70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
#ifndef CMSWINDOWSCLIPBOARD_H
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#define CMSWINDOWSCLIPBOARD_H
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#include "IClipboard.h"
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#include "stdvector.h"
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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class IMSWindowsClipboardConverter;
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//! Microsoft windows clipboard implementation
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class CMSWindowsClipboard : public IClipboard {
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public:
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CMSWindowsClipboard(HWND window);
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virtual ~CMSWindowsClipboard();
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// IClipboard overrides
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virtual bool empty();
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virtual void add(EFormat, const CString& data);
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virtual bool open(Time) const;
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virtual void close() const;
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virtual Time getTime() const;
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virtual bool has(EFormat) const;
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virtual CString get(EFormat) const;
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private:
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void clearConverters();
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UINT convertFormatToWin32(EFormat) const;
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HANDLE convertTextToWin32(const CString& data) const;
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CString convertTextFromWin32(HANDLE) const;
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private:
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typedef std::vector<IMSWindowsClipboardConverter*> ConverterList;
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HWND m_window;
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mutable Time m_time;
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ConverterList m_converters;
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};
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//! Clipboard format converter interface
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/*!
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This interface defines the methods common to all win32 clipboard format
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converters.
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*/
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class IMSWindowsClipboardConverter : public IInterface {
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public:
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// accessors
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// return the clipboard format this object converts from/to
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virtual IClipboard::EFormat
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getFormat() const = 0;
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// return the atom representing the win32 clipboard format that
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// this object converts from/to
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virtual UINT getWin32Format() const = 0;
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// convert from the IClipboard format to the win32 clipboard format.
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// the input data must be in the IClipboard format returned by
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// getFormat(). the return data will be in the win32 clipboard
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// format returned by getWin32Format(), allocated by GlobalAlloc().
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virtual HANDLE fromIClipboard(const CString&) const = 0;
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// convert from the win32 clipboard format to the IClipboard format
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// (i.e., the reverse of fromIClipboard()).
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virtual CString toIClipboard(HANDLE data) const = 0;
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};
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#endif
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