htclipboard.h

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/*
 *      HT Editor
 *      htclipboard.h
 *
 *      Copyright (C) 1999-2002 Stefan Weyergraf (stefan@weyergraf.de)
 *
 *      This program is free software; you can redistribute it and/or modify
 *      it under the terms of the GNU General Public License version 2 as
 *      published by the Free Software Foundation.
 *
 *      This program is distributed in the hope that it will be useful,
 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *      GNU General Public License for more details.
 *
 *      You should have received a copy of the GNU General Public License
 *      along with this program; if not, write to the Free Software
 *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef __HTCLIPBOARD_H__
#define __HTCLIPBOARD_H__

#include "global.h"
#include "stream.h"
#include "htformat.h"

/*
 *      CLASS ht_clipboard
 */

class ht_clipboard: public ht_mem_file {
public:
        ht_list *copy_history;
        dword select_start, select_len;

                        void init();
        virtual void done();
/* overwritten */
        virtual UINT    write(const void *buf, UINT size);
/* new */
                        void clear();
};

/*
 *      CLASS ht_clipboard_viewer
 */

class ht_clipboard_viewer: public ht_uformat_viewer {
protected:
        UINT lastwritecount;
        UINT lastentrycount;

                        void get_pindicator_str(char *buf);
                        void selection_changed();
public:
                        void init(bounds *b, char *desc, int caps, ht_clipboard *clipboard, ht_format_group *format_group);
/* overwritten */
        virtual void draw();
        virtual         void handlemsg(htmsg *msg);
        virtual void pselect_add(FILEOFS start, FILEOFS end);
        virtual void pselect_set(FILEOFS start, FILEOFS end);
/* new */
                        void update_content();
};

/* clipboard functions */

void clipboard_add_copy_history_entry(char *source, dword start, dword size, time_t time);
int clipboard_copy(char *source_desc, void *buf, dword len);
int clipboard_copy(char *source_desc, ht_streamfile *streamfile, dword offset, dword len);
int clipboard_paste(void *buf, dword maxlen);
int clipboard_paste(ht_streamfile *streamfile, dword offset);
int clipboard_clear();
dword clipboard_getsize();

/*
 *      INIT
 */

bool init_clipboard();

/*
 *      DONE
 */

void done_clipboard();

extern ht_clipboard *clipboard;

#endif /* __HTCLIPBOARD_H__ */

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