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#include <e.h>
#include <Eina.h>
#include "emix.h"
#include "e_mod_main.h"
#include "e_mod_config.h"
#define VOLUME_STEP 5
#define BARRIER_CHECK(old_val, new_val) \
(old_val > EMIX_VOLUME_BARRIER - 20) && \
(old_val <= EMIX_VOLUME_BARRIER) && \
(new_val > EMIX_VOLUME_BARRIER) && \
(new_val < EMIX_VOLUME_BARRIER + 20)
int _e_emix_log_domain;
static Eina_Bool init;
static Eina_List *_client_sinks = NULL;
static Eina_List *_client_mixers = NULL;
static Eina_List *_client_handlers = NULL;
static E_Client_Menu_Hook *_border_hook = NULL;
/* module requirements */
E_API E_Module_Api e_modapi =
{
E_MODULE_API_VERSION,
"Mixer"
};
/* necessary forward delcaration */
static E_Gadcon_Client *_gc_init(E_Gadcon *gc, const char *name,
const char *id, const char *style);
static void _gc_shutdown(E_Gadcon_Client *gcc);
static void _gc_orient(E_Gadcon_Client *gcc,
E_Gadcon_Orient orient);
static const char *_gc_label(const E_Gadcon_Client_Class *client_class);
static Evas_Object *_gc_icon(const E_Gadcon_Client_Class *client_class,
Evas *evas);
static const char *_gc_id_new(const E_Gadcon_Client_Class *client_class);
static const E_Gadcon_Client_Class _gadcon_class =
{
GADCON_CLIENT_CLASS_VERSION,
"mixer",
{
_gc_init, _gc_shutdown,
_gc_orient, _gc_label, _gc_icon, _gc_id_new, NULL,
e_gadcon_site_is_not_toolbar
},
E_GADCON_CLIENT_STYLE_PLAIN
};
typedef struct _Context Context;
struct _Context
{
char *theme;
Ecore_Exe *emixer;
Ecore_Event_Handler *desklock_handler;
Ecore_Event_Handler *emix_event_handler;
const Emix_Sink *sink_default;
E_Module *module;
Eina_List *instances;
E_Menu *menu;
unsigned int notification_id;
struct {
E_Action *incr;
E_Action *decr;
E_Action *mute;
E_Action *incr_app;
E_Action *decr_app;
E_Action *mute_app;
} actions;
};
typedef struct _Instance Instance;
struct _Instance
{
E_Gadcon_Client *gcc;
E_Gadcon_Orient orient;
E_Gadcon_Popup *popup;
Evas *evas;
Evas_Object *gadget;
Evas_Object *list;
Evas_Object *slider;
Evas_Object *check;
Eina_Bool mute;
};
typedef struct _Client_Mixer Client_Mixer;
struct _Client_Mixer
{
Evas_Object *win;
Evas_Object *volume;
Evas_Object *mute;
E_Client *ec;
Evas_Object *bx;
Eina_List *sinks;
};
static Context *mixer_context = NULL;
static void
_notify_cb(void *data EINA_UNUSED, unsigned int id)
{
mixer_context->notification_id = id;
}
static void
_notify(const int val)
{
E_Notification_Notify n;
char *icon, buf[56];
int ret;
if (!emix_config_notify_get()) return;
memset(&n, 0, sizeof(E_Notification_Notify));
if (val < 0) return;
ret = snprintf(buf, (sizeof(buf) - 1), "%s: %d%%", _("New volume"), val);
if ((ret < 0) || ((unsigned int)ret > sizeof(buf)))
return;
//Names are taken from FDO icon naming scheme
if (val == 0)
icon = "audio-volume-muted";
else if ((val > 33) && (val < 66))
icon = "audio-volume-medium";
else if (val <= 33)
icon = "audio-volume-low";
else
icon = "audio-volume-high";
n.app_name = _("Mixer");
n.replaces_id = mixer_context->notification_id;
n.icon.icon = icon;
n.summary = _("Volume changed");
n.body = buf;
n.timeout = 2000;
e_notification_client_send(&n, _notify_cb, NULL);
}
static void
_mixer_popup_update(Instance *inst, int mute, int vol)
{
elm_check_state_set(inst->check, !!mute);
elm_slider_value_set(inst->slider, vol);
}
static void _popup_del(Instance *inst);
static void
_mixer_gadget_update(void)
{
Edje_Message_Int_Set *msg;
Instance *inst;
Eina_List *l;
EINA_LIST_FOREACH(mixer_context->instances, l, inst)
{
msg = alloca(sizeof(Edje_Message_Int_Set) + (2 * sizeof(int)));
msg->count = 3;
if (!mixer_context->sink_default)
{
msg->val[0] = EINA_FALSE;
msg->val[1] = 0;
msg->val[2] = 0;
if (inst->popup)
_popup_del(inst);
}
else
{
int vol = 0;
unsigned int i = 0;
for (i = 0; i <
mixer_context->sink_default->volume.channel_count; i++)
vol += mixer_context->sink_default->volume.volumes[i];
if (mixer_context->sink_default->volume.channel_count)
vol /= mixer_context->sink_default->volume.channel_count;
msg->val[0] = mixer_context->sink_default->mute;
msg->val[1] = vol;
msg->val[2] = msg->val[1];
if (inst->popup)
_mixer_popup_update(inst, mixer_context->sink_default->mute,
msg->val[1]);
}
edje_object_message_send(inst->gadget, EDJE_MESSAGE_INT_SET, 0, msg);
edje_object_signal_emit(inst->gadget, "e,action,volume,change", "e");
}
}
static void
_volume_increase_cb(E_Object *obj EINA_UNUSED, const char *params EINA_UNUSED)
{
unsigned int i;
Emix_Volume volume;
EINA_SAFETY_ON_NULL_RETURN(mixer_context->sink_default);
Emix_Sink *s = (Emix_Sink *)mixer_context->sink_default;
if (BARRIER_CHECK(s->volume.volumes[0], s->volume.volumes[0] + VOLUME_STEP))
return;
volume.channel_count = s->volume.channel_count;
volume.volumes = calloc(s->volume.channel_count, sizeof(int));
for (i = 0; i < volume.channel_count; i++)
{
if (s->volume.volumes[i] < (emix_max_volume_get()) - VOLUME_STEP)
volume.volumes[i] = s->volume.volumes[i] + VOLUME_STEP;
else if (s->volume.volumes[i] < emix_max_volume_get())
volume.volumes[i] = emix_max_volume_get();
else
volume.volumes[i] = s->volume.volumes[i];
}
emix_sink_volume_set(s, volume);
emix_config_save_state_get();
if (emix_config_save_get()) e_config_save_queue();
free(volume.volumes);
}
static void
_volume_decrease_cb(E_Object *obj EINA_UNUSED, const char *params EINA_UNUSED)
{
unsigned int i;
Emix_Volume volume;
EINA_SAFETY_ON_NULL_RETURN(mixer_context->sink_default);
Emix_Sink *s = (Emix_Sink *)mixer_context->sink_default;
volume.channel_count = s->volume.channel_count;
volume.volumes = calloc(s->volume.channel_count, sizeof(int));
for (i = 0; i < volume.channel_count; i++)
{
if (s->volume.volumes[i] > VOLUME_STEP)
volume.volumes[i] = s->volume.volumes[i] - VOLUME_STEP;
else if (s->volume.volumes[i] < VOLUME_STEP)
volume.volumes[i] = 0;
else
volume.volumes[i] = s->volume.volumes[i];
}
emix_sink_volume_set(s, volume);
emix_config_save_state_get();
if (emix_config_save_get()) e_config_save_queue();
free(volume.volumes);
}
static void
_volume_mute_cb(E_Object *obj EINA_UNUSED, const char *params EINA_UNUSED)
{
EINA_SAFETY_ON_NULL_RETURN(mixer_context->sink_default);
Emix_Sink *s = (Emix_Sink *)mixer_context->sink_default;
Eina_Bool mute = !s->mute;
emix_sink_mute_set(s, mute);
emix_config_save_state_get();
if (emix_config_save_get()) e_config_save_queue();
}
static void
_volume_increase_app_cb(E_Object *obj EINA_UNUSED, const char *params EINA_UNUSED)
{
E_Client *ec;
ec = e_client_focused_get();
if (ec && ec->volume_control_enabled)
{
e_client_volume_set(ec, ec->volume + VOLUME_STEP);
}
}
static void
_volume_decrease_app_cb(E_Object *obj EINA_UNUSED, const char *params EINA_UNUSED)
{
E_Client *ec;
ec = e_client_focused_get();
if (ec && ec->volume_control_enabled)
{
e_client_volume_set(ec, ec->volume - VOLUME_STEP);
}
}
static void
_volume_mute_app_cb(E_Object *obj EINA_UNUSED, const char *params EINA_UNUSED)
{
E_Client *ec;
ec = e_client_focused_get();
if (ec && ec->volume_control_enabled)
{
e_client_volume_mute_set(ec, !ec->mute);
}
}
static void
_actions_register(void)
{
mixer_context->actions.incr = e_action_add("volume_increase");
if (mixer_context->actions.incr)
{
mixer_context->actions.incr->func.go = _volume_increase_cb;
e_action_predef_name_set("Mixer", _("Increase Volume"),
"volume_increase", NULL, NULL, 0);
}
mixer_context->actions.decr = e_action_add("volume_decrease");
if (mixer_context->actions.decr)
{
mixer_context->actions.decr->func.go = _volume_decrease_cb;
e_action_predef_name_set("Mixer", _("Decrease Volume"),
"volume_decrease", NULL, NULL, 0);
}
mixer_context->actions.mute = e_action_add("volume_mute");
if (mixer_context->actions.mute)
{
mixer_context->actions.mute->func.go = _volume_mute_cb;
e_action_predef_name_set("Mixer", _("Mute volume"), "volume_mute",
NULL, NULL, 0);
}
mixer_context->actions.incr_app = e_action_add("volume_increase_app");
if (mixer_context->actions.incr_app)
{
mixer_context->actions.incr_app->func.go = _volume_increase_app_cb;
e_action_predef_name_set("Mixer",
_("Increase Volume of Focused Application"),
"volume_increase_app", NULL, NULL, 0);
}
mixer_context->actions.decr_app = e_action_add("volume_decrease_app");
if (mixer_context->actions.decr_app)
{
mixer_context->actions.decr_app->func.go = _volume_decrease_app_cb;
e_action_predef_name_set("Mixer",
_("Decrease Volume of Focused Application"),
"volume_decrease_app", NULL, NULL, 0);
}
mixer_context->actions.mute_app = e_action_add("volume_mute_app");
if (mixer_context->actions.mute_app)
{
mixer_context->actions.mute_app->func.go = _volume_mute_app_cb;
e_action_predef_name_set("Mixer",
_("Mute Volume of Focused Application"),
"volume_mute_app", NULL, NULL, 0);
}
e_comp_canvas_keys_ungrab();
e_comp_canvas_keys_grab();
}
static void
_actions_unregister(void)
{
if (mixer_context->actions.incr)
{
e_action_predef_name_del("Mixer", _("Increase Volume"));
e_action_del("volume_increase");
mixer_context->actions.incr = NULL;
}
if (mixer_context->actions.decr)
{
e_action_predef_name_del("Mixer", _("Decrease Volume"));
e_action_del("volume_decrease");
mixer_context->actions.decr = NULL;
}
if (mixer_context->actions.mute)
{
e_action_predef_name_del("Mixer", _("Mute Volume"));
e_action_del("volume_mute");
mixer_context->actions.mute = NULL;
}
if (mixer_context->actions.incr_app)
{
e_action_predef_name_del("Mixer",
_("Increase Volume of Focuse Application"));
e_action_del("volume_increase_app");
mixer_context->actions.incr_app = NULL;
}
if (mixer_context->actions.decr_app)
{
e_action_predef_name_del("Mixer",
_("Decrease Volume of Focuse Application"));
e_action_del("volume_decrease_app");
mixer_context->actions.decr_app = NULL;
}
if (mixer_context->actions.mute_app)
{
e_action_predef_name_del("Mixer",
_("Mute Volume of Focuse Application"));
e_action_del("volume_mute_app");
mixer_context->actions.mute_app = NULL;
}
e_comp_canvas_keys_ungrab();
e_comp_canvas_keys_grab();
}
static void
_popup_del(Instance *inst)
{
inst->slider = NULL;
inst->check = NULL;
E_FREE_FUNC(inst->popup, e_object_del);
}
static void
_popup_del_cb(void *obj)
{
_popup_del(e_object_data_get(obj));
}
static void
_popup_comp_del_cb(void *data, Evas_Object *obj EINA_UNUSED)
{
Instance *inst = data;
E_FREE_FUNC(inst->popup, e_object_del);
}
static Eina_Bool
_emixer_del_cb(void *data EINA_UNUSED, int type EINA_UNUSED,
void *info EINA_UNUSED)
{
mixer_context->emixer = NULL;
if (mixer_context->emix_event_handler)
ecore_event_handler_del(mixer_context->emix_event_handler);
return EINA_TRUE;
}
static void
_emixer_exec_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Instance *inst = data;
_popup_del(inst);
if (mixer_context->emixer) return;
mixer_context->emixer = ecore_exe_run("emixer", NULL);
if (mixer_context->emix_event_handler)
ecore_event_handler_del(mixer_context->emix_event_handler);
mixer_context->emix_event_handler =
ecore_event_handler_add(ECORE_EXE_EVENT_DEL, _emixer_del_cb, NULL);
}
static void
_check_changed_cb(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED,
void *event EINA_UNUSED)
{
EINA_SAFETY_ON_NULL_RETURN(mixer_context->sink_default);
Emix_Sink *s = (Emix_Sink *)mixer_context->sink_default;
emix_sink_mute_set(s, !s->mute);
emix_config_save_state_get();
if (emix_config_save_get()) e_config_save_queue();
/*
*TODO: is it really necessary ? or it will be update
* with the sink changed hanlder
*/
_mixer_gadget_update();
}
static void
_slider_changed_cb(void *data EINA_UNUSED, Evas_Object *obj,
void *event EINA_UNUSED)
{
int val;
EINA_SAFETY_ON_NULL_RETURN(mixer_context->sink_default);
Emix_Sink *s = (Emix_Sink *)mixer_context->sink_default;
val = (int)elm_slider_value_get(obj);
VOLSET(val, s->volume, s, emix_sink_volume_set);
elm_slider_value_set(obj, val);
emix_config_save_state_get();
if (emix_config_save_get()) e_config_save_queue();
}
static void
_slider_drag_stop_cb(void *data EINA_UNUSED, Evas_Object *obj,
void *event EINA_UNUSED)
{
EINA_SAFETY_ON_NULL_RETURN(mixer_context->sink_default);
Emix_Sink *s = (Emix_Sink *)mixer_context->sink_default;
int val = s->volume.volumes[0];
elm_slider_value_set(obj, val);
}
static void
_sink_selected_cb(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Emix_Sink *s = data;
mixer_context->sink_default = s;
if (s) emix_config_save_sink_set(s->name);
_mixer_gadget_update();
}
static void
_popup_new(Instance *inst)
{
Evas_Object *button, *list, *slider, *bx;
Emix_Sink *s;
Eina_List *l;
int num = 0;
Elm_Object_Item *default_it = NULL;
unsigned int volume = 0, i;
EINA_SAFETY_ON_NULL_RETURN(mixer_context->sink_default);
unsigned int channels = mixer_context->sink_default->volume.channel_count;
inst->popup = e_gadcon_popup_new(inst->gcc, 0);
list = elm_box_add(e_comp->elm);
inst->list = elm_list_add(e_comp->elm);
elm_list_mode_set(inst->list, ELM_LIST_COMPRESS);
evas_object_size_hint_align_set(inst->list, EVAS_HINT_FILL, EVAS_HINT_FILL);
evas_object_size_hint_weight_set(inst->list, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_show(inst->list);
EINA_LIST_FOREACH((Eina_List *)emix_sinks_get(), l, s)
{
Elm_Object_Item *it;
it = elm_list_item_append(inst->list, s->name, NULL, NULL, _sink_selected_cb, s);
if (mixer_context->sink_default == s)
default_it = it;
num++;
}
elm_list_go(inst->list);
elm_box_pack_end(list, inst->list);
for (volume = 0, i = 0; i < channels; i++)
volume += mixer_context->sink_default->volume.volumes[i];
if (channels) volume = volume / channels;
bx = elm_box_add(e_comp->elm);
elm_box_horizontal_set(bx, EINA_TRUE);
evas_object_size_hint_weight_set(bx, EVAS_HINT_EXPAND, 0.0);
evas_object_size_hint_align_set(bx, EVAS_HINT_FILL, 0.0);
elm_box_pack_end(list, bx);
evas_object_show(bx);
slider = elm_slider_add(e_comp->elm);
inst->slider = slider;
elm_slider_span_size_set(slider, 128 * elm_config_scale_get());
elm_slider_unit_format_set(slider, "%1.0f");
elm_slider_indicator_format_set(slider, "%1.0f");
evas_object_size_hint_align_set(slider, EVAS_HINT_FILL, EVAS_HINT_FILL);
evas_object_size_hint_weight_set(slider, EVAS_HINT_EXPAND, 0.0);
evas_object_show(slider);
elm_slider_min_max_set(slider, 0.0, emix_max_volume_get());
evas_object_smart_callback_add(slider, "changed", _slider_changed_cb, NULL);
evas_object_smart_callback_add(slider, "slider,drag,stop", _slider_drag_stop_cb, NULL);
elm_slider_value_set(slider, volume);
elm_box_pack_end(bx, slider);
evas_object_show(slider);
inst->mute = mixer_context->sink_default->mute;
inst->check = elm_check_add(e_comp->elm);
evas_object_size_hint_align_set(inst->check, 0.5, EVAS_HINT_FILL);
elm_object_text_set(inst->check, _("Mute"));
elm_check_state_pointer_set(inst->check, &(inst->mute));
evas_object_smart_callback_add(inst->check, "changed", _check_changed_cb,
NULL);
elm_box_pack_end(bx, inst->check);
evas_object_show(inst->check);
button = elm_button_add(e_comp->elm);
evas_object_size_hint_align_set(button, EVAS_HINT_FILL, EVAS_HINT_FILL);
evas_object_size_hint_weight_set(button, EVAS_HINT_EXPAND, 0.0);
elm_object_text_set(button, _("Mixer"));
evas_object_smart_callback_add(button, "clicked", _emixer_exec_cb, inst);
elm_box_pack_end(list, button);
evas_object_show(button);
evas_object_size_hint_min_set(list, 208, 208);
e_gadcon_popup_content_set(inst->popup, list);
e_comp_object_util_autoclose(inst->popup->comp_object,
_popup_comp_del_cb, NULL, inst);
e_gadcon_popup_show(inst->popup);
e_object_data_set(E_OBJECT(inst->popup), inst);
E_OBJECT_DEL_SET(inst->popup, _popup_del_cb);
if (default_it)
elm_list_item_selected_set(default_it, EINA_TRUE);
}
static void
_menu_cb(void *data, E_Menu *menu EINA_UNUSED, E_Menu_Item *mi EINA_UNUSED)
{
_emixer_exec_cb(data, NULL, NULL);
}
static void
_settings_cb(void *data EINA_UNUSED, E_Menu *menu EINA_UNUSED,
E_Menu_Item *mi EINA_UNUSED)
{
emix_config_popup_new(NULL, NULL);
}
static void
_menu_new(Instance *inst, Evas_Event_Mouse_Down *ev)
{
E_Zone *zone;
E_Menu *m;
E_Menu_Item *mi;
int x, y;
zone = e_zone_current_get();
m = e_menu_new();
mi = e_menu_item_new(m);
e_menu_item_label_set(mi, _("Advanced"));
e_util_menu_item_theme_icon_set(mi, "configure");
e_menu_item_callback_set(mi, _menu_cb, inst);
mi = e_menu_item_new(m);
e_menu_item_label_set(mi, _("Settings"));
e_util_menu_item_theme_icon_set(mi, "configure");
e_menu_item_callback_set(mi, _settings_cb, inst);
m = e_gadcon_client_util_menu_items_append(inst->gcc, m, 0);
e_gadcon_canvas_zone_geometry_get(inst->gcc->gadcon, &x, &y, NULL, NULL);
e_menu_activate_mouse(m, zone, x + ev->output.x, y + ev->output.y,
1, 1, E_MENU_POP_DIRECTION_AUTO, ev->timestamp);
evas_event_feed_mouse_up(inst->gcc->gadcon->evas, ev->button,
EVAS_BUTTON_NONE, ev->timestamp, NULL);
}
static void
_mouse_down_cb(void *data, Evas *evas EINA_UNUSED,
Evas_Object *obj EINA_UNUSED, void *event)
{
Instance *inst = data;
Evas_Event_Mouse_Down *ev = event;
if (ev->button == 1)
{
if (!inst->popup)
_popup_new(inst);
}
else if (ev->button == 2)
{
_volume_mute_cb(NULL, NULL);
}
else if (ev->button == 3)
{
_menu_new(inst, ev);
}
}
static void
_mouse_wheel_cb(void *data EINA_UNUSED, Evas *evas EINA_UNUSED,
Evas_Object *obj EINA_UNUSED, void *event)
{
Evas_Event_Mouse_Wheel *ev = event;
if (ev->z > 0)
_volume_decrease_cb(NULL, NULL);
else if (ev->z < 0)
_volume_increase_cb(NULL, NULL);
}
/*
* Gadcon functions
*/
static E_Gadcon_Client *
_gc_init(E_Gadcon *gc, const char *name, const char *id, const char *style)
{
E_Gadcon_Client *gcc;
Instance *inst;
inst = E_NEW(Instance, 1);
inst->gadget = edje_object_add(gc->evas);
inst->evas = gc->evas;
e_theme_edje_object_set(inst->gadget,
"base/theme/modules/mixer",
"e/modules/mixer/main");
gcc = e_gadcon_client_new(gc, name, id, style, inst->gadget);
gcc->data = inst;
inst->gcc = gcc;
evas_object_event_callback_add(inst->gadget, EVAS_CALLBACK_MOUSE_DOWN,
_mouse_down_cb, inst);
evas_object_event_callback_add(inst->gadget, EVAS_CALLBACK_MOUSE_WHEEL,
_mouse_wheel_cb, inst);
mixer_context->instances = eina_list_append(mixer_context->instances, inst);
if (mixer_context->sink_default)
_mixer_gadget_update();
return gcc;
}
static void
_gc_shutdown(E_Gadcon_Client *gcc)
{
Instance *inst;
inst = gcc->data;
evas_object_del(inst->gadget);
mixer_context->instances = eina_list_remove(mixer_context->instances, inst);
free(inst);
}
static void
_gc_orient(E_Gadcon_Client *gcc, E_Gadcon_Orient orient EINA_UNUSED)
{
e_gadcon_client_aspect_set(gcc, 16, 16);
e_gadcon_client_min_size_set(gcc, 16, 16);
}
static const char *
_gc_label(const E_Gadcon_Client_Class *client_class EINA_UNUSED)
{
return "Mixer";
}
static Evas_Object *
_gc_icon(const E_Gadcon_Client_Class *client_class EINA_UNUSED, Evas *evas)
{
Evas_Object *o;
char buf[4096] = { 0 };
o = edje_object_add(evas);
snprintf(buf, sizeof(buf), "%s/e-module-mixer.edj",
e_module_dir_get(mixer_context->module));
edje_object_file_set(o, buf, "icon");
return o;
}
static const char *
_gc_id_new(const E_Gadcon_Client_Class *client_class EINA_UNUSED)
{
return _gadcon_class.name;
}
static void
_sink_event(int type, void *info)
{
Emix_Sink *sink = info;
const Eina_List *l;
if (type == EMIX_SINK_REMOVED_EVENT)
{
if (sink == mixer_context->sink_default)
{
l = emix_sinks_get();
if (l)
mixer_context->sink_default = l->data;
else
mixer_context->sink_default = NULL;
if (emix_config_save_get()) e_config_save_queue();
_mixer_gadget_update();
}
}
else if (type == EMIX_SINK_CHANGED_EVENT)
{
if (mixer_context->sink_default == sink)
{
_mixer_gadget_update();
_notify(sink->mute ? 0 : sink->volume.volumes[0]);
}
}
else
{
DBG("Sink added");
}
/*
Only safe the state if we are not in init mode,
If we are in init mode, this is a result of the restore call.
Restore iterates over a list of sinks which would get deleted in the
save_state_get call.
*/
if (!init)
{
emix_config_save_state_get();
if (emix_config_save_get()) e_config_save_queue();
}
}
static void
_disconnected(void)
{
if (mixer_context) mixer_context->sink_default = NULL;
_mixer_gadget_update();
}
static void
_ready(void)
{
init = EINA_TRUE;
if (emix_sink_default_support())
mixer_context->sink_default = emix_sink_default_get();
else
{
if (emix_sinks_get())
mixer_context->sink_default = emix_sinks_get()->data;
}
if (emix_config_save_get())
{
Emix_Sink *s;
const char *sinkname;
sinkname = emix_config_save_sink_get();
if (sinkname)
{
Eina_List *sinks = (Eina_List *)emix_sinks_get();
Eina_List *l;
EINA_LIST_FOREACH(sinks, l, s)
{
if ((s->name) && (!strcmp(s->name, sinkname)))
{
mixer_context->sink_default = s;
break;
}
}
}
emix_config_save_state_restore();
}
_mixer_gadget_update();
init = EINA_FALSE;
}
static void
_sink_input_get(int *volume, Eina_Bool *muted, void *data)
{
Emix_Sink_Input *input;
input = data;
if (volume) *volume = input->volume.volumes[0];
if (muted) *muted = input->mute;
}
static void
_sink_input_set(int volume, Eina_Bool muted, void *data)
{
Emix_Sink_Input *input;
input = data;
VOLSET(volume, input->volume, input, emix_sink_input_volume_set);
emix_sink_input_mute_set(input, muted);
}
static int
_sink_input_min_get(void *data EINA_UNUSED)
{
return 0;
}
static int
_sink_input_max_get(void *data EINA_UNUSED)
{
return emix_max_volume_get();
}
static const char *
_sink_input_name_get(void *data)
{
Emix_Sink_Input *input;
input = data;
return input->name;
}
static pid_t
_get_ppid(pid_t pid)
{
int fd;
char buf[128];
char *s;
pid_t ppid;
/* Open the status info process file provided by kernel to get the parent
* process id. 'man 5 proc' and go to /proc/[pid]/stat to get information
* about the content of this file.
*/
snprintf(buf, sizeof(buf), "/proc/%d/stat", pid);
fd = open(buf, O_RDONLY);
if (fd == -1)
{
ERR("Can't open %s, maybee the process exited.", buf);
return -1;
}
if ((read(fd, buf, sizeof(buf))) < 4)
{
close(fd);
return -1;
}
buf[sizeof(buf) - 1] = 0;
s = strrchr(buf, ')');
s += 3;
ppid = atoi(s);
close(fd);
return ppid;
}
static void
_sink_input_event(int type, Emix_Sink_Input *input)
{
Eina_List *clients, *l;
E_Client *ec;
E_Client_Volume_Sink *sink;
pid_t pid;
switch (type)
{
case EMIX_SINK_INPUT_ADDED_EVENT:
pid = input->pid;
while (42)
{
if (pid <= 1 || pid == getpid()) return;
clients = e_client_focus_stack_get();
EINA_LIST_FOREACH(clients, l, ec)
{
if ((ec->netwm.pid == pid) && (!ec->parent))
{
DBG("Sink found the client %s",
e_client_util_name_get(ec));
sink = e_client_volume_sink_new(_sink_input_get,
_sink_input_set,
_sink_input_min_get,
_sink_input_max_get,
_sink_input_name_get,
input);
e_client_volume_sink_append(ec, sink);
_client_sinks = eina_list_append(_client_sinks, sink);
return;
}
}
pid = _get_ppid(pid);
}
break;
case EMIX_SINK_INPUT_REMOVED_EVENT:
EINA_LIST_FOREACH(_client_sinks, l, sink)
{
if (sink->data == input)
{
e_client_volume_sink_del(sink);
_client_sinks = eina_list_remove_list(_client_sinks, l);
break;
}
}
break;
case EMIX_SINK_INPUT_CHANGED_EVENT:
EINA_LIST_FOREACH(_client_sinks, l, sink)
{
if (sink->data == input)
{
e_client_volume_sink_update(sink);
}
}
break;
}
}
static void
_events_cb(void *data EINA_UNUSED, enum Emix_Event type, void *event_info)
{
switch (type)
{
case EMIX_SINK_ADDED_EVENT:
case EMIX_SINK_CHANGED_EVENT:
case EMIX_SINK_REMOVED_EVENT:
_sink_event(type, event_info);
break;
case EMIX_DISCONNECTED_EVENT:
_disconnected();
break;
case EMIX_READY_EVENT:
_ready();
break;
case EMIX_SINK_INPUT_ADDED_EVENT:
case EMIX_SINK_INPUT_REMOVED_EVENT:
case EMIX_SINK_INPUT_CHANGED_EVENT:
_sink_input_event(type, event_info);
break;
default:
break;
}
}
static Eina_Bool
_desklock_cb(void *data EINA_UNUSED, int type EINA_UNUSED, void *info)
{
E_Event_Desklock *ev = info;
static Eina_Bool _was_mute = EINA_FALSE;
if (emix_config_desklock_mute_get() == EINA_FALSE)
return ECORE_CALLBACK_PASS_ON;
if (!mixer_context)
return ECORE_CALLBACK_PASS_ON;
if (ev->on)
{
if (mixer_context->sink_default)
{
_was_mute = mixer_context->sink_default->mute;
if (!_was_mute)
emix_sink_mute_set((Emix_Sink *)mixer_context->sink_default, EINA_TRUE);
}
}
else
{
if (mixer_context->sink_default)
{
if (!_was_mute)
emix_sink_mute_set((Emix_Sink *)mixer_context->sink_default, EINA_FALSE);
}
}
return ECORE_CALLBACK_PASS_ON;
}
static void
_backend_changed(const char *backend, void *data EINA_UNUSED)
{
_disconnected();
if (emix_backend_set(backend) == EINA_FALSE)
ERR("Could not load backend: %s", backend);
}
static void
_bd_hook_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
_bd_hook_volume_drag_stop(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
E_Client *ec;
ec = data;
elm_slider_value_set(obj, ec->volume);
}
static void
_bd_hook_mute_changed(void *data, Evas_Object *obj, void *event_info EINA_UNUSED)
{
E_Client *ec;
ec = data;
e_client_volume_mute_set(ec, elm_check_state_get(obj));
}
static void
_bd_hook_sink_volume_changed(void *data, Evas_Object *obj, void *event_info EINA_UNUSED)
{
E_Client_Volume_Sink *sink;
Evas_Object *check;
sink = data;
check = evas_object_data_get(obj, "e_sink_check");
e_client_volume_sink_set(sink,
elm_slider_value_get(obj),
elm_check_state_get(check));
}
static void
_bd_hook_sink_volume_drag_stop(void *data, Evas_Object *obj, void *event_info EINA_UNUSED)
{
E_Client_Volume_Sink *sink;
Evas_Object *check;
Eina_Bool mute;
int vol;
sink = data;
check = evas_object_data_get(obj, "e_sink_check");
e_client_volume_sink_get(sink, &vol, &mute);
elm_slider_value_set(obj, vol);
elm_check_state_set(check, mute);
}
static void
_bd_hook_sink_mute_changed(void *data, Evas_Object *obj, void *event_info EINA_UNUSED)
{
E_Client_Volume_Sink *sink;
Evas_Object *slider;
sink = data;
slider = evas_object_data_get(obj, "e_sink_volume");
e_client_volume_sink_set(sink,
elm_slider_value_get(slider),
elm_check_state_get(obj));
}
static Eina_Bool
_e_client_volume_changed(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
{
E_Event_Client *ev;
Client_Mixer *cm;
E_Client_Volume_Sink *sink;
Evas_Object *o;
Eina_List *l;
ev = event;
EINA_LIST_FOREACH(_client_mixers, l, cm)
{
if (cm->ec == ev->ec)
{
elm_slider_value_set(cm->volume, cm->ec->volume);
EINA_LIST_FOREACH(cm->sinks, l, o)
{
int volume;
sink = evas_object_data_get(o, "e_sink");
e_client_volume_sink_get(sink, &volume, NULL);
elm_slider_value_set(o, volume);
}
break;
}
}
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_client_mute_changed(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
{
E_Event_Client *ev;
Client_Mixer *cm;
E_Client_Volume_Sink *sink;
Evas_Object *o, *check;
Eina_List *l;
Eina_Bool mute;
ev = event;
EINA_LIST_FOREACH(_client_mixers, l, cm)
{
if (cm->ec == ev->ec)
{
elm_check_state_set(cm->mute, !!cm->ec->mute);
elm_object_disabled_set(cm->volume, !!cm->ec->mute);
EINA_LIST_FOREACH(cm->sinks, l, o)
{
sink = evas_object_data_get(o, "e_sink");
check = evas_object_data_get(o, "e_sink_check");
e_client_volume_sink_get(sink, NULL, &mute);
elm_check_state_set(check, mute);
elm_object_disabled_set(o, mute);
}
break;
}
}
return ECORE_CALLBACK_PASS_ON;
}
static void
_e_client_mixer_sink_append(E_Client_Volume_Sink *sink, Client_Mixer *cm)
{
Evas_Object *lbl, *slider, *check, *sep;
int volume;
int min, max;
Eina_Bool mute;
min = e_client_volume_sink_min_get(sink);
max = e_client_volume_sink_max_get(sink);
e_client_volume_sink_get(sink, &volume, &mute);
sep = elm_separator_add(cm->bx);
elm_separator_horizontal_set(sep, EINA_TRUE);
evas_object_size_hint_weight_set(sep, 0.0, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(sep, EVAS_HINT_FILL, EVAS_HINT_FILL);
elm_box_pack_end(cm->bx, sep);
evas_object_show(sep);
lbl = elm_label_add(cm->bx);
elm_object_text_set(lbl, e_client_volume_sink_name_get(sink));
evas_object_size_hint_align_set(lbl, 0.0, EVAS_HINT_FILL);
elm_box_pack_end(cm->bx, lbl);
evas_object_show(lbl);
slider = elm_slider_add(cm->bx);
elm_slider_horizontal_set(slider, EINA_TRUE);
elm_slider_min_max_set(slider, min, max);
elm_slider_span_size_set(slider, max * elm_config_scale_get());
elm_slider_unit_format_set(slider, "%.0f");
elm_slider_indicator_format_set(slider, "%.0f");
evas_object_size_hint_weight_set(slider, 0.0, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(slider, EVAS_HINT_FILL, EVAS_HINT_FILL);
elm_slider_value_set(slider, volume);
evas_object_smart_callback_add(slider, "changed",
_bd_hook_sink_volume_changed, sink);
evas_object_smart_callback_add(slider, "slider,drag,stop",
_bd_hook_sink_volume_drag_stop, sink);
elm_box_pack_end(cm->bx, slider);
evas_object_show(slider);
check = elm_check_add(cm->bx);
elm_object_text_set(check, _("Mute"));
evas_object_size_hint_align_set(check, 0.0, EVAS_HINT_FILL);
elm_check_state_set(check, !!mute);
elm_object_disabled_set(slider, !!mute);
evas_object_smart_callback_add(check, "changed",
_bd_hook_sink_mute_changed, sink);
elm_box_pack_end(cm->bx, check);
evas_object_show(check);
evas_object_data_set(slider, "e_sink", sink);
evas_object_data_set(slider, "e_sink_check", check);
evas_object_data_set(slider, "e_sink_label", lbl);
evas_object_data_set(slider, "e_sink_separator", sep);
evas_object_data_set(check, "e_sink_volume", slider);
cm->sinks = eina_list_append(cm->sinks, slider);
}
static Eina_Bool
_e_client_volume_sink_add(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
{
E_Event_Client_Volume_Sink *ev;
Client_Mixer *cm;
Eina_List *l;
ev = event;
EINA_LIST_FOREACH(_client_mixers, l, cm)
{
if (cm->ec == ev->ec)
{
_e_client_mixer_sink_append(ev->sink, cm);
}
}
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_client_volume_sink_del(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
{
E_Event_Client_Volume_Sink *ev;
E_Client_Volume_Sink *sink;
Client_Mixer *cm;
Evas_Object *o, *lbl, *check, *sep;
Eina_List *l;
ev = event;
EINA_LIST_FOREACH(_client_mixers, l, cm)
{
if (cm->ec == ev->ec)
{
EINA_LIST_FOREACH(cm->sinks, l, o)
{
sink = evas_object_data_get(o, "e_sink");
if (sink == ev->sink)
{
lbl = evas_object_data_get(o, "e_sink_label");
check = evas_object_data_get(o, "e_sink_check");
sep = evas_object_data_get(o, "e_sink_separator");
evas_object_del(sep);
evas_object_del(lbl);
evas_object_del(o);
evas_object_del(check);
cm->sinks = eina_list_remove_list(cm->sinks, l);
}
}
break;
}
}
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_e_client_volume_sink_changed(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
{
E_Event_Client_Volume_Sink *ev;
Client_Mixer *cm;
E_Client_Volume_Sink *sink;
Evas_Object *o, *check;
Eina_List *l;
int volume;
Eina_Bool mute;
ev = event;
EINA_LIST_FOREACH(_client_mixers, l, cm)
{
if (cm->ec == ev->ec)
{
EINA_LIST_FOREACH(cm->sinks, l, o)
{
sink = evas_object_data_get(o, "e_sink");
if (sink != ev->sink) continue;
check = evas_object_data_get(o, "e_sink_check");
e_client_volume_sink_get(sink, &volume, &mute);
elm_slider_value_set(o, volume);
elm_object_disabled_set(o, mute);
elm_check_state_set(check, mute);
}
break;
}
}
return ECORE_CALLBACK_PASS_ON;
}
static void
_client_mixer_del(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
Client_Mixer *cm;
cm = data;
_client_mixers = eina_list_remove(_client_mixers, cm);
free(cm);
}
static Eina_Bool
_e_client_remove(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
{
E_Event_Client *ev;
Client_Mixer *cm;
Eina_List *l;
ev = event;
EINA_LIST_FOREACH(_client_mixers, l, cm)
{
if (cm->ec == ev->ec)
{
evas_object_event_callback_del_full(cm->win, EVAS_CALLBACK_DEL,
_client_mixer_del, cm);
evas_object_del(cm->win);
_client_mixers = eina_list_remove_list(_client_mixers, l);
free(cm);
break;
}
}
return ECORE_CALLBACK_PASS_ON;
}
static void
_bd_hook_cb(void *data, E_Menu *m EINA_UNUSED, E_Menu_Item *it EINA_UNUSED)
{
E_Client *ec;
Client_Mixer *cm;
E_Client_Volume_Sink *sink;
Evas_Object *win, *popup, *bx, *o;
Eina_List *l;
int w, h;
ec = data;
EINA_LIST_FOREACH(_client_mixers, l, cm)
{
if (cm->ec == ec)
return;
}
cm = E_NEW(Client_Mixer, 1);
cm->ec = ec;
win = elm_popup_add(e_comp->elm);
elm_popup_allow_events_set(win, EINA_TRUE);
bx = elm_box_add(win);
elm_box_horizontal_set(bx, EINA_FALSE);
elm_object_content_set(win, bx);
evas_object_size_hint_weight_set(bx, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
cm->bx = bx;
o = elm_label_add(bx);
elm_object_text_set(o, _("Main"));
evas_object_size_hint_align_set(o, 0.0, EVAS_HINT_FILL);
elm_box_pack_end(bx, o);
evas_object_show(o);
o = elm_slider_add(bx);
elm_slider_horizontal_set(o, EINA_TRUE);
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_size_hint_weight_set(o, 0.0, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(o, EVAS_HINT_FILL, EVAS_HINT_FILL);
elm_slider_value_set(o, ec->volume);
evas_object_smart_callback_add(o, "changed", _bd_hook_volume_changed, ec);
evas_object_smart_callback_add(o, "slider,drag,stop",
_bd_hook_volume_drag_stop, ec);
elm_box_pack_end(bx, o);
evas_object_show(o);
cm->volume = o;
o = elm_check_add(bx);
elm_object_text_set(o, _("Mute"));
evas_object_size_hint_align_set(o, 0.0, EVAS_HINT_FILL);
elm_check_state_set(o, !!ec->mute);
elm_object_disabled_set(o, !!ec->mute);
evas_object_smart_callback_add(o, "changed", _bd_hook_mute_changed, ec);
elm_box_pack_end(bx, o);
evas_object_show(o);
cm->mute = o;
EINA_LIST_FOREACH(ec->sinks, l, sink)
{
_e_client_mixer_sink_append(sink, cm);
}
evas_object_show(bx);
evas_object_size_hint_min_get(bx, &w, &h);
evas_object_resize(win, w, h);
evas_object_show(win);
popup = e_comp_object_util_add(win, E_COMP_OBJECT_TYPE_NONE);
evas_object_layer_set(popup, E_LAYER_POPUP);
e_comp_object_util_center_on_zone(popup, ec->zone);
evas_object_show(popup);
e_comp_object_util_autoclose(popup, NULL, NULL, NULL);
_client_mixers = eina_list_append(_client_mixers, cm);
evas_object_event_callback_add(popup, EVAS_CALLBACK_DEL, _client_mixer_del, cm);
cm->win = popup;
}
static void
_bd_hook(void *data EINA_UNUSED, E_Client *ec)
{
E_Menu_Item *it;
E_Menu *m;
Eina_List *l;
if (!ec->volume_control_enabled) return;
m = ec->border_menu;
/* Find the first separator and add us below him */
EINA_LIST_FOREACH(m->items, l, it)
{
if (it->separator) break;
}
if ((!it) || (!it->separator)) return;
it = e_menu_item_new_relative(m, it);
e_menu_item_label_set(it, _("Volume"));
e_util_menu_item_theme_icon_set(it, "preferences-desktop-mixer");
e_menu_item_callback_set(it, _bd_hook_cb, ec);
it = e_menu_item_new_relative(m, it);
e_menu_item_separator_set(it, EINA_TRUE);
}
E_API void *
e_modapi_init(E_Module *m)
{
Eina_List *l;
char buf[4096];
const char *backend;
Eina_Bool backend_loaded = EINA_FALSE;
_e_emix_log_domain = eina_log_domain_register("mixer", EINA_COLOR_RED);
if (!mixer_context)
{
mixer_context = E_NEW(Context, 1);
mixer_context->desklock_handler =
ecore_event_handler_add(E_EVENT_DESKLOCK, _desklock_cb, NULL);
mixer_context->module = m;
snprintf(buf, sizeof(buf), "%s/mixer.edj",
e_module_dir_get(mixer_context->module));
mixer_context->theme = strdup(buf);
}
EINA_SAFETY_ON_FALSE_RETURN_VAL(emix_init(), NULL);
emix_config_init(_backend_changed, NULL);
emix_event_callback_add(_events_cb, NULL);
backend = emix_config_backend_get();
if (backend && emix_backend_set(backend))
backend_loaded = EINA_TRUE;
else
{
if (backend)
WRN("Could not load %s, trying another one ...", backend);
EINA_LIST_FOREACH((Eina_List *)emix_backends_available(), l,
backend)
{
if (emix_backend_set(backend) == EINA_TRUE)
{
DBG("Loaded backend: %s!", backend);
backend_loaded = EINA_TRUE;
emix_config_backend_set(backend);
break;
}
}
}
if (!backend_loaded) goto err;
e_configure_registry_category_add("extensions", 90, _("Extensions"), NULL,
"preferences-extensions");
e_configure_registry_item_add("extensions/emix", 30, _("Mixer"), NULL,
"preferences-desktop-mixer",
emix_config_popup_new);
if (emix_sink_default_support())
mixer_context->sink_default = emix_sink_default_get();
e_gadcon_provider_register(&_gadcon_class);
_actions_register();
_border_hook = e_int_client_menu_hook_add(_bd_hook, NULL);
E_LIST_HANDLER_APPEND(_client_handlers, E_EVENT_CLIENT_VOLUME,
_e_client_volume_changed, NULL);
E_LIST_HANDLER_APPEND(_client_handlers, E_EVENT_CLIENT_MUTE,
_e_client_mute_changed, NULL);
E_LIST_HANDLER_APPEND(_client_handlers, E_EVENT_CLIENT_UNMUTE,
_e_client_mute_changed, NULL);
E_LIST_HANDLER_APPEND(_client_handlers, E_EVENT_CLIENT_REMOVE,
_e_client_remove, NULL);
E_LIST_HANDLER_APPEND(_client_handlers, E_EVENT_CLIENT_VOLUME_SINK_ADD,
_e_client_volume_sink_add, NULL);
E_LIST_HANDLER_APPEND(_client_handlers, E_EVENT_CLIENT_VOLUME_SINK_DEL,
_e_client_volume_sink_del, NULL);
E_LIST_HANDLER_APPEND(_client_handlers, E_EVENT_CLIENT_VOLUME_SINK_CHANGED,
_e_client_volume_sink_changed, NULL);
return m;
err:
emix_config_shutdown();
emix_shutdown();
return NULL;
}
E_API int
e_modapi_shutdown(E_Module *m EINA_UNUSED)
{
E_Client_Volume_Sink *sink;
Client_Mixer *cm;
E_FREE_LIST(_client_handlers, ecore_event_handler_del);
EINA_LIST_FREE(_client_mixers, cm)
{
evas_object_event_callback_del_full(cm->win, EVAS_CALLBACK_DEL,
_client_mixer_del, cm);
evas_object_del(cm->win);
free(cm);
}
e_int_client_menu_hook_del(_border_hook);
_actions_unregister();
e_gadcon_provider_unregister((const E_Gadcon_Client_Class *)&_gadcon_class);
if (mixer_context)
{
free(mixer_context->theme);
E_FREE(mixer_context);
}
EINA_LIST_FREE(_client_sinks, sink)
e_client_volume_sink_del(sink);
emix_event_callback_del(_events_cb);
emix_shutdown();
emix_config_shutdown();
return 1;
}
E_API int
e_modapi_save(E_Module *m EINA_UNUSED)
{
emix_config_save();
return 1;
}