git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@58227 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			85 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			85 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| ///////////////////////////////////////////////////////////////////////////////
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| // Name:        wx/cocoa/dataobj2.h
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| // Purpose:     declaration of standard wxDataObjectSimple-derived classes
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| // Author:      David Elliott <dfe@cox.net>
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| // Modified by:
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| // Created:     2003/07/23
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| // RCS-ID:      $Id$
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| // Copyright:   (c) 2003 David Elliott
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| // Licence:     wxWindows licence
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| ///////////////////////////////////////////////////////////////////////////////
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| 
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| #ifndef __WX_COCOA_DATAOBJ2_H__
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| #define __WX_COCOA_DATAOBJ2_H__
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| 
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| //=========================================================================
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| // wxBitmapDataObject is a specialization of wxDataObject for bitmaps
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| //=========================================================================
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| class WXDLLIMPEXP_CORE wxBitmapDataObject : public wxBitmapDataObjectBase
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| {
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| public:
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|     // ctors
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|     wxBitmapDataObject();
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|     wxBitmapDataObject(const wxBitmap& bitmap);
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| 
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|     // destr
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|     virtual ~wxBitmapDataObject();
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| 
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|     // override base class virtual to update PNG data too
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|     virtual void SetBitmap(const wxBitmap& bitmap);
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| 
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|     // implement base class pure virtuals
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|     // ----------------------------------
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| 
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|     virtual size_t GetDataSize() const { return m_pngSize; }
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|     virtual bool GetDataHere(void *buf) const;
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|     virtual bool SetData(size_t len, const void *buf);
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| 
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| protected:
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|     void Init() { m_pngData = NULL; m_pngSize = 0; }
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|     void Clear() { free(m_pngData); }
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|     void ClearAll() { Clear(); Init(); }
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| 
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|     size_t      m_pngSize;
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|     void       *m_pngData;
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| 
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|     void DoConvertToPng();
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| 
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| private:
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|     // virtual function hiding supression
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|     size_t GetDataSize(const wxDataFormat& format) const
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|         { return(wxDataObjectSimple::GetDataSize(format)); }
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|     bool GetDataHere(const wxDataFormat& format, void* pBuf) const
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|         { return(wxDataObjectSimple::GetDataHere(format, pBuf)); }
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|     bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf)
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|         { return(wxDataObjectSimple::SetData(format, nLen, pBuf)); }
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| };
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| 
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| //=========================================================================
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| // wxFileDataObject is a specialization of wxDataObject for file names
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| //=========================================================================
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| 
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| class WXDLLIMPEXP_CORE wxFileDataObject : public wxFileDataObjectBase
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| {
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| public:
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|     // implement base class pure virtuals
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|     // ----------------------------------
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| 
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|     void AddFile( const wxString &filename );
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| 
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|     virtual size_t GetDataSize() const;
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|     virtual bool GetDataHere(void *buf) const;
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|     virtual bool SetData(size_t len, const void *buf);
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| 
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| private:
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|     // virtual function hiding supression
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|     size_t GetDataSize(const wxDataFormat& format) const
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|         { return(wxDataObjectSimple::GetDataSize(format)); }
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|     bool GetDataHere(const wxDataFormat& format, void* pBuf) const
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|         { return(wxDataObjectSimple::GetDataHere(format, pBuf)); }
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|     bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf)
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|         { return(wxDataObjectSimple::SetData(format, nLen, pBuf)); }
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| };
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| 
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| #endif //__WX_COCOA_DATAOBJ2_H__
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