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enlightenment/src/bin/e_client_volume.c

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#include "e.h"
E_API int E_EVENT_CLIENT_VOLUME = -1;
E_API int E_EVENT_CLIENT_MUTE = -1;
E_API int E_EVENT_CLIENT_UNMUTE = -1;
E_API int E_EVENT_CLIENT_VOLUME_SINK_ADD = -1;
E_API int E_EVENT_CLIENT_VOLUME_SINK_DEL = -1;
E_API int E_EVENT_CLIENT_VOLUME_SINK_CHANGED = -1;
static void _e_client_volume_event_simple_free(void *d, E_Event_Client *ev);
static void _e_client_volume_event_simple(E_Client *ec, int type);
static void _e_client_volume_object_mouse_down_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _e_client_volume_object_volume_changed(void *data, Evas_Object *obj, void *event_info);
static void _e_client_volume_object_volume_drag_stop(void *data, Evas_Object *obj, void *event_info);
static Eina_Bool _e_client_volume_object_changed(void *data, int type, void *event);
static void _e_client_volume_object_del_cb(void *data, Evas *evas, Evas_Object *obj, void *event_info);
static void
_e_client_volume_event_simple_free(void *d EINA_UNUSED, E_Event_Client *ev)
{
UNREFD(ev->ec, 3);
e_object_unref(E_OBJECT(ev->ec));
free(ev);
}
static void
_e_client_volume_event_simple(E_Client *ec, int type)
{
E_Event_Client *ev;
ev = E_NEW(E_Event_Client, 1);
ev->ec = ec;
REFD(ec, 3);
e_object_ref(E_OBJECT(ec));
ecore_event_add(type, ev,
(Ecore_End_Cb)_e_client_volume_event_simple_free, NULL);
}
static void
_e_client_volume_sink_event_simple_free(void *d EINA_UNUSED, E_Event_Client_Volume_Sink *ev)
{
UNREFD(ev->ec, 3);
e_object_unref(E_OBJECT(ev->ec));
free(ev);
}
static void
_e_client_volume_sink_event_simple(E_Client *ec, E_Client_Volume_Sink *sink, int type)
{
E_Event_Client_Volume_Sink *ev;
ev = E_NEW(E_Event_Client_Volume_Sink, 1);
ev->ec = ec;
ev->sink = sink;
REFD(ec, 3);
e_object_ref(E_OBJECT(ec));
ecore_event_add(type, ev,
(Ecore_End_Cb)_e_client_volume_sink_event_simple_free, NULL);
}
static void
_e_client_volume_object_mouse_down_cb(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
E_Client *ec;
ec = data;
e_client_volume_mute_set(ec, !(ec->mute));
}
static void
_e_client_volume_object_volume_changed(void *data, Evas_Object *obj, void *event_info EINA_UNUSED)
{
E_Client *ec;
ec = data;
e_client_volume_set(ec, elm_slider_value_get(obj));
}
static void
_e_client_volume_object_volume_drag_stop(void *data, Evas_Object *obj, void *event_info EINA_UNUSED)
{
E_Client *ec;
ec = data;
e_client_volume_set(ec, elm_slider_value_get(obj));
}
static Eina_Bool
_e_client_volume_object_changed(void *data, int type EINA_UNUSED, void *event)
{
E_Event_Client *ev;
Evas_Object *o;
Evas_Object *bx;
Edje_Message_Int_Set *msg;
ev = event;
bx = data;
o = edje_object_part_swallow_get(bx, "e.swallow.volume_icon");
if (o)
{
msg = alloca(sizeof(Edje_Message_Int_Set) + (2 * sizeof(int)));
msg->count = 3;
msg->val[0] = ev->ec->mute;
msg->val[1] = ev->ec->volume;
msg->val[2] = msg->val[1];
edje_object_message_send(o, EDJE_MESSAGE_INT_SET, 0, msg);
edje_object_signal_emit(o, "e,action,volume,change", "e");
}
o = edje_object_part_swallow_get(bx, "e.swallow.volume");
if (o)
{
elm_slider_value_set(o, ev->ec->volume);
}
return ECORE_CALLBACK_PASS_ON;
}
static void
_e_client_volume_object_del_cb(void *data, Evas *evas EINA_UNUSED, Evas_Object *obj, void *event_info EINA_UNUSED)
{
Eina_List *handlers;
Evas_Object *o;
handlers = data;
o = edje_object_part_swallow_get(obj, "e.swallow.volume_icon");
if (o) evas_object_del(o);
o = edje_object_part_swallow_get(obj, "e.swallow.volume");
if (o) evas_object_del(o);
E_FREE_LIST(handlers, ecore_event_handler_del);
}
EINTERN int
e_client_volume_init(void)
{
E_EVENT_CLIENT_VOLUME = ecore_event_type_new();
E_EVENT_CLIENT_MUTE = ecore_event_type_new();
E_EVENT_CLIENT_UNMUTE = ecore_event_type_new();
E_EVENT_CLIENT_VOLUME_SINK_ADD = ecore_event_type_new();
E_EVENT_CLIENT_VOLUME_SINK_DEL = ecore_event_type_new();
E_EVENT_CLIENT_VOLUME_SINK_CHANGED = ecore_event_type_new();
return EINA_TRUE;
}
EINTERN void
e_client_volume_shutdown(void)
{
}
E_API E_Client_Volume_Sink *
e_client_volume_sink_new(E_Client_Volume_Sink_Get func_get, E_Client_Volume_Sink_Set func_set, E_Client_Volume_Sink_Min_Get func_min_get, E_Client_Volume_Sink_Max_Get func_max_get, E_Client_Volume_Sink_Name_Get func_name_get, void *data)
{
E_Client_Volume_Sink *sink;
sink = E_NEW(E_Client_Volume_Sink, 1);
sink->func_set = func_set;
sink->func_get = func_get;
sink->func_min_get = func_min_get;
sink->func_max_get = func_max_get;
sink->func_name_get = func_name_get;
sink->data = data;
return sink;
}
E_API void
e_client_volume_sink_del(E_Client_Volume_Sink *sink)
{
E_Client *ec;
EINA_LIST_FREE(sink->clients, ec)
{
ec->sinks = eina_list_remove(ec->sinks, sink);
e_comp_object_frame_volume_update(ec->frame);
_e_client_volume_sink_event_simple(ec, sink,
E_EVENT_CLIENT_VOLUME_SINK_DEL);
}
free(sink);
}
E_API void
e_client_volume_sink_set(E_Client_Volume_Sink *sink, int volume, Eina_Bool mute)
{
EINA_SAFETY_ON_NULL_RETURN(sink);
if (sink->func_set)
sink->func_set(volume, mute, sink->data);
}
E_API void
e_client_volume_sink_get(const E_Client_Volume_Sink *sink, int *volume, Eina_Bool *mute)
{
EINA_SAFETY_ON_NULL_RETURN(sink);
if (sink->func_get)
sink->func_get(volume, mute, sink->data);
}
E_API int
e_client_volume_sink_min_get(const E_Client_Volume_Sink *sink)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(sink, 0);
if (sink->func_min_get)
return sink->func_min_get(sink->data);
return 0;
}
E_API int
e_client_volume_sink_max_get(const E_Client_Volume_Sink *sink)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(sink, 0);
if (sink->func_max_get)
return sink->func_max_get(sink->data);
return 0;
}
E_API const char *
e_client_volume_sink_name_get(const E_Client_Volume_Sink *sink)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(sink, 0);
if (sink->func_name_get)
return sink->func_name_get(sink->data);
return NULL;
}
static void
_e_client_volume_update(E_Client *ec)
{
E_Client_Volume_Sink *sink;
Eina_List *l;
int volume_min, volume_max, volume, count;
Eina_Bool mute;
mute = EINA_TRUE;
volume = 0;
volume_min = 9999999;
volume_max = 0;
count = 0;
EINA_LIST_FOREACH(ec->sinks, l, sink)
{
int volume_min2, volume_max2, volume2;
Eina_Bool mute2;
volume_min2 = e_client_volume_sink_min_get(sink);
volume_max2 = e_client_volume_sink_max_get(sink);
if (volume_min2 < volume_min) volume_min = volume_min2;
if (volume_max2 > volume_max) volume_max = volume_max2;
e_client_volume_sink_get(sink, &volume2, &mute2);
if (!mute2)
{
mute = EINA_FALSE;
volume += volume2;
count++;
}
}
if (ec->sinks)
{
ec->volume_min = volume_min;
ec->volume_max = volume_max;
if (count == 0)
{
if (ec->volume < volume_min)
ec->volume = volume_min;
if (ec->volume > volume_max)
ec->volume = volume_max;
}
else
ec->volume = volume / count;
ec->mute = mute;
ec->volume_control_enabled = EINA_TRUE;
}
else
{
ec->volume_min = 0;
ec->volume_max = 0;
ec->volume = 0;
ec->mute = EINA_FALSE;
ec->volume_control_enabled = EINA_FALSE;
}
if (ec->volume_control_enabled)
{
e_comp_object_frame_volume_update(ec->frame);
e_client_volume_display_set(ec, ec->volume, ec->mute);
}
}
E_API void
e_client_volume_sink_append(E_Client *ec, E_Client_Volume_Sink *sink)
{
int volume;
Eina_Bool mute;
EINA_SAFETY_ON_NULL_RETURN(ec);
ec->sinks = eina_list_append(ec->sinks, sink);
sink->clients = eina_list_append(sink->clients, ec);
if (!ec->volume_control_enabled)
{
ec->volume_min = e_client_volume_sink_min_get(sink);
ec->volume_max = e_client_volume_sink_max_get(sink);
e_client_volume_sink_get(sink, &volume, &mute);
ec->volume = volume;
ec->mute = !!mute;
ec->volume_control_enabled = EINA_TRUE;
}
_e_client_volume_update(ec);
_e_client_volume_sink_event_simple(ec, sink,
E_EVENT_CLIENT_VOLUME_SINK_ADD);
}
E_API void
e_client_volume_sink_remove(E_Client *ec, E_Client_Volume_Sink *sink)
{
EINA_SAFETY_ON_NULL_RETURN(ec);
ec->sinks = eina_list_remove(ec->sinks, sink);
sink->clients = eina_list_remove(sink->clients, ec);
_e_client_volume_update(ec);
_e_client_volume_sink_event_simple(ec, sink,
E_EVENT_CLIENT_VOLUME_SINK_DEL);
}
E_API void
e_client_volume_sink_update(E_Client_Volume_Sink *sink)
{
Eina_List *l;
E_Client *ec;
EINA_SAFETY_ON_NULL_RETURN(sink);
EINA_LIST_FOREACH(sink->clients, l, ec)
{
_e_client_volume_update(ec);
_e_client_volume_sink_event_simple(ec, sink,
E_EVENT_CLIENT_VOLUME_SINK_CHANGED);
}
}
E_API void
e_client_volume_display_set(E_Client *ec, int volume, Eina_Bool mute)
{
ec->volume = volume;
ec->mute = !!mute;
if (mute)
_e_client_volume_event_simple(ec, E_EVENT_CLIENT_MUTE);
else
_e_client_volume_event_simple(ec, E_EVENT_CLIENT_UNMUTE);
_e_client_volume_event_simple(ec, E_EVENT_CLIENT_VOLUME);
}
E_API void
e_client_volume_set(E_Client *ec, int volume)
{
Eina_List *l;
E_Client_Volume_Sink *sink;
EINA_SAFETY_ON_NULL_RETURN(ec);
if (volume < ec->volume_min) volume = ec->volume_min;
if (volume > ec->volume_max) volume = ec->volume_max;
if (volume == ec->volume) return;
ec->volume = volume;
EINA_LIST_FOREACH(ec->sinks, l, sink)
{
e_client_volume_sink_set(sink, ec->volume, ec->mute);
}
_e_client_volume_update(ec);
_e_client_volume_event_simple(ec, E_EVENT_CLIENT_VOLUME);
}
E_API void
e_client_volume_mute_set(E_Client *ec, Eina_Bool mute)
{
Eina_List *l;
E_Client_Volume_Sink *sink;
EINA_SAFETY_ON_NULL_RETURN(ec);
if (!!mute == ec->mute) return;
ec->mute = !!mute;
EINA_LIST_FOREACH(ec->sinks, l, sink)
{
if (sink->func_set)
sink->func_set(ec->volume, ec->mute, sink->data);
}
if (mute)
_e_client_volume_event_simple(ec, E_EVENT_CLIENT_MUTE);
else
_e_client_volume_event_simple(ec, E_EVENT_CLIENT_UNMUTE);
}
E_API Evas_Object *
e_client_volume_object_add(E_Client *ec, Evas *evas)
{
Evas_Object *bx, *o;
Edje_Message_Int_Set *msg;
Eina_List *handlers = NULL;
bx = edje_object_add(evas);
e_theme_edje_object_set(bx,
"base/theme/border/volume",
"e/widgets/border/volume");
if (edje_object_part_exists(bx, "e.swallow.volume_icon"))
{
o = edje_object_add(evas);
e_theme_edje_object_set(o,
"base/theme/modules/mixer",
"e/modules/mixer/main");
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN,
_e_client_volume_object_mouse_down_cb,
ec);
edje_object_part_swallow(bx, "e.swallow.volume_icon", o);
msg = alloca(sizeof(Edje_Message_Int_Set) + (2 * sizeof(int)));
msg->count = 3;
msg->val[0] = ec->mute;
msg->val[1] = ec->volume;
msg->val[2] = msg->val[1];
edje_object_message_send(o, EDJE_MESSAGE_INT_SET, 0, msg);
edje_object_signal_emit(o, "e,action,volume,change", "e");
evas_object_show(o);
}
if (edje_object_part_exists(bx, "e.swallow.volume"))
{
o = edje_object_add(evas);
o = elm_slider_add(e_comp->elm);
elm_slider_min_max_set(o, ec->volume_min,
ec->volume_max);
elm_slider_span_size_set(o, ec->volume_max
* elm_config_scale_get());
elm_slider_unit_format_set(o, "%.0f");
elm_slider_indicator_format_set(o, "%.0f");
evas_object_smart_callback_add(o, "changed",
_e_client_volume_object_volume_changed,
ec);
evas_object_smart_callback_add(o, "slider,drag,stop",
_e_client_volume_object_volume_drag_stop,
ec);
elm_slider_value_set(o, ec->volume);
edje_object_part_swallow(bx, "e.swallow.volume", o);
evas_object_show(o);
}
E_LIST_HANDLER_APPEND(handlers, E_EVENT_CLIENT_VOLUME,
_e_client_volume_object_changed, bx);
E_LIST_HANDLER_APPEND(handlers, E_EVENT_CLIENT_MUTE,
_e_client_volume_object_changed, bx);
E_LIST_HANDLER_APPEND(handlers, E_EVENT_CLIENT_UNMUTE,
_e_client_volume_object_changed, bx);
evas_object_event_callback_add(bx, EVAS_CALLBACK_DEL,
_e_client_volume_object_del_cb, handlers);
return bx;
}
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