forked from AuroraMiddleware/gtk
491 lines
22 KiB
C
491 lines
22 KiB
C
/* GTK - The GIMP Toolkit
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* gtktextbuffer.h Copyright (C) 2000 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#ifndef __GTK_TEXT_BUFFER_H__
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#define __GTK_TEXT_BUFFER_H__
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#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
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#error "Only <gtk/gtk.h> can be included directly."
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#endif
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#include <gtk/gtkwidget.h>
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#include <gtk/gtktexttagtable.h>
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#include <gtk/gtktextiter.h>
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#include <gtk/gtktextmark.h>
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#include <gtk/gtktextchild.h>
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G_BEGIN_DECLS
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/*
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* This is the PUBLIC representation of a text buffer.
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* GtkTextBTree is the PRIVATE internal representation of it.
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*/
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/**
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* GtkTextBufferTargetInfo:
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* @GTK_TEXT_BUFFER_TARGET_INFO_BUFFER_CONTENTS: Buffer contents
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* @GTK_TEXT_BUFFER_TARGET_INFO_RICH_TEXT: Rich text
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* @GTK_TEXT_BUFFER_TARGET_INFO_TEXT: Text
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*
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* These values are used as “info” for the targets contained in the
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* lists returned by gtk_text_buffer_get_copy_target_list() and
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* gtk_text_buffer_get_paste_target_list().
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*
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* The values counts down from `-1` to avoid clashes
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* with application added drag destinations which usually start at 0.
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*/
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typedef enum
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{
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GTK_TEXT_BUFFER_TARGET_INFO_BUFFER_CONTENTS = - 1,
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GTK_TEXT_BUFFER_TARGET_INFO_RICH_TEXT = - 2,
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GTK_TEXT_BUFFER_TARGET_INFO_TEXT = - 3
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} GtkTextBufferTargetInfo;
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typedef struct _GtkTextBTree GtkTextBTree;
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#define GTK_TYPE_TEXT_BUFFER (gtk_text_buffer_get_type ())
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#define GTK_TEXT_BUFFER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_TEXT_BUFFER, GtkTextBuffer))
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#define GTK_TEXT_BUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_TEXT_BUFFER, GtkTextBufferClass))
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#define GTK_IS_TEXT_BUFFER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_TEXT_BUFFER))
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#define GTK_IS_TEXT_BUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_TEXT_BUFFER))
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#define GTK_TEXT_BUFFER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_TEXT_BUFFER, GtkTextBufferClass))
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typedef struct _GtkTextBufferPrivate GtkTextBufferPrivate;
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typedef struct _GtkTextBufferClass GtkTextBufferClass;
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struct _GtkTextBuffer
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{
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GObject parent_instance;
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GtkTextBufferPrivate *priv;
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};
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/**
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* GtkTextBufferClass:
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* @parent_class: The object class structure needs to be the first.
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* @insert_text: The class handler for the #GtkTextBuffer::insert-text signal.
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* @insert_paintable: The class handler for the #GtkTextBuffer::insert-paintable signal.
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* @insert_child_anchor: The class handler for the #GtkTextBuffer::insert-child-anchor signal.
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* @delete_range: The class handler for the #GtkTextBuffer::delete-range signal.
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* @changed: The class handler for the #GtkTextBuffer::changed signal.
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* @modified_changed: The class handler for the #GtkTextBuffer::modified-changed signal.
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* @mark_set: The class handler for the #GtkTextBuffer::mark-set signal.
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* @mark_deleted: The class handler for the #GtkTextBuffer::mark-deleted signal.
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* @apply_tag: The class handler for the #GtkTextBuffer::apply-tag signal.
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* @remove_tag: The class handler for the #GtkTextBuffer::remove-tag signal.
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* @begin_user_action: The class handler for the #GtkTextBuffer::begin-user-action signal.
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* @end_user_action: The class handler for the #GtkTextBuffer::end-user-action signal.
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* @paste_done: The class handler for the #GtkTextBuffer::paste-done signal.
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*/
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struct _GtkTextBufferClass
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{
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GObjectClass parent_class;
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void (* insert_text) (GtkTextBuffer *buffer,
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GtkTextIter *pos,
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const gchar *new_text,
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gint new_text_length);
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void (* insert_paintable) (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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GdkPaintable *paintable);
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void (* insert_child_anchor) (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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GtkTextChildAnchor *anchor);
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void (* delete_range) (GtkTextBuffer *buffer,
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GtkTextIter *start,
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GtkTextIter *end);
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void (* changed) (GtkTextBuffer *buffer);
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void (* modified_changed) (GtkTextBuffer *buffer);
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void (* mark_set) (GtkTextBuffer *buffer,
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const GtkTextIter *location,
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GtkTextMark *mark);
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void (* mark_deleted) (GtkTextBuffer *buffer,
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GtkTextMark *mark);
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void (* apply_tag) (GtkTextBuffer *buffer,
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GtkTextTag *tag,
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const GtkTextIter *start,
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const GtkTextIter *end);
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void (* remove_tag) (GtkTextBuffer *buffer,
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GtkTextTag *tag,
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const GtkTextIter *start,
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const GtkTextIter *end);
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void (* begin_user_action) (GtkTextBuffer *buffer);
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void (* end_user_action) (GtkTextBuffer *buffer);
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void (* paste_done) (GtkTextBuffer *buffer,
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GdkClipboard *clipboard);
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void (* undo) (GtkTextBuffer *buffer);
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void (* redo) (GtkTextBuffer *buffer);
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/*< private >*/
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/* Padding for future expansion */
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void (*_gtk_reserved1) (void);
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void (*_gtk_reserved2) (void);
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void (*_gtk_reserved3) (void);
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void (*_gtk_reserved4) (void);
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};
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GDK_AVAILABLE_IN_ALL
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GType gtk_text_buffer_get_type (void) G_GNUC_CONST;
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/* table is NULL to create a new one */
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GDK_AVAILABLE_IN_ALL
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GtkTextBuffer *gtk_text_buffer_new (GtkTextTagTable *table);
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GDK_AVAILABLE_IN_ALL
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gint gtk_text_buffer_get_line_count (GtkTextBuffer *buffer);
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GDK_AVAILABLE_IN_ALL
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gint gtk_text_buffer_get_char_count (GtkTextBuffer *buffer);
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GDK_AVAILABLE_IN_ALL
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GtkTextTagTable* gtk_text_buffer_get_tag_table (GtkTextBuffer *buffer);
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/* Delete whole buffer, then insert */
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_set_text (GtkTextBuffer *buffer,
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const gchar *text,
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gint len);
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/* Insert into the buffer */
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_insert (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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const gchar *text,
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gint len);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_insert_at_cursor (GtkTextBuffer *buffer,
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const gchar *text,
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gint len);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_text_buffer_insert_interactive (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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const gchar *text,
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gint len,
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gboolean default_editable);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_text_buffer_insert_interactive_at_cursor (GtkTextBuffer *buffer,
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const gchar *text,
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gint len,
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gboolean default_editable);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_insert_range (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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const GtkTextIter *start,
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const GtkTextIter *end);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_text_buffer_insert_range_interactive (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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const GtkTextIter *start,
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const GtkTextIter *end,
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gboolean default_editable);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_insert_with_tags (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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const gchar *text,
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gint len,
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GtkTextTag *first_tag,
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...) G_GNUC_NULL_TERMINATED;
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_insert_with_tags_by_name (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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const gchar *text,
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gint len,
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const gchar *first_tag_name,
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...) G_GNUC_NULL_TERMINATED;
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_insert_markup (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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const gchar *markup,
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gint len);
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/* Delete from the buffer */
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_delete (GtkTextBuffer *buffer,
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GtkTextIter *start,
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GtkTextIter *end);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_text_buffer_delete_interactive (GtkTextBuffer *buffer,
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GtkTextIter *start_iter,
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GtkTextIter *end_iter,
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gboolean default_editable);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_text_buffer_backspace (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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gboolean interactive,
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gboolean default_editable);
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/* Obtain strings from the buffer */
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GDK_AVAILABLE_IN_ALL
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gchar *gtk_text_buffer_get_text (GtkTextBuffer *buffer,
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const GtkTextIter *start,
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const GtkTextIter *end,
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gboolean include_hidden_chars);
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GDK_AVAILABLE_IN_ALL
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gchar *gtk_text_buffer_get_slice (GtkTextBuffer *buffer,
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const GtkTextIter *start,
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const GtkTextIter *end,
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gboolean include_hidden_chars);
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/* Insert a paintable */
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_insert_paintable (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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GdkPaintable *paintable);
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/* Insert a child anchor */
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_insert_child_anchor (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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GtkTextChildAnchor *anchor);
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/* Convenience, create and insert a child anchor */
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GDK_AVAILABLE_IN_ALL
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GtkTextChildAnchor *gtk_text_buffer_create_child_anchor (GtkTextBuffer *buffer,
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GtkTextIter *iter);
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/* Mark manipulation */
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_add_mark (GtkTextBuffer *buffer,
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GtkTextMark *mark,
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const GtkTextIter *where);
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GDK_AVAILABLE_IN_ALL
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GtkTextMark *gtk_text_buffer_create_mark (GtkTextBuffer *buffer,
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const gchar *mark_name,
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const GtkTextIter *where,
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gboolean left_gravity);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_move_mark (GtkTextBuffer *buffer,
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GtkTextMark *mark,
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const GtkTextIter *where);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_delete_mark (GtkTextBuffer *buffer,
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GtkTextMark *mark);
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GDK_AVAILABLE_IN_ALL
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GtkTextMark* gtk_text_buffer_get_mark (GtkTextBuffer *buffer,
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const gchar *name);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_move_mark_by_name (GtkTextBuffer *buffer,
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const gchar *name,
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const GtkTextIter *where);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_delete_mark_by_name (GtkTextBuffer *buffer,
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const gchar *name);
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GDK_AVAILABLE_IN_ALL
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GtkTextMark* gtk_text_buffer_get_insert (GtkTextBuffer *buffer);
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GDK_AVAILABLE_IN_ALL
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GtkTextMark* gtk_text_buffer_get_selection_bound (GtkTextBuffer *buffer);
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/* efficiently move insert and selection_bound at the same time */
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_place_cursor (GtkTextBuffer *buffer,
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const GtkTextIter *where);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_select_range (GtkTextBuffer *buffer,
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const GtkTextIter *ins,
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const GtkTextIter *bound);
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/* Tag manipulation */
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_apply_tag (GtkTextBuffer *buffer,
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GtkTextTag *tag,
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const GtkTextIter *start,
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const GtkTextIter *end);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_remove_tag (GtkTextBuffer *buffer,
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GtkTextTag *tag,
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const GtkTextIter *start,
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const GtkTextIter *end);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_apply_tag_by_name (GtkTextBuffer *buffer,
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const gchar *name,
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const GtkTextIter *start,
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const GtkTextIter *end);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_remove_tag_by_name (GtkTextBuffer *buffer,
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const gchar *name,
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const GtkTextIter *start,
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const GtkTextIter *end);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_remove_all_tags (GtkTextBuffer *buffer,
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const GtkTextIter *start,
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const GtkTextIter *end);
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/* You can either ignore the return value, or use it to
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* set the attributes of the tag. tag_name can be NULL
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*/
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GDK_AVAILABLE_IN_ALL
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GtkTextTag *gtk_text_buffer_create_tag (GtkTextBuffer *buffer,
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const gchar *tag_name,
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const gchar *first_property_name,
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...);
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/* Obtain iterators pointed at various places, then you can move the
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* iterator around using the GtkTextIter operators
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*/
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_get_iter_at_line_offset (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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gint line_number,
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gint char_offset);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_get_iter_at_line_index (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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gint line_number,
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gint byte_index);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_get_iter_at_offset (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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gint char_offset);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_get_iter_at_line (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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gint line_number);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_get_start_iter (GtkTextBuffer *buffer,
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GtkTextIter *iter);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_get_end_iter (GtkTextBuffer *buffer,
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GtkTextIter *iter);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_get_bounds (GtkTextBuffer *buffer,
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GtkTextIter *start,
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GtkTextIter *end);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_get_iter_at_mark (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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GtkTextMark *mark);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_get_iter_at_child_anchor (GtkTextBuffer *buffer,
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GtkTextIter *iter,
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GtkTextChildAnchor *anchor);
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/* There's no get_first_iter because you just get the iter for
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line or char 0 */
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/* Used to keep track of whether the buffer needs saving; anytime the
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buffer contents change, the modified flag is turned on. Whenever
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you save, turn it off. Tags and marks do not affect the modified
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flag, but if you would like them to you can connect a handler to
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the tag/mark signals and call set_modified in your handler */
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_text_buffer_get_modified (GtkTextBuffer *buffer);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_set_modified (GtkTextBuffer *buffer,
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gboolean setting);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_text_buffer_get_has_selection (GtkTextBuffer *buffer);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_add_selection_clipboard (GtkTextBuffer *buffer,
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GdkClipboard *clipboard);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_remove_selection_clipboard (GtkTextBuffer *buffer,
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GdkClipboard *clipboard);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_cut_clipboard (GtkTextBuffer *buffer,
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GdkClipboard *clipboard,
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gboolean default_editable);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_copy_clipboard (GtkTextBuffer *buffer,
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GdkClipboard *clipboard);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_buffer_paste_clipboard (GtkTextBuffer *buffer,
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GdkClipboard *clipboard,
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GtkTextIter *override_location,
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gboolean default_editable);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_text_buffer_get_selection_bounds (GtkTextBuffer *buffer,
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GtkTextIter *start,
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GtkTextIter *end);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_text_buffer_delete_selection (GtkTextBuffer *buffer,
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gboolean interactive,
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gboolean default_editable);
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GDK_AVAILABLE_IN_ALL
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GdkContentProvider *
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gtk_text_buffer_get_selection_content (GtkTextBuffer *buffer);
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GDK_AVAILABLE_IN_ALL
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gboolean gtk_text_buffer_get_can_undo (GtkTextBuffer *buffer);
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GDK_AVAILABLE_IN_ALL
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|
gboolean gtk_text_buffer_get_can_redo (GtkTextBuffer *buffer);
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|
GDK_AVAILABLE_IN_ALL
|
|
gboolean gtk_text_buffer_get_enable_undo (GtkTextBuffer *buffer);
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GDK_AVAILABLE_IN_ALL
|
|
void gtk_text_buffer_set_enable_undo (GtkTextBuffer *buffer,
|
|
gboolean enable_undo);
|
|
GDK_AVAILABLE_IN_ALL
|
|
guint gtk_text_buffer_get_max_undo_levels (GtkTextBuffer *buffer);
|
|
GDK_AVAILABLE_IN_ALL
|
|
void gtk_text_buffer_set_max_undo_levels (GtkTextBuffer *buffer,
|
|
guint max_undo_levels);
|
|
GDK_AVAILABLE_IN_ALL
|
|
void gtk_text_buffer_undo (GtkTextBuffer *buffer);
|
|
GDK_AVAILABLE_IN_ALL
|
|
void gtk_text_buffer_redo (GtkTextBuffer *buffer);
|
|
GDK_AVAILABLE_IN_ALL
|
|
void gtk_text_buffer_begin_irreversible_action (GtkTextBuffer *buffer);
|
|
GDK_AVAILABLE_IN_ALL
|
|
void gtk_text_buffer_end_irreversible_action (GtkTextBuffer *buffer);
|
|
GDK_AVAILABLE_IN_ALL
|
|
void gtk_text_buffer_begin_user_action (GtkTextBuffer *buffer);
|
|
GDK_AVAILABLE_IN_ALL
|
|
void gtk_text_buffer_end_user_action (GtkTextBuffer *buffer);
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|
|
|
|
|
G_END_DECLS
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|
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|
#endif
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