127 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			127 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* gtkrichtext.h
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 *
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 * Copyright (C) 2006 Imendio AB
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 * Contact: Michael Natterer <mitch@imendio.com>
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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 Library 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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 * Library General Public License for more details.
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 *
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 * You should have received a copy of the GNU Library 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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#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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#ifndef __GTK_TEXT_BUFFER_RICH_TEXT_H__
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#define __GTK_TEXT_BUFFER_RICH_TEXT_H__
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#include <gtk/gtktextbuffer.h>
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G_BEGIN_DECLS
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/**
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 * GtkTextBufferSerializeFunc:
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 * @register_buffer: the #GtkTextBuffer for which the format is registered
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 * @content_buffer: the #GtkTextBuffer to serialize
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 * @start: start of the block of text to serialize
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 * @end: end of the block of text to serialize
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 * @length: Return location for the length of the serialized data
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 * @user_data: user data that was specified when registering the format
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 *
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 * A function that is called to serialize the content of a text buffer.
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 * It must return the serialized form of the content.
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 *
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 * Returns: a newly-allocated array of guint8 which contains the serialized
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 *   data, or %NULL if an error occurred
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 */
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typedef guint8 * (* GtkTextBufferSerializeFunc)   (GtkTextBuffer     *register_buffer,
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                                                   GtkTextBuffer     *content_buffer,
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                                                   const GtkTextIter *start,
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                                                   const GtkTextIter *end,
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                                                   gsize             *length,
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                                                   gpointer           user_data);
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/**
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 * GtkTextBufferDeserializeFunc:
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 * @register_buffer: the #GtkTextBuffer the format is registered with
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 * @content_buffer: the #GtkTextBuffer to deserialize into
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 * @iter: insertion point for the deserialized text
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 * @data: data to deserialize
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 * @length: length of %data
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 * @create_tags: %TRUE if deserializing may create tags
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 * @user_data: user data that was specified when registering the format
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 * @error: return location for a #GError
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 *
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 * A function that is called to deserialize rich text that has been
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 * serialized with gtk_text_buffer_serialize(), and insert it at @iter.
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 *
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 * Returns: %TRUE on success, %FALSE otherwise
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 */
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typedef gboolean (* GtkTextBufferDeserializeFunc) (GtkTextBuffer     *register_buffer,
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                                                   GtkTextBuffer     *content_buffer,
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                                                   GtkTextIter       *iter,
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                                                   const guint8      *data,
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                                                   gsize              length,
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                                                   gboolean           create_tags,
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                                                   gpointer           user_data,
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                                                   GError           **error);
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GdkAtom   gtk_text_buffer_register_serialize_format   (GtkTextBuffer                *buffer,
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                                                       const gchar                  *mime_type,
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                                                       GtkTextBufferSerializeFunc    function,
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                                                       gpointer                      user_data,
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                                                       GDestroyNotify                user_data_destroy);
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GdkAtom   gtk_text_buffer_register_serialize_tagset   (GtkTextBuffer                *buffer,
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                                                       const gchar                  *tagset_name);
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GdkAtom   gtk_text_buffer_register_deserialize_format (GtkTextBuffer                *buffer,
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                                                       const gchar                  *mime_type,
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                                                       GtkTextBufferDeserializeFunc  function,
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                                                       gpointer                      user_data,
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                                                       GDestroyNotify                user_data_destroy);
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GdkAtom   gtk_text_buffer_register_deserialize_tagset (GtkTextBuffer                *buffer,
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                                                       const gchar                  *tagset_name);
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void    gtk_text_buffer_unregister_serialize_format   (GtkTextBuffer                *buffer,
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                                                       GdkAtom                       format);
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void    gtk_text_buffer_unregister_deserialize_format (GtkTextBuffer                *buffer,
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                                                       GdkAtom                       format);
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void     gtk_text_buffer_deserialize_set_can_create_tags (GtkTextBuffer             *buffer,
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                                                          GdkAtom                    format,
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                                                          gboolean                   can_create_tags);
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gboolean gtk_text_buffer_deserialize_get_can_create_tags (GtkTextBuffer             *buffer,
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                                                          GdkAtom                    format);
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GdkAtom * gtk_text_buffer_get_serialize_formats       (GtkTextBuffer                *buffer,
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                                                       gint                         *n_formats);
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GdkAtom * gtk_text_buffer_get_deserialize_formats     (GtkTextBuffer                *buffer,
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                                                       gint                         *n_formats);
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guint8  * gtk_text_buffer_serialize                   (GtkTextBuffer                *register_buffer,
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                                                       GtkTextBuffer                *content_buffer,
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                                                       GdkAtom                       format,
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                                                       const GtkTextIter            *start,
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                                                       const GtkTextIter            *end,
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                                                       gsize                        *length);
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gboolean  gtk_text_buffer_deserialize                 (GtkTextBuffer                *register_buffer,
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                                                       GtkTextBuffer                *content_buffer,
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                                                       GdkAtom                       format,
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                                                       GtkTextIter                  *iter,
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                                                       const guint8                 *data,
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                                                       gsize                         length,
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                                                       GError                      **error);
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G_END_DECLS
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#endif /* __GTK_TEXT_BUFFER_RICH_TEXT_H__ */
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