src/base/widget_base.c

   1 /*
   2  * Copyright (c) 2017 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the License);
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an AS IS BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <stdlib.h>
  18 #include <stdbool.h>
  19
  20 #include <bundle.h>
  21 #include <bundle_internal.h>
  22 #include <aul.h>
  23 #include <dlog.h>
  24 #include <glib.h>
  25 #include <glib-object.h>
  26 #include <stdlib.h>
  27 #include <unistd.h>
  28 #include <widget_errno.h>
  29 #include <widget_instance.h>
  30 #include <aul_app_com.h>
  31 #include <Ecore_Wayland.h>
  32 #include <system_info.h>
  33 #include <vconf.h>
  34 #include <vconf-internal-keys.h>
  35 #include <screen_connector_provider.h>
  36 #include <appcore_multiwindow_base.h>
  37
  38 #include "widget_base.h"
  39
  40 #ifdef LOG_TAG
  41 #undef LOG_TAG
  42 #endif
  43
  44 #define LOG_TAG "CAPI_WIDGET_APPLICATION"
  45 #define APP_TYPE_WIDGET "widgetapp"
  46 #define STATUS_FOREGROUND "fg"
  47 #define STATUS_BACKGROUND "bg"
  48
  49 static int __app_event_converter[APPCORE_BASE_EVENT_MAX] = {
  50         [APP_EVENT_LOW_MEMORY] = APPCORE_BASE_EVENT_LOW_MEMORY,
  51         [APP_EVENT_LOW_BATTERY] = APPCORE_BASE_EVENT_LOW_BATTERY,
  52         [APP_EVENT_LANGUAGE_CHANGED] = APPCORE_BASE_EVENT_LANG_CHANGE,
  53         [APP_EVENT_DEVICE_ORIENTATION_CHANGED]
  54                         = APPCORE_BASE_EVENT_DEVICE_ORIENTATION_CHANGED,
  55         [APP_EVENT_REGION_FORMAT_CHANGED] = APPCORE_BASE_EVENT_REGION_CHANGE,
  56         [APP_EVENT_SUSPENDED_STATE_CHANGED]
  57                         = APPCORE_BASE_EVENT_SUSPENDED_STATE_CHANGE,
  58 };
  59
  60 struct app_event_info {
  61         app_event_type_e type;
  62         void *value;
  63 };
  64
  65 struct app_event_handler {
  66         app_event_type_e type;
  67         app_event_cb cb;
  68         void *data;
  69         void *raw;
  70 };
  71
  72 struct widget_foreach_context {
  73         widget_base_instance_cb callback;
  74         void *data;
  75 };
  76
  77 typedef struct _widget_base_context {
  78         widget_base_ops ops;
  79         void *data;
  80         int argc;
  81         char **argv;
  82         GList *classes;
  83 } widget_base_context;
  84
  85 typedef struct _widget_base_instance_data {
  86         bundle *args;
  87         char *id;
  88         char *content;
  89         void *tag;
  90         double period;
  91         guint periodic_timer;
  92         bool pending_update;
  93         char *pending_content;
  94         void *user_data;
  95 } widget_base_instance_data;
  96
  97 static widget_base_context __context;
  98 static char *__appid;
  99 static char *__package_id;
 100 static bool __fg_signal;
 101 static char *__viewer_endpoint;
 102 static bool __is_permanent;
 103 static void __call_update_cb(const char *class_id, const char *id, int force,
 104                 const char *content_raw);
 105
 106 static gboolean __timeout_cb(gpointer user_data)
 107 {
 108         widget_base_instance_data *data =
 109                         (widget_base_instance_data *)user_data;
 110         appcore_multiwindow_base_instance_h cxt;
 111         const char *class_id;
 112
 113         cxt = appcore_multiwindow_base_instance_find(data->id);
 114         if (appcore_multiwindow_base_instance_is_resumed(cxt)) {
 115                 LOGD("Periodic update!");
 116                 class_id = appcore_multiwindow_base_instance_get_class_id(cxt);
 117                 __call_update_cb(class_id, data->id, 0, NULL);
 118         } else {
 119                 data->pending_update = true;
 120                 if (data->periodic_timer) {
 121                         LOGD("Remove timer!");
 122                         g_source_remove(data->periodic_timer);
 123                         data->periodic_timer = 0;
 124                 }
 125         }
 126
 127         return G_SOURCE_CONTINUE;
 128 }
 129
 130 static bool __is_widget_feature_enabled(void)
 131 {
 132         static bool feature = false;
 133         static bool retrieved = false;
 134         int ret;
 135
 136         if (retrieved == true)
 137                 return feature;
 138
 139         ret = system_info_get_platform_bool(FEATURE_SHELL_APPWIDGET, &feature);
 140         if (ret != SYSTEM_INFO_ERROR_NONE) {
 141                 LOGE("failed to get system info"); /* LCOV_EXCL_LINE */
 142                 return false; /* LCOV_EXCL_LINE */
 143         }
 144
 145         retrieved = true;
 146
 147         return feature;
 148 }
 149
 150 /* LCOV_EXCL_START */
 151 static void __on_poweroff(keynode_t *key, void *data)
 152 {
 153         int val;
 154
 155         val = vconf_keynode_get_int(key);
 156         switch (val) {
 157         case VCONFKEY_SYSMAN_POWER_OFF_DIRECT:
 158         case VCONFKEY_SYSMAN_POWER_OFF_RESTART:
 159                 LOGI("power off changed: %d", val);
 160                 widget_base_exit();
 161                 break;
 162         case VCONFKEY_SYSMAN_POWER_OFF_NONE:
 163         case VCONFKEY_SYSMAN_POWER_OFF_POPUP:
 164         default:
 165                 /* DO NOTHING */
 166                 break;
 167         }
 168 }
 169 /* LCOV_EXCL_STOP */
 170
 171 static void __check_empty_instance(void)
 172 {
 173         int cnt = appcore_multiwindow_base_instance_get_cnt();
 174
 175         if (cnt == 0)
 176                 widget_base_exit();
 177 }
 178
 179 static void __instance_drop(appcore_multiwindow_base_instance_h instance_h)
 180 {
 181         widget_base_instance_data *data;
 182
 183         data = appcore_multiwindow_base_instance_get_extra(instance_h);
 184         appcore_multiwindow_base_instance_drop(instance_h);
 185         free(data->pending_content);
 186         free(data->content);
 187         free(data->id);
 188         free(data);
 189         __check_empty_instance();
 190 }
 191
 192 static gint __comp_class(gconstpointer a, gconstpointer b)
 193 {
 194         const widget_base_class *cls = a;
 195
 196         return strcmp(cls->id, b);
 197 }
 198
 199 static widget_base_class *__get_class(const char *class_id)
 200 {
 201         widget_base_class *cls;
 202         GList *class_node;
 203
 204         class_node = g_list_find_custom(__context.classes, class_id,
 205                         __comp_class);
 206         if (class_node == NULL) {
 207                 LOGE("empty classes");
 208                 return NULL;
 209         }
 210         cls = (widget_base_class *)class_node->data;
 211
 212         return cls;
 213 }
 214
 215 static int __send_lifecycle_event(const char *class_id, const char *instance_id,
 216         int status)
 217 {
 218         bundle *b = bundle_create();
 219         int ret;
 220
 221         if (b == NULL) {
 222                 LOGE("out of memory"); /* LCOV_EXCL_LINE */
 223                 return -1; /* LCOV_EXCL_LINE */
 224         }
 225
 226         bundle_add_str(b, AUL_K_WIDGET_ID, class_id);
 227         bundle_add_str(b, AUL_K_WIDGET_INSTANCE_ID, instance_id);
 228         bundle_add_byte(b, AUL_K_WIDGET_STATUS, &status, sizeof(int));
 229         bundle_add_str(b, AUL_K_PKGID, __package_id);
 230
 231         LOGD("send lifecycle %s(%d)", instance_id, status);
 232         ret = aul_app_com_send("widget.status", b);
 233         if (ret < 0)
 234                 LOGE("send lifecycle error:%d", ret); /* LCOV_EXCL_LINE */
 235
 236         bundle_free(b);
 237
 238         return ret;
 239 }
 240
 241 static int __send_update_status(const char *class_id, const char *instance_id,
 242         int status, bundle *extra)
 243 {
 244         bundle *b;
 245         int lifecycle = -1;
 246         bundle_raw *raw = NULL;
 247         int len;
 248
 249         b = bundle_create();
 250         if (!b) {
 251                 LOGE("out of memory"); /* LCOV_EXCL_LINE */
 252                 return -1; /* LCOV_EXCL_LINE */
 253         }
 254
 255         bundle_add_str(b, AUL_K_WIDGET_ID, class_id);
 256         bundle_add_str(b, AUL_K_WIDGET_INSTANCE_ID, instance_id);
 257         bundle_add_byte(b, AUL_K_WIDGET_STATUS, &status, sizeof(int));
 258
 259         if (extra) {
 260                 bundle_encode(extra, &raw, &len);
 261                 bundle_add_str(b, WIDGET_K_CONTENT_INFO, (const char *)raw);
 262                 aul_widget_instance_add(class_id, instance_id);
 263         }
 264
 265         LOGD("send update %s(%d) to %s", instance_id, status, __viewer_endpoint);
 266         aul_app_com_send(__viewer_endpoint, b);
 267
 268         switch (status) {
 269         case WIDGET_INSTANCE_EVENT_CREATE:
 270                 lifecycle = WIDGET_LIFE_CYCLE_EVENT_CREATE;
 271                 break;
 272         case WIDGET_INSTANCE_EVENT_DESTROY:
 273                 lifecycle = WIDGET_LIFE_CYCLE_EVENT_DESTROY;
 274                 break;
 275         case WIDGET_INSTANCE_EVENT_PAUSE:
 276                 lifecycle = WIDGET_LIFE_CYCLE_EVENT_PAUSE;
 277                 break;
 278         case WIDGET_INSTANCE_EVENT_RESUME:
 279                 lifecycle = WIDGET_LIFE_CYCLE_EVENT_RESUME;
 280                 break;
 281         }
 282
 283         if (lifecycle > -1)
 284                 __send_lifecycle_event(class_id, instance_id, lifecycle);
 285
 286         bundle_free(b);
 287         if (raw)
 288                 free(raw);
 289
 290         return 0;
 291 }
 292
 293 static void __control_create(const char *class_id, const char *id, bundle *b)
 294 {
 295         widget_base_instance_data *data;
 296         char *content = NULL;
 297         double *period = NULL;
 298         size_t size;
 299         int ret;
 300
 301         data = (widget_base_instance_data *)
 302                         calloc(1, sizeof(widget_base_instance_data));
 303         if (!data) {
 304                 LOGE("Out of memory");
 305                 return;
 306         }
 307
 308         data->id = strdup(id);
 309         data->args = b;
 310         ret = bundle_get_byte(b, WIDGET_K_PERIOD, (void **)&period, &size);
 311         if (ret == BUNDLE_ERROR_NONE) {
 312                 data->period = *period;
 313                 data->periodic_timer = g_timeout_add_seconds(data->period,
 314                                 __timeout_cb, data);
 315         }
 316
 317         /* call stub create */
 318         appcore_multiwindow_base_instance_run(class_id, id, data);
 319         data->args = NULL;
 320         bundle_get_str(b, WIDGET_K_CONTENT_INFO, &content);
 321         if (content)
 322                 data->content = strdup(content);
 323
 324 }
 325
 326 static void __control_resume(const char *class_id, const char *id, bundle *b)
 327 {
 328         appcore_multiwindow_base_instance_h cxt;
 329
 330         cxt = appcore_multiwindow_base_instance_find(id);
 331         if (!cxt) {
 332                 LOGE("context not found: %s", id);
 333                 return;
 334         }
 335
 336         /* call stub resume */
 337         appcore_multiwindow_base_instance_resume(cxt);
 338 }
 339
 340 static void __control_pause(const char *class_id, const char *id, bundle *b)
 341 {
 342         appcore_multiwindow_base_instance_h instance_h;
 343
 344         instance_h = appcore_multiwindow_base_instance_find(id);
 345
 346         if (!instance_h) {
 347                 LOGE("instance not found: %s", id);
 348                 return;
 349         }
 350
 351         /* call stub pause */
 352         appcore_multiwindow_base_instance_pause(instance_h);
 353 }
 354
 355 static void __control_resize(const char *class_id, const char *id, bundle *b)
 356 {
 357         appcore_multiwindow_base_instance_h instance_h;
 358         char *remain = NULL;
 359         char *w_str = NULL;
 360         char *h_str = NULL;
 361         int w = 0;
 362         int h = 0;
 363         void *class_data;
 364         widget_base_class *cls;
 365         const appcore_multiwindow_base_class *raw_cls;
 366
 367         instance_h = appcore_multiwindow_base_instance_find(id);
 368         if (!instance_h) {
 369                 LOGE("context not found: %s", id);
 370                 return;
 371         }
 372
 373         raw_cls = appcore_multiwindow_base_instance_get_class(instance_h);
 374         if (!raw_cls)
 375                 return;
 376
 377         cls = __get_class(class_id);
 378         if (cls == NULL) {
 379                 LOGE("class not found: %s", class_id);
 380                 return;
 381         }
 382         class_data = raw_cls->data;
 383         bundle_get_str(b, WIDGET_K_WIDTH, &w_str);
 384         bundle_get_str(b, WIDGET_K_HEIGHT, &h_str);
 385
 386         if (w_str)
 387                 w = (int)g_ascii_strtoll(w_str, &remain, 10);
 388
 389         if (h_str)
 390                 h = (int)g_ascii_strtoll(h_str, &remain, 10);
 391
 392         if (cls->ops.resize)
 393                 cls->ops.resize(instance_h, w, h, class_data);
 394
 395         LOGD("%s is resized to %dx%d", id, w, h);
 396         __send_update_status(class_id, id,
 397                 WIDGET_INSTANCE_EVENT_SIZE_CHANGED, NULL);
 398 }
 399
 400 static void __call_update_cb(const char *class_id, const char *id, int force,
 401                 const char *content_raw)
 402 {
 403         void *class_data;
 404         widget_base_class *cls;
 405         const appcore_multiwindow_base_class *raw_cls;
 406         appcore_multiwindow_base_instance_h instance_h;
 407         bundle *content = NULL;
 408
 409         instance_h = appcore_multiwindow_base_instance_find(id);
 410         if (!instance_h) {
 411                 LOGE("context not found: %s", id);
 412                 return;
 413         }
 414
 415         raw_cls = appcore_multiwindow_base_instance_get_class(instance_h);
 416         if (!raw_cls) {
 417                 LOGE("class is NULL");
 418                 return;
 419         }
 420
 421         class_data = raw_cls->data;
 422         cls = __get_class(class_id);
 423         if (cls == NULL) {
 424                 LOGE("class not found: %s", class_id);
 425                 return;
 426         }
 427
 428         if (!cls->ops.update) {
 429                 LOGE("update callback is NULL");
 430                 return;
 431         }
 432
 433         if (content_raw) {
 434                 content = bundle_decode((const bundle_raw *)content_raw,
 435                                 strlen(content_raw));
 436         }
 437
 438         if (cls->ops.update)
 439                 cls->ops.update(instance_h, content, force, class_data);
 440
 441         __send_update_status(class_id, id,
 442                 WIDGET_INSTANCE_EVENT_UPDATE, NULL);
 443         LOGD("updated:%s", id);
 444
 445         if (content)
 446                 bundle_free(content);
 447 }
 448
 449 static void __update_pending_content(
 450                 appcore_multiwindow_base_instance_h instance_h,
 451                 const char *content_raw)
 452 {
 453         widget_base_instance_data *data;
 454
 455         data = (widget_base_instance_data *)
 456                         appcore_multiwindow_base_instance_get_extra(instance_h);
 457
 458         if (data->pending_content) {
 459                 free(data->pending_content);
 460                 data->pending_content = NULL;
 461         }
 462
 463         if (content_raw) {
 464                 data->pending_content = strdup(content_raw);
 465                 if (data->pending_content == NULL)
 466                         LOGW("Out of memory");
 467         }
 468
 469         data->pending_update = true;
 470 }
 471
 472 static void __update_process(const char *class_id, const char *id,
 473                 appcore_multiwindow_base_instance_h instance_h, void *data)
 474 {
 475         char *content_raw = NULL;
 476         char *force_str = NULL;
 477         int force;
 478         bundle *b = data;
 479
 480         if (!b) {
 481                 LOGE("bundle is NULL");
 482                 return;
 483         }
 484
 485         bundle_get_str(b, WIDGET_K_FORCE, &force_str);
 486
 487         if (force_str && strcmp(force_str, "true") == 0)
 488                 force = 1;
 489         else
 490                 force = 0;
 491
 492         bundle_get_str(b, WIDGET_K_CONTENT_INFO, &content_raw);
 493         if (!appcore_multiwindow_base_instance_is_resumed(instance_h) && !force)
 494                 __update_pending_content(instance_h, content_raw);
 495         else
 496                 __call_update_cb(class_id, id, force, content_raw);
 497 }
 498
 499 static void __control_update(const char *class_id, const char *id, bundle *b)
 500 {
 501         appcore_multiwindow_base_instance_h instance_h;
 502
 503         if (!id) {
 504                 appcore_multiwindow_base_instance_foreach(class_id,
 505                                 __update_process, b);
 506                 return;
 507         }
 508
 509         instance_h = appcore_multiwindow_base_instance_find(id);
 510         if (!instance_h) {
 511                 LOGE("context not found: %s", id);
 512                 return;
 513         }
 514
 515         __update_process(class_id, id, instance_h, b);
 516 }
 517
 518 static void __control_destroy(const char *class_id, const char *id, bundle *b)
 519 {
 520         appcore_multiwindow_base_instance_h instance_h;
 521         widget_base_instance_data *data;
 522
 523         instance_h = appcore_multiwindow_base_instance_find(id);
 524         if (!instance_h) {
 525                 LOGE("could not find widget obj: %s, clear amd info", id);
 526                 aul_widget_instance_del(class_id, id);
 527                 return;
 528         }
 529
 530         data = (widget_base_instance_data *)
 531                         appcore_multiwindow_base_instance_get_extra(instance_h);
 532         data->args = b;
 533
 534         /* call stub terminate */
 535         appcore_multiwindow_base_instance_exit(instance_h);
 536         free(data->pending_content);
 537         free(data->content);
 538         free(data->id);
 539         free(data);
 540         __check_empty_instance();
 541 }
 542
 543 static void __control_change_period(const char *class_id, const char *id,
 544                 bundle *b)
 545 {
 546         appcore_multiwindow_base_instance_h instance_h;
 547         widget_base_instance_data *data;
 548         double *period = NULL;
 549         size_t size;
 550         int ret;
 551
 552         instance_h = appcore_multiwindow_base_instance_find(id);
 553         if (!instance_h) {
 554                 LOGE("context not found: %s", id);
 555                 return;
 556         }
 557
 558         data = (widget_base_instance_data *)
 559                         appcore_multiwindow_base_instance_get_extra(instance_h);
 560
 561         if (!data) {
 562                 LOGE("could not find instance data: %s", id);
 563                 return;
 564         }
 565
 566         if (data->periodic_timer) {
 567                 LOGD("Remove timer!");
 568                 g_source_remove(data->periodic_timer);
 569                 data->periodic_timer = 0;
 570         }
 571
 572         ret = bundle_get_byte(b, WIDGET_K_PERIOD, (void **)&period, &size);
 573         if (ret == BUNDLE_ERROR_NONE)
 574                 data->period = *period;
 575
 576         if (data->period > 0) {
 577                 LOGD("Restart timer!");
 578                 data->periodic_timer = g_timeout_add_seconds(data->period,
 579                                 __timeout_cb, data);
 580         }
 581
 582         return;
 583 }
 584
 585 static int __multiwindow_create(void *data)
 586 {
 587         char pkgid[256] = {0, };
 588         int ret = 0;
 589
 590         appcore_multiwindow_base_on_create();
 591         app_get_id(&__appid);
 592         if (aul_app_get_pkgid_bypid(getpid(), pkgid, sizeof(pkgid)) == 0)
 593                 __package_id = strdup(pkgid);
 594
 595         if (!__package_id || !__appid) {
 596                 LOGE("__package_id is NULL");
 597                 return -1;
 598         }
 599
 600         screen_connector_provider_init();
 601         vconf_notify_key_changed(VCONFKEY_SYSMAN_POWER_OFF_STATUS,
 602                         __on_poweroff, NULL);
 603
 604
 605         if (__context.ops.create)
 606                 ret = __context.ops.create(data);
 607
 608         LOGD("widget base is created");
 609         return ret;
 610 }
 611
 612 static int __multiwindow_terminate(void *data)
 613 {
 614         if (__context.ops.terminate)
 615                 __context.ops.terminate(data);
 616
 617         vconf_ignore_key_changed(VCONFKEY_SYSMAN_POWER_OFF_STATUS,
 618                         __on_poweroff);
 619         screen_connector_provider_fini();
 620
 621         if (__viewer_endpoint) {
 622                 free(__viewer_endpoint);
 623                 __viewer_endpoint = NULL;
 624         }
 625
 626         if (__package_id) {
 627                 free(__package_id);
 628                 __package_id = NULL;
 629         }
 630
 631         if (__appid) {
 632                 free(__appid);
 633                 __appid = NULL;
 634         }
 635
 636         appcore_multiwindow_base_on_terminate();
 637
 638         LOGD("widget base is terminated");
 639         return 0;
 640 }
 641
 642 static int __multiwindow_control(bundle *b, void *data)
 643 {
 644         char *class_id = NULL;
 645         char *id = NULL;
 646         char *operation = NULL;
 647
 648         appcore_multiwindow_base_on_control(b);
 649         bundle_get_str(b, WIDGET_K_CLASS, &class_id);
 650         /* for previous version compatibility, use appid for default class id */
 651         if (class_id == NULL)
 652                 class_id = __appid;
 653
 654         bundle_get_str(b, AUL_K_WIDGET_INSTANCE_ID, &id);
 655         bundle_get_str(b, WIDGET_K_OPERATION, &operation);
 656
 657         if (!operation) {
 658                 LOGE("operation is NULL");
 659                 return 0;
 660         }
 661
 662         if (strcmp(operation, "create") == 0)
 663                 __control_create(class_id, id, b);
 664         else if (strcmp(operation, "resize") == 0)
 665                 __control_resize(class_id, id, b);
 666         else if (strcmp(operation, "update") == 0)
 667                 __control_update(class_id, id, b);
 668         else if (strcmp(operation, "destroy") == 0)
 669                 __control_destroy(class_id, id, b);
 670         else if (strcmp(operation, "resume") == 0)
 671                 __control_resume(class_id, id, b);
 672         else if (strcmp(operation, "pause") == 0)
 673                 __control_pause(class_id, id, b);
 674         else if (strcmp(operation, "terminate") == 0)
 675                 __control_destroy(class_id, id, b);
 676         else if (strcmp(operation, "period") == 0)
 677                 __control_change_period(class_id, id, b);
 678
 679         return 0;
 680 }
 681
 682 static void __inst_resume_cb(const char *class_id, const char *id,
 683                 appcore_multiwindow_base_instance_h cxt, void *data)
 684 {
 685         __control_resume(class_id, id, data);
 686 }
 687
 688 static void __get_content(bundle *b)
 689 {
 690         char *instance_id = NULL;
 691         appcore_multiwindow_base_instance_h cxt;
 692         widget_base_instance_data * we;
 693
 694         bundle_get_str(b, AUL_K_WIDGET_INSTANCE_ID, &instance_id);
 695         if (!instance_id) {
 696                 LOGE("instance id is NULL");
 697                 return;
 698         }
 699
 700         cxt = appcore_multiwindow_base_instance_find(instance_id);
 701         if (!cxt) {
 702                 LOGE("could not find widget obj: %s", instance_id);
 703                 return;
 704         }
 705
 706         we = appcore_multiwindow_base_instance_get_extra(cxt);
 707         if (!we) {
 708                 LOGE("widget extra is NULL");
 709                 return;
 710         }
 711
 712         if (we->content) {
 713                 bundle_add_str(b, AUL_K_WIDGET_CONTENT_INFO, we->content);
 714                 LOGD("content info of %s found", instance_id);
 715         } else {
 716                 bundle_add_str(b, AUL_K_WIDGET_CONTENT_INFO, "");
 717                 LOGD("empty content info added");
 718         }
 719 }
 720
 721 static int __multiwindow_receive(aul_type type, bundle *b, void *data)
 722 {
 723         appcore_multiwindow_base_on_receive(type, b);
 724
 725         switch (type) {
 726         case AUL_RESUME:
 727                 appcore_multiwindow_base_instance_foreach_full(
 728                                 __inst_resume_cb, b);
 729                 break;
 730         case AUL_TERMINATE:
 731                 widget_base_exit();
 732                 break;
 733         case AUL_WIDGET_CONTENT:
 734                 __get_content(b);
 735                 break;
 736         default:
 737                 break;
 738         }
 739
 740         return 0;
 741 }
 742
 743 static void __multiwindow_init(int argc, char **argv, void *data)
 744 {
 745         if (__context.ops.init)
 746                 __context.ops.init(argc, argv, data);
 747 }
 748
 749 static void __multiwindow_finish(void)
 750 {
 751         if (__context.ops.finish) {
 752                 __context.ops.finish();
 753                 /* Check Loader case */
 754                 if (getenv("AUL_LOADER_INIT")) {
 755                         unsetenv("AUL_LOADER_INIT");
 756                         __context.ops.finish();
 757                 }
 758         }
 759 }
 760
 761 static void __multiwindow_run(void *data)
 762 {
 763         if (__context.ops.run)
 764                 __context.ops.run(data);
 765 }
 766
 767 static void __multiwindow_exit(void *data)
 768 {
 769         if (__context.ops.exit)
 770                 __context.ops.exit(data);
 771 }
 772
 773 EXPORT_API int widget_base_exit(void)
 774 {
 775         appcore_multiwindow_base_exit();
 776         if (appcore_multiwindow_base_instance_get_cnt() != 0 && __is_permanent)
 777                 aul_notify_exit();
 778
 779         return 0;
 780 }
 781
 782 static gboolean __finish_event_cb(gpointer user_data)
 783 {
 784         appcore_multiwindow_base_instance_h cxt = user_data;
 785         bundle *b;
 786         const char *id;
 787         const char *class_id;
 788
 789         if (!cxt) {
 790                 LOGE("user_data is NULL");
 791                 return FALSE;
 792         }
 793
 794         id = appcore_multiwindow_base_instance_get_id(cxt);
 795         class_id = appcore_multiwindow_base_instance_get_class_id(cxt);
 796         b = bundle_create();
 797
 798         if (!b) {
 799                 LOGE("Out-of-memory");
 800                 return FALSE;
 801         }
 802
 803         bundle_add_str(b, WIDGET_K_OPERATION, "terminate");
 804         __control_destroy(class_id, id, b);
 805         bundle_free(b);
 806
 807         return FALSE;
 808 }
 809
 810 EXPORT_API int widget_base_terminate_context(widget_base_instance_h context)
 811 {
 812         if (!__is_widget_feature_enabled()) {
 813                 LOGE("not supported"); /* LCOV_EXCL_LINE */
 814                 return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
 815         }
 816
 817         if (!context) {
 818                 LOGE("context is null");
 819                 return WIDGET_ERROR_INVALID_PARAMETER;
 820         }
 821
 822         g_idle_add(__finish_event_cb, context);
 823
 824         return WIDGET_ERROR_NONE;
 825 }
 826
 827 static void __inst_full_cb(const char *class_id, const char *id,
 828                 appcore_multiwindow_base_instance_h cxt, void *data)
 829 {
 830         struct widget_foreach_context *foreach_context = data;
 831
 832         if (!data)
 833                 return;
 834
 835         if (foreach_context->callback)
 836                 foreach_context->callback(cxt, foreach_context->data);
 837 }
 838
 839 EXPORT_API int widget_base_foreach_context(widget_base_instance_cb cb, void *data)
 840 {
 841         struct widget_foreach_context foreach_context;
 842
 843         if (!__is_widget_feature_enabled()) {
 844                 LOGE("not supported"); /* LCOV_EXCL_LINE */
 845                 return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
 846         }
 847
 848         if (!cb) {
 849                 LOGE("callback is NULL");
 850                 return WIDGET_ERROR_INVALID_PARAMETER;
 851         }
 852
 853         foreach_context.callback = cb;
 854         foreach_context.data = data;
 855         appcore_multiwindow_base_instance_foreach_full(__inst_full_cb, &foreach_context);
 856
 857         return WIDGET_ERROR_NONE;
 858 }
 859
 860 static int __event_cb(void *event, void *data)
 861 {
 862         app_event_handler_h handler = data;
 863
 864         struct app_event_info app_event;
 865
 866         app_event.type = handler->type;
 867         app_event.value = event;
 868
 869         if (handler->cb)
 870                 handler->cb(&app_event, handler->data);
 871
 872         return 0;
 873 }
 874
 875 EXPORT_API int widget_base_add_event_handler(app_event_handler_h *event_handler,
 876                                         app_event_type_e event_type,
 877                                         app_event_cb callback,
 878                                         void *user_data)
 879 {
 880         int r;
 881         bool feature;
 882         app_event_handler_h handler;
 883
 884         r = system_info_get_platform_bool(FEATURE_SHELL_APPWIDGET, &feature);
 885         if (r < 0)
 886                 return WIDGET_BASE_ERROR_FAULT;
 887
 888         if (!feature)
 889                 return WIDGET_BASE_ERROR_NOT_SUPPORTED;
 890
 891         if (event_handler == NULL || callback == NULL)
 892                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 893
 894         if (event_type < APP_EVENT_LOW_MEMORY
 895             || event_type > APP_EVENT_REGION_FORMAT_CHANGED)
 896                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 897
 898         if (event_type == APP_EVENT_DEVICE_ORIENTATION_CHANGED)
 899                 return WIDGET_BASE_ERROR_NOT_SUPPORTED;
 900
 901
 902         handler = calloc(1, sizeof(struct app_event_handler));
 903         if (!handler)
 904                 return WIDGET_BASE_ERROR_OUT_OF_MEMORY;
 905
 906         handler->type = event_type;
 907         handler->cb = callback;
 908         handler->data = user_data;
 909         handler->raw = appcore_base_add_event(
 910                         __app_event_converter[event_type], __event_cb, handler);
 911         *event_handler = handler;
 912
 913         return WIDGET_BASE_ERROR_NONE;
 914 }
 915
 916 EXPORT_API int widget_base_remove_event_handler(app_event_handler_h
 917                                                 event_handler)
 918 {
 919         int r;
 920         bool feature;
 921         app_event_type_e type;
 922
 923         r = system_info_get_platform_bool(FEATURE_SHELL_APPWIDGET, &feature);
 924         if (r < 0)
 925                 return WIDGET_BASE_ERROR_FAULT;
 926
 927         if (!feature)
 928                 return WIDGET_BASE_ERROR_NOT_SUPPORTED;
 929
 930         if (event_handler == NULL)
 931                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 932
 933         type = event_handler->type;
 934         if (type < APP_EVENT_LOW_MEMORY ||
 935                         type > APP_EVENT_REGION_FORMAT_CHANGED)
 936                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 937
 938         r = appcore_base_remove_event(event_handler->raw);
 939         if (r < 0)
 940                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 941
 942         free(event_handler);
 943
 944         return WIDGET_BASE_ERROR_NONE;
 945 }
 946
 947 EXPORT_API int widget_base_context_set_content_info(
 948                 widget_base_instance_h context,
 949                 bundle *content_info)
 950 {
 951         int ret = 0;
 952         bundle_raw *raw = NULL;
 953         int len;
 954         const char *id;
 955         const char *class_id;
 956         widget_base_instance_data *data;
 957         appcore_multiwindow_base_instance_h instance_h;
 958
 959         if (!__is_widget_feature_enabled()) {
 960                 LOGE("not supported"); /* LCOV_EXCL_LINE */
 961                 return WIDGET_BASE_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
 962         }
 963
 964         if (!context || !content_info)
 965                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 966
 967         instance_h = (appcore_multiwindow_base_instance_h)context;
 968         id = appcore_multiwindow_base_instance_get_id(instance_h);
 969         class_id = appcore_multiwindow_base_instance_get_class_id(instance_h);
 970         data = appcore_multiwindow_base_instance_get_extra(instance_h);
 971
 972         if (!class_id || !id || !data)
 973                 return WIDGET_BASE_ERROR_FAULT;
 974
 975         ret = __send_update_status(class_id, id,
 976                         WIDGET_INSTANCE_EVENT_EXTRA_UPDATED, content_info);
 977
 978         if (data->content)
 979                 free(data->content);
 980
 981         bundle_encode(content_info, &raw, &len);
 982         if (raw)
 983                 data->content = strdup((const char *)raw);
 984         else
 985                 data->content = NULL;
 986
 987         free(raw);
 988         if (ret < 0) {
 989                 /* LCOV_EXCL_START */
 990                 LOGE("failed to send content info: %s of %s (%d)", id,
 991                                 class_id, ret);
 992                 return WIDGET_BASE_ERROR_IO_ERROR;
 993                 /* LCOV_EXCL_STOP */
 994         }
 995
 996         return WIDGET_BASE_ERROR_NONE;
 997 }
 998
 999 EXPORT_API int widget_base_context_get_tag(widget_base_instance_h context, void **tag)
1000 {
1001         appcore_multiwindow_base_instance_h instance_h;
1002         widget_base_instance_data *data;
1003
1004         if (!__is_widget_feature_enabled()) {
1005                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1006                 return WIDGET_BASE_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
1007         }
1008
1009         if (!context || !tag) {
1010                 LOGE("Invalid parameter");
1011                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
1012         }
1013
1014         instance_h = (appcore_multiwindow_base_instance_h)context;
1015         data = (widget_base_instance_data *)
1016                         appcore_multiwindow_base_instance_get_extra(instance_h);
1017
1018         if (!data) {
1019                 LOGE("Invalid parameter");
1020                 return WIDGET_ERROR_INVALID_PARAMETER;
1021         }
1022
1023         *tag = data->tag;
1024
1025         return WIDGET_BASE_ERROR_NONE;
1026 }
1027
1028 EXPORT_API int widget_base_context_set_tag(widget_base_instance_h context, void *tag)
1029 {
1030         appcore_multiwindow_base_instance_h instance_h;
1031         widget_base_instance_data *data;
1032
1033         if (!__is_widget_feature_enabled()) {
1034                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1035                 return WIDGET_BASE_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
1036         }
1037
1038         if (!context) {
1039                 LOGE("Invalid parameter");
1040                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
1041         }
1042
1043         instance_h = (appcore_multiwindow_base_instance_h)context;
1044         data = (widget_base_instance_data *)
1045                         appcore_multiwindow_base_instance_get_extra(instance_h);
1046         data->tag = tag;
1047
1048         return WIDGET_BASE_ERROR_NONE;
1049 }
1050
1051 EXPORT_API void *widget_base_context_get_user_data(
1052                 widget_base_instance_h context)
1053 {
1054         appcore_multiwindow_base_instance_h instance_h;
1055         widget_base_instance_data *data;
1056
1057         if (!__is_widget_feature_enabled()) {
1058                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1059                 return NULL; /* LCOV_EXCL_LINE */
1060         }
1061
1062         if (!context) {
1063                 LOGE("Invalid parameter");
1064                 return NULL;
1065         }
1066
1067         instance_h = (appcore_multiwindow_base_instance_h)context;
1068         data = (widget_base_instance_data *)
1069                         appcore_multiwindow_base_instance_get_extra(instance_h);
1070
1071         return data->user_data;
1072 }
1073
1074
1075 EXPORT_API int widget_base_context_set_user_data(
1076                 widget_base_instance_h context, void *user_data)
1077 {
1078         appcore_multiwindow_base_instance_h instance_h;
1079         widget_base_instance_data *data;
1080
1081         if (!__is_widget_feature_enabled()) {
1082                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1083                 return WIDGET_BASE_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
1084         }
1085
1086         if (!context) {
1087                 LOGE("Invalid parameter");
1088                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
1089         }
1090
1091         instance_h = (appcore_multiwindow_base_instance_h)context;
1092         data = (widget_base_instance_data *)
1093                         appcore_multiwindow_base_instance_get_extra(instance_h);
1094         data->user_data = user_data;
1095
1096         return WIDGET_BASE_ERROR_NONE;
1097 }
1098
1099 EXPORT_API int widget_base_context_get_id(widget_base_instance_h context, char **id)
1100 {
1101         appcore_multiwindow_base_instance_h instance_h;
1102
1103         if (!__is_widget_feature_enabled()) {
1104                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1105                 return WIDGET_BASE_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
1106         }
1107
1108         instance_h = (appcore_multiwindow_base_instance_h)context;
1109         *id = (char *)appcore_multiwindow_base_instance_get_id(instance_h);
1110
1111         return WIDGET_BASE_ERROR_NONE;
1112 }
1113
1114 EXPORT_API const char *widget_base_get_viewer_endpoint()
1115 {
1116         return __viewer_endpoint;
1117 }
1118
1119 EXPORT_API int widget_base_init(widget_base_ops ops, int argc, char **argv,
1120                 void *data)
1121 {
1122         bundle *kb;
1123         char *viewer_endpoint = NULL;
1124         appcore_multiwindow_base_ops raw_ops
1125                         = appcore_multiwindow_base_get_default_ops();
1126
1127         __context.ops = ops;
1128         __context.argc = argc;
1129         __context.argv = argv;
1130         __context.data = data;
1131
1132         /* override methods */
1133         raw_ops.base.create = __multiwindow_create;
1134         raw_ops.base.control = __multiwindow_control;
1135         raw_ops.base.terminate = __multiwindow_terminate;
1136         raw_ops.base.receive = __multiwindow_receive;
1137         raw_ops.base.init = __multiwindow_init;
1138         raw_ops.base.finish = __multiwindow_finish;
1139         raw_ops.base.run = __multiwindow_run;
1140         raw_ops.base.exit = __multiwindow_exit;
1141
1142         if (!__is_widget_feature_enabled()) {
1143                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1144                 return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
1145         }
1146
1147         kb = bundle_import_from_argv(argc, argv);
1148         if (kb) {
1149                 bundle_get_str(kb, WIDGET_K_ENDPOINT, &viewer_endpoint);
1150                 if (viewer_endpoint) {
1151                         LOGD("viewer endpoint :%s", viewer_endpoint);
1152                         __viewer_endpoint = strdup(viewer_endpoint);
1153                 } else {
1154                         LOGE("endpoint is missing");
1155                 }
1156
1157                 bundle_free(kb);
1158         } else {
1159                 LOGE("failed to get launch argv"); /* LCOV_EXCL_LINE */
1160                 return WIDGET_ERROR_FAULT;
1161         }
1162
1163         if (appcore_multiwindow_base_init(raw_ops, argc, argv, data) < 0)
1164                return WIDGET_ERROR_FAULT;
1165
1166         return WIDGET_ERROR_NONE;
1167 }
1168
1169 static int __on_create(void *data)
1170 {
1171         return widget_base_on_create();
1172 }
1173
1174 static int __on_terminate(void *data)
1175 {
1176         return widget_base_on_terminate();
1177 }
1178
1179 static void __on_init(int argc, char **argv, void *data)
1180 {
1181         widget_base_on_init(argc, argv);
1182 }
1183
1184 static void __on_finish(void)
1185 {
1186         widget_base_on_finish();
1187 }
1188
1189 static void __on_run(void *data)
1190 {
1191         widget_base_on_run();
1192 }
1193
1194 static void __on_exit(void *data)
1195 {
1196         widget_base_on_exit();
1197 }
1198
1199 EXPORT_API int widget_base_on_create(void)
1200 {
1201         appcore_multiwindow_base_on_create();
1202
1203         return 0;
1204 }
1205
1206 EXPORT_API int widget_base_on_terminate(void)
1207 {
1208         appcore_multiwindow_base_on_terminate();
1209
1210         return 0;
1211 }
1212
1213 EXPORT_API int widget_base_on_init(int argc, char **argv)
1214 {
1215         return 0;
1216 }
1217
1218 EXPORT_API void widget_base_on_finish(void)
1219 {
1220 }
1221
1222 EXPORT_API void widget_base_on_run(void)
1223 {
1224 }
1225
1226 EXPORT_API void widget_base_on_exit(void)
1227 {
1228 }
1229
1230 EXPORT_API widget_base_ops widget_base_get_default_ops(void)
1231 {
1232         widget_base_ops ops;
1233
1234         /* override methods */
1235         ops.create = __on_create;
1236         ops.terminate = __on_terminate;
1237         ops.init = __on_init;
1238         ops.finish = __on_finish;
1239         ops.run = __on_run;
1240         ops.exit = __on_exit;
1241
1242         return ops;
1243 }
1244
1245 static void __free_class(gpointer data)
1246 {
1247         widget_base_class *cls = data;
1248
1249         free(cls->id);
1250         free(cls);
1251 }
1252
1253 EXPORT_API void widget_base_fini(void)
1254 {
1255         g_list_free_full(__context.classes, __free_class);
1256         __context.classes = NULL;
1257
1258         appcore_multiwindow_base_fini();
1259 }
1260
1261 EXPORT_API int widget_base_context_window_bind(
1262                 widget_base_instance_h instance_h, const char *id,
1263                 Ecore_Wl_Window *wl_win)
1264 {
1265         struct wl_surface *surface;
1266
1267         surface = ecore_wl_window_surface_get(wl_win);
1268         if (surface == NULL) {
1269                 LOGE("failed to get surface"); /* LCOV_EXCL_LINE */
1270                 return WIDGET_BASE_ERROR_FAULT; /* LCOV_EXCL_LINE */
1271         }
1272
1273         screen_connector_provider_remote_enable(id, surface);
1274         appcore_multiwindow_base_window_bind(instance_h, wl_win);
1275
1276         return WIDGET_BASE_ERROR_NONE;
1277 }
1278
1279 static int __class_on_create(widget_base_instance_h instance_h, bundle *content,
1280                 int w, int h, void *class_data)
1281 {
1282         return widget_base_class_on_create(instance_h, content, w, h);
1283 }
1284
1285 static int __class_on_resume(widget_base_instance_h instance_h, void *class_data)
1286 {
1287         return widget_base_class_on_resume(instance_h);
1288 }
1289
1290 static int __class_on_pause(widget_base_instance_h instance_h,
1291                 void *class_data)
1292 {
1293         return widget_base_class_on_pause(instance_h);
1294 }
1295
1296 static int __class_on_resize(widget_base_instance_h instance_h, int w, int h,
1297                 void *class_data)
1298 {
1299         return widget_base_class_on_resize(instance_h, w, h);
1300 }
1301
1302 static int __class_on_update(widget_base_instance_h instance_h, bundle *content,
1303                 int force, void *class_data)
1304 {
1305         return widget_base_class_on_update(instance_h, content, force);
1306 }
1307
1308 static int __class_on_destroy(widget_base_instance_h instance_h,
1309                 widget_base_destroy_type_e reason, bundle *content,
1310                 void *class_data)
1311 {
1312         return widget_base_class_on_destroy(instance_h, reason, content);
1313 }
1314
1315 static void __multiwindow_instance_create(
1316                 appcore_multiwindow_base_instance_h instance_h,
1317                 void *class_data)
1318 {
1319         widget_base_instance_data *instance_data;
1320         bundle *b;
1321         bundle *content_info = NULL;
1322         char *id = NULL;
1323         char *class_id = NULL;
1324         char *operation = NULL;
1325         char *content = NULL;
1326         char *w_str = NULL;
1327         char *h_str = NULL;
1328         char *remain = NULL;
1329         int w = 0;
1330         int h = 0;
1331         int ret = -1;
1332         widget_base_class *cls;
1333
1334         appcore_multiwindow_base_class_on_create(instance_h);
1335         instance_data = appcore_multiwindow_base_instance_get_extra(instance_h);
1336         b = instance_data->args;
1337
1338         bundle_get_str(b, WIDGET_K_CLASS, &class_id);
1339         /* for previous version compatibility, use appid for default class id */
1340         if (class_id == NULL)
1341                 class_id = __appid;
1342
1343         cls = __get_class(class_id);
1344         if (cls == NULL) {
1345                 LOGE("class not found: %s", class_id);
1346                 return;
1347         }
1348
1349         bundle_get_str(b, AUL_K_WIDGET_INSTANCE_ID, &id);
1350         bundle_get_str(b, WIDGET_K_OPERATION, &operation);
1351
1352         if (!operation) {
1353                 LOGE("no operation provided");
1354                 return;
1355         }
1356
1357         bundle_get_str(b, WIDGET_K_CONTENT_INFO, &content);
1358         bundle_get_str(b, WIDGET_K_WIDTH, &w_str);
1359         bundle_get_str(b, WIDGET_K_HEIGHT, &h_str);
1360
1361         if (w_str)
1362                 w = (int)g_ascii_strtoll(w_str, &remain, 10);
1363
1364         if (h_str)
1365                 h = (int)g_ascii_strtoll(h_str, &remain, 10);
1366
1367         if (content)
1368                 content_info = bundle_decode((const bundle_raw *)content,
1369                                 strlen(content));
1370
1371         if (cls->ops.create)
1372                 ret = cls->ops.create(instance_h, content_info, w, h, class_data);
1373
1374         if (ret < 0) {
1375                 LOGW("Create callback returns error(%d)", ret);
1376                 ret = __send_update_status(class_id, id,
1377                                 WIDGET_INSTANCE_EVENT_CREATE_ABORTED, NULL);
1378                 __instance_drop(instance_h);
1379         } else {
1380                 LOGD("%s is created", id);
1381                 ret = __send_update_status(class_id, id,
1382                         WIDGET_INSTANCE_EVENT_CREATE, NULL);
1383
1384                 aul_widget_instance_add(class_id, id);
1385         }
1386
1387         if (content_info)
1388                 bundle_free(content_info);
1389 }
1390
1391 static void __multiwindow_instance_resume(
1392                 appcore_multiwindow_base_instance_h instance_h,
1393                 void *class_data)
1394 {
1395         const char *id;
1396         const char *class_id;
1397         widget_base_class *cls;
1398         widget_base_instance_data *data;
1399
1400         appcore_multiwindow_base_class_on_resume(instance_h);
1401         id = appcore_multiwindow_base_instance_get_id(instance_h);
1402         class_id = appcore_multiwindow_base_instance_get_class_id(instance_h);
1403         cls = __get_class(class_id);
1404         if (cls == NULL) {
1405                 LOGE("class not found: %s", class_id);
1406                 return;
1407         }
1408
1409         data = (widget_base_instance_data *)
1410                         appcore_multiwindow_base_instance_get_extra(instance_h);
1411
1412         if (data->pending_update) {
1413                 LOGD("pending update!");
1414                 data->pending_update = false;
1415                 __call_update_cb(class_id, data->id, 0, data->pending_content);
1416                 if (data->period > 0) {
1417                         LOGD("Restart timer!");
1418                         data->periodic_timer = g_timeout_add_seconds(
1419                                         data->period,
1420                                         __timeout_cb, data);
1421                 }
1422         }
1423
1424         if (cls->ops.resume)
1425                 cls->ops.resume(instance_h, class_data);
1426
1427         LOGD("%s is resumed", id);
1428         __send_update_status(class_id, id,
1429                 WIDGET_INSTANCE_EVENT_RESUME, NULL);
1430
1431         if (!__fg_signal) {
1432                 LOGD("Send fg signal to resourceD");
1433                 aul_send_app_status_change_signal(getpid(),
1434                                 __appid,
1435                                 __package_id,
1436                                 STATUS_FOREGROUND,
1437                                 APP_TYPE_WIDGET);
1438                 __fg_signal = true;
1439         }
1440 }
1441
1442 static void __multiwindow_instance_pause(
1443                 appcore_multiwindow_base_instance_h instance_h,
1444                 void *class_data)
1445 {
1446         const char *id;
1447         const char *class_id;
1448         widget_base_class *cls;
1449
1450         appcore_multiwindow_base_class_on_pause(instance_h);
1451         id = appcore_multiwindow_base_instance_get_id(instance_h);
1452         class_id = appcore_multiwindow_base_instance_get_class_id(instance_h);
1453         cls = __get_class(class_id);
1454         if (cls == NULL) {
1455                 LOGE("class not found: %s", class_id);
1456                 return;
1457         }
1458
1459         if (cls->ops.pause)
1460                 cls->ops.pause(instance_h, class_data);
1461
1462         LOGD("%s is paused", id);
1463         __send_update_status(class_id, id,
1464                 WIDGET_INSTANCE_EVENT_PAUSE, NULL);
1465
1466         if (__fg_signal) {
1467                 LOGD("Send bg signal to resourceD");
1468                 aul_send_app_status_change_signal(getpid(),
1469                                 __appid,
1470                                 __package_id,
1471                                 STATUS_BACKGROUND,
1472                                 APP_TYPE_WIDGET);
1473                 __fg_signal = false;
1474         }
1475 }
1476
1477 static void __multiwindow_instance_terminate(
1478                 appcore_multiwindow_base_instance_h instance_h,
1479                 void *class_data)
1480 {
1481         widget_base_instance_data *data;
1482         bundle *b;
1483         char *operation = NULL;
1484         bundle *content_info;
1485         widget_base_destroy_type_e reason = WIDGET_BASE_DESTROY_TYPE_TEMPORARY;
1486         int event = WIDGET_INSTANCE_EVENT_TERMINATE;
1487         const char *id;
1488         const char *class_id;
1489         widget_base_class *cls;
1490
1491         id = appcore_multiwindow_base_instance_get_id(instance_h);
1492         class_id = appcore_multiwindow_base_instance_get_class_id(instance_h);
1493         data  = appcore_multiwindow_base_instance_get_extra(
1494                         (appcore_multiwindow_base_instance_h)instance_h);
1495         b = data->args;
1496         cls = __get_class(class_id);
1497         if (cls == NULL) {
1498                 LOGE("class not found: %s", class_id);
1499                 return;
1500         }
1501
1502         if (b) {
1503                 bundle_get_str(b, WIDGET_K_OPERATION, &operation);
1504                 if (operation && strcmp(operation, "destroy") == 0)
1505                         reason = WIDGET_BASE_DESTROY_TYPE_PERMANENT;
1506         }
1507
1508         if (data->content)
1509                 content_info = bundle_decode((const bundle_raw *)data->content,
1510                                 strlen(data->content));
1511         else
1512                 content_info = bundle_create();
1513
1514         if (cls->ops.destroy)
1515                 cls->ops.destroy(instance_h, reason, content_info, class_data);
1516
1517         LOGD("%s is destroyed %d", id, reason);
1518         if (reason == WIDGET_BASE_DESTROY_TYPE_PERMANENT) {
1519                 __is_permanent = true;
1520                 event = WIDGET_INSTANCE_EVENT_DESTROY;
1521                 aul_widget_instance_del(class_id, id);
1522         } else {
1523                 __is_permanent = false;
1524                 __send_update_status(class_id, id,
1525                                 WIDGET_INSTANCE_EVENT_EXTRA_UPDATED,
1526                                 content_info);
1527         }
1528
1529         if (content_info)
1530                 bundle_free(content_info);
1531
1532         if (data->periodic_timer)
1533                 g_source_remove(data->periodic_timer);
1534
1535         __send_update_status(class_id, id, event, NULL);
1536         appcore_multiwindow_base_class_on_terminate(instance_h);
1537 }
1538
1539 EXPORT_API int widget_base_class_on_create(widget_base_instance_h instance_h,
1540                 bundle *content, int w, int h)
1541 {
1542         appcore_multiwindow_base_class_on_create(instance_h);
1543
1544         return 0;
1545 }
1546
1547 EXPORT_API int widget_base_class_on_pause(widget_base_instance_h instance_h)
1548 {
1549         appcore_multiwindow_base_class_on_pause(instance_h);
1550
1551         return 0;
1552 }
1553
1554 EXPORT_API int widget_base_class_on_resume(widget_base_instance_h instance_h)
1555 {
1556         appcore_multiwindow_base_class_on_resume(instance_h);
1557
1558         return 0;
1559 }
1560
1561 EXPORT_API int widget_base_class_on_resize(widget_base_instance_h instance_h,
1562                 int w, int h)
1563 {
1564         return 0;
1565 }
1566
1567 EXPORT_API int widget_base_class_on_update(widget_base_instance_h instance_h,
1568                 bundle *content, int force)
1569 {
1570         return 0;
1571 }
1572
1573 EXPORT_API int widget_base_class_on_destroy(widget_base_instance_h instance_h,
1574                 widget_base_destroy_type_e reason, bundle *content)
1575 {
1576         appcore_multiwindow_base_class_on_terminate(instance_h);
1577
1578         return 0;
1579 }
1580
1581 EXPORT_API widget_base_class widget_base_class_get_default(void)
1582 {
1583         widget_base_class cls;
1584
1585         cls.ops.create = __class_on_create;
1586         cls.ops.resize = __class_on_resize;
1587         cls.ops.update = __class_on_update;
1588         cls.ops.destroy = __class_on_destroy;
1589         cls.ops.pause = __class_on_pause;
1590         cls.ops.resume = __class_on_resume;
1591
1592         return cls;
1593 }
1594
1595 EXPORT_API widget_base_class *widget_base_class_add(widget_base_class cls,
1596                 const char *class_id, void *class_data)
1597 {
1598         widget_base_class *c;
1599         appcore_multiwindow_base_class raw_cls;
1600
1601         if (!__is_widget_feature_enabled()) {
1602                 LOGE("not supported");
1603                 set_last_result(WIDGET_ERROR_NOT_SUPPORTED);
1604                 return NULL;
1605         }
1606
1607         if (!class_id) {
1608                 LOGE("class is is NULL");
1609                 set_last_result(WIDGET_ERROR_INVALID_PARAMETER);
1610                 return NULL;
1611         }
1612
1613         raw_cls.id = strdup(class_id);
1614         raw_cls.data = class_data;
1615         raw_cls.create = __multiwindow_instance_create;
1616         raw_cls.terminate = __multiwindow_instance_terminate;
1617         raw_cls.pause = __multiwindow_instance_pause;
1618         raw_cls.resume = __multiwindow_instance_resume;
1619         appcore_multiwindow_base_class_add(raw_cls);
1620
1621         c = malloc(sizeof(widget_base_class));
1622         if (!c)
1623                 return NULL;
1624
1625         *c = cls;
1626         c->id = strdup(class_id);
1627         __context.classes = g_list_append(__context.classes, c);
1628
1629         return c;
1630 }