gio/gappinfo.h

   1 /* GIO - GLib Input, Output and Streaming Library
   2  *
   3  * Copyright (C) 2006-2007 Red Hat, Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General
  16  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
  17  *
  18  * Author: Alexander Larsson <alexl@redhat.com>
  19  */
  20
  21 #ifndef __G_APP_INFO_H__
  22 #define __G_APP_INFO_H__
  23
  24 #if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
  25 #error "Only <gio/gio.h> can be included directly."
  26 #endif
  27
  28 #include <gio/giotypes.h>
  29
  30 G_BEGIN_DECLS
  31
  32 #define G_TYPE_APP_INFO            (g_app_info_get_type ())
  33 #define G_APP_INFO(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), G_TYPE_APP_INFO, GAppInfo))
  34 #define G_IS_APP_INFO(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), G_TYPE_APP_INFO))
  35 #define G_APP_INFO_GET_IFACE(obj)  (G_TYPE_INSTANCE_GET_INTERFACE ((obj), G_TYPE_APP_INFO, GAppInfoIface))
  36
  37 #define G_TYPE_APP_LAUNCH_CONTEXT         (g_app_launch_context_get_type ())
  38 #define G_APP_LAUNCH_CONTEXT(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_APP_LAUNCH_CONTEXT, GAppLaunchContext))
  39 #define G_APP_LAUNCH_CONTEXT_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST((k), G_TYPE_APP_LAUNCH_CONTEXT, GAppLaunchContextClass))
  40 #define G_IS_APP_LAUNCH_CONTEXT(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_APP_LAUNCH_CONTEXT))
  41 #define G_IS_APP_LAUNCH_CONTEXT_CLASS(k)  (G_TYPE_CHECK_CLASS_TYPE ((k), G_TYPE_APP_LAUNCH_CONTEXT))
  42 #define G_APP_LAUNCH_CONTEXT_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_TYPE_APP_LAUNCH_CONTEXT, GAppLaunchContextClass))
  43
  44 typedef struct _GAppLaunchContextClass   GAppLaunchContextClass;
  45 typedef struct _GAppLaunchContextPrivate GAppLaunchContextPrivate;
  46
  47 /**
  48  * GAppInfo:
  49  *
  50  * Information about an installed application and methods to launch
  51  * it (with file arguments).
  52  */
  53
  54 /**
  55  * GAppInfoIface:
  56  * @g_iface: The parent interface.
  57  * @dup: Copies a #GAppInfo.
  58  * @equal: Checks two #GAppInfos for equality.
  59  * @get_id: Gets a string identifier for a #GAppInfo.
  60  * @get_name: Gets the name of the application for a #GAppInfo.
  61  * @get_description: Gets a short description for the application described by the #GAppInfo.
  62  * @get_executable: Gets the executable name for the #GAppInfo.
  63  * @get_icon: Gets the #GIcon for the #GAppInfo.
  64  * @launch: Launches an application specified by the #GAppInfo.
  65  * @supports_uris: Indicates whether the application specified supports launching URIs.
  66  * @supports_files: Indicates whether the application specified accepts filename arguments.
  67  * @launch_uris: Launches an application with a list of URIs.
  68  * @should_show: Returns whether an application should be shown (e.g. when getting a list of installed applications).
  69  * <ulink url="http://standards.freedesktop.org/startup-notification-spec/startup-notification-latest.txt">
  70  * <citetitle>FreeDesktop.Org Startup Notification Specification</citetitle></ulink>.
  71  * @set_as_default_for_type: Sets an application as default for a given content type.
  72  * @set_as_default_for_extension: Sets an application as default for a given file extension.
  73  * @add_supports_type: Adds to the #GAppInfo information about supported file types.
  74  * @can_remove_supports_type: Checks for support for removing supported file types from a #GAppInfo.
  75  * @remove_supports_type: Removes a supported application type from a #GAppInfo.
  76  * @can_delete: Checks if a #GAppInfo can be deleted. Since 2.20
  77  * @do_delete: Deletes a #GAppInfo. Since 2.20
  78  * @get_commandline: Gets the commandline for the #GAppInfo. Since 2.20
  79  * @get_display_name: Gets the display name for the #GAppInfo. Since 2.24
  80  * @set_as_last_used_for_type: Sets the application as the last used. See g_app_info_set_as_last_used_for_type().
  81  * @get_supported_types: Retrieves the list of content types that @app_info claims to support.
  82  *
  83  * Application Information interface, for operating system portability.
  84  */
  85 typedef struct _GAppInfoIface    GAppInfoIface;
  86
  87 struct _GAppInfoIface
  88 {
  89   GTypeInterface g_iface;
  90
  91   /* Virtual Table */
  92
  93   GAppInfo *   (* dup)                          (GAppInfo           *appinfo);
  94   gboolean     (* equal)                        (GAppInfo           *appinfo1,
  95                                                  GAppInfo           *appinfo2);
  96   const char * (* get_id)                       (GAppInfo           *appinfo);
  97   const char * (* get_name)                     (GAppInfo           *appinfo);
  98   const char * (* get_description)              (GAppInfo           *appinfo);
  99   const char * (* get_executable)               (GAppInfo           *appinfo);
 100   GIcon *      (* get_icon)                     (GAppInfo           *appinfo);
 101   gboolean     (* launch)                       (GAppInfo           *appinfo,
 102                                                  GList              *files,
 103                                                  GAppLaunchContext  *launch_context,
 104                                                  GError            **error);
 105   gboolean     (* supports_uris)                (GAppInfo           *appinfo);
 106   gboolean     (* supports_files)               (GAppInfo           *appinfo);
 107   gboolean     (* launch_uris)                  (GAppInfo           *appinfo,
 108                                                  GList              *uris,
 109                                                  GAppLaunchContext  *launch_context,
 110                                                  GError            **error);
 111   gboolean     (* should_show)                  (GAppInfo           *appinfo);
 112
 113   /* For changing associations */
 114   gboolean     (* set_as_default_for_type)      (GAppInfo           *appinfo,
 115                                                  const char         *content_type,
 116                                                  GError            **error);
 117   gboolean     (* set_as_default_for_extension) (GAppInfo           *appinfo,
 118                                                  const char         *extension,
 119                                                  GError            **error);
 120   gboolean     (* add_supports_type)            (GAppInfo           *appinfo,
 121                                                  const char         *content_type,
 122                                                  GError            **error);
 123   gboolean     (* can_remove_supports_type)     (GAppInfo           *appinfo);
 124   gboolean     (* remove_supports_type)         (GAppInfo           *appinfo,
 125                                                  const char         *content_type,
 126                                                  GError            **error);
 127   gboolean     (* can_delete)                   (GAppInfo           *appinfo);
 128   gboolean     (* do_delete)                    (GAppInfo           *appinfo);
 129   const char * (* get_commandline)              (GAppInfo           *appinfo);
 130   const char * (* get_display_name)             (GAppInfo           *appinfo);
 131   gboolean     (* set_as_last_used_for_type)    (GAppInfo           *appinfo,
 132                                                  const char         *content_type,
 133                                                  GError            **error);
 134   const char ** (* get_supported_types)         (GAppInfo           *appinfo);
 135 };
 136
 137 GLIB_AVAILABLE_IN_ALL
 138 GType       g_app_info_get_type                     (void) G_GNUC_CONST;
 139 GLIB_AVAILABLE_IN_ALL
 140 GAppInfo *  g_app_info_create_from_commandline      (const char           *commandline,
 141                                                      const char           *application_name,
 142                                                      GAppInfoCreateFlags   flags,
 143                                                      GError              **error);
 144 GLIB_AVAILABLE_IN_ALL
 145 GAppInfo *  g_app_info_dup                          (GAppInfo             *appinfo);
 146 GLIB_AVAILABLE_IN_ALL
 147 gboolean    g_app_info_equal                        (GAppInfo             *appinfo1,
 148                                                      GAppInfo             *appinfo2);
 149 GLIB_AVAILABLE_IN_ALL
 150 const char *g_app_info_get_id                       (GAppInfo             *appinfo);
 151 GLIB_AVAILABLE_IN_ALL
 152 const char *g_app_info_get_name                     (GAppInfo             *appinfo);
 153 GLIB_AVAILABLE_IN_ALL
 154 const char *g_app_info_get_display_name             (GAppInfo             *appinfo);
 155 GLIB_AVAILABLE_IN_ALL
 156 const char *g_app_info_get_description              (GAppInfo             *appinfo);
 157 GLIB_AVAILABLE_IN_ALL
 158 const char *g_app_info_get_executable               (GAppInfo             *appinfo);
 159 GLIB_AVAILABLE_IN_ALL
 160 const char *g_app_info_get_commandline              (GAppInfo             *appinfo);
 161 GLIB_AVAILABLE_IN_ALL
 162 GIcon *     g_app_info_get_icon                     (GAppInfo             *appinfo);
 163 GLIB_AVAILABLE_IN_ALL
 164 gboolean    g_app_info_launch                       (GAppInfo             *appinfo,
 165                                                      GList                *files,
 166                                                      GAppLaunchContext    *launch_context,
 167                                                      GError              **error);
 168 GLIB_AVAILABLE_IN_ALL
 169 gboolean    g_app_info_supports_uris                (GAppInfo             *appinfo);
 170 GLIB_AVAILABLE_IN_ALL
 171 gboolean    g_app_info_supports_files               (GAppInfo             *appinfo);
 172 GLIB_AVAILABLE_IN_ALL
 173 gboolean    g_app_info_launch_uris                  (GAppInfo             *appinfo,
 174                                                      GList                *uris,
 175                                                      GAppLaunchContext    *launch_context,
 176                                                      GError              **error);
 177 GLIB_AVAILABLE_IN_ALL
 178 gboolean    g_app_info_should_show                  (GAppInfo             *appinfo);
 179
 180 GLIB_AVAILABLE_IN_ALL
 181 gboolean    g_app_info_set_as_default_for_type      (GAppInfo             *appinfo,
 182                                                      const char           *content_type,
 183                                                      GError              **error);
 184 GLIB_AVAILABLE_IN_ALL
 185 gboolean    g_app_info_set_as_default_for_extension (GAppInfo             *appinfo,
 186                                                      const char           *extension,
 187                                                      GError              **error);
 188 GLIB_AVAILABLE_IN_ALL
 189 gboolean    g_app_info_add_supports_type            (GAppInfo             *appinfo,
 190                                                      const char           *content_type,
 191                                                      GError              **error);
 192 GLIB_AVAILABLE_IN_ALL
 193 gboolean    g_app_info_can_remove_supports_type     (GAppInfo             *appinfo);
 194 GLIB_AVAILABLE_IN_ALL
 195 gboolean    g_app_info_remove_supports_type         (GAppInfo             *appinfo,
 196                                                      const char           *content_type,
 197                                                      GError              **error);
 198 GLIB_AVAILABLE_IN_2_34
 199 const char **g_app_info_get_supported_types         (GAppInfo             *appinfo);
 200
 201 GLIB_AVAILABLE_IN_ALL
 202 gboolean    g_app_info_can_delete                   (GAppInfo   *appinfo);
 203 GLIB_AVAILABLE_IN_ALL
 204 gboolean    g_app_info_delete                       (GAppInfo   *appinfo);
 205
 206 GLIB_AVAILABLE_IN_ALL
 207 gboolean    g_app_info_set_as_last_used_for_type    (GAppInfo             *appinfo,
 208                                                      const char           *content_type,
 209                                                      GError              **error);
 210
 211 GLIB_AVAILABLE_IN_ALL
 212 GList *   g_app_info_get_all                     (void);
 213 GLIB_AVAILABLE_IN_ALL
 214 GList *   g_app_info_get_all_for_type            (const char  *content_type);
 215 GLIB_AVAILABLE_IN_ALL
 216 GList *   g_app_info_get_recommended_for_type    (const gchar *content_type);
 217 GLIB_AVAILABLE_IN_ALL
 218 GList *   g_app_info_get_fallback_for_type       (const gchar *content_type);
 219
 220 GLIB_AVAILABLE_IN_ALL
 221 void      g_app_info_reset_type_associations     (const char  *content_type);
 222 GLIB_AVAILABLE_IN_ALL
 223 GAppInfo *g_app_info_get_default_for_type        (const char  *content_type,
 224                                                   gboolean     must_support_uris);
 225 GLIB_AVAILABLE_IN_ALL
 226 GAppInfo *g_app_info_get_default_for_uri_scheme  (const char  *uri_scheme);
 227
 228 GLIB_AVAILABLE_IN_ALL
 229 gboolean  g_app_info_launch_default_for_uri      (const char              *uri,
 230                                                   GAppLaunchContext       *launch_context,
 231                                                   GError                 **error);
 232
 233 GLIB_AVAILABLE_IN_2_50
 234 void      g_app_info_launch_default_for_uri_async  (const char           *uri,
 235                                                     GAppLaunchContext    *launch_context,
 236                                                     GCancellable         *cancellable,
 237                                                     GAsyncReadyCallback   callback,
 238                                                     gpointer              user_data);
 239 GLIB_AVAILABLE_IN_2_50
 240 gboolean  g_app_info_launch_default_for_uri_finish (GAsyncResult         *result,
 241                                                     GError              **error);
 242
 243
 244 /**
 245  * GAppLaunchContext:
 246  *
 247  * Integrating the launch with the launching application. This is used to
 248  * handle for instance startup notification and launching the new application
 249  * on the same screen as the launching window.
 250  */
 251 struct _GAppLaunchContext
 252 {
 253   GObject parent_instance;
 254
 255   /*< private >*/
 256   GAppLaunchContextPrivate *priv;
 257 };
 258
 259 struct _GAppLaunchContextClass
 260 {
 261   GObjectClass parent_class;
 262
 263   char * (* get_display)           (GAppLaunchContext *context,
 264                                     GAppInfo          *info,
 265                                     GList             *files);
 266   char * (* get_startup_notify_id) (GAppLaunchContext *context,
 267                                     GAppInfo          *info,
 268                                     GList             *files);
 269   void   (* launch_failed)         (GAppLaunchContext *context,
 270                                     const char        *startup_notify_id);
 271   void   (* launched)              (GAppLaunchContext *context,
 272                                     GAppInfo          *info,
 273                                     GVariant          *platform_data);
 274
 275   /* Padding for future expansion */
 276   void (*_g_reserved1) (void);
 277   void (*_g_reserved2) (void);
 278   void (*_g_reserved3) (void);
 279   void (*_g_reserved4) (void);
 280 };
 281
 282 GLIB_AVAILABLE_IN_ALL
 283 GType              g_app_launch_context_get_type              (void) G_GNUC_CONST;
 284 GLIB_AVAILABLE_IN_ALL
 285 GAppLaunchContext *g_app_launch_context_new                   (void);
 286
 287 GLIB_AVAILABLE_IN_2_32
 288 void               g_app_launch_context_setenv                (GAppLaunchContext *context,
 289                                                                const char        *variable,
 290                                                                const char        *value);
 291 GLIB_AVAILABLE_IN_2_32
 292 void               g_app_launch_context_unsetenv              (GAppLaunchContext *context,
 293                                                                const char        *variable);
 294 GLIB_AVAILABLE_IN_2_32
 295 char **            g_app_launch_context_get_environment       (GAppLaunchContext *context);
 296
 297 GLIB_AVAILABLE_IN_ALL
 298 char *             g_app_launch_context_get_display           (GAppLaunchContext *context,
 299                                                                GAppInfo          *info,
 300                                                                GList             *files);
 301 GLIB_AVAILABLE_IN_ALL
 302 char *             g_app_launch_context_get_startup_notify_id (GAppLaunchContext *context,
 303                                                                GAppInfo          *info,
 304                                                                GList             *files);
 305 GLIB_AVAILABLE_IN_ALL
 306 void               g_app_launch_context_launch_failed         (GAppLaunchContext *context,
 307                                                                const char *       startup_notify_id);
 308
 309 #define G_TYPE_APP_INFO_MONITOR                             (g_app_info_monitor_get_type ())
 310 #define G_APP_INFO_MONITOR(inst)                            (G_TYPE_CHECK_INSTANCE_CAST ((inst),                     \
 311                                                              G_TYPE_APP_INFO_MONITOR, GAppInfoMonitor))
 312 #define G_IS_APP_INFO_MONITOR(inst)                         (G_TYPE_CHECK_INSTANCE_TYPE ((inst),                     \
 313                                                              G_TYPE_APP_INFO_MONITOR))
 314
 315 typedef struct _GAppInfoMonitor                             GAppInfoMonitor;
 316
 317 GLIB_AVAILABLE_IN_2_40
 318 GType                   g_app_info_monitor_get_type                     (void);
 319
 320 GLIB_AVAILABLE_IN_2_40
 321 GAppInfoMonitor *       g_app_info_monitor_get                          (void);
 322
 323 G_END_DECLS
 324
 325 #endif /* __G_APP_INFO_H__ */