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