1 /*
2 * Copyright (c) 2020 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 #include "ability_activate_task.h"
17
18 namespace OHOS {
AbilityActivateTask(AbilityMgrContext * context,uint64_t token)19 AbilityActivateTask::AbilityActivateTask(AbilityMgrContext *context, uint64_t token)
20 : AbilityTask(context), token_(token)
21 {
22 }
23
Execute()24 AbilityMsStatus AbilityActivateTask::Execute()
25 {
26 PRINTD("AbilityActivateTask", "start");
27 if (abilityMgrContext_ == nullptr) {
28 return AbilityMsStatus::TaskStatus("activate", "invalid argument");
29 }
30 AbilityStackManager &stackManager = AbilityStackManager::GetInstance();
31 PageAbilityRecord *activeAbility = stackManager.FindPageAbility(*abilityMgrContext_, token_);
32 if (activeAbility == nullptr) {
33 return AbilityMsStatus::TaskStatus("activate", "ability record not found");
34 }
35 activeAbility->SetCurrentState(STATE_ACTIVE);
36 auto prevAbility = const_cast<PageAbilityRecord *>(activeAbility->GetPrevPageAbility());
37 AbilityMsStatus status = AbilityMsStatus::Ok();
38 if (activeAbility->GetAbilityInfo().abilityType == AbilityType::SERVICE) {
39 return status;
40 }
41 if (prevAbility != nullptr) {
42 status = prevAbility->ToBackgroundAbility();
43 activeAbility->SetPrevPageAbility(nullptr);
44 PRINTD("AbilityActivateTask", "prev ability is not nullptr, to background");
45 } else {
46 auto nextAbility = const_cast<PageAbilityRecord *>(activeAbility->GetNextPageAbility());
47 if (nextAbility != nullptr) {
48 status = nextAbility->StopAbility();
49 activeAbility->SetNextPageAbility(nullptr);
50 PRINTD("AbilityActivateTask", "next ability is not nullptr, to stop");
51 }
52 }
53 return status;
54 }
55 } // namespace OHOS
56