barrier/lib/synergy/CClipboard.h
2002-08-02 19:57:46 +00:00

94 lines
2.4 KiB
C++

/*
* synergy -- mouse and keyboard sharing utility
* Copyright (C) 2002 Chris Schoeneman
*
* This package is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* found in the file COPYING that should have accompanied this file.
*
* This package is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef CCLIPBOARD_H
#define CCLIPBOARD_H
#include "IClipboard.h"
//! Memory buffer clipboard
/*!
This class implements a clipboard that stores data in memory.
*/
class CClipboard : public IClipboard {
public:
CClipboard();
virtual ~CClipboard();
//! @name manipulators
//@{
//! Unmarshall clipboard data
/*!
Extract marshalled clipboard data and store it in this clipboard.
Sets the clipboard time to \c time.
*/
void unmarshall(const CString& data, Time time);
//@}
//! @name accessors
//@{
//! Marshall clipboard data
/*!
Merge this clipboard's data into a single buffer that can be later
unmarshalled to restore the clipboard and return the buffer.
*/
CString marshall() const;
//! Copy clipboard
/*!
Transfers all the data in one clipboard to another. The
clipboards can be of any concrete clipboard type (and
they don't have to be the same type). This also sets
the destination clipboard's timestamp to source clipboard's
timestamp. Returns true iff the copy succeeded.
*/
static bool copy(IClipboard* dst, const IClipboard* src);
//! Copy clipboard
/*!
Transfers all the data in one clipboard to another. The
clipboards can be of any concrete clipboard type (and they
don't have to be the same type). This also sets the
timestamp to \c time. Returns true iff the copy succeeded.
*/
static bool copy(IClipboard* dst, const IClipboard* src, Time);
//@}
// IClipboard overrides
virtual bool empty();
virtual void add(EFormat, const CString& data);
virtual bool open(Time) const;
virtual void close() const;
virtual Time getTime() const;
virtual bool has(EFormat) const;
virtual CString get(EFormat) const;
private:
UInt32 readUInt32(const char*) const;
void writeUInt32(CString*, UInt32) const;
private:
mutable bool m_open;
mutable Time m_time;
bool m_owner;
Time m_timeOwned;
bool m_added[kNumFormats];
CString m_data[kNumFormats];
};
#endif