initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/include/wx/msw/dcclient.h

@@ -0,0 +1,110 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/msw/dcclient.h
+// Purpose:     wxClientDC class
+// Author:      Julian Smart
+// Created:     01/02/97
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_DCCLIENT_H_
+#define _WX_DCCLIENT_H_
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#include "wx/dc.h"
+#include "wx/msw/dc.h"
+#include "wx/dcclient.h"
+
+class wxPaintDCInfo;
+
+// ----------------------------------------------------------------------------
+// DC classes
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxWindowDCImpl : public wxMSWDCImpl
+{
+public:
+    // default ctor
+    wxWindowDCImpl( wxDC *owner );
+
+    // Create a DC corresponding to the whole window
+    wxWindowDCImpl( wxDC *owner, wxWindow *win );
+
+    virtual void DoGetSize(int *width, int *height) const override;
+
+protected:
+    // initialize the newly created DC
+    void InitDC();
+
+    wxDECLARE_CLASS(wxWindowDCImpl);
+    wxDECLARE_NO_COPY_CLASS(wxWindowDCImpl);
+};
+
+class WXDLLIMPEXP_CORE wxClientDCImpl : public wxWindowDCImpl
+{
+public:
+    // default ctor
+    wxClientDCImpl( wxDC *owner );
+
+    // Create a DC corresponding to the client area of the window
+    wxClientDCImpl( wxDC *owner, wxWindow *win );
+
+    virtual ~wxClientDCImpl();
+
+    virtual void DoGetSize(int *width, int *height) const override;
+
+    static bool
+    CanBeUsedForDrawing(const wxWindow* WXUNUSED(window)) { return true; }
+
+protected:
+    void InitDC();
+
+    wxDECLARE_CLASS(wxClientDCImpl);
+    wxDECLARE_NO_COPY_CLASS(wxClientDCImpl);
+};
+
+class WXDLLIMPEXP_CORE wxPaintDCImpl : public wxClientDCImpl
+{
+public:
+    wxPaintDCImpl( wxDC *owner );
+
+    // Create a DC corresponding for painting the window in OnPaint()
+    wxPaintDCImpl( wxDC *owner, wxWindow *win );
+
+    virtual ~wxPaintDCImpl();
+
+    // find the entry for this DC in the cache (keyed by the window)
+    static WXHDC FindDCInCache(wxWindow* win);
+
+    // 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 nullptr if not found.
+    static wxPaintDCInfo *FindInCache(wxWindow* win);
+
+    wxDECLARE_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);
+
+    wxDECLARE_CLASS(wxPaintDCEx);
+    wxDECLARE_NO_COPY_CLASS(wxPaintDCEx);
+};
+
+#endif
+    // _WX_DCCLIENT_H_