106 lines
3.4 KiB
C
106 lines
3.4 KiB
C
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//------------------------------------------------------------------------------
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// Copyright (c) 2001-2002, OpenBeOS
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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// File Name: Clipboard.h
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// Author: Gabe Yoder (gyoder@stny.rr.com)
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// Description: BClipboard provides an interface to a system-wide clipboard
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// storage area.
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//------------------------------------------------------------------------------
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#ifndef _CLIPBOARD_H
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#define _CLIPBOARD_H
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// Standard Includes -----------------------------------------------------------
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// System Includes -------------------------------------------------------------
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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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// Project Includes ------------------------------------------------------------
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// Local Includes --------------------------------------------------------------
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// Local Defines ---------------------------------------------------------------
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// Globals ---------------------------------------------------------------------
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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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// 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 _reserved0;
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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 fCount;
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char *fName;
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uint32 _reserved[4];
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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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#endif // _CLIPBOARD_H
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