1 /*
2 * Copyright (c) 2022 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 "keyboard_event.h"
17
18 #include <global.h>
19 #include <memory>
20
21 #include "global.h"
22 #include "input_event_callback.h"
23 #include "key_event.h"
24
25 namespace OHOS {
26 namespace MiscServices {
27 using namespace MMI;
GetInstance()28 KeyboardEvent &KeyboardEvent::GetInstance()
29 {
30 static KeyboardEvent keyboardEvent;
31 return keyboardEvent;
32 }
33
AddKeyEventMonitor(KeyHandle handle)34 int32_t KeyboardEvent::AddKeyEventMonitor(KeyHandle handle)
35 {
36 IMSA_HILOGI("KeyboardEvent::AddKeyEventMonitor start.");
37 std::shared_ptr<InputEventCallback> callback = std::make_shared<InputEventCallback>();
38 callback->SetKeyHandle(handle);
39 int32_t monitorId = InputManager::GetInstance()->AddMonitor([callback](std::shared_ptr<MMI::KeyEvent> keyEvent) {
40 if (callback == nullptr) {
41 IMSA_HILOGE("callback is nullptr!");
42 return;
43 }
44 callback->OnInputEvent(keyEvent);
45 });
46 if (monitorId < 0) {
47 IMSA_HILOGE("add monitor failed, id: %{public}d!", monitorId);
48 return ErrorCode::ERROR_SUBSCRIBE_KEYBOARD_EVENT;
49 }
50 IMSA_HILOGD("add monitor success, id: %{public}d.", monitorId);
51
52 CombinationKeyCallBack combinationKeyCallBack = [callback](std::shared_ptr<MMI::KeyEvent> keyEvent) {
53 if (callback == nullptr) {
54 IMSA_HILOGE("callback is nullptr!");
55 return;
56 }
57 callback->TriggerSwitch();
58 };
59 SubscribeCombinationKey(MMI::KeyEvent::KEYCODE_META_LEFT, MMI::KeyEvent::KEYCODE_SPACE, combinationKeyCallBack);
60 SubscribeCombinationKey(MMI::KeyEvent::KEYCODE_META_RIGHT, MMI::KeyEvent::KEYCODE_SPACE, combinationKeyCallBack);
61 return ErrorCode::NO_ERROR;
62 }
63
SubscribeCombinationKey(int32_t preKey, int32_t finalKey, CombinationKeyCallBack callback)64 void KeyboardEvent::SubscribeCombinationKey(int32_t preKey, int32_t finalKey, CombinationKeyCallBack callback)
65 {
66 std::shared_ptr<KeyOption> keyOption = std::make_shared<KeyOption>();
67 std::set<int32_t> preKeys;
68 preKeys.insert(preKey);
69 keyOption->SetPreKeys(preKeys);
70 keyOption->SetFinalKey(finalKey);
71 keyOption->SetFinalKeyDown(true);
72 // 0 means press delay 0 ms
73 keyOption->SetFinalKeyDownDuration(0);
74 int32_t subscribeId = InputManager::GetInstance()->SubscribeKeyEvent(keyOption, callback);
75 if (subscribeId < 0) {
76 IMSA_HILOGE("failed to SubscribeKeyEvent, id: %{public}d preKey: %{public}d.", subscribeId, preKey);
77 }
78 }
79 } // namespace MiscServices
80 } // namespace OHOS