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authorConor Curran <conor.curran@canonical.com>2010-02-17 11:15:00 +0000
committerConor Curran <conor.curran@canonical.com>2010-02-17 11:15:00 +0000
commit1a50894fa430b11105e2051334d41ac2ab705355 (patch)
treec2f2f473049f18553d6b6ac34344c3cc88bd4c1b /src/indicator-sound.c
parenta33c5276c9f07d54af523406445070bef6edf256 (diff)
parent34483439f5254a35daf6dbd47b959936edc499e1 (diff)
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merge with ui work - fixed start up regression - keyboard ui implemented - volume control much smoother
Diffstat (limited to 'src/indicator-sound.c')
-rw-r--r--src/indicator-sound.c135
1 files changed, 109 insertions, 26 deletions
diff --git a/src/indicator-sound.c b/src/indicator-sound.c
index f2d59c3..26b73a6 100644
--- a/src/indicator-sound.c
+++ b/src/indicator-sound.c
@@ -20,10 +20,11 @@ PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-
+#include <math.h>
#include <glib.h>
#include <glib-object.h>
#include <gtk/gtk.h>
+#include <gdk/gdkkeysyms.h>
#include <libdbusmenu-gtk/menu.h>
#include <libido/idoscalemenuitem.h>
@@ -83,6 +84,7 @@ static gboolean new_slider_item (DbusmenuMenuitem * newitem, DbusmenuMenuitem *
static void slider_prop_change_cb (DbusmenuMenuitem * mi, gchar * prop, GValue * value, GtkWidget *widget);
static gboolean user_change_value_event_cb(GtkRange *range, GtkScrollType scroll_type, gdouble input_value, gpointer user_data);
static gboolean value_changed_event_cb(GtkRange *range, gpointer user_data);
+static gboolean key_press_cb(GtkWidget* widget, GdkEventKey* event, gpointer data);
// DBUS communication
static DBusGProxy *sound_dbus_proxy = NULL;
@@ -162,14 +164,13 @@ static 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"));
- g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_ZERO), g_strdup(/*"audio-volume-zero"*/"audio-volume-muted"));
- g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_LOW), g_strdup("audio-volume-low"));
- g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_MEDIUM), g_strdup("audio-volume-medium"));
- g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_HIGH), g_strdup("audio-volume-high"));
- g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_MUTED_WHILE_INPUT), g_strdup(/*"audio-volume-muted-blocking"*/"audio-volume-muted"));
- g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_SINKS_NONE), g_strdup(/*"audio-output-none"*/"audio-volume-muted"));
- //test_images_hash();
+ 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-zero-panel"));
+ g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_LOW), g_strdup("audio-volume-low-panel"));
+ g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_MEDIUM), g_strdup("audio-volume-medium-panel"));
+ g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_HIGH), g_strdup("audio-volume-high-panel"));
+ g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_MUTED_WHILE_INPUT), g_strdup("audio-volume-muted-blocking-panel"));
+ g_hash_table_insert(volume_states, GINT_TO_POINTER(STATE_SINKS_NONE), g_strdup("audio-output-none-panel"));
}
static void
@@ -257,10 +258,20 @@ static void catch_signal_sink_input_while_muted(DBusGProxy * proxy, gboolean blo
static void catch_signal_sink_volume_update(DBusGProxy *proxy, gdouble volume_percent, gpointer userdata)
{
- g_debug("signal caught - update sink volume with value : %f", volume_percent);
GtkWidget *slider = ido_scale_menu_item_get_scale((IdoScaleMenuItem*)volume_slider);
GtkRange *range = (GtkRange*)slider;
- gtk_range_set_value(range, volume_percent);
+
+ // 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);
+
+ // Don't like this solution - too fuzzy
+ // Need the ability to detect if the slider is grabbed
+ if(floor(current_value) != floor(volume_percent))
+ {
+ g_debug("Going to update slider value");
+ gtk_range_set_value(range, volume_percent);
+ }
determine_state_from_volume(volume_percent);
}
@@ -315,11 +326,11 @@ get_icon (IndicatorObject * io)
static void update_state(const gint state)
{
- g_debug("update state beginning - previous_state = %i", previous_state);
+/* g_debug("update state beginning - previous_state = %i", previous_state);*/
previous_state = current_state;
- g_debug("update state 3rd line - previous_state = %i", previous_state);
+/* g_debug("update state 3rd line - previous_state = %i", previous_state);*/
current_state = state;
gchar* image_name = g_hash_table_lookup(volume_states, GINT_TO_POINTER(current_state));
@@ -338,7 +349,7 @@ static void update_state(const gint state)
static void determine_state_from_volume(gdouble volume_percent)
{
- g_debug("determine_state_from_volume - previous_state = %i", previous_state);
+/* g_debug("determine_state_from_volume - previous_state = %i", previous_state);*/
gint state = previous_state;
if (volume_percent < 30.0 && volume_percent > 0){
state = STATE_LOW;
@@ -366,6 +377,9 @@ get_menu (IndicatorObject * io)
DbusmenuGtkClient *client = dbusmenu_gtkmenu_get_client(menu);
dbusmenu_client_add_type_handler(DBUSMENU_CLIENT(client), DBUSMENU_SLIDER_MENUITEM_TYPE, new_slider_item);
+ // register Key-press listening on the widget
+ g_signal_connect(menu, "key-press-event", G_CALLBACK(key_press_cb), NULL);
+
return GTK_MENU(menu);
}
@@ -378,22 +392,23 @@ static gboolean new_slider_item(DbusmenuMenuitem * newitem, DbusmenuMenuitem * p
g_object_set(volume_slider, "reverse-scroll-events", TRUE, NULL);
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, "change-value", G_CALLBACK(user_change_value_event_cb), newitem);
g_signal_connect(slider, "value-changed", G_CALLBACK(value_changed_event_cb), newitem);
+ // 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);
-/* GtkRange* range = (GtkRange*)slider; */
-/* gtk_range_set_value(range, initial_volume_percent); */
-
gtk_widget_show_all(volume_slider);
+
return TRUE;
}
@@ -417,18 +432,86 @@ which will result in a programmatic value change of 0 or 100 (work around).
static gboolean value_changed_event_cb(GtkRange *range, gpointer user_data)
{
gdouble current_value = gtk_range_get_value(range);
- if(current_value == 0 || current_value == 100)
- {
- DbusmenuMenuitem *item = (DbusmenuMenuitem*)user_data;
- GValue value = {0};
- g_value_init(&value, G_TYPE_DOUBLE);
- g_value_set_double(&value, current_value);
- g_debug("Value changed listener - = %f", current_value);
- dbusmenu_menuitem_handle_event (item, "slider_change", &value, 0);
- }
+/* if(current_value == 0 || current_value == 100)*/
+/* {*/
+ DbusmenuMenuitem *item = (DbusmenuMenuitem*)user_data;
+ GValue value = {0};
+ g_value_init(&value, G_TYPE_DOUBLE);
+ g_value_set_double(&value, current_value);
+ g_debug("Value changed callback - = %f", current_value);
+ dbusmenu_menuitem_handle_event (item, "slider_change", &value, 0);
+/* }*/
return FALSE;
}
+/**
+key_press_cb:
+**/
+static gboolean key_press_cb(GtkWidget* widget, GdkEventKey* event, gpointer data)
+{
+
+ if(event->length > 0)
+ g_debug("The key event's string is '%s'\n", event->string);
+
+ GtkWidget* slider = ido_scale_menu_item_get_scale((IdoScaleMenuItem*)volume_slider);
+ GtkRange* range = (GtkRange*)slider;
+ gdouble current_value = gtk_range_get_value(range);
+ gdouble new_value = current_value;
+ const gdouble five_percent = 5;
+
+ switch(event->keyval)
+ {
+ case GDK_Right:
+ if(event->state & GDK_CONTROL_MASK)
+ {
+/* g_debug("right key was pressed with ctrl- volume set to 100"); */
+ new_value = 100;
+ }
+ else
+ {
+/* g_debug("right key was pressed - normal 5 percent increase"); */
+ new_value = current_value + five_percent;
+ }
+ break;
+ case GDK_Left:
+ if(event->state & GDK_CONTROL_MASK)
+ {
+/* g_debug("left key was pressed with ctrl- volume set to 0"); */
+ new_value = 0;
+ }
+ else
+ {
+/* g_debug("left key was pressed - normal 5 percent decrease"); */
+ new_value = current_value - five_percent;
+ }
+ break;
+ case GDK_plus:
+/* g_debug("Plus key was pressed");*/
+ new_value = current_value + five_percent;
+ break;
+ case GDK_minus:
+/* g_debug("minus key was pressed");*/
+ new_value = current_value - five_percent;
+ break;
+ default:
+ break;
+ }
+
+/* g_debug("new range value without being clamped = %f", new_value); */
+
+ new_value = CLAMP(new_value, 0, 100);
+ if(new_value != current_value)
+ {
+ g_debug("Attempting to set the range to %f", new_value);
+ gtk_range_set_value(range, new_value);
+ }
+ return FALSE;
+}
+
+/**
+This callback should only be called when the user actually drags the slider.
+Turned off for now in favour of the non descriminating call back.
+**/
static gboolean user_change_value_event_cb(GtkRange *range, GtkScrollType scroll_type, gdouble input_value, gpointer user_data)
{
DbusmenuMenuitem *item = (DbusmenuMenuitem*)user_data;