1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef FOUNDATION_APPEXECFWK_OHOS_ABILITY_IMPL_H 17 #define FOUNDATION_APPEXECFWK_OHOS_ABILITY_IMPL_H 18 19 #include "ability.h" 20 #include "ability_state.h" 21 #include "iability_lifecycle_callback.h" 22 #include "context.h" 23 #include "application_impl.h" 24 #include "ability_local_record.h" 25 #include "ability_handler.h" 26 #include "ability_manager_client.h" 27 #include "ability_manager_interface.h" 28 #include "dummy_component_container.h" 29 #include "dummy_values_bucket.h" 30 #include "dummy_data_ability_predicates.h" 31 #include "dummy_result_set.h" 32 #ifdef SUPPORT_GRAPHICS 33 #include "foundation/multimodalinput/input/interfaces/native/innerkits/event/include/i_input_event_consumer.h" 34 #endif 35 namespace OHOS { 36 namespace AppExecFwk { 37 class Ability; 38 class AbilityHandler; 39 class ApplicationImpl; 40 class AbilityLocalRecord; 41 class AbilityLifecycleCallbacks; 42 class OHOSApplication; 43 class AbilityImpl : public std::enable_shared_from_this<AbilityImpl> { 44 public: 45 AbilityImpl() = default; 46 virtual ~AbilityImpl() = default; 47 virtual void Init(std::shared_ptr<OHOSApplication> &application, const std::shared_ptr<AbilityLocalRecord> &record, 48 std::shared_ptr<Ability> &ability, std::shared_ptr<AbilityHandler> &handler, const sptr<IRemoteObject> &token, 49 std::shared_ptr<ContextDeal> &contextDeal); 50 51 /** 52 * @brief Set if use new mission. 53 * 54 * @param useNewMission new mission flag. 55 */ 56 static void SetUseNewMission(bool useNewMission); 57 58 /** 59 * @brief Get if use new mission. 60 * 61 * @return return true if use new mission. 62 */ 63 static bool IsUseNewMission(); 64 65 /** 66 * @brief Connect the ability. and Calling information back to Ability. 67 * 68 * @param want The Want object to connect to. 69 * 70 */ 71 sptr<IRemoteObject> ConnectAbility(const Want &want); 72 73 /** 74 * @brief Disconnects the connected object. 75 * 76 * @param want The Want object to disconnect to. 77 */ 78 void DisconnectAbility(const Want &want); 79 80 /** 81 * @brief Command the ability. and Calling information back to Ability. 82 * 83 * @param want The Want object to command to. 84 * 85 * * @param restart Indicates the startup mode. The value true indicates that Service is restarted after being 86 * destroyed, and the value false indicates a normal startup. 87 * 88 * @param startId Indicates the number of times the Service ability has been started. The startId is incremented 89 * by 1 every time the ability is started. For example, if the ability has been started for six times, the value 90 * of startId is 6. 91 */ 92 void CommandAbility(const Want &want, bool restart, int startId); 93 94 /** 95 * @brief Gets the current Ability status. 96 * 97 */ 98 int GetCurrentState(); 99 100 /** 101 * @brief Save data and states of an ability when it is restored by the system. and Calling information back to 102 * Ability. This method should be implemented by a Page ability. 103 * 104 */ 105 void DispatchSaveAbilityState(); 106 107 /** 108 * @brief Restores data and states of an ability when it is restored by the system. and Calling information back 109 * to Ability. This method should be implemented by a Page ability. 110 * @param instate The Want object to connect to. 111 * 112 */ 113 void DispatchRestoreAbilityState(const PacMap &inState); 114 115 // Page Service Ability has different AbilityTransaction 116 virtual void HandleAbilityTransaction(const Want &want, const AAFwk::LifeCycleStateInfo &targetState); 117 118 #ifdef SUPPORT_GRAPHICS 119 /** 120 * @brief Execution the KeyDown callback of the ability 121 * @param keyEvent Indicates the key-down event. 122 * 123 * @return Returns true if this event is handled and will not be passed further; returns false if this event is 124 * not handled and should be passed to other handlers. 125 * 126 */ 127 virtual void DoKeyDown(const std::shared_ptr<MMI::KeyEvent>& keyEvent); 128 129 /** 130 * @brief Execution the KeyUp callback of the ability 131 * @param keyEvent Indicates the key-up event. 132 * 133 * @return Returns true if this event is handled and will not be passed further; returns false if this event is 134 * not handled and should be passed to other handlers. 135 * 136 */ 137 virtual void DoKeyUp(const std::shared_ptr<MMI::KeyEvent>& keyEvent); 138 139 /** 140 * @brief Called when a touch event is dispatched to this ability. The default implementation of this callback 141 * does nothing and returns false. 142 * @param touchEvent Indicates information about the touch event. 143 * 144 * @return Returns true if the event is handled; returns false otherwise. 145 * 146 */ 147 virtual void DoPointerEvent(std::shared_ptr<MMI::PointerEvent>& pointerEvent); 148 #endif 149 150 /** 151 * @brief Send the result code and data to be returned by this Page ability to the caller. 152 * When a Page ability is destroyed, the caller overrides the AbilitySlice#onAbilityResult(int, int, Want) 153 * method to receive the result set in the current method. This method can be called only after the ability has 154 * been initialized. 155 * 156 * @param requestCode Indicates the request code. 157 * @param resultCode Indicates the result code returned after the ability is destroyed. You can define the 158 * result code to identify an error. 159 * @param resultData Indicates the data returned after the ability is destroyed. You can define the data 160 * returned. This parameter can be null. 161 */ 162 void SendResult(int requestCode, int resultCode, const Want &resultData); 163 164 /** 165 * @brief Called when the launch mode of an ability is set to singleInstance. This happens when you re-launch 166 * an ability that has been at the top of the ability stack. 167 * 168 * @param want Indicates the new Want containing information about the ability. 169 */ 170 void NewWant(const Want &want); 171 172 /** 173 * @brief Obtains the MIME types of files supported. 174 * 175 * @param uri Indicates the path of the files to obtain. 176 * @param mimeTypeFilter Indicates the MIME types of the files to obtain. This parameter cannot be null. 177 * 178 * @return Returns the matched MIME types. If there is no match, null is returned. 179 */ 180 virtual std::vector<std::string> GetFileTypes(const Uri &uri, const std::string &mimeTypeFilter); 181 182 /** 183 * @brief Opens a file in a specified remote path. 184 * 185 * @param uri Indicates the path of the file to open. 186 * @param mode Indicates the file open mode, which can be "r" for read-only access, "w" for write-only access 187 * (erasing whatever data is currently in the file), "wt" for write access that truncates any existing file, 188 * "wa" for write-only access to append to any existing data, "rw" for read and write access on any existing 189 * data, or "rwt" for read and write access that truncates any existing file. 190 * 191 * @return Returns the file descriptor. 192 */ 193 virtual int OpenFile(const Uri &uri, const std::string &mode); 194 195 /** 196 * @brief This is like openFile, open a file that need to be able to return sub-sections of files,often assets 197 * inside of their .hap. 198 * 199 * @param uri Indicates the path of the file to open. 200 * @param mode Indicates the file open mode, which can be "r" for read-only access, "w" for write-only access 201 * (erasing whatever data is currently in the file), "wt" for write access that truncates any existing file, 202 * "wa" for write-only access to append to any existing data, "rw" for read and write access on any existing 203 * data, or "rwt" for read and write access that truncates any existing file. 204 * 205 * @return Returns the RawFileDescriptor object containing file descriptor. 206 */ 207 virtual int OpenRawFile(const Uri &uri, const std::string &mode); 208 209 /** 210 * @brief Inserts a single data record into the database. 211 * 212 * @param uri Indicates the path of the data to operate. 213 * @param value Indicates the data record to insert. If this parameter is null, a blank row will be inserted. 214 * 215 * @return Returns the index of the inserted data record. 216 */ 217 virtual int Insert(const Uri &uri, const NativeRdb::ValuesBucket &value); 218 219 virtual std::shared_ptr<AppExecFwk::PacMap> Call( 220 const Uri &uri, const std::string &method, const std::string &arg, const AppExecFwk::PacMap &pacMap); 221 222 /** 223 * @brief Updates data records in the database. 224 * 225 * @param uri Indicates the path of data to update. 226 * @param value Indicates the data to update. This parameter can be null. 227 * @param predicates Indicates filter criteria. You should define the processing logic when this parameter is 228 * null. 229 * 230 * @return Returns the number of data records updated. 231 */ 232 virtual int Update(const Uri &uri, const NativeRdb::ValuesBucket &value, 233 const NativeRdb::DataAbilityPredicates &predicates); 234 235 /** 236 * @brief Deletes one or more data records from the database. 237 * 238 * @param uri Indicates the path of the data to operate. 239 * @param predicates Indicates filter criteria. You should define the processing logic when this parameter is 240 * null. 241 * 242 * @return Returns the number of data records deleted. 243 */ 244 virtual int Delete(const Uri &uri, const NativeRdb::DataAbilityPredicates &predicates); 245 246 /** 247 * @brief Deletes one or more data records from the database. 248 * 249 * @param uri Indicates the path of data to query. 250 * @param columns Indicates the columns to query. If this parameter is null, all columns are queried. 251 * @param predicates Indicates filter criteria. You should define the processing logic when this parameter is 252 * null. 253 * 254 * @return Returns the query result. 255 */ 256 virtual std::shared_ptr<NativeRdb::AbsSharedResultSet> Query( 257 const Uri &uri, std::vector<std::string> &columns, const NativeRdb::DataAbilityPredicates &predicates); 258 259 /** 260 * @brief Obtains the MIME type matching the data specified by the URI of the Data ability. This method should 261 * be implemented by a Data ability. Data abilities supports general data types, including text, HTML, and JPEG. 262 * 263 * @param uri Indicates the URI of the data. 264 * 265 * @return Returns the MIME type that matches the data specified by uri. 266 */ 267 virtual std::string GetType(const Uri &uri); 268 269 /** 270 * @brief Reloads data in the database. 271 * 272 * @param uri Indicates the position where the data is to reload. This parameter is mandatory. 273 * @param extras Indicates the PacMap object containing the additional parameters to be passed in this call. 274 * This parameter can be null. If a custom Sequenceable object is put in the PacMap object and will be 275 * transferred across processes, you must call BasePacMap.setClassLoader(ClassLoader) to set a class loader for 276 * the custom object. 277 * 278 * @return Returns true if the data is successfully reloaded; returns false otherwise. 279 */ 280 virtual bool Reload(const Uri &uri, const PacMap &extras); 281 282 /** 283 * @brief Inserts multiple data records into the database. 284 * 285 * @param uri Indicates the path of the data to operate. 286 * @param values Indicates the data records to insert. 287 * 288 * @return Returns the number of data records inserted. 289 */ 290 virtual int BatchInsert(const Uri &uri, const std::vector<NativeRdb::ValuesBucket> &values); 291 292 /** 293 * @brief Set deviceId/bundleName/abilityName of the calling ability 294 * 295 * @param deviceId deviceId of the calling ability 296 * 297 * @param deviceId bundleName of the calling ability 298 * 299 * @param deviceId abilityName of the calling ability 300 */ 301 void SetCallingContext(const std::string &deviceId, const std::string &bundleName, const std::string &abilityName); 302 303 /** 304 * @brief Converts the given uri that refer to the Data ability into a normalized URI. A normalized URI can be used 305 * across devices, persisted, backed up, and restored. It can refer to the same item in the Data ability even if the 306 * context has changed. If you implement URI normalization for a Data ability, you must also implement 307 * denormalizeUri(ohos.utils.net.Uri) to enable URI denormalization. After this feature is enabled, URIs passed to 308 * any method that is called on the Data ability must require normalization verification and denormalization. The 309 * default implementation of this method returns null, indicating that this Data ability does not support URI 310 * normalization. 311 * 312 * @param uri Indicates the Uri object to normalize. 313 * 314 * @return Returns the normalized Uri object if the Data ability supports URI normalization; returns null otherwise. 315 */ 316 virtual Uri NormalizeUri(const Uri &uri); 317 318 /** 319 * @brief Converts the given normalized uri generated by normalizeUri(ohos.utils.net.Uri) into a denormalized one. 320 * The default implementation of this method returns the original URI passed to it. 321 * 322 * @param uri uri Indicates the Uri object to denormalize. 323 * 324 * @return Returns the denormalized Uri object if the denormalization is successful; returns the original Uri passed 325 * to this method if there is nothing to do; returns null if the data identified by the original Uri cannot be found 326 * in the current environment. 327 */ 328 virtual Uri DenormalizeUri(const Uri &uri); 329 330 /** 331 * @brief ScheduleUpdateConfiguration, scheduling update configuration. 332 */ 333 void ScheduleUpdateConfiguration(const Configuration &config); 334 335 /** 336 * @brief Create a PostEvent timeout task. The default delay is 5000ms 337 * 338 * @return Return a smart pointer to a timeout object 339 */ 340 std::shared_ptr<AbilityPostEventTimeout> CreatePostEventTimeouter(std::string taskstr); 341 342 virtual std::vector<std::shared_ptr<DataAbilityResult>> ExecuteBatch( 343 const std::vector<std::shared_ptr<DataAbilityOperation>> &operations); 344 345 /** 346 * @brief continue ability to target device. 347 * 348 * @param deviceId: target deviceId 349 * 350 * @return 351 */ 352 void ContinueAbility(const std::string& deviceId); 353 354 /** 355 * @brief Notify continuation result to ability. 356 * 357 * @param result Continuaton result. 358 * 359 * @return 360 */ 361 virtual void NotifyContinuationResult(int32_t result); 362 363 bool IsStageBasedModel() const; 364 365 int GetCompatibleVersion(); 366 #ifdef SUPPORT_GRAPHICS 367 void AfterUnFocused(); 368 void AfterFocused(); 369 #endif 370 protected: 371 /** 372 * @brief Toggles the lifecycle status of Ability to AAFwk::ABILITY_STATE_INACTIVE. And notifies the application 373 * that it belongs to of the lifecycle status. 374 * 375 * @param want The Want object to switch the life cycle. 376 */ 377 void Start(const Want &want); 378 379 /** 380 * @brief Toggles the lifecycle status of Ability to AAFwk::ABILITY_STATE_INITIAL. And notifies the application 381 * that it belongs to of the lifecycle status. 382 * 383 */ 384 void Stop(); 385 386 /** 387 * @brief Toggles the lifecycle status of Ability to AAFwk::ABILITY_STATE_ACTIVE. And notifies the application 388 * that it belongs to of the lifecycle status. 389 * 390 */ 391 void Active(); 392 393 /** 394 * @brief Toggles the lifecycle status of Ability to AAFwk::ABILITY_STATE_INACTIVE. And notifies the application 395 * that it belongs to of the lifecycle status. 396 * 397 */ 398 void Inactive(); 399 400 #ifdef SUPPORT_GRAPHICS 401 /** 402 * @brief Toggles the lifecycle status of Ability to AAFwk::ABILITY_STATE_INACTIVE. And notifies the application 403 * that it belongs to of the lifecycle status. 404 * 405 * @param want The Want object to switch the life cycle. 406 */ 407 void Foreground(const Want &want); 408 409 /** 410 * @brief Toggles the lifecycle status of Ability to AAFwk::ABILITY_STATE_BACKGROUND. And notifies the 411 * application that it belongs to of the lifecycle status. 412 * 413 */ 414 void Background(); 415 #endif 416 417 /** 418 * @brief SerUriString 419 */ 420 void SerUriString(const std::string &uri); 421 422 /** 423 * @brief Set the LifeCycleStateInfo to the deal. 424 * 425 * @param info the info to set. 426 */ 427 void SetLifeCycleStateInfo(const AAFwk::LifeCycleStateInfo &info); 428 429 /** 430 * @brief Check if it needs to restore the data to the ability. 431 * 432 * @return Return true if success, otherwise return false. 433 */ 434 bool CheckAndRestore(); 435 436 /** 437 * @brief Check if it needs to save the data to the ability. 438 * 439 * @return Return true if success, otherwise return false. 440 */ 441 bool CheckAndSave(); 442 443 PacMap &GetRestoreData(); 444 445 bool isStageBasedModel_ = false; 446 int lifecycleState_ = AAFwk::ABILITY_STATE_INITIAL; 447 sptr<IRemoteObject> token_; 448 std::shared_ptr<Ability> ability_; 449 std::shared_ptr<AbilityHandler> handler_; 450 451 private: 452 #ifdef SUPPORT_GRAPHICS 453 class WindowLifeCycleImpl : public Rosen::IWindowLifeCycle { 454 public: WindowLifeCycleImpl(const sptr<IRemoteObject> & token,const std::shared_ptr<AbilityImpl> & owner)455 WindowLifeCycleImpl(const sptr<IRemoteObject>& token, const std::shared_ptr<AbilityImpl>& owner) 456 : token_(token) , owner_(owner) {} ~WindowLifeCycleImpl()457 virtual ~WindowLifeCycleImpl() {} 458 void AfterForeground() override; 459 void AfterBackground() override; 460 void AfterFocused() override; 461 void AfterUnfocused() override; 462 private: 463 sptr<IRemoteObject> token_ = nullptr; 464 std::weak_ptr<AbilityImpl> owner_; 465 }; 466 467 class InputEventConsumerImpl : public MMI::IInputEventConsumer { 468 public: InputEventConsumerImpl(const std::shared_ptr<AbilityImpl> & abilityImpl)469 explicit InputEventConsumerImpl(const std::shared_ptr<AbilityImpl>& abilityImpl) : abilityImpl_(abilityImpl) {} 470 ~InputEventConsumerImpl() = default; 471 void OnInputEvent(std::shared_ptr<MMI::KeyEvent> keyEvent) const override; 472 void OnInputEvent(std::shared_ptr<MMI::PointerEvent> pointerEvent) const override; OnInputEvent(std::shared_ptr<MMI::AxisEvent> axisEvent)473 void OnInputEvent(std::shared_ptr<MMI::AxisEvent> axisEvent) const override {} 474 private: 475 std::shared_ptr<AbilityImpl> abilityImpl_; 476 }; 477 #endif 478 typedef enum { 479 START, 480 INACTIVE, 481 ACTIVE, 482 BACKGROUND, 483 FOREGROUND, 484 STOP, 485 } Action; 486 487 std::shared_ptr<AbilityLifecycleCallbacks> abilityLifecycleCallbacks_; 488 std::shared_ptr<ApplicationImpl> applactionImpl_; 489 std::shared_ptr<ContextDeal> contextDeal_; 490 491 private: 492 #ifdef SUPPORT_GRAPHICS 493 /** 494 * @brief Multimodal Events Register. 495 */ 496 void WindowEventRegister(); 497 #endif 498 bool hasSaveData_ = false; 499 bool needSaveDate_ = false; 500 PacMap restoreData_; 501 }; 502 } // namespace AppExecFwk 503 } // namespace OHOS 504 #endif // FOUNDATION_APPEXECFWK_OHOS_ABILITY_IMPL_H 505