80 lines
1.9 KiB
C++
80 lines
1.9 KiB
C++
#ifndef CCLIPBOARD_H
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#define CCLIPBOARD_H
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#include "IClipboard.h"
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//! Memory buffer clipboard
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/*!
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This class implements a clipboard that stores data in memory.
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*/
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class CClipboard : public IClipboard {
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public:
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CClipboard();
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virtual ~CClipboard();
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//! @name manipulators
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//@{
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//! Unmarshall clipboard data
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/*!
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Extract marshalled clipboard data and store it in this clipboard.
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Sets the clipboard time to \c time.
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*/
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void unmarshall(const CString& data, Time time);
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//@}
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//! @name accessors
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//@{
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//! Marshall clipboard data
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/*!
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Merge this clipboard's data into a single buffer that can be later
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unmarshalled to restore the clipboard and return the buffer.
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*/
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CString marshall() const;
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//! Copy clipboard
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/*!
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Transfers all the data in one clipboard to another. The
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clipboards can be of any concrete clipboard type (and
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they don't have to be the same type). This also sets
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the destination clipboard's timestamp to source clipboard's
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timestamp. Returns true iff the copy succeeded.
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*/
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static bool copy(IClipboard* dst, const IClipboard* src);
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//! Copy clipboard
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/*!
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Transfers all the data in one clipboard to another. The
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clipboards can be of any concrete clipboard type (and they
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don't have to be the same type). This also sets the
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timestamp to \c time. Returns true iff the copy succeeded.
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*/
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static bool copy(IClipboard* dst, const IClipboard* src, Time);
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//@}
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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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UInt32 readUInt32(const char*) const;
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void writeUInt32(CString*, UInt32) const;
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private:
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mutable bool m_open;
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mutable Time m_time;
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bool m_owner;
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Time m_timeOwned;
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bool m_added[kNumFormats];
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CString m_data[kNumFormats];
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};
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#endif
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