gloadableicon.h 3.5 KB

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  1. /* GIO - GLib Input, Output and Streaming Library
  2. *
  3. * Copyright (C) 2006-2007 Red Hat, Inc.
  4. *
  5. * SPDX-License-Identifier: LGPL-2.1-or-later
  6. *
  7. * This library is free software; you can redistribute it and/or
  8. * modify it under the terms of the GNU Lesser General Public
  9. * License as published by the Free Software Foundation; either
  10. * version 2.1 of the License, or (at your option) any later version.
  11. *
  12. * This library is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  15. * Lesser General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU Lesser General
  18. * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
  19. *
  20. * Author: Alexander Larsson <alexl@redhat.com>
  21. */
  22. #ifndef __G_LOADABLE_ICON_H__
  23. #define __G_LOADABLE_ICON_H__
  24. #if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
  25. #error "Only <gio/gio.h> can be included directly."
  26. #endif
  27. #include <gio/giotypes.h>
  28. G_BEGIN_DECLS
  29. #define G_TYPE_LOADABLE_ICON (g_loadable_icon_get_type ())
  30. #define G_LOADABLE_ICON(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), G_TYPE_LOADABLE_ICON, GLoadableIcon))
  31. #define G_IS_LOADABLE_ICON(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), G_TYPE_LOADABLE_ICON))
  32. #define G_LOADABLE_ICON_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), G_TYPE_LOADABLE_ICON, GLoadableIconIface))
  33. typedef struct _GLoadableIconIface GLoadableIconIface;
  34. /**
  35. * GLoadableIconIface:
  36. * @g_iface: The parent interface.
  37. * @load: Loads an icon.
  38. * @load_async: Loads an icon asynchronously.
  39. * @load_finish: Finishes an asynchronous icon load.
  40. *
  41. * Interface for icons that can be loaded as a stream.
  42. **/
  43. struct _GLoadableIconIface
  44. {
  45. GTypeInterface g_iface;
  46. /* Virtual Table */
  47. GInputStream * (* load) (GLoadableIcon *icon,
  48. int size,
  49. char **type,
  50. GCancellable *cancellable,
  51. GError **error);
  52. void (* load_async) (GLoadableIcon *icon,
  53. int size,
  54. GCancellable *cancellable,
  55. GAsyncReadyCallback callback,
  56. gpointer user_data);
  57. GInputStream * (* load_finish) (GLoadableIcon *icon,
  58. GAsyncResult *res,
  59. char **type,
  60. GError **error);
  61. };
  62. GIO_AVAILABLE_IN_ALL
  63. GType g_loadable_icon_get_type (void) G_GNUC_CONST;
  64. GIO_AVAILABLE_IN_ALL
  65. GInputStream *g_loadable_icon_load (GLoadableIcon *icon,
  66. int size,
  67. char **type,
  68. GCancellable *cancellable,
  69. GError **error);
  70. GIO_AVAILABLE_IN_ALL
  71. void g_loadable_icon_load_async (GLoadableIcon *icon,
  72. int size,
  73. GCancellable *cancellable,
  74. GAsyncReadyCallback callback,
  75. gpointer user_data);
  76. GIO_AVAILABLE_IN_ALL
  77. GInputStream *g_loadable_icon_load_finish (GLoadableIcon *icon,
  78. GAsyncResult *res,
  79. char **type,
  80. GError **error);
  81. G_END_DECLS
  82. #endif /* __G_LOADABLE_ICON_H__ */