class is for internal use only, it's
+// the base class for wxTopLevelWindow and wxPopupWindow.
+class WXDLLIMPEXP_CORE wxNonOwnedWindow : public wxWindow
+{
+public:
+    // construction
+    wxNonOwnedWindow() { Init(); }
+    wxNonOwnedWindow(wxWindow *parent,
+                     wxWindowID id,
+                     const wxPoint& pos = wxDefaultPosition,
+                     const wxSize& size = wxDefaultSize,
+                     long style = 0,
+                     const wxString& name = wxPanelNameStr)
+    {
+        Init();
+
+        Create(parent, id, pos, size, style, name);
+    }
+
+    bool Create(wxWindow *parent,
+                wxWindowID id,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = 0,
+                const wxString& name = wxPanelNameStr);
+
+    virtual ~wxNonOwnedWindow();
+
+    // implement base class pure virtuals
+    virtual bool Show(bool show = true);
+
+    virtual void Update();
+
+    // implementation from now on
+    // --------------------------
+
+    void OnInternalIdle();
+
+    wxIDirectFBWindowPtr GetDirectFBWindow() const { return m_dfbwin; }
+
+    // Returns true if some invalidated area of the TLW is currently being
+    // painted
+    bool IsPainting() const { return m_isPainting; }
+
+protected:
+    // common part of all ctors
+    void Init();
+
+    virtual wxIDirectFBSurfacePtr ObtainDfbSurface() const;
+
+    // overriden wxWindow methods
+    virtual void DoGetPosition(int *x, int *y) const;
+    virtual void DoGetSize(int *width, int *height) const;
+    virtual void DoMoveWindow(int x, int y, int width, int height);
+
+    virtual void DoRefreshRect(const wxRect& rect);
+
+    // sets DirectFB keyboard focus to this toplevel window (note that DFB
+    // focus is different from wx: only shown TLWs can have it and not any
+    // wxWindows as in wx
+    void SetDfbFocus();
+
+private:
+    // do queued painting in idle time
+    void HandleQueuedPaintRequests();
+
+    // DirectFB events handling
+    static void HandleDFBWindowEvent(const wxDFBWindowEvent& event_);
+
+protected:
+    // did we sent wxSizeEvent at least once?
+    bool          m_sizeSet:1;
+
+    // window's opacity (0: transparent, 255: opaque)
+    wxByte        m_opacity;
+
+    // interface to the underlying DirectFB window
+    wxIDirectFBWindowPtr m_dfbwin;
+
+private:
+    // invalidated areas of the TLW that need repainting
+    wxDfbQueuedPaintRequests *m_toPaint;
+    // are we currently painting some area of this TLW?
+    bool m_isPainting;
+
+    friend class wxEventLoop; // for HandleDFBWindowEvent
+    friend class wxWindowDFB; // for SetDfbFocus
+};
+
+#endif // _WX_DFB_NONOWNEDWND_H_