#ifndef E_MOD_MAIN_H
#define E_MOD_MAIN_H

#include "config.h"
#include "e_mod_system.h"
#include <e.h>

#define MOD_CONFIG_FILE_EPOCH 0x0000
#define MOD_CONFIG_FILE_GENERATION 0x0003
#define MOD_CONFIG_FILE_VERSION                                 \
  ((MOD_CONFIG_FILE_EPOCH << 16) | MOD_CONFIG_FILE_GENERATION)

typedef struct E_Mixer_Gadget_Config
{
   int lock_sliders;
   int show_locked;
   int keybindings_popup;
   const char *card;
   const char *channel_name;
   const char *id;
   E_Config_Dialog *dialog;
   struct E_Mixer_Instance *instance;
} E_Mixer_Gadget_Config;

typedef struct E_Mixer_Module_Config
{
   int version;
   const char *default_gc_id;
   Eina_Hash *gadgets;
   int desktop_notification;
} E_Mixer_Module_Config;

typedef struct E_Mixer_Instance
{
   E_Gadcon_Client *gcc;
   E_Gadcon_Popup *popup;
   Ecore_Timer *popup_timer;
   E_Menu *menu;

   struct
   {
      Evas_Object *gadget;
      Evas_Object *label;
      Evas_Object *left;
      Evas_Object *right;
      Evas_Object *mute;
      Evas_Object *table;
      Evas_Object *button;
      struct
      {
         Ecore_X_Window win;
         Ecore_Event_Handler *mouse_up;
         Ecore_Event_Handler *key_down;
      } input;
   } ui;

   E_Mixer_System *sys;
   E_Mixer_Channel *channel;
   E_Mixer_Channel_State mixer_state;
   E_Mixer_Gadget_Config *conf;
} E_Mixer_Instance;

typedef struct E_Mixer_Module_Context
{
   E_Config_DD *module_conf_edd;
   E_Config_DD *gadget_conf_edd;
   E_Mixer_Module_Config *conf;
   E_Config_Dialog *conf_dialog;
   E_Mixer_Instance *default_instance;
   Eina_List *instances;
   E_Dialog *mixer_dialog;
   struct st_mixer_actions
   {
      E_Action *incr;
      E_Action *decr;
      E_Action *mute;
   } actions;
   int desktop_notification;
} E_Mixer_Module_Context;

typedef int (*E_Mixer_Volume_Set_Cb)(E_Mixer_System *, E_Mixer_Channel *, int, int);
typedef int (*E_Mixer_Volume_Get_Cb)(E_Mixer_System *, E_Mixer_Channel *, int *, int *);
typedef int (*E_Mixer_Mute_Get_Cb)(E_Mixer_System *, E_Mixer_Channel *, int *);
typedef int (*E_Mixer_Mute_Set_Cb)(E_Mixer_System *, E_Mixer_Channel *, int);
typedef int (*E_Mixer_State_Get_Cb)(E_Mixer_System *, E_Mixer_Channel *, E_Mixer_Channel_State *);
typedef int (*E_Mixer_Capture_Cb)(E_Mixer_System *, E_Mixer_Channel *);
typedef void *(*E_Mixer_Cb)();

EAPI extern E_Module_Api e_modapi;
EAPI void *e_modapi_init(E_Module *m);
EAPI int e_modapi_shutdown(E_Module *m);
EAPI int e_modapi_save(E_Module *m);

E_Config_Dialog *e_mixer_config_module_dialog_new(E_Container *con, E_Mixer_Module_Context *ctxt);
E_Config_Dialog *e_mixer_config_dialog_new(E_Container *con, E_Mixer_Gadget_Config *conf);
E_Dialog *e_mixer_app_dialog_new(E_Container *con, void (*func)(E_Dialog *dialog, void *data), void *data);
int e_mixer_app_dialog_select(E_Dialog *dialog, const char *card_name, const char *channel_name);

int e_mixer_update(E_Mixer_Instance *inst);
void e_mixer_default_setup(void);
void e_mixer_pulse_setup(void);
const char *e_mixer_theme_path(void);

void e_mod_mixer_pulse_ready(Eina_Bool);
void e_mod_mixer_pulse_update(void);

extern Eina_Bool _mixer_using_default;
extern E_Mixer_Volume_Get_Cb e_mod_mixer_volume_get;
extern E_Mixer_Volume_Set_Cb e_mod_mixer_volume_set;
extern E_Mixer_Mute_Get_Cb e_mod_mixer_mute_get;
extern E_Mixer_Mute_Set_Cb e_mod_mixer_mute_set;
extern E_Mixer_Capture_Cb e_mod_mixer_mutable_get;
extern E_Mixer_State_Get_Cb e_mod_mixer_state_get;
extern E_Mixer_Capture_Cb e_mod_mixer_capture_get;
extern E_Mixer_Cb e_mod_mixer_new;
extern E_Mixer_Cb e_mod_mixer_del;
extern E_Mixer_Cb e_mod_mixer_channel_default_name_get;
extern E_Mixer_Cb e_mod_mixer_channel_get_by_name;
extern E_Mixer_Cb e_mod_mixer_channel_name_get;
extern E_Mixer_Cb e_mod_mixer_channel_del;
extern E_Mixer_Cb e_mod_mixer_channel_free;
extern E_Mixer_Cb e_mod_mixer_channels_free;
extern E_Mixer_Cb e_mod_mixer_channels_get;
extern E_Mixer_Cb e_mod_mixer_channels_names_get;
extern E_Mixer_Cb e_mod_mixer_card_name_get;
extern E_Mixer_Cb e_mod_mixer_cards_get;
extern E_Mixer_Cb e_mod_mixer_cards_free;
extern E_Mixer_Cb e_mod_mixer_card_default_get;

/**
 * @addtogroup Optional_Devices
 * @{
 *
 * @defgroup Module_Mixer Audio Mixer (Volume Control)
 *
 * Controls the audio volume and mute status for both playback
 * (output) and record (input) devices.
 *
 * Can work with ALSA (http://www.alsa-project.org/) or PulseAudio
 * (http://www.pulseaudio.org/).
 *
 * @}
 */
#endif