mirror of https://github.com/debauchee/barrier.git
46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
#ifndef ICLIPBOARD_H
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#define ICLIPBOARD_H
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#include "IInterface.h"
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#include "BasicTypes.h"
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class CString;
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class IClipboard : public IInterface {
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public:
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enum EFormat { kText, kNumFormats };
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// manipulators
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// grab ownership of and clear the clipboard of all data.
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// only add() may be called between an open() and its
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// corresponding close(). if open() returns false then
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// the clipboard could not be opened or grabbed; do not
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// call close() in that case.
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virtual bool open() = 0;
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// close the clipboard. close() must match a preceding open().
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// this signals that the clipboard has been filled with all the
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// necessary data. it does not mean the clipboard ownership
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// should be released.
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virtual void close() = 0;
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// add data in the given format to the clipboard. data is
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// passed as a string but the contents are generally not
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// interpreted. may only be called between an open() and
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// a close().
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virtual void add(EFormat, const CString& data) = 0;
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// accessors
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// returns true iff the clipboard contains data in the given
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// format.
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virtual bool has(EFormat) const = 0;
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// returns data in the given format. rturns the empty string
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// if there is no data in that format.
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virtual CString get(EFormat) const = 0;
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};
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#endif
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