112 lines
3.6 KiB
C
112 lines
3.6 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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// Name: clipbrd.h
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// Purpose: Clipboard functionality
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// Author: Julian Smart
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// Modified by:
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// Created: 01/02/97
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart and Markus Holzem
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __CLIPBRDH__
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#define __CLIPBRDH__
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#ifdef __GNUG__
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#pragma interface "clipbrd.h"
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#endif
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#include "wx/defs.h"
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#include "wx/setup.h"
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#if USE_CLIPBOARD
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#include "wx/list.h"
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bool WXDLLEXPORT wxOpenClipboard(void);
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bool WXDLLEXPORT wxClipboardOpen(void);
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bool WXDLLEXPORT wxCloseClipboard(void);
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bool WXDLLEXPORT wxEmptyClipboard(void);
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bool WXDLLEXPORT wxIsClipboardFormatAvailable(int dataFormat);
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bool WXDLLEXPORT wxSetClipboardData(int dataFormat, wxObject *obj, int width = 0, int height = 0);
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wxObject* WXDLLEXPORT wxGetClipboardData(int dataFormat, long *len = NULL);
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int WXDLLEXPORT wxEnumClipboardFormats(int dataFormat);
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int WXDLLEXPORT wxRegisterClipboardFormat(char *formatName);
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bool WXDLLEXPORT wxGetClipboardFormatName(int dataFormat, char *formatName, int maxCount);
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/* The following is Matthew Flatt's implementation of the MSW
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* side of generic clipboard functionality.
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*/
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/* A clipboard client holds data belonging to the clipboard.
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For plain text, a client is not necessary. */
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class WXDLLEXPORT wxClipboardClient : public wxObject
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{
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DECLARE_ABSTRACT_CLASS(wxClipboardClient)
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public:
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/* This list should be filled in with strings indicating the formats
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this client can provide. Almost all clients will provide "TEXT".
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Format names should be 4 characters long, so things will work
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out on the Macintosh */
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wxStringList formats;
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/* This method is called when the client is losing the selection. */
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virtual void BeingReplaced(void) = 0;
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/* This method is called when someone wants the data this client is
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supplying to the clipboard. "format" is a string indicating the
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format of the data - one of the strings from the "formats"
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list. "*size" should be filled with the size of the resulting
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data. In the case of text, "*size" does not count the
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NULL terminator. */
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virtual char *GetData(char *format, long *size) = 0;
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};
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/* ONE instance of this class: */
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class WXDLLEXPORT wxClipboard : public wxObject
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{
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DECLARE_DYNAMIC_CLASS(wxClipboard)
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public:
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wxClipboardClient *clipOwner;
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char *cbString, *sentString, *receivedString;
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void *receivedTargets;
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long receivedLength;
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#ifdef __XVIEW__
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long sel_owner;
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#endif
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wxClipboard();
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~wxClipboard();
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/* Set the clipboard data owner. "time" comes from the event record. */
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void SetClipboardClient(wxClipboardClient *, long time);
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/* Set the clipboard string; does not require a client. */
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void SetClipboardString(char *, long time);
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/* Get data from the clipboard in the format "TEXT". */
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char *GetClipboardString(long time);
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/* Get data from the clipboard */
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char *GetClipboardData(char *format, long *length, long time);
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/* Get the clipboard client directly. Will be NULL if clipboard data
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is a string, or if some other application owns the clipboard.
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This can be useful for shortcutting data translation, if the
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clipboard user can check for a specific client. (This is used
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by the wxMediaEdit class.) */
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wxClipboardClient *GetClipboardClient(void);
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};
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/* Initialize wxTheClipboard. Can be called repeatedly */
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void WXDLLEXPORT wxInitClipboard(void);
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/* The clipboard */
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extern wxClipboard* WXDLLEXPORT wxTheClipboard;
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#endif // USE_CLIPBOARD
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#endif
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// __CLIPBRDH__
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