hythmbox-2.98/plugins/generic-player/rb-generic-player-plugin.c

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  1 /*
  2  * rb-generic-player-plugin.c
  3  *
  4  * Copyright (C) 2006  Jonathan Matthew
  5  *
  6  * This program is free software; you can redistribute it and/or modify
  7  * it under the terms of the GNU General Public License as published by
  8  * the Free Software Foundation; either version 2, or (at your option)
  9  * any later version.
 10  *
 11  *  The Rhythmbox authors hereby grant permission for non-GPL compatible
 12  *  GStreamer plugins to be used and distributed together with GStreamer
 13  *  and Rhythmbox. This permission is above and beyond the permissions granted
 14  *  by the GPL license by which Rhythmbox is covered. If you modify this code
 15  *  you may extend this exception to your version of the code, but you are not
 16  *  obligated to do so. If you do not wish to do so, delete this exception
 17  *  statement from your version.
 18  *
 19  * This program is distributed in the hope that it will be useful,
 20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 22  * GNU General Public License for more details.
 23  *
 24  * You should have received a copy of the GNU General Public License
 25  * along with this program; if not, write to the Free Software
 26  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA.
 27  */
 28 
 29 #define __EXTENSIONS__
 30 
 31 #ifdef HAVE_CONFIG_H
 32 #include <config.h>
 33 #endif
 34 
 35 #include <string.h> /* For strlen */
 36 #include <glib/gi18n-lib.h>
 37 #include <gmodule.h>
 38 #include <gtk/gtk.h>
 39 #include <glib.h>
 40 #include <glib-object.h>
 41 
 42 #include "rb-plugin-macros.h"
 43 #include "rb-debug.h"
 44 #include "rb-shell.h"
 45 #include "rb-dialog.h"
 46 #include "rb-removable-media-manager.h"
 47 #include "rb-generic-player-source.h"
 48 #include "rb-generic-player-playlist-source.h"
 49 #include "rb-file-helpers.h"
 50 #include "rb-stock-icons.h"
 51 #include "rb-nokia770-source.h"
 52 #include "rb-psp-source.h"
 53 #include "rb-display-page-tree.h"
 54 
 55 
 56 #define RB_TYPE_GENERIC_PLAYER_PLUGIN		(rb_generic_player_plugin_get_type ())
 57 #define RB_GENERIC_PLAYER_PLUGIN(o)		(G_TYPE_CHECK_INSTANCE_CAST ((o), RB_TYPE_GENERIC_PLAYER_PLUGIN, RBGenericPlayerPlugin))
 58 #define RB_GENERIC_PLAYER_PLUGIN_CLASS(k)	(G_TYPE_CHECK_CLASS_CAST((k), RB_TYPE_GENERIC_PLAYER_PLUGIN, RBGenericPlayerPluginClass))
 59 #define RB_IS_GENERIC_PLAYER_PLUGIN(o)		(G_TYPE_CHECK_INSTANCE_TYPE ((o), RB_TYPE_GENERIC_PLAYER_PLUGIN))
 60 #define RB_IS_GENERIC_PLAYER_PLUGIN_CLASS(k)	(G_TYPE_CHECK_CLASS_TYPE ((k), RB_TYPE_GENERIC_PLAYER_PLUGIN))
 61 #define RB_GENERIC_PLAYER_PLUGIN_GET_CLASS(o)	(G_TYPE_INSTANCE_GET_CLASS ((o), RB_TYPE_GENERIC_PLAYER_PLUGIN, RBGenericPlayerPluginClass))
 62 
 63 typedef struct
 64 {
 65 	PeasExtensionBase parent;
 66 
 67 	guint ui_merge_id;
 68 
 69 	GList *player_sources;
 70 	GtkActionGroup *actions;
 71 } RBGenericPlayerPlugin;
 72 
 73 typedef struct
 74 {
 75 	PeasExtensionBaseClass parent_class;
 76 } RBGenericPlayerPluginClass;
 77 
 78 
 79 G_MODULE_EXPORT void peas_register_types (PeasObjectModule  *module);
 80 
 81 static void rb_generic_player_plugin_init (RBGenericPlayerPlugin *plugin);
 82 
 83 static void rb_generic_player_plugin_new_playlist (GtkAction *action, RBSource *source);
 84 static void rb_generic_player_plugin_delete_playlist (GtkAction *action, RBSource *source);
 85 static void rb_generic_player_plugin_properties (GtkAction *action, RBSource *source);
 86 
 87 RB_DEFINE_PLUGIN(RB_TYPE_GENERIC_PLAYER_PLUGIN, RBGenericPlayerPlugin, rb_generic_player_plugin,)
 88 
 89 static GtkActionEntry rb_generic_player_plugin_actions[] = {
 90 	{ "GenericPlayerSourceNewPlaylist", RB_STOCK_PLAYLIST_NEW, N_("New Playlist"), NULL,
 91 	  N_("Create a new playlist on this device"),
 92 	  G_CALLBACK (rb_generic_player_plugin_new_playlist) },
 93 	{ "GenericPlayerPlaylistDelete", GTK_STOCK_DELETE, N_("Delete Playlist"), NULL,
 94 	  N_("Delete this playlist"),
 95 	  G_CALLBACK (rb_generic_player_plugin_delete_playlist) },
 96 	{ "GenericPlayerSourceProperties", GTK_STOCK_PROPERTIES, N_("_Properties"), NULL,
 97 	  N_("Display device properties"),
 98 	  G_CALLBACK (rb_generic_player_plugin_properties) }
 99 };
100 
101 static void
102 rb_generic_player_plugin_init (RBGenericPlayerPlugin *plugin)
103 {
104 	rb_debug ("RBGenericPlayerPlugin initialising");
105 }
106 
107 static void
108 rb_generic_player_plugin_source_deleted (RBGenericPlayerSource *source, RBGenericPlayerPlugin *plugin)
109 {
110 	plugin->player_sources = g_list_remove (plugin->player_sources, source);
111 }
112 
113 static void
114 rb_generic_player_plugin_new_playlist (GtkAction *action, RBSource *source)
115 {
116 	RBShell *shell;
117 	RBSource *playlist;
118 	RBDisplayPageTree *page_tree;
119 	RhythmDBEntryType *entry_type;
120 
121 	g_return_if_fail (RB_IS_GENERIC_PLAYER_SOURCE (source));
122 	g_object_get (source,
123 		      "shell", &shell,
124 		      "entry-type", &entry_type,
125 		      NULL);
126 
127 	playlist = rb_generic_player_playlist_source_new (shell, RB_GENERIC_PLAYER_SOURCE (source), NULL, NULL, entry_type);
128 	g_object_unref (entry_type);
129 
130 	rb_generic_player_source_add_playlist (RB_GENERIC_PLAYER_SOURCE (source),
131 					       shell,
132 					       playlist);
133 
134 	g_object_get (shell, "display-page-tree", &page_tree, NULL);
135 	rb_display_page_tree_edit_source_name (page_tree, playlist);
136 	g_object_unref (page_tree);
137 
138 	g_object_unref (shell);
139 }
140 
141 static void
142 rb_generic_player_plugin_delete_playlist (GtkAction *action, RBSource *source)
143 {
144 	g_return_if_fail (RB_IS_GENERIC_PLAYER_PLAYLIST_SOURCE (source));
145 
146 	rb_generic_player_playlist_delete_from_player (RB_GENERIC_PLAYER_PLAYLIST_SOURCE (source));
147 	rb_display_page_delete_thyself (RB_DISPLAY_PAGE (source));
148 }
149 
150 static RBSource *
151 create_source_cb (RBRemovableMediaManager *rmm, GMount *mount, MPIDDevice *device_info, RBGenericPlayerPlugin *plugin)
152 {
153 	RBSource *source = NULL;
154 	RBShell *shell;
155 
156 	g_object_get (plugin, "object", &shell, NULL);
157 
158 	if (rb_psp_is_mount_player (mount, device_info))
159 		source = rb_psp_source_new (G_OBJECT (plugin), shell, mount, device_info);
160 	if (source == NULL && rb_nokia770_is_mount_player (mount, device_info))
161 		source = rb_nokia770_source_new (G_OBJECT (plugin), shell, mount, device_info);
162 	if (source == NULL && rb_generic_player_is_mount_player (mount, device_info))
163 		source = rb_generic_player_source_new (G_OBJECT (plugin), shell, mount, device_info);
164 
165 	if (plugin->actions == NULL) {
166 		plugin->actions = gtk_action_group_new ("GenericPlayerActions");
167 		gtk_action_group_set_translation_domain (plugin->actions, GETTEXT_PACKAGE);
168 
169 		_rb_action_group_add_display_page_actions (plugin->actions,
170 							   G_OBJECT (shell),
171 							   rb_generic_player_plugin_actions,
172 							   G_N_ELEMENTS (rb_generic_player_plugin_actions));
173 	}
174 
175 	if (source) {
176 		if (plugin->ui_merge_id == 0) {
177 			GtkUIManager *uimanager = NULL;
178 			char *file = NULL;
179 
180 			g_object_get (shell, "ui-manager", &uimanager, NULL);
181 
182 			gtk_ui_manager_insert_action_group (uimanager, plugin->actions, 0);
183 
184 			file = rb_find_plugin_data_file (G_OBJECT (plugin), "generic-player-ui.xml");
185 			plugin->ui_merge_id = gtk_ui_manager_add_ui_from_file (uimanager,
186 									       file,
187 									       NULL);
188 			g_free (file);
189 			g_object_unref (uimanager);
190 		}
191 
192 		plugin->player_sources = g_list_prepend (plugin->player_sources, source);
193 		g_signal_connect_object (G_OBJECT (source),
194 					 "deleted", G_CALLBACK (rb_generic_player_plugin_source_deleted),
195 					 plugin, 0);
196 	}
197 
198 	g_object_unref (shell);
199 	return source;
200 }
201 
202 
203 
204 static void
205 impl_activate (PeasActivatable *plugin)
206 {
207 	RBGenericPlayerPlugin *pi = RB_GENERIC_PLAYER_PLUGIN (plugin);
208 	RBRemovableMediaManager *rmm;
209 	RBShell *shell;
210 	gboolean scanned;
211 
212 	g_object_get (plugin, "object", &shell, NULL);
213 	g_object_get (shell, "removable-media-manager", &rmm, NULL);
214 
215 	/* watch for new removable media.  use connect_after so
216 	 * plugins for more specific device types can get in first.
217 	 */
218 	g_signal_connect_after (G_OBJECT (rmm),
219 				"create-source-mount", G_CALLBACK (create_source_cb),
220 				pi);
221 
222 	/* only scan if we're being loaded after the initial scan has been done */
223 	g_object_get (rmm, "scanned", &scanned, NULL);
224 	if (scanned)
225 		rb_removable_media_manager_scan (rmm);
226 
227 	g_object_unref (rmm);
228 	g_object_unref (shell);
229 }
230 
231 static void
232 impl_deactivate	(PeasActivatable *bplugin)
233 {
234 	RBGenericPlayerPlugin *plugin = RB_GENERIC_PLAYER_PLUGIN (bplugin);
235 	RBRemovableMediaManager *rmm;
236 	GtkUIManager *uimanager;
237 	RBShell *shell;
238 
239 	g_object_get (plugin, "object", &shell, NULL);
240 	g_object_get (shell,
241 		      "removable-media-manager", &rmm,
242 		      "ui-manager", &uimanager,
243 		      NULL);
244 
245 	g_signal_handlers_disconnect_by_func (G_OBJECT (rmm), create_source_cb, plugin);
246 
247 	g_list_foreach (plugin->player_sources, (GFunc)rb_display_page_delete_thyself, NULL);
248 	g_list_free (plugin->player_sources);
249 	plugin->player_sources = NULL;
250 
251 	if (plugin->ui_merge_id) {
252 		gtk_ui_manager_remove_ui (uimanager, plugin->ui_merge_id);
253 		plugin->ui_merge_id = 0;
254 	}
255 
256 	g_object_unref (uimanager);
257 	g_object_unref (rmm);
258 	g_object_unref (shell);
259 }
260 
261 static void
262 rb_generic_player_plugin_properties (GtkAction *action, RBSource *source)
263 {
264 	g_return_if_fail (RB_IS_GENERIC_PLAYER_SOURCE (source));
265 	rb_media_player_source_show_properties (RB_MEDIA_PLAYER_SOURCE (source));
266 }
267 
268 G_MODULE_EXPORT void
269 peas_register_types (PeasObjectModule *module)
270 {
271 	rb_generic_player_plugin_register_type (G_TYPE_MODULE (module));
272 	_rb_generic_player_source_register_type (G_TYPE_MODULE (module));
273 	_rb_generic_player_playlist_source_register_type (G_TYPE_MODULE (module));
274 	_rb_nokia770_source_register_type (G_TYPE_MODULE (module));
275 	_rb_psp_source_register_type (G_TYPE_MODULE (module));
276 
277 	peas_object_module_register_extension_type (module,
278 						    PEAS_TYPE_ACTIVATABLE,
279 						    RB_TYPE_GENERIC_PLAYER_PLUGIN);
280 }