diff options
Diffstat (limited to 'src/indicator-sound.c')
| -rw-r--r-- | src/indicator-sound.c | 277 |
1 files changed, 204 insertions, 73 deletions
diff --git a/src/indicator-sound.c b/src/indicator-sound.c index 3a6ae30..aecbe7a 100644 --- a/src/indicator-sound.c +++ b/src/indicator-sound.c @@ -5,7 +5,7 @@ into the gnome-panel using it's applet interface. Copyright 2010 Canonical Ltd. Authors: - Conor Curran <conor.curra@canonical.com> + Conor Curran <conor.curran@canonical.com> Ted Gould <ted@canonical.com> This program is free software: you can redistribute it and/or modify it @@ -34,6 +34,7 @@ with this program. If not, see <http://www.gnu.org/licenses/>. #include <libindicator/indicator.h> #include <libindicator/indicator-object.h> #include <libindicator/indicator-service-manager.h> +#include <libindicator/indicator-image-helper.h> #include "indicator-sound.h" #include "dbus-shared-names.h" @@ -78,23 +79,27 @@ G_DEFINE_TYPE (IndicatorSound, indicator_sound, INDICATOR_OBJECT_TYPE); static GtkLabel * get_label (IndicatorObject * io); static GtkImage * get_icon (IndicatorObject * io); static GtkMenu * get_menu (IndicatorObject * io); + //Slider related static GtkWidget *volume_slider = NULL; static gboolean new_slider_item (DbusmenuMenuitem * newitem, DbusmenuMenuitem * parent, DbusmenuClient * client); -static void slider_prop_change_cb (DbusmenuMenuitem * mi, gchar * prop, GValue * value, GtkWidget *widget); -// Alternative callback mechanism, may use this again once ido is updated. -/*static gboolean user_change_value_event_cb(GtkRange *range, GtkScrollType scroll_type, gdouble input_value, gpointer user_data);*/ +/*static void slider_prop_change_cb (DbusmenuMenuitem * mi, gchar * prop, GValue * value, GtkWidget *widget);*/ static gboolean value_changed_event_cb(GtkRange *range, gpointer user_data); static gboolean key_press_cb(GtkWidget* widget, GdkEventKey* event, gpointer data); +/*static void slider_size_allocate(GtkWidget *widget, GtkAllocation *allocation, gpointer user_data);*/ +static void slider_grabbed(GtkWidget *widget, gpointer user_data); +static void slider_released(GtkWidget *widget, gpointer user_data); // DBUS communication static DBusGProxy *sound_dbus_proxy = NULL; static void connection_changed (IndicatorServiceManager * sm, gboolean connected, gpointer userdata); -/*static void catch_signal_sink_input_while_muted(DBusGProxy * proxy, gboolean value, gpointer userdata);*/ +static void catch_signal_sink_input_while_muted(DBusGProxy * proxy, gboolean value, gpointer userdata); static void catch_signal_sink_volume_update(DBusGProxy * proxy, gdouble volume_percent, gpointer userdata); static void catch_signal_sink_mute_update(DBusGProxy *proxy, gboolean mute_value, gpointer userdata); +static void catch_signal_sink_availability_update(DBusGProxy *proxy, gboolean available_value, gpointer userdata); static void fetch_volume_percent_from_dbus(); static void fetch_mute_value_from_dbus(); +static void fetch_sink_availability_from_dbus(); /****Volume States 'members' ***/ static void update_state(const gint state); @@ -109,11 +114,21 @@ static const gint STATE_SINKS_NONE = 6; static GHashTable *volume_states = NULL; static GtkImage *speaker_image = NULL; -static GtkWidget* primary_image = NULL; static gint current_state = 0; static gint previous_state = 0; + static gdouble initial_volume_percent = 0; static gboolean initial_mute = FALSE; +static gboolean device_available = TRUE; +static gboolean slider_in_direct_use = FALSE; + +#define DESIGN_TEAM_SIZE design_team_size +static GtkIconSize design_team_size; +static gint animation_id; +static GList * blocked_animation_list = NULL; +static GList * blocked_iter = NULL; +static void prepare_blocked_animation(); +static gboolean fade_back_to_mute_image(); // Construction static void @@ -128,23 +143,20 @@ indicator_sound_class_init (IndicatorSoundClass *klass) io_class->get_label = get_label; io_class->get_image = get_icon; io_class->get_menu = get_menu; + + design_team_size = gtk_icon_size_register("design-team-size", 22, 22); -/* dbus_g_object_register_marshaller (_sound_service_marshal_VOID__INT_BOOLEAN,*/ -/* G_TYPE_NONE,*/ -/* G_TYPE_INT,*/ -/* G_TYPE_BOOLEAN,*/ -/* G_TYPE_INVALID);*/ return; } static void indicator_sound_init (IndicatorSound *self) { - /* Set good defaults */ self->service = NULL; - /* Now let's fire these guys up. */ self->service = indicator_service_manager_new_version(INDICATOR_SOUND_DBUS_NAME, INDICATOR_SOUND_DBUS_VERSION); g_signal_connect(G_OBJECT(self->service), INDICATOR_SERVICE_MANAGER_SIGNAL_CONNECTION_CHANGE, G_CALLBACK(connection_changed), self); prepare_state_machine(); + prepare_blocked_animation(); + animation_id = 0; return; } @@ -158,6 +170,8 @@ indicator_sound_dispose (GObject *object) self->service = NULL; } g_hash_table_destroy(volume_states); + g_list_foreach (blocked_animation_list, (GFunc)g_object_unref, NULL); + g_list_free(blocked_animation_list); G_OBJECT_CLASS (indicator_sound_parent_class)->dispose (object); return; } @@ -180,7 +194,7 @@ get_icon (IndicatorObject * io) { gchar* current_name = g_hash_table_lookup(volume_states, GINT_TO_POINTER(current_state)); //g_debug("At start-up attempting to set the image to %s", current_name); - speaker_image = GTK_IMAGE(gtk_image_new_from_icon_name(current_name, GTK_ICON_SIZE_MENU)); + speaker_image = indicator_image_helper(current_name); gtk_widget_show(GTK_WIDGET(speaker_image)); return speaker_image; } @@ -197,10 +211,10 @@ get_menu (IndicatorObject * io) // register Key-press listening on the menu widget as the slider does not allow this. g_signal_connect(menu, "key-press-event", G_CALLBACK(key_press_cb), NULL); - return GTK_MENU(menu); } + /** new_slider_item: Create a new dBusMenu Slider item. @@ -216,20 +230,27 @@ static gboolean new_slider_item(DbusmenuMenuitem * newitem, DbusmenuMenuitem * p GtkMenuItem *menu_volume_slider = GTK_MENU_ITEM(volume_slider); dbusmenu_gtkclient_newitem_base(DBUSMENU_GTKCLIENT(client), newitem, menu_volume_slider, parent); - g_signal_connect(G_OBJECT(newitem), DBUSMENU_MENUITEM_SIGNAL_PROPERTY_CHANGED, G_CALLBACK(slider_prop_change_cb), volume_slider); // register slider changes listening on the range GtkWidget* slider = ido_scale_menu_item_get_scale((IdoScaleMenuItem*)volume_slider); - g_signal_connect(slider, "value-changed", G_CALLBACK(value_changed_event_cb), newitem); - // alternative callback mechanism which i could use again at some point. -/* g_signal_connect(slider, "change-value", G_CALLBACK(user_change_value_event_cb), newitem); */ - + + g_signal_connect(slider, "value-changed", G_CALLBACK(value_changed_event_cb), newitem); + g_signal_connect(volume_slider, "slider-grabbed", G_CALLBACK(slider_grabbed), NULL); + g_signal_connect(volume_slider, "slider-released", G_CALLBACK(slider_released), NULL); +/* g_signal_connect(slider, "size-allocate", G_CALLBACK(slider_size_allocate), NULL);*/ + // Set images on the ido - primary_image = ido_scale_menu_item_get_primary_image((IdoScaleMenuItem*)volume_slider); - gtk_image_set_from_icon_name(GTK_IMAGE(primary_image), g_hash_table_lookup(volume_states, GINT_TO_POINTER(STATE_ZERO)), GTK_ICON_SIZE_MENU); - GtkWidget* secondary_image = ido_scale_menu_item_get_secondary_image((IdoScaleMenuItem*)volume_slider); - gtk_image_set_from_icon_name(GTK_IMAGE(secondary_image), g_hash_table_lookup(volume_states, GINT_TO_POINTER(STATE_HIGH)), GTK_ICON_SIZE_MENU); + GtkWidget* primary_image = ido_scale_menu_item_get_primary_image((IdoScaleMenuItem*)volume_slider); + GIcon * primary_gicon = g_themed_icon_new_with_default_fallbacks(g_hash_table_lookup(volume_states, GINT_TO_POINTER(STATE_ZERO))); + gtk_image_set_from_gicon(GTK_IMAGE(primary_image), primary_gicon, GTK_ICON_SIZE_MENU); + g_object_unref(primary_gicon); + GtkWidget* secondary_image = ido_scale_menu_item_get_secondary_image((IdoScaleMenuItem*)volume_slider); + GIcon * secondary_gicon = g_themed_icon_new_with_default_fallbacks(g_hash_table_lookup(volume_states, GINT_TO_POINTER(STATE_HIGH))); + gtk_image_set_from_gicon(GTK_IMAGE(secondary_image), secondary_gicon, GTK_ICON_SIZE_MENU); + g_object_unref(secondary_gicon); + + gtk_widget_set_sensitive(volume_slider, !initial_mute); gtk_widget_show_all(volume_slider); return TRUE; @@ -258,16 +279,19 @@ connection_changed (IndicatorServiceManager * sm, gboolean connected, gpointer u g_debug("about to connect to the signals"); dbus_g_proxy_add_signal(sound_dbus_proxy, SIGNAL_SINK_INPUT_WHILE_MUTED, G_TYPE_BOOLEAN, G_TYPE_INVALID); -/* dbus_g_proxy_connect_signal(sound_dbus_proxy, SIGNAL_SINK_INPUT_WHILE_MUTED, G_CALLBACK(catch_signal_sink_input_while_muted), NULL, NULL);*/ + dbus_g_proxy_connect_signal(sound_dbus_proxy, SIGNAL_SINK_INPUT_WHILE_MUTED, G_CALLBACK(catch_signal_sink_input_while_muted), NULL, NULL); dbus_g_proxy_add_signal(sound_dbus_proxy, SIGNAL_SINK_VOLUME_UPDATE, G_TYPE_DOUBLE, G_TYPE_INVALID); dbus_g_proxy_connect_signal(sound_dbus_proxy, SIGNAL_SINK_VOLUME_UPDATE, G_CALLBACK(catch_signal_sink_volume_update), NULL, NULL); dbus_g_proxy_add_signal(sound_dbus_proxy, SIGNAL_SINK_MUTE_UPDATE, G_TYPE_BOOLEAN, G_TYPE_INVALID); dbus_g_proxy_connect_signal(sound_dbus_proxy, SIGNAL_SINK_MUTE_UPDATE, G_CALLBACK(catch_signal_sink_mute_update), NULL, NULL); + dbus_g_proxy_add_signal(sound_dbus_proxy, SIGNAL_SINK_AVAILABLE_UPDATE, G_TYPE_BOOLEAN, G_TYPE_INVALID); + dbus_g_proxy_connect_signal(sound_dbus_proxy, SIGNAL_SINK_AVAILABLE_UPDATE, G_CALLBACK(catch_signal_sink_availability_update), NULL, NULL); // Ensure we are in a coherent state with the service at start up. // Preserve ordering! fetch_volume_percent_from_dbus(); fetch_mute_value_from_dbus(); + fetch_sink_availability_from_dbus(); } } else { @@ -277,15 +301,11 @@ connection_changed (IndicatorServiceManager * sm, gboolean connected, gpointer u return; } - - - /* Prepare states Array. */ void prepare_state_machine() { - // TODO we need three more images volume_states = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, g_free); g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_MUTED), g_strdup("audio-volume-muted-panel")); g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_ZERO), g_strdup("audio-volume-low-zero-panel")); @@ -296,6 +316,52 @@ void prepare_state_machine() g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_SINKS_NONE), g_strdup("audio-output-none-panel")); } +/* +prepare_blocked_animation: +Prepares the array of images to be used in the blocked animation. +Only called at startup. +*/ +static void prepare_blocked_animation() +{ + GError* error= NULL; + int i; + + gchar* blocked_name = g_hash_table_lookup(volume_states, GINT_TO_POINTER(STATE_MUTED_WHILE_INPUT)); + gchar* muted_name = g_hash_table_lookup(volume_states, GINT_TO_POINTER(STATE_MUTED)); + GtkIconTheme* theme = gtk_icon_theme_get_default(); + GdkPixbuf* mute_buf = gtk_icon_theme_load_icon(theme, + muted_name, + 22, + GTK_ICON_LOOKUP_GENERIC_FALLBACK, + &error); + if(error != NULL){ + g_error("indicator-sound : prepare_blocked_animation - %s", error->message); + g_error_free(error); + return; + } + + GdkPixbuf* blocked_buf = gtk_icon_theme_load_icon(theme, blocked_name, + 22, + GTK_ICON_LOOKUP_GENERIC_FALLBACK, + &error); + if(error != NULL){ + g_error("indicator-sound : prepare_blocked_animation - %s", error->message); + g_error_free(error); + return; + } + // sample 22 snapshots - range : 0-256 + for(i = 0; i < 23; i++) + { + gdk_pixbuf_composite(mute_buf, blocked_buf, 0, 0, + gdk_pixbuf_get_width(mute_buf), + gdk_pixbuf_get_height(mute_buf), + 0, 0, 1, 1, GDK_INTERP_BILINEAR, MIN(255, i * 11)); + g_debug("creating blocking animation - alpha value = %i", MIN(255, i * 11)); + blocked_animation_list = g_list_append(blocked_animation_list, gdk_pixbuf_copy(blocked_buf)); + } +} + + gint get_state() { return current_state; @@ -327,14 +393,17 @@ static void update_state(const gint state) current_state = state; gchar* image_name = g_hash_table_lookup(volume_states, GINT_TO_POINTER(current_state)); - gtk_image_set_from_icon_name(speaker_image, image_name, GTK_ICON_SIZE_MENU); + GtkImage * tempimage = indicator_image_helper(image_name); + gtk_image_set_from_pixbuf(speaker_image, gtk_image_get_pixbuf(tempimage)); + g_object_ref_sink(tempimage); } void determine_state_from_volume(gdouble volume_percent) { /* g_debug("determine_state_from_volume - previous_state = %i", previous_state);*/ - + if (device_available == FALSE) + return; gint state = previous_state; if (volume_percent < 30.0 && volume_percent > 0){ state = STATE_LOW; @@ -352,6 +421,25 @@ void determine_state_from_volume(gdouble volume_percent) } +static void fetch_sink_availability_from_dbus() +{ + GError * error = NULL; + gboolean * available_input; + available_input = g_new0(gboolean, 1); + org_ayatana_indicator_sound_get_sink_availability(sound_dbus_proxy, available_input, &error); + if (error != NULL) { + g_warning("Unable to fetch AVAILABILITY at indicator start up: %s", error->message); + g_error_free(error); + g_free(available_input); + return; + } + device_available = *available_input; + if (device_available == FALSE) + update_state(STATE_SINKS_NONE); + g_free(available_input); + g_debug("IndicatorSound::fetch_sink_availability_from_dbus -> AVAILABILTY returned from dbus method is %i", device_available); + +} static void fetch_volume_percent_from_dbus() { @@ -390,48 +478,80 @@ static void fetch_mute_value_from_dbus() g_debug("at the indicator start up and the MUTE returned from dbus method is %i", initial_mute); } -/*static void catch_signal_sink_input_while_muted(DBusGProxy * proxy, gboolean block_value, gpointer userdata)*/ -/*{*/ -/* g_debug("signal caught - sink input while muted with value %i", block_value);*/ -/*}*/ +static void catch_signal_sink_input_while_muted(DBusGProxy * proxy, gboolean block_value, gpointer userdata) +{ + g_debug("signal caught - sink input while muted with value %i", block_value); + if (block_value == 1 && animation_id == 0 ) { + // We can assume we are in the muted state ! + gchar* image_name = g_hash_table_lookup(volume_states, GINT_TO_POINTER(STATE_MUTED_WHILE_INPUT)); + GtkImage * tempimage = indicator_image_helper(image_name); + gtk_image_set_from_pixbuf(speaker_image, gtk_image_get_pixbuf(tempimage)); + g_object_ref_sink(tempimage); + + blocked_iter = blocked_animation_list; + animation_id = g_timeout_add_seconds(1, fade_back_to_mute_image, NULL); + } +} + +static gboolean fade_back_to_mute_image() +{ + if(blocked_iter != NULL) + { + g_debug("in animation 'loop'\n"); + gtk_image_set_from_pixbuf(speaker_image, blocked_iter->data); + blocked_iter = blocked_iter->next; + return TRUE; + } + else{ + animation_id = 0; + g_debug("exit from animation\n"); + return FALSE; + } +} static void catch_signal_sink_volume_update(DBusGProxy *proxy, gdouble volume_percent, gpointer userdata) { - GtkWidget *slider = ido_scale_menu_item_get_scale((IdoScaleMenuItem*)volume_slider); - GtkRange *range = (GtkRange*)slider; - - // DEBUG - gdouble current_value = gtk_range_get_value(range); - g_debug("SIGNAL- update sink volume - current_value : %f and new value : %f", current_value, volume_percent); - gtk_range_set_value(range, volume_percent); - determine_state_from_volume(volume_percent); + if (slider_in_direct_use != TRUE){ + GtkWidget *slider = ido_scale_menu_item_get_scale((IdoScaleMenuItem*)volume_slider); + GtkRange *range = (GtkRange*)slider; + + // DEBUG + gdouble current_value = gtk_range_get_value(range); + g_debug("SIGNAL- update sink volume - current_value : %f and new value : %f", current_value, volume_percent); + gtk_range_set_value(range, volume_percent); + determine_state_from_volume(volume_percent); + } } static void catch_signal_sink_mute_update(DBusGProxy *proxy, gboolean mute_value, gpointer userdata) { //We can be sure the service won't send a mute signal unless it has changed ! //UNMUTE's force a volume update therefore icon is updated appropriately => no need for unmute handling here. - if(mute_value == TRUE) + if(mute_value == TRUE && device_available != FALSE) { update_state(STATE_MUTED); } + else{ + if(animation_id != 0){ + g_debug("about to remove the animation_id callback from the mainloop!!**"); + g_source_remove(animation_id); + animation_id = 0; + } + } g_debug("signal caught - sink mute update with mute value: %i", mute_value); gtk_widget_set_sensitive(volume_slider, !mute_value); } -/** -slider_prop_change_cb: -Whenever we have a property change on a DbusmenuMenuitem this will be called. -**/ -static void slider_prop_change_cb (DbusmenuMenuitem * mi, gchar * prop, GValue * value, GtkWidget *widget) + +static void catch_signal_sink_availability_update(DBusGProxy *proxy, gboolean available_value, gpointer userdata) { - g_debug("slider_prop_change_cb - dodgy updater "); - g_debug("about to set the slider to %f", g_value_get_double(value)); - GtkWidget* slider = ido_scale_menu_item_get_scale((IdoScaleMenuItem*)volume_slider); - GtkRange* range = (GtkRange*)slider; - gtk_range_set_value(range, g_value_get_double(value)); - return; + device_available = available_value; + if (device_available == FALSE){ + update_state(STATE_SINKS_NONE); + } + g_debug("signal caught - sink availability update with value: %i", available_value); } + /** value_changed_event_cb: This callback will get triggered irregardless of whether its a user change or a programmatic change. @@ -451,6 +571,35 @@ static gboolean value_changed_event_cb(GtkRange *range, gpointer user_data) return FALSE; } + +static void slider_grabbed (GtkWidget *widget, gpointer user_data) +{ + slider_in_direct_use = TRUE; + g_debug ("!!!!!! grabbed\n"); +} + +static void slider_released (GtkWidget *widget, gpointer user_data) +{ + slider_in_direct_use = FALSE; + g_debug ("!!!!!! released\n"); +} + + +/** +slider_size_allocate: +Callback on the size-allocate event on the slider item. +**/ +/*static void slider_size_allocate(GtkWidget *widget,*/ +/* GtkAllocation *allocation, */ +/* gpointer user_data)*/ +/*{*/ +/* g_print("Size allocate on slider (%dx%d)\n", allocation->width, allocation->height);*/ +/* if(allocation->width < 200){*/ +/* g_print("Attempting to resize the slider");*/ +/* gtk_widget_set_size_request(widget, 200, -1); */ +/* }*/ +/*}*/ + /** key_press_cb: **/ @@ -514,22 +663,4 @@ static gboolean key_press_cb(GtkWidget* widget, GdkEventKey* event, gpointer dat return digested; } -/** -This callback should only be called when the user actually drags the slider. -Turned off for now in favour of the non descriminating value-changed call back. -Once the grabbing listener is implemented on the slider may revert to using this. -Its another tool for filtering unwanted volume change updates. -**/ -/*static gboolean user_change_value_event_cb(GtkRange *range, GtkScrollType scroll_type, gdouble input_value, gpointer user_data)*/ -/*{*/ -/* DbusmenuMenuitem *item = (DbusmenuMenuitem*)user_data;*/ -/* gdouble clamped_input = CLAMP(input_value, 0, 100);*/ -/* GValue value = {0};*/ -/* g_debug("User input on SLIDER - = %f", clamped_input);*/ -/* g_value_init(&value, G_TYPE_DOUBLE);*/ -/* g_value_set_double(&value, clamped_input);*/ -/* dbusmenu_menuitem_handle_event (item, "slider_change", &value, 0);*/ -/* return FALSE; */ -/*} */ - |