]> git.saurik.com Git - wxWidgets.git/blobdiff - include/wx/os2/gdiimage.h
use 6px as the default wxSizer border in wxGTK to be a little bit closer to GNOME HIG
[wxWidgets.git] / include / wx / os2 / gdiimage.h
index 18a301cef519bb0056d4869a32bf380d73830d74..98422387cd5634592699ded2c55b7ba29e367d77 100644 (file)
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        include/wx/os2/gdiimage.h
+// Name:        wx/os2/gdiimage.h
 // Purpose:     wxGDIImage class: base class for wxBitmap, wxIcon, wxCursor
 //              under OS/2
 // Author:      David Webster (adapted from msw version by Vadim Zeitlin)
@@ -7,7 +7,7 @@
 // Created:     20.11.99
 // RCS-ID:      $Id$
 // Copyright:   (c) 1999 David Webster
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 // NB: this is a private header, it is not intended to be directly included by
 #ifndef _WX_OS2_GDIIMAGE_H_
 #define _WX_OS2_GDIIMAGE_H_
 
-#ifdef __GNUG__
-    #pragma interface "gdiimage.h"
-#endif
-
 #include "wx/gdiobj.h"          // base class
 #include "wx/gdicmn.h"          // wxBITMAP_TYPE_INVALID
 #include "wx/list.h"
 
-class WXDLLEXPORT wxGDIImageRefData;
-class WXDLLEXPORT wxGDIImageHandler;
-class WXDLLEXPORT wxGDIImage;
+class WXDLLIMPEXP_FWD_CORE wxGDIImageRefData;
+class WXDLLIMPEXP_FWD_CORE wxGDIImageHandler;
+class WXDLLIMPEXP_FWD_CORE wxGDIImage;
+
+WX_DECLARE_EXPORTED_LIST(wxGDIImageHandler, wxGDIImageHandlerList);
 
 // ----------------------------------------------------------------------------
 // wxGDIImageRefData: common data fields for all derived classes
@@ -40,18 +38,14 @@ public:
         m_nWidth = m_nHeight = m_nDepth = 0;
 
         m_hHandle = 0;
-
-#if WXWIN_COMPATIBILITY_2
-        m_bOk = FALSE;
-#endif // WXWIN_COMPATIBILITY_2
     }
 
     // accessors
-    bool IsOk() const
+    virtual bool IsOk() const
     {
         if (m_hHandle == 0)
-            return FALSE;
-        return TRUE;
+            return false;
+        return true;
     }
 
     void SetSize( int nW
@@ -80,14 +74,7 @@ public:
         WXHCURSOR                   m_hCursor;
     };
 
-    // this filed is redundant and using it is error prone but keep it for
-    // backwards compatibility
-#if WXWIN_COMPATIBILITY_2
-    void SetOk() { m_bOk = m_hHandle != 0; }
-
-    bool                            m_bOk;
-#endif // WXWIN_COMPATIBILITY_2
-    UINT                            m_uId;
+    unsigned int                    m_uId;
 };
 
 // ----------------------------------------------------------------------------
@@ -120,7 +107,7 @@ public:
 
     // real handler operations: to implement in derived classes
     virtual bool Create( wxGDIImage* pImage
-                        ,void*       pData
+                        ,const void* pData
                         ,long        lFlags
                         ,int         nWidth
                         ,int         nHeight
@@ -133,6 +120,12 @@ public:
                       ,int             nDesiredWidth
                       ,int             nDesiredHeight
                      ) = 0;
+    virtual bool Load( wxGDIImage*     pImage
+                      ,int             nId
+                      ,long            lFlags
+                      ,int             nDesiredWidth
+                      ,int             nDesiredHeight
+                     ) = 0;
     virtual bool Save( wxGDIImage*     pImage
                       ,const wxString& rName
                       ,int             lType
@@ -142,7 +135,7 @@ protected:
     wxString                        m_sName;
     wxString                        m_sExtension;
     long                            m_lType;
-};
+}; // end of wxGDIImageHandler
 
 // ----------------------------------------------------------------------------
 // wxGDIImage: this class supports GDI image handlers which may be registered
@@ -154,7 +147,7 @@ class WXDLLEXPORT wxGDIImage : public wxGDIObject
 {
 public:
     // handlers list interface
-    static wxList& GetHandlers() { return ms_handlers; }
+    static wxGDIImageHandlerList& GetHandlers() { return ms_handlers; }
 
     static void AddHandler(wxGDIImageHandler* hHandler);
     static void InsertHandler(wxGDIImageHandler* hHandler);
@@ -194,8 +187,6 @@ public:
         pData->m_hHandle = hHandle;
     }
 
-    bool Ok() const { return GetHandle() != 0; }
-
     int GetWidth() const { return IsNull() ? 0 : GetGDIImageData()->m_nWidth; }
     int GetHeight() const { return IsNull() ? 0 : GetGDIImageData()->m_nHeight; }
     int GetDepth() const { return IsNull() ? 0 : GetGDIImageData()->m_nDepth; }
@@ -213,7 +204,7 @@ public:
     }
     void SetSize(const wxSize& rSize) { SetSize(rSize.x, rSize.y); }
 
-    UINT GetId(void) const
+    unsigned int GetId(void) const
     {
         wxGDIImageRefData*          pData;
 
@@ -223,7 +214,7 @@ public:
         else
             return pData->m_uId;
     } // end of WxWinGdi_CGDIImage::GetId
-    void SetId(UINT uId)
+    void SetId(unsigned int uId)
     {
         wxGDIImageRefData*          pData;
 
@@ -232,14 +223,24 @@ public:
         pData->m_uId = uId;
     }
     // forward some of base class virtuals to wxGDIImageRefData
-    bool             FreeResource(bool bForce = FALSE);
-    virtual WXHANDLE GetResourceHandle();
+    bool             FreeResource(bool bForce = false);
+    virtual WXHANDLE GetResourceHandle() const;
 
 protected:
     // create the data for the derived class here
     virtual wxGDIImageRefData* CreateData() const = 0;
+    virtual wxGDIRefData *CreateGDIRefData() const { return CreateData(); }
+
+    // we can't [efficiently] clone objects of this class
+    virtual wxGDIRefData *
+    CloneGDIRefData(const wxGDIRefData *WXUNUSED(data)) const
+    {
+        wxFAIL_MSG( _T("must be implemented if used") );
+
+        return NULL;
+    }
 
-    static wxList                   ms_handlers;
+    static wxGDIImageHandlerList    ms_handlers;
 };
 
 #endif // _WX_MSW_GDIIMAGE_H_