af49c4b8a2
GNU compiler included with Mac OS X 10.2 (Jaguar) as well as August Developer Tools update contain a bug concerning #pragma interface handling that can only be worked around by not using them (and they are not necessary anyways) git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16884 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
143 lines
4.2 KiB
C++
143 lines
4.2 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/clipbrd.h
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// Purpose: wxClipboad class and clipboard functions
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 19.10.99
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// RCS-ID: $Id$
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// Copyright: (c) wxWindows Team
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_CLIPBRD_H_BASE_
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#define _WX_CLIPBRD_H_BASE_
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#if defined(__GNUG__) && !defined(__APPLE__)
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#pragma interface "clipboardbase.h"
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#endif
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#include "wx/defs.h"
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#if wxUSE_CLIPBOARD
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#include "wx/object.h"
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#include "wx/wxchar.h"
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class WXDLLEXPORT wxDataFormat;
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class WXDLLEXPORT wxDataObject;
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// ----------------------------------------------------------------------------
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// wxClipboard represents the system clipboard. Normally, you should use
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// wxTheClipboard which is a global pointer to the (unique) clipboard.
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//
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// Clipboard can be used to copy data to/paste data from. It works together
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// with wxDataObject.
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxClipboardBase : public wxObject
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{
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public:
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wxClipboardBase();
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// open the clipboard before Add/SetData() and GetData()
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virtual bool Open() = 0;
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// close the clipboard after Add/SetData() and GetData()
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virtual void Close() = 0;
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// query whether the clipboard is opened
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virtual bool IsOpened() const = 0;
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// add to the clipboard data
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//
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// NB: the clipboard owns the pointer and will delete it, so data must be
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// allocated on the heap
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virtual bool AddData( wxDataObject *data ) = 0;
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// set the clipboard data, this is the same as Clear() followed by
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// AddData()
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virtual bool SetData( wxDataObject *data ) = 0;
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// ask if data in correct format is available
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virtual bool IsSupported( const wxDataFormat& format ) = 0;
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// fill data with data on the clipboard (if available)
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virtual bool GetData( wxDataObject& data ) = 0;
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// clears wxTheClipboard and the system's clipboard if possible
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virtual void Clear() = 0;
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// flushes the clipboard: this means that the data which is currently on
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// clipboard will stay available even after the application exits (possibly
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// eating memory), otherwise the clipboard will be emptied on exit
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virtual bool Flush() { return FALSE; }
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// X11 has two clipboards which get selected by this call. Empty on MSW.
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virtual void UsePrimarySelection( bool WXUNUSED(primary) = FALSE ) { }
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};
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// ----------------------------------------------------------------------------
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// include platform-specific class declaration
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// ----------------------------------------------------------------------------
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#if defined(__WXMSW__)
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#include "wx/msw/clipbrd.h"
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#elif defined(__WXMOTIF__)
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#include "wx/motif/clipbrd.h"
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#elif defined(__WXGTK__)
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#include "wx/gtk/clipbrd.h"
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#elif defined(__WXX11__)
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#include "wx/x11/clipbrd.h"
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#elif defined(__WXMGL__)
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#include "wx/mgl/clipbrd.h"
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#elif defined(__WXMAC__)
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#include "wx/mac/clipbrd.h"
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#elif defined(__WXPM__)
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#include "wx/os2/clipbrd.h"
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#elif defined(__WXSTUBS__)
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#include "wx/stubs/clipbrd.h"
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#endif
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// ----------------------------------------------------------------------------
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// globals
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// ----------------------------------------------------------------------------
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// The global clipboard object
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WXDLLEXPORT_DATA(extern wxClipboard *) wxTheClipboard;
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// ----------------------------------------------------------------------------
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// helpful class for opening the clipboard and automatically closing it
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxClipboardLocker
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{
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public:
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wxClipboardLocker(wxClipboard *clipboard = (wxClipboard *)NULL)
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{
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m_clipboard = clipboard ? clipboard : wxTheClipboard;
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if ( m_clipboard )
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{
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m_clipboard->Open();
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}
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}
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bool operator!() const { return !m_clipboard->IsOpened(); }
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~wxClipboardLocker()
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{
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if ( m_clipboard )
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{
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m_clipboard->Close();
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}
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}
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private:
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wxClipboard *m_clipboard;
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};
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#endif // wxUSE_CLIPBOARD
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#endif // _WX_CLIPBRD_H_BASE_
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