wxWidgets/include/wx/mac/clipbrd.h

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/////////////////////////////////////////////////////////////////////////////
// Name: clipbrd.h
// Purpose: Clipboard functionality.
// Note: this functionality is under review, and
// is derived from wxWindows 1.xx code. Please contact
// the wxWindows developers for further information.
// Author: AUTHOR
// Modified by:
// Created: ??/??/98
// RCS-ID: $Id$
// Copyright: (c) AUTHOR
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_CLIPBRD_H_
#define _WX_CLIPBRD_H_
#ifdef __GNUG__
#pragma interface "clipbrd.h"
#endif
#include "wx/defs.h"
#include "wx/setup.h"
#include "wx/list.h"
bool WXDLLEXPORT wxOpenClipboard();
bool WXDLLEXPORT wxClipboardOpen();
bool WXDLLEXPORT wxCloseClipboard();
bool WXDLLEXPORT wxEmptyClipboard();
bool WXDLLEXPORT wxIsClipboardFormatAvailable(int dataFormat);
bool WXDLLEXPORT wxSetClipboardData(int dataFormat, wxObject *obj, int width = 0, int height = 0);
wxObject* WXDLLEXPORT wxGetClipboardData(int dataFormat, long *len = NULL);
int WXDLLEXPORT wxEnumClipboardFormats(int dataFormat);
int WXDLLEXPORT wxRegisterClipboardFormat(char *formatName);
bool WXDLLEXPORT wxGetClipboardFormatName(int dataFormat, char *formatName, int maxCount);
/* A clipboard client holds data belonging to the clipboard.
For plain text, a client is not necessary. */
class WXDLLEXPORT wxClipboardClient : public wxObject
{
DECLARE_ABSTRACT_CLASS(wxClipboardClient)
public:
/* This list should be filled in with strings indicating the formats
this client can provide. Almost all clients will provide "TEXT".
Format names should be 4 characters long, so things will work
out on the Macintosh */
wxStringList formats;
/* This method is called when the client is losing the selection. */
virtual void BeingReplaced() = 0;
/* This method is called when someone wants the data this client is
supplying to the clipboard. "format" is a string indicating the
format of the data - one of the strings from the "formats"
list. "*size" should be filled with the size of the resulting
data. In the case of text, "*size" does not count the
NULL terminator. */
virtual char *GetData(char *format, long *size) = 0;
};
/* ONE instance of this class: */
class WXDLLEXPORT wxClipboard : public wxObject
{
DECLARE_DYNAMIC_CLASS(wxClipboard)
public:
wxClipboardClient *clipOwner;
char *cbString, *sentString, *receivedString;
void *receivedTargets;
long receivedLength;
wxClipboard();
~wxClipboard();
/* Set the clipboard data owner. "time" comes from the event record. */
void SetClipboardClient(wxClipboardClient *, long time);
/* Set the clipboard string; does not require a client. */
void SetClipboardString(char *, long time);
/* Get data from the clipboard in the format "TEXT". */
char *GetClipboardString(long time);
/* Get data from the clipboard */
char *GetClipboardData(char *format, long *length, long time);
/* Get the clipboard client directly. Will be NULL if clipboard data
is a string, or if some other application owns the clipboard.
This can be useful for shortcutting data translation, if the
clipboard user can check for a specific client. (This is used
by the wxMediaEdit class.) */
wxClipboardClient *GetClipboardClient();
};
/* Initialize wxTheClipboard. Can be called repeatedly */
void WXDLLEXPORT wxInitClipboard();
/* The clipboard */
WXDLLEXPORT_DATA(extern wxClipboard*) wxTheClipboard;
#endif
// _WX_CLIPBRD_H_