108 lines
3.4 KiB
C++
108 lines
3.4 KiB
C++
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2002 Chris Schoeneman, Nick Bolton, Sorin Sbarnea
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file COPYING that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#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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//! Empty clipboard without ownership
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/*!
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Take ownership of the clipboard and clear all data from it.
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This must be called between a successful open() and close().
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Return false if the clipboard ownership could not be taken;
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the clipboard should not be emptied in this case. Unlike
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empty(), isOwnedBySynergy() will return false when emptied
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this way. This is useful when synergy wants to put data on
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clipboard but pretend (to itself) that some other app did it.
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When using empty(), synergy assumes the data came from the
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server and doesn't need to be sent back. emptyUnowned()
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makes synergy send the data to the server.
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*/
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bool emptyUnowned();
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//! Test if clipboard is owned by synergy
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static bool isOwnedBySynergy();
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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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static UINT getOwnershipFormat();
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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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static UINT s_ownershipFormat;
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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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