83 lines
2.0 KiB
C++
83 lines
2.0 KiB
C++
/******************************************************************************
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/
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/ File: Clipboard.h
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/
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/ Description: BClipboard class defines clipboard functionality.
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/ The global be_clipboard represents the default clipboard.
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/
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/ Copyright 1995-98, Be Incorporated, All Rights Reserved.
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/
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*******************************************************************************/
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#ifndef _CLIPBOARD_H
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#define _CLIPBOARD_H
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#include <BeBuild.h>
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#include <Messenger.h>
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#include <Locker.h>
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class BMessage;
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enum {
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B_CLIPBOARD_CHANGED = 'CLCH'
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};
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/*------------------------------------------------------------------*/
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/*----- BClipboard class --------------------------------------------*/
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class BClipboard {
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public:
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BClipboard(const char *name, bool transient = false);
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virtual ~BClipboard();
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const char *Name() const;
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uint32 LocalCount() const;
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uint32 SystemCount() const;
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status_t StartWatching(BMessenger target);
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status_t StopWatching(BMessenger target);
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bool Lock();
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void Unlock();
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bool IsLocked() const;
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status_t Clear();
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status_t Commit();
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status_t Revert();
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BMessenger DataSource() const;
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BMessage *Data() const;
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/*----- Private or reserved -----------------------------------------*/
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private:
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BClipboard(const BClipboard &);
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BClipboard &operator=(const BClipboard &);
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virtual void _ReservedClipboard1();
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virtual void _ReservedClipboard2();
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virtual void _ReservedClipboard3();
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bool AssertLocked() const;
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status_t DownloadFromSystem(bool force = false);
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status_t UploadToSystem();
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uint32 fCount;
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BMessage *fData;
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BLocker fLock;
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BMessenger fClipHandler;
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BMessenger fDataSource;
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uint32 fSystemCount;
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char *fName;
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uint32 _reserved[4];
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};
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/*----------------------------------------------------------------*/
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/*----- Global Clipboard -----------------------------------------*/
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extern _IMPEXP_BE BClipboard *be_clipboard;
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/*-------------------------------------------------------------*/
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/*-------------------------------------------------------------*/
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#endif /* _CLIPBOARD_H */
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