medit/moo/mooedit/mooindenter.h

97 lines
3.7 KiB
C

/*
* mooindenter.h
*
* Copyright (C) 2004-2006 by Yevgen Muntyan <muntyan@math.tamu.edu>
*
* 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 2 of the License, or
* (at your option) any later version.
*
* See COPYING file that comes with this distribution.
*/
#ifndef __MOO_INDENTER_H__
#define __MOO_INDENTER_H__
#include <gtk/gtktextbuffer.h>
G_BEGIN_DECLS
#define MOO_TYPE_INDENTER (moo_indenter_get_type ())
#define MOO_INDENTER(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), MOO_TYPE_INDENTER, MooIndenter))
#define MOO_INDENTER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), MOO_TYPE_INDENTER, MooIndenterClass))
#define MOO_IS_INDENTER(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), MOO_TYPE_INDENTER))
#define MOO_IS_INDENTER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), MOO_TYPE_INDENTER))
#define MOO_INDENTER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), MOO_TYPE_INDENTER, MooIndenterClass))
typedef struct _MooIndenter MooIndenter;
typedef struct _MooIndenterClass MooIndenterClass;
struct _MooIndenter
{
GObject parent;
gpointer doc; /* MooEdit* */
gboolean use_tabs;
guint tab_width;
guint indent;
};
struct _MooIndenterClass
{
GObjectClass parent_class;
void (*config_changed) (MooIndenter *indenter,
guint setting_id,
GParamSpec *pspec);
void (*character) (MooIndenter *indenter,
gunichar inserted_char,
GtkTextIter *where);
};
GType moo_indenter_get_type (void) G_GNUC_CONST;
MooIndenter *moo_indenter_new (gpointer doc,
const char *name);
char *moo_indenter_make_space (MooIndenter *indenter,
guint len,
guint start);
void moo_indenter_character (MooIndenter *indenter,
gunichar inserted_char,
GtkTextIter *where);
void moo_indenter_tab (MooIndenter *indenter,
GtkTextBuffer *buffer);
void moo_indenter_shift_lines (MooIndenter *indenter,
GtkTextBuffer *buffer,
guint first_line,
guint last_line,
int direction);
/* computes offset of start and returns offset or -1 if there are
non-whitespace characters before start */
int moo_iter_get_blank_offset (const GtkTextIter *iter,
guint tab_width);
/* computes where cursor should jump when backspace is pressed
<-- result -->
blah blah blah
blah
| offset
*/
guint moo_text_iter_get_prev_stop (const GtkTextIter *start,
guint tab_width,
guint offset,
gboolean same_line);
G_END_DECLS
#endif /* __MOO_INDENTER_H__ */