homescreen.c File Reference

#include <afb/afb-binding.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdint.h>
#include <unistd.h>
#include <json-c/json.h>
#include <glib.h>
#include <pthread.h>
#include "hs-helper.h"

Go to the source code of this file.

Classes
struct	event

Macros
#define	_GNU_SOURCE
#define	AFB_BINDING_VERSION   2
#define	COMMAND_EVENT_NUM   3
#define	EVENT_SUBSCRIBE_ERROR_CODE   100

Functions
static void	pingSample (struct afb_req request)
static void	tap_shortcut (struct afb_req request)
static void	on_screen_message (struct afb_req request)
static void	subscribe (struct afb_req request)
static void	unsubscribe (struct afb_req request)
static int	preinit ()
static int	init ()
static void	onevent (const char *event, struct json_object *object)

Variables
static struct event	event_list [COMMAND_EVENT_NUM]
static struct afb_event	ev_tap_shortcut
static struct afb_event	ev_on_screen_message
static struct afb_event	ev_reserved
static const char	_error [] = "error"
static const char	_application_name [] = "application_name"
static const char	_display_message [] = "display_message"
static const struct afb_verb_v2	verbs []
const struct afb_binding_v2	afbBindingV2

Macro Definition Documentation

_GNU_SOURCE

#define _GNU_SOURCE

Definition at line 17 of file homescreen.c.

AFB_BINDING_VERSION

#define AFB_BINDING_VERSION   2

Definition at line 18 of file homescreen.c.

COMMAND_EVENT_NUM

#define COMMAND_EVENT_NUM   3

Definition at line 31 of file homescreen.c.

EVENT_SUBSCRIBE_ERROR_CODE

#define EVENT_SUBSCRIBE_ERROR_CODE   100

Definition at line 32 of file homescreen.c.

Function Documentation

init()

static int init ( )

static

Definition at line 238 of file homescreen.c.

{
   AFB_NOTICE("binding init");

   ev_tap_shortcut = afb_daemon_make_event(evlist[0]);
   ev_on_screen_message = afb_daemon_make_event(evlist[1]);
   ev_reserved = afb_daemon_make_event(evlist[2]);

   event_list[0].name = evlist[0];
   event_list[0].event = &ev_tap_shortcut;

   event_list[1].name = evlist[1];
   event_list[1].event = &ev_on_screen_message;

   event_list[2].name = evlist[2];
   event_list[2].event = &ev_reserved;

   return 0;
}

on_screen_message()

static void on_screen_message ( struct afb_req  request )

static

HomeScreenのOnScreenを表示する

Parameters

Request key

• display_message : 表示したい文字列

Return

Nothing

Definition at line 113 of file homescreen.c.

{
    AFB_NOTICE("%s is called.", __FUNCTION__);

    int ret = 0;
    const char* value = afb_req_value(request, _display_message);
    if (value) {

      AFB_NOTICE("request params = %s.", value);

      struct json_object* push_obj = json_object_new_object();
      hs_add_object_to_json_object_str( push_obj, 2,
      _display_message, value);
      afb_event_push(ev_on_screen_message, push_obj);
    } else {
      afb_req_fail_f(request, "failed", "called %s, Unknown palameter", __FUNCTION__);
      return;
    }

  // HomeScreenに返すレスポンス
    struct json_object *res = json_object_new_object();
    hs_add_object_to_json_object_func(res, __FUNCTION__, 2,
      _error,  ret);
    afb_req_success(request, res, "afb_event_push event [on_screen_message]");
}

onevent()

static void onevent ( const char *  event, struct json_object *  object  )

static

Definition at line 258 of file homescreen.c.

{
   AFB_NOTICE("on_event %s", event);
}

pingSample()

static void pingSample ( struct afb_req  request )

static

Definition at line 55 of file homescreen.c.

{
   static int pingcount = 0;
   afb_req_success_f(request, json_object_new_int(pingcount), "Ping count = %d", pingcount);
   AFB_NOTICE("Verbosity macro at level notice invoked at ping invocation count = %d", pingcount);
   pingcount++;
}

preinit()

static int preinit ( )

static

Definition at line 232 of file homescreen.c.

{
   AFB_NOTICE("binding preinit (was register)");
   return 0;
}

subscribe()

static void subscribe ( struct afb_req  request )

static

Subscribe event

Parameters

• event : Event name. Event list is written in libhomescreen.cpp

Return

Nothing

Note

Definition at line 151 of file homescreen.c.

{
    const char *value = afb_req_value(request, "event");
    AFB_NOTICE("value is %s", value);
    int ret = 0;
    if(value) {
        int index = hs_search_event_name_index(value);
        if(index < 0)
        {
            AFB_NOTICE("dedicated event doesn't exist");
            ret = EVENT_SUBSCRIBE_ERROR_CODE;
        }
        else
        {
            afb_req_subscribe(request, *event_list[index].event);
        }
    }
    else{
        AFB_NOTICE("Please input event name");
        ret = EVENT_SUBSCRIBE_ERROR_CODE;
    }
    /*create response json object*/
    struct json_object *res = json_object_new_object();
    hs_add_object_to_json_object_func(res, __FUNCTION__, 2,
        _error, ret);
    afb_req_success_f(request, res, "homescreen binder subscribe event name [%s]", value);
}

tap_shortcut()

static void tap_shortcut ( struct afb_req  request )

static

HomeScreenから呼ばれる ショートカットがタップされたことをアプリケーションに通知するために使用する アプリケーションからは使用されない

Parameters

Request key

• application_name : アプリケーション名

Return

Nothing

Definition at line 76 of file homescreen.c.

{
    AFB_NOTICE("%s is called.", __FUNCTION__);

    int ret = 0;
    const char* value = afb_req_value(request, _application_name);
    if (value) {

      AFB_NOTICE("request params = %s.", value);

      struct json_object* push_obj = json_object_new_object();
      hs_add_object_to_json_object_str( push_obj, 2,
      _application_name, value);
      afb_event_push(ev_tap_shortcut, push_obj);
    } else {
      afb_req_fail_f(request, "failed", "called %s, Unknown palameter", __FUNCTION__);
      return;
    }

  // HomeScreenに返すレスポンス
    struct json_object *res = json_object_new_object();
    hs_add_object_to_json_object_func(res, __FUNCTION__, 2,
      _error,  ret);
    afb_req_success(request, res, "afb_event_push event [tap_shortcut]");
}

unsubscribe()

static void unsubscribe ( struct afb_req  request )

static

Unsubscribe event

Parameters

• event : Event name. Event list is written in libhomescreen.cpp

Return

Nothing

Note

Definition at line 191 of file homescreen.c.

{
    const char *value = afb_req_value(request, "event");
    AFB_NOTICE("value is %s", value);
    int ret = 0;
    if(value) {
        int index = hs_search_event_name_index(value);
        if(index < 0)
        {
            AFB_NOTICE("dedicated event doesn't exist");
            ret = EVENT_SUBSCRIBE_ERROR_CODE;
        }
        else
        {
            afb_req_unsubscribe(request, *event_list[index].event);
        }
    }
    else{
        AFB_NOTICE("Please input event name");
        ret = EVENT_SUBSCRIBE_ERROR_CODE;
    }
    /*create response json object*/
    struct json_object *res = json_object_new_object();
    hs_add_object_to_json_object_func(res, __FUNCTION__, 2,
        _error, ret);
    afb_req_success_f(request, res, "homescreen binder unsubscribe event name [%s]", value);
}

Variable Documentation

_application_name

const char _application_name[] = "application_name"

static

Definition at line 48 of file homescreen.c.

_display_message

const char _display_message[] = "display_message"

static

Definition at line 49 of file homescreen.c.

_error

const char _error[] = "error"

static

Definition at line 46 of file homescreen.c.

afbBindingV2

const struct afb_binding_v2 afbBindingV2

Initial value:

= {
    .api = "homescreen",
    .specification = NULL,
    .verbs = verbs,
    .preinit = preinit,
    .init = init,
    .onevent = onevent
}

Definition at line 263 of file homescreen.c.

ev_on_screen_message

struct afb_event ev_on_screen_message

static

Definition at line 43 of file homescreen.c.

ev_reserved

struct afb_event ev_reserved

static

Definition at line 44 of file homescreen.c.

ev_tap_shortcut

struct afb_event ev_tap_shortcut

static

Definition at line 42 of file homescreen.c.

event_list

struct event event_list[COMMAND_EVENT_NUM]

static

Definition at line 40 of file homescreen.c.

verbs

const struct afb_verb_v2 verbs[]

static

Initial value:

= {
    
    { .verb = "ping",              .session = AFB_SESSION_NONE,    .callback = pingSample,        .auth = NULL },
    { .verb = "tap_shortcut",      .session = AFB_SESSION_NONE,    .callback = tap_shortcut,      .auth = NULL },
    { .verb = "on_screen_message", .session = AFB_SESSION_NONE,    .callback = on_screen_message, .auth = NULL },
    { .verb = "subscribe",         .session = AFB_SESSION_NONE,    .callback = subscribe,         .auth = NULL },
    { .verb = "unsubscribe",       .session = AFB_SESSION_NONE,    .callback = unsubscribe,       .auth = NULL },
    {NULL } 
}

Definition at line 222 of file homescreen.c.