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 *  gretl -- Gnu Regression, Econometrics and Time-series Library
 *  Copyright (C) 2001 Allin Cottrell and Riccardo "Jack" Lucchetti
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  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, see <http://www.gnu.org/licenses/>.

#ifndef TEXTBUF_H
#define TEXTBUF_H

extern int tabwidth;
extern int smarttab;

void text_set_cursor (GtkWidget *w, GdkCursorType cspec);

void cursor_to_top (windata_t *vwin);

void cursor_to_mark (windata_t *vwin, GtkTextMark *mark);

gint get_char_width (GtkWidget *widget);

GtkTextBuffer *gretl_text_buf_new (void);

gchar *textview_get_text (GtkWidget *view);

gchar *textview_get_trimmed_text (GtkWidget *view);

gchar *textview_get_selection_or_all (GtkWidget *view,
                              int *sel);

gchar *textview_get_current_line (GtkWidget *view);

int textview_set_text (GtkWidget *view, const gchar *text);

int textview_set_text_selected (GtkWidget *view, const gchar *text);

int textview_set_cursor_at_line (GtkWidget *view, int line);

int viewer_char_count (windata_t *vwin);

void text_paste (GtkWidget *w, windata_t *vwin);

void text_undo (GtkWidget *w, windata_t *vwin);

int text_can_undo (windata_t *vwin);

void text_zoom (GtkAction *action, gpointer data);

void textview_set_text_colorized (GtkWidget *view, const char *buf);

void textview_append_text_colorized (GtkWidget *view, const char *buf,
                             int trim);

void textview_insert_file (windata_t *vwin, const char *fname);

void textview_insert_from_tempfile (windata_t *vwin, PRN *prn);

void create_text (windata_t *vwin, int hsize, int vsize, 
              int nlines, gboolean editable);

void text_set_word_wrap (GtkWidget *w, gboolean wrap);

void text_table_setup (GtkWidget *vbox, GtkWidget *w);

int set_help_topic_buffer (windata_t *hwin, int pos, int en);

gboolean help_popup_handler (GtkWidget *w, GdkEventButton *event, 
                       gpointer p);

void create_source (windata_t *vwin, int hsize, int vsize, 
                gboolean editable);

void sourceview_insert_file (windata_t *vwin, const char *fname);

void sourceview_insert_buffer (windata_t *vwin, const char *buf);

void script_tabs_dialog (GtkWidget *w, windata_t *vwin);

void viewer_split_pane (windata_t *vwin, int vertical);

void viewer_close_pane (windata_t *vwin);

#endif /* TEXTBUF_H */

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