handle failure of gtk_drag_begin() (which can happen e.g. because gdk_pointer_grab...

[wxWidgets.git] / include / wx / gtk / dcmemory.h

diff --git a/include/wx/gtk/dcmemory.h b/include/wx/gtk/dcmemory.h
index 213b7e4eed79ece85084ecfba87514e2919aa75d..d165b6176837f79d6e17d2eb90adba2221269a31 100644 (file)
--- a/include/wx/gtk/dcmemory.h
+++ b/include/wx/gtk/dcmemory.h
@@ -7,43 +7,66 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

+#ifndef _WX_GTK_DCMEMORY_H_
+#define _WX_GTK_DCMEMORY_H_

 
 

-#ifndef __GTKDCMEMORYH__
-#define __GTKDCMEMORYH__
-
-#ifdef __GNUG__
-#pragma interface
-#endif
-
-#include "wx/defs.h"

 #include "wx/dcclient.h"
 
 #include "wx/dcclient.h"
 

-//-----------------------------------------------------------------------------
-// classes
-//-----------------------------------------------------------------------------
-
-class wxMemoryDC;
-

 //-----------------------------------------------------------------------------
 // wxMemoryDC
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 // wxMemoryDC
 //-----------------------------------------------------------------------------
 

-class wxMemoryDC : public wxWindowDC
+
+#if wxUSE_NEW_DC
+class WXDLLIMPEXP_CORE wxGTKMemoryImplDC : public wxGTKWindowImplDC, public wxMemoryImplDCBase
+#else
+#define wxGTKMemoryImplDC wxMemoryDC
+class WXDLLIMPEXP_CORE wxMemoryDC : public wxWindowDC, public wxMemoryDCBase
+#endif

 {
 public:
 {
 public:

+
+#if wxUSE_NEW_DC
+    wxGTKMemoryImplDC( wxMemoryDC *owner );
+    wxGTKMemoryImplDC( wxMemoryDC *owner, wxBitmap& bitmap );
+    wxGTKMemoryImplDC( wxMemoryDC *owner, wxDC *dc );
+#else

     wxMemoryDC();
     wxMemoryDC();

-    wxMemoryDC( wxDC *dc ); // Create compatible DC
-    ~wxMemoryDC();
-    virtual void SelectObject( const wxBitmap& bitmap );
-    void DoGetSize( int *width, int *height ) const;
+    wxMemoryDC(wxBitmap& bitmap);
+    wxMemoryDC( wxDC *dc );
+#endif
+    
+    virtual ~wxGTKMemoryImplDC();
+
+    // these get reimplemented for mono-bitmaps to behave
+    // more like their Win32 couterparts. They now interpret
+    // wxWHITE, wxWHITE_BRUSH and wxWHITE_PEN as drawing 0
+    // and everything else as drawing 1.
+    virtual void SetPen( const wxPen &pen );
+    virtual void SetBrush( const wxBrush &brush );
+    virtual void SetBackground( const wxBrush &brush );
+    virtual void SetTextForeground( const wxColour &col );
+    virtual void SetTextBackground( const wxColour &col );

 
     // implementation
 
     // implementation

-    wxBitmap  m_selected;
+    wxBitmap GetSelectedBitmap() const { return m_selected; }
+
+protected:
+    // overridden from wxImplDC
+    virtual void DoGetSize( int *width, int *height ) const;
+    virtual wxBitmap DoGetAsBitmap(const wxRect *subrect) const;
+
+    // overridden from wxMemoryImplDCBase
+    virtual void DoSelect(const wxBitmap& bitmap);
+    virtual const wxBitmap& DoGetSelectedBitmap() const;
+    virtual wxBitmap& DoGetSelectedBitmap();

 
 

+    wxBitmap  m_selected;
+    

 private:
 private:

-    DECLARE_DYNAMIC_CLASS(wxMemoryDC)
-};
+    void Init();

 
 

-#endif
-    // __GTKDCMEMORYH__
+    DECLARE_ABSTRACT_CLASS(wxGTKMemoryImplDC)
+};

 
 

+#endif // _WX_GTK_DCMEMORY_H_