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 <aul_widget.h>
  24 #include <dlog.h>
  25 #include <glib.h>
  26 #include <glib-object.h>
  27 #include <stdlib.h>
  28 #include <unistd.h>
  29 #include <widget_errno.h>
  30 #include <widget_instance.h>
  31 #include <aul_app_com.h>
  32 #include <Ecore_Wl2.h>
  33 #include <system_info.h>
  34 #include <screen_connector_provider.h>
  35 #include <appcore_multiwindow_base.h>
  36
  37 #include "widget_base.h"
  38
  39 #ifdef LOG_TAG
  40 #undef LOG_TAG
  41 #endif
  42
  43 #define LOG_TAG "CAPI_WIDGET_APPLICATION"
  44 #define APP_TYPE_WIDGET "widgetapp"
  45 #define STATUS_FOREGROUND "fg"
  46 #define STATUS_BACKGROUND "bg"
  47
  48 static int __app_event_converter[APPCORE_BASE_EVENT_MAX] = {
  49         [APP_EVENT_LOW_MEMORY] = APPCORE_BASE_EVENT_LOW_MEMORY,
  50         [APP_EVENT_LOW_BATTERY] = APPCORE_BASE_EVENT_LOW_BATTERY,
  51         [APP_EVENT_LANGUAGE_CHANGED] = APPCORE_BASE_EVENT_LANG_CHANGE,
  52         [APP_EVENT_DEVICE_ORIENTATION_CHANGED]
  53                         = APPCORE_BASE_EVENT_DEVICE_ORIENTATION_CHANGED,
  54         [APP_EVENT_REGION_FORMAT_CHANGED] = APPCORE_BASE_EVENT_REGION_CHANGE,
  55         [APP_EVENT_SUSPENDED_STATE_CHANGED]
  56                         = APPCORE_BASE_EVENT_SUSPENDED_STATE_CHANGE,
  57 };
  58
  59 struct app_event_info {
  60         app_event_type_e type;
  61         void *value;
  62 };
  63
  64 struct app_event_handler {
  65         app_event_type_e type;
  66         app_event_cb cb;
  67         void *data;
  68         void *raw;
  69 };
  70
  71 struct widget_foreach_context {
  72         widget_base_instance_cb callback;
  73         void *data;
  74 };
  75
  76 typedef struct _widget_base_context {
  77         widget_base_ops ops;
  78         void *data;
  79         int argc;
  80         char **argv;
  81         GList *classes;
  82 } widget_base_context;
  83
  84 typedef struct _widget_base_instance_data {
  85         bundle *args;
  86         char *id;
  87         char *content;
  88         void *tag;
  89         double period;
  90         guint periodic_timer;
  91         bool pending_update;
  92         char *pending_content;
  93         void *user_data;
  94 } widget_base_instance_data;
  95
  96 static widget_base_context __context;
  97 static char *__appid;
  98 static char *__package_id;
  99 static bool __fg_signal;
 100 static char *__viewer_endpoint;
 101 static bool __is_permanent;
 102 static void __call_update_cb(const char *class_id, const char *id, int force,
 103                 const char *content_raw);
 104
 105 static gboolean __timeout_cb(gpointer user_data)
 106 {
 107         widget_base_instance_data *data =
 108                         (widget_base_instance_data *)user_data;
 109         appcore_multiwindow_base_instance_h cxt;
 110         const char *class_id;
 111
 112         cxt = appcore_multiwindow_base_instance_find(data->id);
 113
 114         if (!cxt) {
 115                 LOGE("Can't find the instance");
 116                 return G_SOURCE_REMOVE;
 117         }
 118
 119         if (appcore_multiwindow_base_instance_is_resumed(cxt)) {
 120                 LOGD("Periodic update!");
 121                 class_id = appcore_multiwindow_base_instance_get_class_id(cxt);
 122                 __call_update_cb(class_id, data->id, 0, NULL);
 123         } else {
 124                 data->pending_update = true;
 125                 if (data->periodic_timer) {
 126                         LOGD("Remove timer!");
 127                         g_source_remove(data->periodic_timer);
 128                         data->periodic_timer = 0;
 129                 }
 130         }
 131
 132         return G_SOURCE_CONTINUE;
 133 }
 134
 135 static bool __is_widget_feature_enabled(void)
 136 {
 137         static bool feature = false;
 138         static bool retrieved = false;
 139         int ret;
 140
 141         if (retrieved == true)
 142                 return feature;
 143
 144         ret = system_info_get_platform_bool(FEATURE_SHELL_APPWIDGET, &feature);
 145         if (ret != SYSTEM_INFO_ERROR_NONE) {
 146                 LOGE("failed to get system info"); /* LCOV_EXCL_LINE */
 147                 return false; /* LCOV_EXCL_LINE */
 148         }
 149
 150         retrieved = true;
 151
 152         return feature;
 153 }
 154
 155 static void __check_empty_instance(void)
 156 {
 157         int cnt = appcore_multiwindow_base_instance_get_cnt();
 158
 159         if (cnt == 0)
 160                 widget_base_exit();
 161 }
 162
 163 static void __instance_drop(appcore_multiwindow_base_instance_h instance_h)
 164 {
 165         widget_base_instance_data *data;
 166
 167         data = appcore_multiwindow_base_instance_get_extra(instance_h);
 168         appcore_multiwindow_base_instance_drop(instance_h);
 169         free(data->pending_content);
 170         free(data->content);
 171         free(data->id);
 172         free(data);
 173         __check_empty_instance();
 174 }
 175
 176 static gint __comp_class(gconstpointer a, gconstpointer b)
 177 {
 178         const widget_base_class *cls = a;
 179
 180         return strcmp(cls->id, b);
 181 }
 182
 183 static widget_base_class *__get_class(const char *class_id)
 184 {
 185         widget_base_class *cls;
 186         GList *class_node;
 187
 188         class_node = g_list_find_custom(__context.classes, class_id,
 189                         __comp_class);
 190         if (class_node == NULL) {
 191                 LOGE("empty classes");
 192                 return NULL;
 193         }
 194         cls = (widget_base_class *)class_node->data;
 195
 196         return cls;
 197 }
 198
 199 static int __send_lifecycle_event(const char *class_id, const char *instance_id,
 200         int status)
 201 {
 202         bundle *b = bundle_create();
 203         int ret;
 204
 205         if (b == NULL) {
 206                 LOGE("out of memory"); /* LCOV_EXCL_LINE */
 207                 return -1; /* LCOV_EXCL_LINE */
 208         }
 209
 210         bundle_add_str(b, AUL_K_WIDGET_ID, class_id);
 211         bundle_add_str(b, AUL_K_WIDGET_INSTANCE_ID, instance_id);
 212         bundle_add_byte(b, AUL_K_WIDGET_STATUS, &status, sizeof(int));
 213         bundle_add_str(b, AUL_K_PKGID, __package_id);
 214
 215         LOGD("send lifecycle %s(%d)", instance_id, status);
 216         ret = aul_app_com_send("widget.status", b);
 217         if (ret < 0)
 218                 LOGE("send lifecycle error:%d", ret); /* LCOV_EXCL_LINE */
 219
 220         bundle_free(b);
 221
 222         return ret;
 223 }
 224
 225 static int __send_update_status(const char *class_id, const char *instance_id,
 226         int status, int err, bundle *extra)
 227 {
 228         bundle *b;
 229         int lifecycle = -1;
 230         bundle_raw *raw = NULL;
 231         int len;
 232         char err_str[256];
 233
 234         b = bundle_create();
 235         if (!b) {
 236                 LOGE("out of memory"); /* LCOV_EXCL_LINE */
 237                 return -1; /* LCOV_EXCL_LINE */
 238         }
 239
 240         if (err < 0) {
 241                 snprintf(err_str, sizeof(err_str), "%d", err);
 242                 bundle_add_str(b, AUL_K_WIDGET_ERROR_CODE, err_str);
 243         }
 244
 245         bundle_add_str(b, AUL_K_WIDGET_ID, class_id);
 246         bundle_add_str(b, AUL_K_WIDGET_INSTANCE_ID, instance_id);
 247         bundle_add_byte(b, AUL_K_WIDGET_STATUS, &status, sizeof(int));
 248
 249         if (extra) {
 250                 bundle_encode(extra, &raw, &len);
 251                 bundle_add_str(b, WIDGET_K_CONTENT_INFO, (const char *)raw);
 252                 aul_widget_instance_add(class_id, instance_id);
 253         }
 254
 255         LOGD("send update %s(%d) to %s", instance_id, status, __viewer_endpoint);
 256         aul_app_com_send(__viewer_endpoint, b);
 257
 258         switch (status) {
 259         case WIDGET_INSTANCE_EVENT_CREATE:
 260                 lifecycle = WIDGET_LIFE_CYCLE_EVENT_CREATE;
 261                 break;
 262         case WIDGET_INSTANCE_EVENT_DESTROY:
 263                 lifecycle = WIDGET_LIFE_CYCLE_EVENT_DESTROY;
 264                 break;
 265         case WIDGET_INSTANCE_EVENT_PAUSE:
 266                 lifecycle = WIDGET_LIFE_CYCLE_EVENT_PAUSE;
 267                 break;
 268         case WIDGET_INSTANCE_EVENT_RESUME:
 269                 lifecycle = WIDGET_LIFE_CYCLE_EVENT_RESUME;
 270                 break;
 271         }
 272
 273         if (lifecycle > -1)
 274                 __send_lifecycle_event(class_id, instance_id, lifecycle);
 275
 276         bundle_free(b);
 277         if (raw)
 278                 free(raw);
 279
 280         return 0;
 281 }
 282
 283 static void __control_create(const char *class_id, const char *id, bundle *b)
 284 {
 285         widget_base_instance_data *data;
 286         char *content = NULL;
 287
 288         if (appcore_multiwindow_base_instance_find(id)) {
 289                 LOGE("Already exist id (%s)", id);
 290                 return;
 291         }
 292
 293         data = (widget_base_instance_data *)
 294                         calloc(1, sizeof(widget_base_instance_data));
 295         if (!data) {
 296                 LOGE("Out of memory");
 297                 return;
 298         }
 299
 300         data->id = strdup(id);
 301         data->args = b;
 302
 303         /* call stub create */
 304         appcore_multiwindow_base_instance_run(class_id, id, data);
 305         data->args = NULL;
 306         bundle_get_str(b, WIDGET_K_CONTENT_INFO, &content);
 307         if (content)
 308                 data->content = strdup(content);
 309
 310 }
 311
 312 static void __control_resume(const char *class_id, const char *id, bundle *b)
 313 {
 314         appcore_multiwindow_base_instance_h cxt;
 315
 316         cxt = appcore_multiwindow_base_instance_find(id);
 317         if (!cxt) {
 318                 LOGE("context not found: %s", id);
 319                 return;
 320         }
 321
 322         /* call stub resume */
 323         appcore_multiwindow_base_instance_resume(cxt);
 324 }
 325
 326 static void __control_pause(const char *class_id, const char *id, bundle *b)
 327 {
 328         appcore_multiwindow_base_instance_h instance_h;
 329
 330         instance_h = appcore_multiwindow_base_instance_find(id);
 331
 332         if (!instance_h) {
 333                 LOGE("instance not found: %s", id);
 334                 return;
 335         }
 336
 337         /* call stub pause */
 338         appcore_multiwindow_base_instance_pause(instance_h);
 339 }
 340
 341 static void __control_resize(const char *class_id, const char *id, bundle *b)
 342 {
 343         appcore_multiwindow_base_instance_h instance_h;
 344         char *remain = NULL;
 345         char *w_str = NULL;
 346         char *h_str = NULL;
 347         int w = 0;
 348         int h = 0;
 349         void *class_data;
 350         widget_base_class *cls;
 351         const appcore_multiwindow_base_class *raw_cls;
 352
 353         instance_h = appcore_multiwindow_base_instance_find(id);
 354         if (!instance_h) {
 355                 LOGE("context not found: %s", id);
 356                 return;
 357         }
 358
 359         raw_cls = appcore_multiwindow_base_instance_get_class(instance_h);
 360         if (!raw_cls)
 361                 return;
 362
 363         cls = __get_class(class_id);
 364         if (cls == NULL) {
 365                 LOGE("class not found: %s", class_id);
 366                 return;
 367         }
 368         class_data = raw_cls->data;
 369         bundle_get_str(b, WIDGET_K_WIDTH, &w_str);
 370         bundle_get_str(b, WIDGET_K_HEIGHT, &h_str);
 371
 372         if (w_str)
 373                 w = (int)g_ascii_strtoll(w_str, &remain, 10);
 374
 375         if (h_str)
 376                 h = (int)g_ascii_strtoll(h_str, &remain, 10);
 377
 378         if (cls->ops.resize)
 379                 cls->ops.resize(instance_h, w, h, class_data);
 380
 381         LOGD("%s is resized to %dx%d", id, w, h);
 382         __send_update_status(class_id, id,
 383                 WIDGET_INSTANCE_EVENT_SIZE_CHANGED, 0, NULL);
 384 }
 385
 386 static void __call_update_cb(const char *class_id, const char *id, int force,
 387                 const char *content_raw)
 388 {
 389         void *class_data;
 390         widget_base_class *cls;
 391         const appcore_multiwindow_base_class *raw_cls;
 392         appcore_multiwindow_base_instance_h instance_h;
 393         bundle *content = NULL;
 394
 395         instance_h = appcore_multiwindow_base_instance_find(id);
 396         if (!instance_h) {
 397                 LOGE("context not found: %s", id);
 398                 return;
 399         }
 400
 401         raw_cls = appcore_multiwindow_base_instance_get_class(instance_h);
 402         if (!raw_cls) {
 403                 LOGE("class is NULL");
 404                 return;
 405         }
 406
 407         class_data = raw_cls->data;
 408         cls = __get_class(class_id);
 409         if (cls == NULL) {
 410                 LOGE("class not found: %s", class_id);
 411                 return;
 412         }
 413
 414         if (!cls->ops.update) {
 415                 LOGE("update callback is NULL");
 416                 return;
 417         }
 418
 419         if (content_raw) {
 420                 content = bundle_decode((const bundle_raw *)content_raw,
 421                                 strlen(content_raw));
 422         }
 423
 424         if (cls->ops.update)
 425                 cls->ops.update(instance_h, content, force, class_data);
 426
 427         __send_update_status(class_id, id,
 428                 WIDGET_INSTANCE_EVENT_UPDATE, 0, NULL);
 429         LOGD("updated:%s", id);
 430
 431         if (content)
 432                 bundle_free(content);
 433 }
 434
 435 static void __update_pending_content(
 436                 appcore_multiwindow_base_instance_h instance_h,
 437                 const char *content_raw)
 438 {
 439         widget_base_instance_data *data;
 440
 441         data = (widget_base_instance_data *)
 442                         appcore_multiwindow_base_instance_get_extra(instance_h);
 443
 444         if (data->pending_content) {
 445                 free(data->pending_content);
 446                 data->pending_content = NULL;
 447         }
 448
 449         if (content_raw) {
 450                 data->pending_content = strdup(content_raw);
 451                 if (data->pending_content == NULL)
 452                         LOGW("Out of memory");
 453         }
 454
 455         data->pending_update = true;
 456 }
 457
 458 static void __update_process(const char *class_id, const char *id,
 459                 appcore_multiwindow_base_instance_h instance_h, void *data)
 460 {
 461         char *content_raw = NULL;
 462         char *force_str = NULL;
 463         int force;
 464         bundle *b = data;
 465
 466         if (!b) {
 467                 LOGE("bundle is NULL");
 468                 return;
 469         }
 470
 471         bundle_get_str(b, WIDGET_K_FORCE, &force_str);
 472
 473         if (force_str && strcmp(force_str, "true") == 0)
 474                 force = 1;
 475         else
 476                 force = 0;
 477
 478         bundle_get_str(b, WIDGET_K_CONTENT_INFO, &content_raw);
 479         if (!appcore_multiwindow_base_instance_is_resumed(instance_h) && !force)
 480                 __update_pending_content(instance_h, content_raw);
 481         else
 482                 __call_update_cb(class_id, id, force, content_raw);
 483 }
 484
 485 static void __control_update(const char *class_id, const char *id, bundle *b)
 486 {
 487         appcore_multiwindow_base_instance_h instance_h;
 488
 489         if (!id) {
 490                 appcore_multiwindow_base_instance_foreach(class_id,
 491                                 __update_process, b);
 492                 return;
 493         }
 494
 495         instance_h = appcore_multiwindow_base_instance_find(id);
 496         if (!instance_h) {
 497                 LOGE("context not found: %s", id);
 498                 return;
 499         }
 500
 501         __update_process(class_id, id, instance_h, b);
 502 }
 503
 504 static void __control_destroy(const char *class_id, const char *id, bundle *b)
 505 {
 506         appcore_multiwindow_base_instance_h instance_h;
 507         widget_base_instance_data *data;
 508
 509         instance_h = appcore_multiwindow_base_instance_find(id);
 510         if (!instance_h) {
 511                 LOGE("could not find widget obj: %s, clear amd info", id);
 512                 aul_widget_instance_del(class_id, id);
 513                 return;
 514         }
 515
 516         data = (widget_base_instance_data *)
 517                         appcore_multiwindow_base_instance_get_extra(instance_h);
 518         data->args = b;
 519
 520         /* call stub terminate */
 521         appcore_multiwindow_base_instance_exit(instance_h);
 522         free(data->pending_content);
 523         free(data->content);
 524         free(data->id);
 525         free(data);
 526         __check_empty_instance();
 527 }
 528
 529 static void __control_change_period(const char *class_id, const char *id,
 530                 bundle *b)
 531 {
 532         appcore_multiwindow_base_instance_h instance_h;
 533         widget_base_instance_data *data;
 534         double *period = NULL;
 535         size_t size;
 536         int ret;
 537
 538         instance_h = appcore_multiwindow_base_instance_find(id);
 539         if (!instance_h) {
 540                 LOGE("context not found: %s", id);
 541                 return;
 542         }
 543
 544         data = (widget_base_instance_data *)
 545                         appcore_multiwindow_base_instance_get_extra(instance_h);
 546
 547         if (!data) {
 548                 LOGE("could not find instance data: %s", id);
 549                 return;
 550         }
 551
 552         if (data->periodic_timer) {
 553                 LOGD("Remove timer!");
 554                 g_source_remove(data->periodic_timer);
 555                 data->periodic_timer = 0;
 556         }
 557
 558         ret = bundle_get_byte(b, WIDGET_K_PERIOD, (void **)&period, &size);
 559         if (ret == BUNDLE_ERROR_NONE)
 560                 data->period = *period;
 561
 562         if (data->period > 0) {
 563                 LOGD("Restart timer!");
 564                 data->periodic_timer = g_timeout_add_seconds(data->period,
 565                                 __timeout_cb, data);
 566         }
 567
 568         return;
 569 }
 570
 571 static int __multiwindow_create(void *data)
 572 {
 573         char pkgid[256] = {0, };
 574         int ret = 0;
 575
 576         appcore_multiwindow_base_on_create();
 577         app_get_id(&__appid);
 578         if (aul_app_get_pkgid_bypid(getpid(), pkgid, sizeof(pkgid)) == 0)
 579                 __package_id = strdup(pkgid);
 580
 581         if (!__package_id || !__appid) {
 582                 LOGE("__package_id is NULL");
 583                 return -1;
 584         }
 585
 586         screen_connector_provider_init();
 587         if (__context.ops.create)
 588                 ret = __context.ops.create(data);
 589
 590         LOGD("widget base is created");
 591         return ret;
 592 }
 593
 594 static int __multiwindow_terminate(void *data)
 595 {
 596         if (__context.ops.terminate)
 597                 __context.ops.terminate(data);
 598         screen_connector_provider_fini();
 599
 600         if (__viewer_endpoint) {
 601                 free(__viewer_endpoint);
 602                 __viewer_endpoint = NULL;
 603         }
 604
 605         if (__package_id) {
 606                 free(__package_id);
 607                 __package_id = NULL;
 608         }
 609
 610         if (__appid) {
 611                 free(__appid);
 612                 __appid = NULL;
 613         }
 614
 615         appcore_multiwindow_base_on_terminate();
 616
 617         LOGD("widget base is terminated");
 618         return 0;
 619 }
 620
 621 static int __multiwindow_control(bundle *b, void *data)
 622 {
 623         char *class_id = NULL;
 624         char *id = NULL;
 625         char *operation = NULL;
 626
 627         appcore_multiwindow_base_on_control(b);
 628         bundle_get_str(b, WIDGET_K_CLASS, &class_id);
 629         /* for previous version compatibility, use appid for default class id */
 630         if (class_id == NULL)
 631                 class_id = __appid;
 632
 633         bundle_get_str(b, AUL_K_WIDGET_INSTANCE_ID, &id);
 634         bundle_get_str(b, WIDGET_K_OPERATION, &operation);
 635
 636         if (!operation) {
 637                 LOGE("operation is NULL");
 638                 return 0;
 639         }
 640
 641         if (strcmp(operation, "create") == 0)
 642                 __control_create(class_id, id, b);
 643         else if (strcmp(operation, "resize") == 0)
 644                 __control_resize(class_id, id, b);
 645         else if (strcmp(operation, "update") == 0)
 646                 __control_update(class_id, id, b);
 647         else if (strcmp(operation, "destroy") == 0)
 648                 __control_destroy(class_id, id, b);
 649         else if (strcmp(operation, "resume") == 0)
 650                 __control_resume(class_id, id, b);
 651         else if (strcmp(operation, "pause") == 0)
 652                 __control_pause(class_id, id, b);
 653         else if (strcmp(operation, "terminate") == 0)
 654                 __control_destroy(class_id, id, b);
 655         else if (strcmp(operation, "period") == 0)
 656                 __control_change_period(class_id, id, b);
 657
 658         return 0;
 659 }
 660
 661 static void __inst_resume_cb(const char *class_id, const char *id,
 662                 appcore_multiwindow_base_instance_h cxt, void *data)
 663 {
 664         __control_resume(class_id, id, data);
 665 }
 666
 667 static void __get_content(bundle *b)
 668 {
 669         char *instance_id = NULL;
 670         appcore_multiwindow_base_instance_h cxt;
 671         widget_base_instance_data * we;
 672
 673         bundle_get_str(b, AUL_K_WIDGET_INSTANCE_ID, &instance_id);
 674         if (!instance_id) {
 675                 LOGE("instance id is NULL");
 676                 return;
 677         }
 678
 679         cxt = appcore_multiwindow_base_instance_find(instance_id);
 680         if (!cxt) {
 681                 LOGE("could not find widget obj: %s", instance_id);
 682                 return;
 683         }
 684
 685         we = appcore_multiwindow_base_instance_get_extra(cxt);
 686         if (!we) {
 687                 LOGE("widget extra is NULL");
 688                 return;
 689         }
 690
 691         if (we->content) {
 692                 bundle_add_str(b, AUL_K_WIDGET_CONTENT_INFO, we->content);
 693                 LOGD("content info of %s found", instance_id);
 694         } else {
 695                 bundle_add_str(b, AUL_K_WIDGET_CONTENT_INFO, "");
 696                 LOGD("empty content info added");
 697         }
 698 }
 699
 700 static int __multiwindow_receive(aul_type type, bundle *b, void *data)
 701 {
 702         appcore_multiwindow_base_on_receive(type, b);
 703
 704         switch (type) {
 705         case AUL_RESUME:
 706                 appcore_multiwindow_base_instance_foreach_full(
 707                                 __inst_resume_cb, b);
 708                 break;
 709         case AUL_TERMINATE:
 710                 widget_base_exit();
 711                 break;
 712         case AUL_WIDGET_CONTENT:
 713                 __get_content(b);
 714                 break;
 715         default:
 716                 break;
 717         }
 718
 719         return 0;
 720 }
 721
 722 static void __multiwindow_init(int argc, char **argv, void *data)
 723 {
 724         if (__context.ops.init)
 725                 __context.ops.init(argc, argv, data);
 726 }
 727
 728 static void __multiwindow_finish(void)
 729 {
 730         if (__context.ops.finish) {
 731                 __context.ops.finish();
 732                 /* Check Loader case */
 733                 if (getenv("AUL_LOADER_INIT")) {
 734                         unsetenv("AUL_LOADER_INIT");
 735                         __context.ops.finish();
 736                 }
 737         }
 738 }
 739
 740 static void __multiwindow_run(void *data)
 741 {
 742         if (__context.ops.run)
 743                 __context.ops.run(data);
 744 }
 745
 746 static void __multiwindow_exit(void *data)
 747 {
 748         if (__context.ops.exit)
 749                 __context.ops.exit(data);
 750 }
 751
 752 static void __multiwindow_trim_memory(void *data)
 753 {
 754         if (__context.ops.trim_memory)
 755                 __context.ops.trim_memory(data);
 756 }
 757
 758 EXPORT_API int widget_base_exit(void)
 759 {
 760         int ret;
 761
 762         appcore_multiwindow_base_exit();
 763         if (appcore_multiwindow_base_instance_get_cnt() == 0 && __is_permanent) {
 764                 ret = aul_notify_exit();
 765                 aul_widget_write_log(LOG_TAG, "[%s:%d] permanent exit : %d",
 766                         __FUNCTION__, __LINE__, ret);
 767         }
 768
 769         return 0;
 770 }
 771
 772 static gboolean __finish_event_cb(gpointer user_data)
 773 {
 774         appcore_multiwindow_base_instance_h cxt = user_data;
 775         bundle *b;
 776         const char *id;
 777         const char *class_id;
 778
 779         if (!cxt) {
 780                 LOGE("user_data is NULL");
 781                 return FALSE;
 782         }
 783
 784         id = appcore_multiwindow_base_instance_get_id(cxt);
 785         class_id = appcore_multiwindow_base_instance_get_class_id(cxt);
 786         b = bundle_create();
 787
 788         if (!b) {
 789                 LOGE("Out-of-memory");
 790                 return FALSE;
 791         }
 792
 793         bundle_add_str(b, WIDGET_K_OPERATION, "terminate");
 794         __control_destroy(class_id, id, b);
 795         bundle_free(b);
 796
 797         return FALSE;
 798 }
 799
 800 EXPORT_API int widget_base_terminate_context(widget_base_instance_h context)
 801 {
 802         if (!__is_widget_feature_enabled()) {
 803                 LOGE("not supported"); /* LCOV_EXCL_LINE */
 804                 return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
 805         }
 806
 807         if (!context) {
 808                 LOGE("context is null");
 809                 return WIDGET_ERROR_INVALID_PARAMETER;
 810         }
 811
 812         g_idle_add(__finish_event_cb, context);
 813
 814         return WIDGET_ERROR_NONE;
 815 }
 816
 817 static void __inst_full_cb(const char *class_id, const char *id,
 818                 appcore_multiwindow_base_instance_h cxt, void *data)
 819 {
 820         struct widget_foreach_context *foreach_context = data;
 821
 822         if (!data)
 823                 return;
 824
 825         if (foreach_context->callback)
 826                 foreach_context->callback(cxt, foreach_context->data);
 827 }
 828
 829 EXPORT_API int widget_base_foreach_context(widget_base_instance_cb cb, void *data)
 830 {
 831         struct widget_foreach_context foreach_context;
 832
 833         if (!__is_widget_feature_enabled()) {
 834                 LOGE("not supported"); /* LCOV_EXCL_LINE */
 835                 return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
 836         }
 837
 838         if (!cb) {
 839                 LOGE("callback is NULL");
 840                 return WIDGET_ERROR_INVALID_PARAMETER;
 841         }
 842
 843         foreach_context.callback = cb;
 844         foreach_context.data = data;
 845         appcore_multiwindow_base_instance_foreach_full(__inst_full_cb, &foreach_context);
 846
 847         return WIDGET_ERROR_NONE;
 848 }
 849
 850 static int __event_cb(void *event, void *data)
 851 {
 852         app_event_handler_h handler = data;
 853
 854         struct app_event_info app_event;
 855
 856         app_event.type = handler->type;
 857         app_event.value = event;
 858
 859         if (handler->cb)
 860                 handler->cb(&app_event, handler->data);
 861
 862         return 0;
 863 }
 864
 865 EXPORT_API int widget_base_add_event_handler(app_event_handler_h *event_handler,
 866                                         app_event_type_e event_type,
 867                                         app_event_cb callback,
 868                                         void *user_data)
 869 {
 870         int r;
 871         bool feature;
 872         app_event_handler_h handler;
 873
 874         r = system_info_get_platform_bool(FEATURE_SHELL_APPWIDGET, &feature);
 875         if (r < 0)
 876                 return WIDGET_BASE_ERROR_FAULT;
 877
 878         if (!feature)
 879                 return WIDGET_BASE_ERROR_NOT_SUPPORTED;
 880
 881         if (event_handler == NULL || callback == NULL)
 882                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 883
 884         if (event_type < APP_EVENT_LOW_MEMORY
 885             || event_type > APP_EVENT_REGION_FORMAT_CHANGED)
 886                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 887
 888         if (event_type == APP_EVENT_DEVICE_ORIENTATION_CHANGED)
 889                 return WIDGET_BASE_ERROR_NOT_SUPPORTED;
 890
 891
 892         handler = calloc(1, sizeof(struct app_event_handler));
 893         if (!handler)
 894                 return WIDGET_BASE_ERROR_OUT_OF_MEMORY;
 895
 896         handler->type = event_type;
 897         handler->cb = callback;
 898         handler->data = user_data;
 899         handler->raw = appcore_base_add_event(
 900                         __app_event_converter[event_type], __event_cb, handler);
 901         *event_handler = handler;
 902
 903         return WIDGET_BASE_ERROR_NONE;
 904 }
 905
 906 EXPORT_API int widget_base_remove_event_handler(app_event_handler_h
 907                                                 event_handler)
 908 {
 909         int r;
 910         bool feature;
 911         app_event_type_e type;
 912
 913         r = system_info_get_platform_bool(FEATURE_SHELL_APPWIDGET, &feature);
 914         if (r < 0)
 915                 return WIDGET_BASE_ERROR_FAULT;
 916
 917         if (!feature)
 918                 return WIDGET_BASE_ERROR_NOT_SUPPORTED;
 919
 920         if (event_handler == NULL)
 921                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 922
 923         type = event_handler->type;
 924         if (type < APP_EVENT_LOW_MEMORY ||
 925                         type > APP_EVENT_REGION_FORMAT_CHANGED)
 926                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 927
 928         r = appcore_base_remove_event(event_handler->raw);
 929         if (r < 0)
 930                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 931
 932         free(event_handler);
 933
 934         return WIDGET_BASE_ERROR_NONE;
 935 }
 936
 937 EXPORT_API int widget_base_context_set_content_info(
 938                 widget_base_instance_h context,
 939                 bundle *content_info)
 940 {
 941         int ret = 0;
 942         bundle_raw *raw = NULL;
 943         int len;
 944         const char *id;
 945         const char *class_id;
 946         widget_base_instance_data *data;
 947         appcore_multiwindow_base_instance_h instance_h;
 948
 949         if (!__is_widget_feature_enabled()) {
 950                 LOGE("not supported"); /* LCOV_EXCL_LINE */
 951                 return WIDGET_BASE_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
 952         }
 953
 954         if (!context || !content_info)
 955                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
 956
 957         instance_h = (appcore_multiwindow_base_instance_h)context;
 958         id = appcore_multiwindow_base_instance_get_id(instance_h);
 959         class_id = appcore_multiwindow_base_instance_get_class_id(instance_h);
 960         data = appcore_multiwindow_base_instance_get_extra(instance_h);
 961
 962         if (!class_id || !id || !data)
 963                 return WIDGET_BASE_ERROR_FAULT;
 964
 965         ret = __send_update_status(class_id, id,
 966                         WIDGET_INSTANCE_EVENT_EXTRA_UPDATED, 0, content_info);
 967
 968         if (data->content)
 969                 free(data->content);
 970
 971         bundle_encode(content_info, &raw, &len);
 972         if (raw)
 973                 data->content = strdup((const char *)raw);
 974         else
 975                 data->content = NULL;
 976
 977         free(raw);
 978         if (ret < 0) {
 979                 /* LCOV_EXCL_START */
 980                 LOGE("failed to send content info: %s of %s (%d)", id,
 981                                 class_id, ret);
 982                 return WIDGET_BASE_ERROR_IO_ERROR;
 983                 /* LCOV_EXCL_STOP */
 984         }
 985
 986         return WIDGET_BASE_ERROR_NONE;
 987 }
 988
 989 EXPORT_API int widget_base_context_get_tag(widget_base_instance_h context, void **tag)
 990 {
 991         appcore_multiwindow_base_instance_h instance_h;
 992         widget_base_instance_data *data;
 993
 994         if (!__is_widget_feature_enabled()) {
 995                 LOGE("not supported"); /* LCOV_EXCL_LINE */
 996                 return WIDGET_BASE_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
 997         }
 998
 999         if (!context || !tag) {
1000                 LOGE("Invalid parameter");
1001                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
1002         }
1003
1004         instance_h = (appcore_multiwindow_base_instance_h)context;
1005         data = (widget_base_instance_data *)
1006                         appcore_multiwindow_base_instance_get_extra(instance_h);
1007
1008         if (!data) {
1009                 LOGE("Invalid parameter");
1010                 return WIDGET_ERROR_INVALID_PARAMETER;
1011         }
1012
1013         *tag = data->tag;
1014
1015         return WIDGET_BASE_ERROR_NONE;
1016 }
1017
1018 EXPORT_API int widget_base_context_set_tag(widget_base_instance_h context, void *tag)
1019 {
1020         appcore_multiwindow_base_instance_h instance_h;
1021         widget_base_instance_data *data;
1022
1023         if (!__is_widget_feature_enabled()) {
1024                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1025                 return WIDGET_BASE_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
1026         }
1027
1028         if (!context) {
1029                 LOGE("Invalid parameter");
1030                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
1031         }
1032
1033         instance_h = (appcore_multiwindow_base_instance_h)context;
1034         data = (widget_base_instance_data *)
1035                         appcore_multiwindow_base_instance_get_extra(instance_h);
1036         data->tag = tag;
1037
1038         return WIDGET_BASE_ERROR_NONE;
1039 }
1040
1041 EXPORT_API void *widget_base_context_get_user_data(
1042                 widget_base_instance_h context)
1043 {
1044         appcore_multiwindow_base_instance_h instance_h;
1045         widget_base_instance_data *data;
1046
1047         if (!__is_widget_feature_enabled()) {
1048                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1049                 return NULL; /* LCOV_EXCL_LINE */
1050         }
1051
1052         if (!context) {
1053                 LOGE("Invalid parameter");
1054                 return NULL;
1055         }
1056
1057         instance_h = (appcore_multiwindow_base_instance_h)context;
1058         data = (widget_base_instance_data *)
1059                         appcore_multiwindow_base_instance_get_extra(instance_h);
1060
1061         return data->user_data;
1062 }
1063
1064
1065 EXPORT_API int widget_base_context_set_user_data(
1066                 widget_base_instance_h context, void *user_data)
1067 {
1068         appcore_multiwindow_base_instance_h instance_h;
1069         widget_base_instance_data *data;
1070
1071         if (!__is_widget_feature_enabled()) {
1072                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1073                 return WIDGET_BASE_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
1074         }
1075
1076         if (!context) {
1077                 LOGE("Invalid parameter");
1078                 return WIDGET_BASE_ERROR_INVALID_PARAMETER;
1079         }
1080
1081         instance_h = (appcore_multiwindow_base_instance_h)context;
1082         data = (widget_base_instance_data *)
1083                         appcore_multiwindow_base_instance_get_extra(instance_h);
1084         data->user_data = user_data;
1085
1086         return WIDGET_BASE_ERROR_NONE;
1087 }
1088
1089 EXPORT_API int widget_base_context_get_id(widget_base_instance_h context, char **id)
1090 {
1091         appcore_multiwindow_base_instance_h instance_h;
1092
1093         if (!__is_widget_feature_enabled()) {
1094                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1095                 return WIDGET_BASE_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
1096         }
1097
1098         instance_h = (appcore_multiwindow_base_instance_h)context;
1099         *id = (char *)appcore_multiwindow_base_instance_get_id(instance_h);
1100
1101         return WIDGET_BASE_ERROR_NONE;
1102 }
1103
1104 EXPORT_API const char *widget_base_get_viewer_endpoint()
1105 {
1106         return __viewer_endpoint;
1107 }
1108
1109 EXPORT_API int widget_base_init(widget_base_ops ops, int argc, char **argv,
1110                 void *data)
1111 {
1112         bundle *kb;
1113         char *viewer_endpoint = NULL;
1114         appcore_multiwindow_base_ops raw_ops
1115                         = appcore_multiwindow_base_get_default_ops();
1116
1117         __context.ops = ops;
1118         __context.argc = argc;
1119         __context.argv = argv;
1120         __context.data = data;
1121
1122         /* override methods */
1123         raw_ops.base.create = __multiwindow_create;
1124         raw_ops.base.control = __multiwindow_control;
1125         raw_ops.base.terminate = __multiwindow_terminate;
1126         raw_ops.base.receive = __multiwindow_receive;
1127         raw_ops.base.init = __multiwindow_init;
1128         raw_ops.base.finish = __multiwindow_finish;
1129         raw_ops.base.run = __multiwindow_run;
1130         raw_ops.base.exit = __multiwindow_exit;
1131         raw_ops.base.trim_memory = __multiwindow_trim_memory;
1132
1133         if (!__is_widget_feature_enabled()) {
1134                 LOGE("not supported"); /* LCOV_EXCL_LINE */
1135                 return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
1136         }
1137
1138         kb = bundle_import_from_argv(argc, argv);
1139         if (kb) {
1140                 bundle_get_str(kb, AUL_K_WIDGET_VIEWER, &viewer_endpoint);
1141                 if (viewer_endpoint) {
1142                         LOGD("viewer endpoint :%s", viewer_endpoint);
1143                         __viewer_endpoint = strdup(viewer_endpoint);
1144                 } else {
1145                         LOGE("endpoint is missing");
1146                 }
1147
1148                 bundle_free(kb);
1149         } else {
1150                 LOGE("failed to get launch argv"); /* LCOV_EXCL_LINE */
1151                 return WIDGET_ERROR_FAULT;
1152         }
1153
1154         if (appcore_multiwindow_base_init(raw_ops, argc, argv, data) < 0)
1155                return WIDGET_ERROR_FAULT;
1156
1157         return WIDGET_ERROR_NONE;
1158 }
1159
1160 static int __on_create(void *data)
1161 {
1162         return widget_base_on_create();
1163 }
1164
1165 static int __on_terminate(void *data)
1166 {
1167         return widget_base_on_terminate();
1168 }
1169
1170 static void __on_init(int argc, char **argv, void *data)
1171 {
1172         widget_base_on_init(argc, argv);
1173 }
1174
1175 static void __on_finish(void)
1176 {
1177         widget_base_on_finish();
1178 }
1179
1180 static void __on_run(void *data)
1181 {
1182         widget_base_on_run();
1183 }
1184
1185 static void __on_exit(void *data)
1186 {
1187         widget_base_on_exit();
1188 }
1189
1190 static void __on_trim_memory(void *data)
1191 {
1192         widget_base_on_trim_memory();
1193 }
1194
1195 EXPORT_API int widget_base_on_create(void)
1196 {
1197         appcore_multiwindow_base_on_create();
1198
1199         return 0;
1200 }
1201
1202 EXPORT_API int widget_base_on_terminate(void)
1203 {
1204         appcore_multiwindow_base_on_terminate();
1205
1206         return 0;
1207 }
1208
1209 EXPORT_API int widget_base_on_init(int argc, char **argv)
1210 {
1211         return 0;
1212 }
1213
1214 EXPORT_API void widget_base_on_finish(void)
1215 {
1216 }
1217
1218 EXPORT_API void widget_base_on_run(void)
1219 {
1220 }
1221
1222 EXPORT_API void widget_base_on_exit(void)
1223 {
1224 }
1225
1226 EXPORT_API int widget_base_on_trim_memory(void)
1227 {
1228         appcore_multiwindow_base_on_trim_memory();
1229
1230         return 0;
1231 }
1232
1233 EXPORT_API widget_base_ops widget_base_get_default_ops(void)
1234 {
1235         widget_base_ops ops;
1236
1237         /* override methods */
1238         ops.create = __on_create;
1239         ops.terminate = __on_terminate;
1240         ops.init = __on_init;
1241         ops.finish = __on_finish;
1242         ops.run = __on_run;
1243         ops.exit = __on_exit;
1244         ops.trim_memory = __on_trim_memory;
1245
1246         return ops;
1247 }
1248
1249 static void __free_class(gpointer data)
1250 {
1251         widget_base_class *cls = data;
1252
1253         free(cls->id);
1254         free(cls);
1255 }
1256
1257 EXPORT_API void widget_base_fini(void)
1258 {
1259         appcore_multiwindow_base_fini();
1260         g_list_free_full(__context.classes, __free_class);
1261         __context.classes = NULL;
1262 }
1263
1264 EXPORT_API int widget_base_context_window_bind(
1265                 widget_base_instance_h instance_h, const char *id,
1266                 Ecore_Wl2_Window *wl_win)
1267 {
1268         struct wl_surface *surface;
1269
1270         surface = ecore_wl2_window_surface_get(wl_win);
1271         if (surface == NULL) {
1272                 LOGE("failed to get surface"); /* LCOV_EXCL_LINE */
1273                 return WIDGET_BASE_ERROR_FAULT; /* LCOV_EXCL_LINE */
1274         }
1275
1276         screen_connector_provider_remote_enable(id, surface);
1277         appcore_multiwindow_base_window_bind(instance_h, wl_win);
1278
1279         return WIDGET_BASE_ERROR_NONE;
1280 }
1281
1282 static int __class_on_create(widget_base_instance_h instance_h, bundle *content,
1283                 int w, int h, void *class_data)
1284 {
1285         return widget_base_class_on_create(instance_h, content, w, h);
1286 }
1287
1288 static int __class_on_resume(widget_base_instance_h instance_h, void *class_data)
1289 {
1290         return widget_base_class_on_resume(instance_h);
1291 }
1292
1293 static int __class_on_pause(widget_base_instance_h instance_h,
1294                 void *class_data)
1295 {
1296         return widget_base_class_on_pause(instance_h);
1297 }
1298
1299 static int __class_on_resize(widget_base_instance_h instance_h, int w, int h,
1300                 void *class_data)
1301 {
1302         return widget_base_class_on_resize(instance_h, w, h);
1303 }
1304
1305 static int __class_on_update(widget_base_instance_h instance_h, bundle *content,
1306                 int force, void *class_data)
1307 {
1308         return widget_base_class_on_update(instance_h, content, force);
1309 }
1310
1311 static int __class_on_destroy(widget_base_instance_h instance_h,
1312                 widget_base_destroy_type_e reason, bundle *content,
1313                 void *class_data)
1314 {
1315         return widget_base_class_on_destroy(instance_h, reason, content);
1316 }
1317
1318 static void __multiwindow_instance_create(
1319                 appcore_multiwindow_base_instance_h instance_h,
1320                 void *class_data)
1321 {
1322         widget_base_instance_data *instance_data;
1323         bundle *b;
1324         bundle *content_info = NULL;
1325         char *id = NULL;
1326         char *class_id = NULL;
1327         char *operation = NULL;
1328         char *content = NULL;
1329         char *w_str = NULL;
1330         char *h_str = NULL;
1331         char *remain = NULL;
1332         int w = 0;
1333         int h = 0;
1334         int ret = -1;
1335         widget_base_class *cls;
1336         double *period = NULL;
1337         size_t size;
1338
1339         appcore_multiwindow_base_class_on_create(instance_h);
1340         instance_data = appcore_multiwindow_base_instance_get_extra(instance_h);
1341         b = instance_data->args;
1342
1343         bundle_get_str(b, WIDGET_K_CLASS, &class_id);
1344         /* for previous version compatibility, use appid for default class id */
1345         if (class_id == NULL)
1346                 class_id = __appid;
1347
1348         cls = __get_class(class_id);
1349         if (cls == NULL) {
1350                 LOGE("class not found: %s", class_id);
1351                 return;
1352         }
1353
1354         bundle_get_str(b, AUL_K_WIDGET_INSTANCE_ID, &id);
1355         bundle_get_str(b, WIDGET_K_OPERATION, &operation);
1356
1357         if (!operation) {
1358                 LOGE("no operation provided");
1359                 return;
1360         }
1361
1362         bundle_get_str(b, WIDGET_K_CONTENT_INFO, &content);
1363         bundle_get_str(b, WIDGET_K_WIDTH, &w_str);
1364         bundle_get_str(b, WIDGET_K_HEIGHT, &h_str);
1365
1366         if (w_str)
1367                 w = (int)g_ascii_strtoll(w_str, &remain, 10);
1368
1369         if (h_str)
1370                 h = (int)g_ascii_strtoll(h_str, &remain, 10);
1371
1372         if (content)
1373                 content_info = bundle_decode((const bundle_raw *)content,
1374                                 strlen(content));
1375
1376         if (cls->ops.create)
1377                 ret = cls->ops.create(instance_h, content_info, w, h, class_data);
1378
1379         if (ret < 0) {
1380                 LOGW("Create callback returns error(%d)", ret);
1381                 ret = __send_update_status(class_id, id,
1382                                 WIDGET_INSTANCE_EVENT_CREATE_ABORTED, ret, NULL);
1383                 if (ret < 0)
1384                         LOGE("Fail to send abort status (%d) ", ret);
1385                 __instance_drop(instance_h);
1386         } else {
1387                 LOGD("%s is created", id);
1388                 ret = __send_update_status(class_id, id,
1389                         WIDGET_INSTANCE_EVENT_CREATE, 0, NULL);
1390                 if (ret < 0)
1391                         LOGE("Fail to send create status (%d) ", ret);
1392
1393                 aul_widget_instance_add(class_id, id);
1394
1395                 ret = bundle_get_byte(b, WIDGET_K_PERIOD, (void **)&period,
1396                                 &size);
1397                 if (ret == BUNDLE_ERROR_NONE && *period > 0) {
1398                         LOGI("set periodic update timer (%lf)", *period);
1399                         instance_data->period = *period;
1400                         instance_data->periodic_timer = g_timeout_add_seconds(
1401                                         instance_data->period,
1402                                         __timeout_cb, instance_data);
1403                 }
1404         }
1405
1406         if (content_info)
1407                 bundle_free(content_info);
1408 }
1409
1410 static void __multiwindow_instance_resume(
1411                 appcore_multiwindow_base_instance_h instance_h,
1412                 void *class_data)
1413 {
1414         const char *id;
1415         const char *class_id;
1416         widget_base_class *cls;
1417         widget_base_instance_data *data;
1418
1419         appcore_multiwindow_base_class_on_resume(instance_h);
1420         id = appcore_multiwindow_base_instance_get_id(instance_h);
1421         class_id = appcore_multiwindow_base_instance_get_class_id(instance_h);
1422         cls = __get_class(class_id);
1423         if (cls == NULL) {
1424                 LOGE("class not found: %s", class_id);
1425                 return;
1426         }
1427
1428         data = (widget_base_instance_data *)
1429                         appcore_multiwindow_base_instance_get_extra(instance_h);
1430
1431         if (data->pending_update) {
1432                 LOGD("pending update!");
1433                 data->pending_update = false;
1434                 __call_update_cb(class_id, data->id, 0, data->pending_content);
1435                 if (data->period > 0) {
1436                         LOGD("Restart timer!");
1437                         data->periodic_timer = g_timeout_add_seconds(
1438                                         data->period,
1439                                         __timeout_cb, data);
1440                 }
1441         }
1442
1443         if (cls->ops.resume)
1444                 cls->ops.resume(instance_h, class_data);
1445
1446         LOGD("%s is resumed", id);
1447         __send_update_status(class_id, id,
1448                 WIDGET_INSTANCE_EVENT_RESUME, 0, NULL);
1449
1450         if (!__fg_signal) {
1451                 LOGD("Send fg signal to resourceD");
1452                 aul_widget_instance_change_status(class_id, STATUS_FOREGROUND);
1453                 __fg_signal = true;
1454         }
1455 }
1456
1457 static void __multiwindow_instance_pause(
1458                 appcore_multiwindow_base_instance_h instance_h,
1459                 void *class_data)
1460 {
1461         const char *id;
1462         const char *class_id;
1463         widget_base_class *cls;
1464
1465         appcore_multiwindow_base_class_on_pause(instance_h);
1466         id = appcore_multiwindow_base_instance_get_id(instance_h);
1467         class_id = appcore_multiwindow_base_instance_get_class_id(instance_h);
1468         cls = __get_class(class_id);
1469         if (cls == NULL) {
1470                 LOGE("class not found: %s", class_id);
1471                 return;
1472         }
1473
1474         if (cls->ops.pause)
1475                 cls->ops.pause(instance_h, class_data);
1476
1477         LOGD("%s is paused", id);
1478         __send_update_status(class_id, id,
1479                 WIDGET_INSTANCE_EVENT_PAUSE, 0, NULL);
1480
1481         if (__fg_signal) {
1482                 LOGD("Send bg signal to resourceD");
1483                 aul_widget_instance_change_status(class_id, STATUS_BACKGROUND);
1484                 __fg_signal = false;
1485         }
1486 }
1487
1488 static void __multiwindow_instance_terminate(
1489                 appcore_multiwindow_base_instance_h instance_h,
1490                 void *class_data)
1491 {
1492         widget_base_instance_data *data;
1493         bundle *b;
1494         char *operation = NULL;
1495         bundle *content_info;
1496         widget_base_destroy_type_e reason = WIDGET_BASE_DESTROY_TYPE_TEMPORARY;
1497         int event = WIDGET_INSTANCE_EVENT_TERMINATE;
1498         const char *id;
1499         const char *class_id;
1500         widget_base_class *cls;
1501
1502         id = appcore_multiwindow_base_instance_get_id(instance_h);
1503         class_id = appcore_multiwindow_base_instance_get_class_id(instance_h);
1504         data  = appcore_multiwindow_base_instance_get_extra(
1505                         (appcore_multiwindow_base_instance_h)instance_h);
1506         b = data->args;
1507         cls = __get_class(class_id);
1508         if (cls == NULL) {
1509                 LOGE("class not found: %s", class_id);
1510                 return;
1511         }
1512
1513         if (b) {
1514                 bundle_get_str(b, WIDGET_K_OPERATION, &operation);
1515                 if (operation && strcmp(operation, "destroy") == 0)
1516                         reason = WIDGET_BASE_DESTROY_TYPE_PERMANENT;
1517         }
1518
1519         if (data->content)
1520                 content_info = bundle_decode((const bundle_raw *)data->content,
1521                                 strlen(data->content));
1522         else
1523                 content_info = bundle_create();
1524
1525         if (cls->ops.destroy)
1526                 cls->ops.destroy(instance_h, reason, content_info, class_data);
1527
1528         LOGW("%s is destroyed %d", id, reason);
1529         if (reason == WIDGET_BASE_DESTROY_TYPE_PERMANENT) {
1530                 __is_permanent = true;
1531                 event = WIDGET_INSTANCE_EVENT_DESTROY;
1532                 aul_widget_instance_del(class_id, id);
1533         } else {
1534                 __is_permanent = false;
1535                 __send_update_status(class_id, id,
1536                                 WIDGET_INSTANCE_EVENT_EXTRA_UPDATED, 0,
1537                                 content_info);
1538         }
1539
1540         if (content_info)
1541                 bundle_free(content_info);
1542
1543         if (data->periodic_timer)
1544                 g_source_remove(data->periodic_timer);
1545
1546         __send_update_status(class_id, id, event, 0, NULL);
1547         appcore_multiwindow_base_class_on_terminate(instance_h);
1548 }
1549
1550 EXPORT_API int widget_base_class_on_create(widget_base_instance_h instance_h,
1551                 bundle *content, int w, int h)
1552 {
1553         appcore_multiwindow_base_class_on_create(instance_h);
1554
1555         return 0;
1556 }
1557
1558 EXPORT_API int widget_base_class_on_pause(widget_base_instance_h instance_h)
1559 {
1560         appcore_multiwindow_base_class_on_pause(instance_h);
1561
1562         return 0;
1563 }
1564
1565 EXPORT_API int widget_base_class_on_resume(widget_base_instance_h instance_h)
1566 {
1567         appcore_multiwindow_base_class_on_resume(instance_h);
1568
1569         return 0;
1570 }
1571
1572 EXPORT_API int widget_base_class_on_resize(widget_base_instance_h instance_h,
1573                 int w, int h)
1574 {
1575         return 0;
1576 }
1577
1578 EXPORT_API int widget_base_class_on_update(widget_base_instance_h instance_h,
1579                 bundle *content, int force)
1580 {
1581         return 0;
1582 }
1583
1584 EXPORT_API int widget_base_class_on_destroy(widget_base_instance_h instance_h,
1585                 widget_base_destroy_type_e reason, bundle *content)
1586 {
1587         appcore_multiwindow_base_class_on_terminate(instance_h);
1588
1589         return 0;
1590 }
1591
1592 EXPORT_API widget_base_class widget_base_class_get_default(void)
1593 {
1594         widget_base_class cls;
1595
1596         cls.ops.create = __class_on_create;
1597         cls.ops.resize = __class_on_resize;
1598         cls.ops.update = __class_on_update;
1599         cls.ops.destroy = __class_on_destroy;
1600         cls.ops.pause = __class_on_pause;
1601         cls.ops.resume = __class_on_resume;
1602         cls.id = NULL;
1603
1604         return cls;
1605 }
1606
1607 EXPORT_API widget_base_class *widget_base_class_add(widget_base_class cls,
1608                 const char *class_id, void *class_data)
1609 {
1610         widget_base_class *c;
1611         appcore_multiwindow_base_class raw_cls;
1612
1613         if (!__is_widget_feature_enabled()) {
1614                 LOGE("not supported");
1615                 set_last_result(WIDGET_ERROR_NOT_SUPPORTED);
1616                 return NULL;
1617         }
1618
1619         if (!class_id) {
1620                 LOGE("class is is NULL");
1621                 set_last_result(WIDGET_ERROR_INVALID_PARAMETER);
1622                 return NULL;
1623         }
1624
1625         raw_cls.id = strdup(class_id);
1626         raw_cls.data = class_data;
1627         raw_cls.create = __multiwindow_instance_create;
1628         raw_cls.terminate = __multiwindow_instance_terminate;
1629         raw_cls.pause = __multiwindow_instance_pause;
1630         raw_cls.resume = __multiwindow_instance_resume;
1631         appcore_multiwindow_base_class_add(raw_cls);
1632
1633         c = malloc(sizeof(widget_base_class));
1634         if (!c)
1635                 return NULL;
1636
1637         *c = cls;
1638         c->id = strdup(class_id);
1639         __context.classes = g_list_append(__context.classes, c);
1640
1641         return c;
1642 }