src/plugin.c

   1 /* gmpc-awn (GMPC plugin)
   2  * Copyright (C) 2007-2009 Qball Cow <qball@sarine.nl>
   3  * Project homepage: http://gmpc.wikia.com/
   4
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9
  10  * This program 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
  13  * GNU General Public License for more details.
  14
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #include <config.h>
  22 #endif
  23
  24 #include <stdio.h>
  25 #include <string.h>
  26 #include <glib.h>
  27 #include <glib/gi18n-lib.h>
  28 #include <gdk/gdkx.h>
  29 #include <gmpc/plugin.h>
  30 #include <gmpc/metadata.h>
  31 #include <gmpc/misc.h>
  32 #include <dbus/dbus-glib.h>
  33 #include <dbus/dbus-glib-bindings.h>
  34
  35 static void awn_update_cover(GmpcMetaWatcher *gmv, mpd_Song *song, MetaDataType type, MetaDataResult ret, MetaData *met);
  36 static int awn_get_enabled(void)
  37 {
  38     return cfg_get_single_value_as_int_with_default(config, "awn-plugin", "enable", TRUE);
  39 }
  40 static void awn_set_enabled(int enabled)
  41 {
  42     cfg_set_single_value_as_int(config, "awn-plugin", "enable", enabled);
  43 }
  44
  45 /* from gseal-transition.h */
  46 #ifndef GSEAL
  47 #define gtk_widget_get_window(x) (x)->window
  48 #endif
  49
  50 static XID get_main_window_xid() {
  51     GtkWidget* window = NULL;
  52
  53     window = playlist3_get_window();
  54
  55     if (!window || playlist3_window_is_hidden()) {
  56         return None;
  57     }
  58
  59     return GDK_WINDOW_XID(gtk_widget_get_window(window));
  60 }
  61
  62 static void setAwnIcon(const char *filename) {
  63     XID xid;
  64     DBusGConnection *connection;
  65     DBusGProxy *proxy;
  66     GError *error;
  67
  68     xid = get_main_window_xid();
  69
  70     if (xid == None) {
  71         return;
  72     }
  73
  74     error = NULL;
  75     connection = dbus_g_bus_get(DBUS_BUS_SESSION, &error);
  76
  77     if (connection != NULL)
  78     {
  79         proxy = dbus_g_proxy_new_for_name(
  80                 connection,
  81                 "com.google.code.Awn",
  82                 "/com/google/code/Awn",
  83                 "com.google.code.Awn");
  84         error = NULL;
  85         dbus_g_proxy_call(proxy, "SetTaskIconByXid", &error, G_TYPE_INT64,
  86                 (gint64)xid, G_TYPE_STRING, filename, G_TYPE_INVALID);
  87     }
  88 }
  89
  90 static void unsetAwnIcon() {
  91     XID xid;
  92     DBusGConnection *connection;
  93     DBusGProxy *proxy;
  94     GError *error;
  95
  96     xid = get_main_window_xid();
  97
  98     if (xid == None) {
  99         return;
 100     }
 101
 102     error = NULL;
 103     connection = dbus_g_bus_get(DBUS_BUS_SESSION, &error);
 104
 105     if (connection != NULL)
 106     {
 107         proxy = dbus_g_proxy_new_for_name(
 108                 connection,
 109                 "com.google.code.Awn",
 110                 "/com/google/code/Awn",
 111                 "com.google.code.Awn");
 112         error = NULL;
 113         dbus_g_proxy_call(proxy, "UnsetTaskIconByXid", &error,
 114                 G_TYPE_INT64, (gint64)xid, G_TYPE_INVALID);
 115     }
 116 }
 117 static void setAwnProgress(int progress) {
 118     XID xid;
 119     DBusGConnection *connection;
 120     DBusGProxy *proxy;
 121     GError *error;
 122
 123     xid = get_main_window_xid();
 124
 125     if (xid == None) {
 126         return;
 127     }
 128
 129     error = NULL;
 130     connection = dbus_g_bus_get(DBUS_BUS_SESSION, &error);
 131
 132     if (connection != NULL)
 133     {
 134         proxy = dbus_g_proxy_new_for_name(
 135                 connection,
 136                 "com.google.code.Awn",
 137                 "/com/google/code/Awn",
 138                 "com.google.code.Awn");
 139         error = NULL;
 140         dbus_g_proxy_call(proxy, "SetProgressByXid", &error,G_TYPE_INT64, (gint64)xid,
 141                 G_TYPE_INT, progress, G_TYPE_INVALID);
 142     }
 143 }
 144 /**
 145  * Destroy the plugin
 146  */
 147 static void awn_plugin_destroy(void)
 148 {
 149
 150 }
 151
 152
 153 static void awn_plugin_init(void)
 154 {
 155     bindtextdomain(GETTEXT_PACKAGE, PACKAGE_LOCALE_DIR);
 156     bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
 157     g_signal_connect(G_OBJECT(gmw), "data-changed", G_CALLBACK(awn_update_cover), NULL);
 158 }
 159
 160 static void awn_update_cover(GmpcMetaWatcher *gmv, mpd_Song *song, MetaDataType type, MetaDataResult ret, MetaData *met)
 161 {
 162     mpd_Song  *song2;
 163     if(!awn_get_enabled())
 164         return;
 165
 166     song2 = mpd_playlist_get_current_song(connection);
 167
 168     unsetAwnIcon();
 169     if(!song2 || type != META_ALBUM_ART || !gmpc_meta_watcher_match_data(META_ALBUM_ART, song2, song))
 170         return;
 171     if(ret == META_DATA_AVAILABLE) {
 172         if(met->content_type == META_DATA_CONTENT_URI)
 173         {
 174             const gchar *path = meta_data_get_uri(met);
 175             setAwnIcon(path);
 176         }
 177     }
 178 }
 179
 180
 181
 182 static void awn_song_changed(MpdObj *mi)
 183 {
 184     MetaDataResult ret;
 185     MetaData *met = NULL;
 186     mpd_Song *song = NULL;
 187
 188     song = mpd_playlist_get_current_song(mi);
 189     ret = gmpc_meta_watcher_get_meta_path(gmw,song, META_ALBUM_ART,&met);
 190     awn_update_cover(gmw, song, META_ALBUM_ART, ret, met);
 191     if(met)
 192         meta_data_free(met);
 193 }
 194
 195 /* mpd changed */
 196 static void   awn_mpd_status_changed(MpdObj *mi, ChangedStatusType what, void *data)
 197 {
 198     if(!awn_get_enabled())
 199         return;
 200     if(what&(MPD_CST_SONGID))
 201         awn_song_changed(mi);
 202     if(what&(MPD_CST_ELAPSED_TIME|MPD_CST_TOTAL_TIME))
 203     {
 204
 205         int totalTime = mpd_status_get_total_song_time(connection);
 206         int elapsedTime = mpd_status_get_elapsed_song_time(connection);
 207         gdouble progress = elapsedTime/(gdouble)MAX(totalTime,1)*100;
 208         if((int)progress == 0)
 209             progress = 100;
 210         setAwnProgress((int)progress);
 211     }
 212 }
 213
 214 static const gchar* awn_get_translation_domain(void) {
 215     return GETTEXT_PACKAGE;
 216 }
 217
 218 int plugin_api_version = PLUGIN_API_VERSION;
 219 /* main plugin_awn info */
 220 gmpcPlugin plugin = {
 221     .name                                       = N_("Avant Window Navigator Plugin"),
 222     .version                            = { MAJOR_VERSION, MINOR_VERSION, MICRO_VERSION },
 223     .plugin_type                        = GMPC_PLUGIN_NO_GUI,
 224     .init                                       = awn_plugin_init,
 225     .destroy                            = awn_plugin_destroy,
 226     .mpd_status_changed         = &awn_mpd_status_changed,
 227     .get_enabled                        = awn_get_enabled,
 228     .set_enabled                        = awn_set_enabled,
 229     .get_translation_domain = awn_get_translation_domain
 230 };