Allow using wxDEFAULT as font size in wxOSX.

[wxWidgets.git] / include / wx / msw / dcclient.h

diff --git a/include/wx/msw/dcclient.h b/include/wx/msw/dcclient.h
index 3d3ba318861daf3a582899866eab841475f8a10f..9fb1cca4e7e4a15a703eb193bbaca33fd401fa0e 100644 (file)
--- a/include/wx/msw/dcclient.h
+++ b/include/wx/msw/dcclient.h
@@ -1,64 +1,108 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        dcclient.h
+// Name:        wx/msw/dcclient.h
 // Purpose:     wxClientDC class
 // Author:      Julian Smart
 // Modified by:
 // Created:     01/02/97
 // RCS-ID:      $Id$
-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:    wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_DCCLIENT_H_
 #define _WX_DCCLIENT_H_
 
-#ifdef __GNUG__
-#pragma interface "dcclient.h"
-#endif
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
 
 #include "wx/dc.h"
+#include "wx/msw/dc.h"
+#include "wx/dcclient.h"
+
+class wxPaintDCInfo;
 
-class WXDLLEXPORT wxClientDC: public wxDC
+// ----------------------------------------------------------------------------
+// DC classes
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxWindowDCImpl : public wxMSWDCImpl
 {
-  DECLARE_DYNAMIC_CLASS(wxClientDC)
+public:
+    // default ctor
+    wxWindowDCImpl( wxDC *owner );
+
+    // Create a DC corresponding to the whole window
+    wxWindowDCImpl( wxDC *owner, wxWindow *win );
 
- public:
-  wxClientDC(void);
+    virtual void DoGetSize(int *width, int *height) const;
 
-  // Create a DC corresponding to a canvas
-  wxClientDC(wxWindow *win);
+protected:
+    // initialize the newly created DC
+    void InitDC();
 
-  ~wxClientDC(void);
+    DECLARE_CLASS(wxWindowDCImpl)
+    wxDECLARE_NO_COPY_CLASS(wxWindowDCImpl);
 };
 
-class WXDLLEXPORT wxWindowDC: public wxDC
+class WXDLLIMPEXP_CORE wxClientDCImpl : public wxWindowDCImpl
 {
-  DECLARE_DYNAMIC_CLASS(wxWindowDC)
+public:
+    // default ctor
+    wxClientDCImpl( wxDC *owner );
 
- public:
-  wxWindowDC(void);
+    // Create a DC corresponding to the client area of the window
+    wxClientDCImpl( wxDC *owner, wxWindow *win );
 
-  // Create a DC corresponding to a canvas
-  wxWindowDC(wxWindow *win);
+    virtual ~wxClientDCImpl();
 
-  ~wxWindowDC(void);
+    virtual void DoGetSize(int *width, int *height) const;
+
+protected:
+    void InitDC();
+
+    DECLARE_CLASS(wxClientDCImpl)
+    wxDECLARE_NO_COPY_CLASS(wxClientDCImpl);
 };
 
-class WXDLLEXPORT wxPaintDC: public wxDC
+class WXDLLIMPEXP_CORE wxPaintDCImpl : public wxClientDCImpl
 {
-  DECLARE_DYNAMIC_CLASS(wxPaintDC)
+public:
+    wxPaintDCImpl( wxDC *owner );
+
+    // Create a DC corresponding for painting the window in OnPaint()
+    wxPaintDCImpl( wxDC *owner, wxWindow *win );
 
- public:
-  wxPaintDC(void);
+    virtual ~wxPaintDCImpl();
 
-  // Create a DC corresponding to a canvas
-  wxPaintDC(wxWindow *win);
+    // find the entry for this DC in the cache (keyed by the window)
+    static WXHDC FindDCInCache(wxWindow* win);
 
-  ~wxPaintDC(void);
+    // This must be called by the code handling WM_PAINT to remove the DC
+    // cached for this window for the duration of this message processing.
+    static void EndPaint(wxWindow *win);
+
+protected:
+    // Find the DC for this window in the cache, return NULL if not found.
+    static wxPaintDCInfo *FindInCache(wxWindow* win);
+
+    DECLARE_CLASS(wxPaintDCImpl)
+    wxDECLARE_NO_COPY_CLASS(wxPaintDCImpl);
+};
+
+/*
+ * wxPaintDCEx
+ * This class is used when an application sends an HDC with the WM_PAINT
+ * message. It is used in HandlePaint and need not be used by an application.
+ */
+
+class WXDLLIMPEXP_CORE wxPaintDCEx : public wxPaintDC
+{
+public:
+    wxPaintDCEx(wxWindow *canvas, WXHDC dc);
 
- protected:
-    static WXHDC ms_PaintHDC;
-    static size_t  ms_PaintCount;
+    DECLARE_CLASS(wxPaintDCEx)
+    wxDECLARE_NO_COPY_CLASS(wxPaintDCEx);
 };
 
 #endif