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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; coding: utf-8 -*- */
/*
* This file is part of GtkSourceView
*
* Copyright (C) 2016 - Sébastien Wilmet <swilmet@gnome.org>
*
* GtkSourceView is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* GtkSourceView 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "gtksourcebufferinternal.h"
#include "gtksourcebuffer.h"
#include "gtksourcesearchcontext.h"
/* A private extension of GtkSourceBuffer, to add private signals and
* properties.
*/
struct _GtkSourceBufferInternal
{
GObject parent_instance;
};
enum
{
SIGNAL_SEARCH_START,
N_SIGNALS
};
#define GTK_SOURCE_BUFFER_INTERNAL_KEY "gtk-source-buffer-internal-key"
static guint signals[N_SIGNALS];
G_DEFINE_TYPE (GtkSourceBufferInternal, _gtk_source_buffer_internal, G_TYPE_OBJECT)
static void
_gtk_source_buffer_internal_class_init (GtkSourceBufferInternalClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
/*
* GtkSourceBufferInternal::search-start:
* @buffer_internal: the object that received the signal.
* @search_context: the #GtkSourceSearchContext.
*
* The ::search-start signal is emitted when a search is starting.
*/
signals[SIGNAL_SEARCH_START] =
g_signal_new ("search-start",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
0,
NULL, NULL, NULL,
G_TYPE_NONE,
1, GTK_SOURCE_TYPE_SEARCH_CONTEXT);
}
static void
_gtk_source_buffer_internal_init (GtkSourceBufferInternal *buffer_internal)
{
}
/*
* _gtk_source_buffer_internal_get_from_buffer:
* @buffer: a #GtkSourceBuffer.
*
* Returns the #GtkSourceBufferInternal object of @buffer. The returned object
* is guaranteed to be the same for the lifetime of @buffer.
*
* Returns: (transfer none): the #GtkSourceBufferInternal object of @buffer.
*/
GtkSourceBufferInternal *
_gtk_source_buffer_internal_get_from_buffer (GtkSourceBuffer *buffer)
{
GtkSourceBufferInternal *buffer_internal;
g_return_val_if_fail (GTK_SOURCE_IS_BUFFER (buffer), NULL);
buffer_internal = g_object_get_data (G_OBJECT (buffer), GTK_SOURCE_BUFFER_INTERNAL_KEY);
if (buffer_internal == NULL)
{
buffer_internal = g_object_new (GTK_SOURCE_TYPE_BUFFER_INTERNAL, NULL);
g_object_set_data_full (G_OBJECT (buffer),
GTK_SOURCE_BUFFER_INTERNAL_KEY,
buffer_internal,
g_object_unref);
}
g_return_val_if_fail (GTK_SOURCE_IS_BUFFER_INTERNAL (buffer_internal), NULL);
return buffer_internal;
}
void
_gtk_source_buffer_internal_emit_search_start (GtkSourceBufferInternal *buffer_internal,
GtkSourceSearchContext *search_context)
{
g_return_if_fail (GTK_SOURCE_IS_BUFFER_INTERNAL (buffer_internal));
g_return_if_fail (GTK_SOURCE_IS_SEARCH_CONTEXT (search_context));
g_signal_emit (buffer_internal,
signals[SIGNAL_SEARCH_START],
0,
search_context);
}
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