gtk2/gdk/gdkcontentdeserializer.h

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/* GTK - The GIMP Toolkit
* Copyright (C) 2017 Benjamin Otte
*
* This library 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 of the License, or (at your option) any later version.
*
* This library 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/>.
*/
#ifndef __GTK_CONTENT_DESERIALIZER_H__
#define __GTK_CONTENT_DESERIALIZER_H__
#if !defined (__GDK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gdk/gdk.h> can be included directly."
#endif
#include <gdk/gdkversionmacros.h>
#include <gdk/gdktypes.h>
G_BEGIN_DECLS
#define GDK_TYPE_CONTENT_DESERIALIZER (gdk_content_deserializer_get_type ())
#define GDK_CONTENT_DESERIALIZER(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_CONTENT_DESERIALIZER, GdkContentDeserializer))
#define GDK_IS_CONTENT_DESERIALIZER(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_CONTENT_DESERIALIZER))
/**
* GdkContentDeserializer:
*
* Should not be accessed directly.
*/
typedef struct _GdkContentDeserializer GdkContentDeserializer;
/**
* GdkContentDeserializeFunc:
* @deserializer: a #GdkContentDeserializer
*
* The type of a function that can be registered with gdk_content_register_deserializer().
* When the function gets called to operate on content, it can call functions on the
* @deserializer object to obtain the mime type, input stream, user data, etc. for its
* operation.
*/
typedef void (* GdkContentDeserializeFunc) (GdkContentDeserializer *deserializer);
GDK_AVAILABLE_IN_ALL
GType gdk_content_deserializer_get_type (void) G_GNUC_CONST;
GDK_AVAILABLE_IN_ALL
const char * gdk_content_deserializer_get_mime_type (GdkContentDeserializer *deserializer);
GDK_AVAILABLE_IN_ALL
GType gdk_content_deserializer_get_gtype (GdkContentDeserializer *deserializer);
GDK_AVAILABLE_IN_ALL
GValue * gdk_content_deserializer_get_value (GdkContentDeserializer *deserializer);
GDK_AVAILABLE_IN_ALL
GInputStream * gdk_content_deserializer_get_input_stream (GdkContentDeserializer *deserializer);
GDK_AVAILABLE_IN_ALL
int gdk_content_deserializer_get_priority (GdkContentDeserializer *deserializer);
GDK_AVAILABLE_IN_ALL
GCancellable * gdk_content_deserializer_get_cancellable (GdkContentDeserializer *deserializer);
GDK_AVAILABLE_IN_ALL
gpointer gdk_content_deserializer_get_user_data (GdkContentDeserializer *deserializer);
GDK_AVAILABLE_IN_ALL
void gdk_content_deserializer_set_task_data (GdkContentDeserializer *deserializer,
gpointer data,
GDestroyNotify notify);
GDK_AVAILABLE_IN_ALL
gpointer gdk_content_deserializer_get_task_data (GdkContentDeserializer *deserializer);
GDK_AVAILABLE_IN_ALL
void gdk_content_deserializer_return_success (GdkContentDeserializer *deserializer);
GDK_AVAILABLE_IN_ALL
void gdk_content_deserializer_return_error (GdkContentDeserializer *deserializer,
GError *error);
GDK_AVAILABLE_IN_ALL
GdkContentFormats * gdk_content_formats_union_deserialize_gtypes (GdkContentFormats *formats);
GDK_AVAILABLE_IN_ALL
GdkContentFormats * gdk_content_formats_union_deserialize_mime_types(GdkContentFormats *formats);
GDK_AVAILABLE_IN_ALL
void gdk_content_register_deserializer (const char *mime_type,
GType type,
GdkContentDeserializeFunc deserialize,
gpointer data,
GDestroyNotify notify);
GDK_AVAILABLE_IN_ALL
void gdk_content_deserialize_async (GInputStream *stream,
const char *mime_type,
GType type,
int io_priority,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data);
GDK_AVAILABLE_IN_ALL
gboolean gdk_content_deserialize_finish (GAsyncResult *result,
GValue *value,
GError **error);
G_END_DECLS
#endif /* __GDK_CONTENT_DESERIALIZER_H__ */