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1 /*
2  * Copyright (c) 2025 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 <iostream>
17 #include <thread>
18 #include <chrono>
19 #include "ability_manager_client.h"
20 #include "system_ability_definition.h"
21 #include "x_key_event_processor.h"
22 #include "input_event_handler.h"
23 #include "setting_datashare.h"
24 #include "pointer_event.h"
25 #include "account_manager.h"
26 #include "timer_manager.h"
27 
28 #undef MMI_LOG_DOMAIN
29 #define MMI_LOG_DOMAIN MMI_LOG_DISPATCH
30 #undef MMI_LOG_TAG
31 #define MMI_LOG_TAG "XKeyEventProcessor"
32 
33 namespace OHOS {
34 namespace MMI {
35 #ifdef OHOS_BUILD_ENABLE_X_KEY
36 namespace {
37     const std::string X_KEY_DOUBLE_CLICK_ENABLE_KEY = "double_click_enable_status";
38     const std::string DOUBLE_CLICK_ENABLE_STATUS = "0";
39     const std::string X_KEY_APP_BUNDLE_NAME = "";
40     const std::string X_KEY_APP_ABILITY_NAME = "";
41     const std::string SETTINGS_DATA_SECURE_PRE_URI =
42     	"datashare:///com.ohos.settingsdata/entry/settingsdata/USER_SETTINGSDATA_SECURE_";
43     const std::string SETTINGS_DATA_SECURE_POST_URI = "?Proxy=true";
44     const int32_t X_KEY_DOUBLE_CLICK_ENABLE_COUNT = 2;
45     constexpr int32_t DOUBLE_CLICK_DELAY { 300 };
46     constexpr int32_t LONG_PRESS_DELAY { 500 };
47 
48     constexpr int32_t X_KEY_DOWN { 0 };
49     constexpr int32_t X_KEY_UP { 1 };
50     constexpr int32_t SINGLE_CLICK { 2 };
51     constexpr int32_t DOUBLE_CLICK { 3 };
52     constexpr int32_t LONG_PRESS { 4 };
53 }
54 
XKeyEventProcessor()55 XKeyEventProcessor::XKeyEventProcessor()
56 {}
57 
~XKeyEventProcessor()58 XKeyEventProcessor::~XKeyEventProcessor()
59 {}
60 
IsXKeyEvent(struct libinput_event * event)61 bool XKeyEventProcessor::IsXKeyEvent(struct libinput_event* event)
62 {
63     CALL_DEBUG_ENTER;
64     CHKPF(event);
65     auto device = libinput_event_get_device(event);
66     CHKPF(device);
67     std::string name = libinput_device_get_name(device);
68     if (X_KEY_SOURCE_KEY != name) {
69         MMI_HILOGD("Not X-key");
70         return false;
71     }
72     return true;
73 }
74 
HandleXKeyEvent(struct libinput_event * event)75 int32_t XKeyEventProcessor::HandleXKeyEvent(struct libinput_event* event)
76 {
77     CALL_DEBUG_ENTER;
78     CHKPR(event, ERROR_NULL_POINTER);
79     auto device = libinput_event_get_device(event);
80     CHKPR(device, PARAM_INPUT_INVALID);
81     std::string name = libinput_device_get_name(device);
82     if (X_KEY_SOURCE_KEY == name) {
83         return AnalyseKeyEvent(event);
84     }
85     return PARAM_INPUT_INVALID;
86 }
87 
AnalyseKeyEvent(struct libinput_event * event)88 int32_t XKeyEventProcessor::AnalyseKeyEvent(struct libinput_event* event)
89 {
90     CALL_DEBUG_ENTER;
91     CHKPR(event, ERROR_NULL_POINTER);
92     struct libinput_event_keyboard* keyEvent = libinput_event_get_keyboard_event(event);
93     CHKPR(keyEvent, ERROR_NULL_POINTER);
94     auto keyCode = libinput_event_keyboard_get_key(keyEvent);
95     int32_t keyState = libinput_event_keyboard_get_key_state(keyEvent);
96     MMI_HILOGD("keyCode:%{private}d, keyState:%{private}d", keyCode, keyState);
97     int32_t keyAction = keyState == 0 ? KeyEvent::KEY_ACTION_UP : KeyEvent::KEY_ACTION_DOWN;
98     if (KeyEvent::KEY_ACTION_DOWN == keyAction) {
99         InterceptXKeyDown();
100     } else {
101         InterceptXKeyUp();
102     }
103     return ERR_OK;
104 }
105 
InterceptXKeyDown()106 void XKeyEventProcessor::InterceptXKeyDown()
107 {
108     handledLongPress_ = false;
109     HandleQuickAccessMenu(X_KEY_DOWN);
110 
111     if (pressCount_ == 0) {
112         StartLongPressTimer();
113     }
114 
115     pressCount_++;
116 }
117 
StartLongPressTimer()118 void XKeyEventProcessor::StartLongPressTimer()
119 {
120     MMI_HILOGD("start long press timer.");
121     longPressTimerId_ = TimerMgr->AddTimer(LONG_PRESS_DELAY, 1, [this] () {
122         if (this->pressCount_ == 1 && !this->handledLongPress_) {
123             HandleQuickAccessMenu(LONG_PRESS);
124             MMI_HILOGI("X-key is long press.");
125         }
126     }, "XKeyEventProcessor");
127 }
128 
InterceptXKeyUp()129 void XKeyEventProcessor::InterceptXKeyUp()
130 {
131     handledLongPress_ = true;
132     HandleQuickAccessMenu(X_KEY_UP);
133     if (pressCount_ == 1) {
134         if (IsRemoveDelaySingleClick()) {
135             MMI_HILOGI("X-key is single click after remove delayed click.");
136             HandleQuickAccessMenu(SINGLE_CLICK);
137             return;
138         }
139         StartSingleClickTimer();
140     } else if (pressCount_ == X_KEY_DOUBLE_CLICK_ENABLE_COUNT) {
141         HandleQuickAccessMenu(DOUBLE_CLICK);
142         MMI_HILOGI("X-key is double click.");
143     }
144 }
145 
IsRemoveDelaySingleClick()146 bool XKeyEventProcessor::IsRemoveDelaySingleClick()
147 {
148     std::string value = DOUBLE_CLICK_ENABLE_STATUS;
149     int32_t userId = ACCOUNT_MGR->GetCurrentAccountSetting().GetAccountId();
150     std::string uri = SETTINGS_DATA_SECURE_PRE_URI + std::to_string(userId) + SETTINGS_DATA_SECURE_POST_URI;
151     MMI_HILOGI("settings data uri:%{public}s", uri.c_str());
152     SettingDataShare::GetInstance(MULTIMODAL_INPUT_SERVICE_ID)
153         .SettingDataShare::GetStringValue(X_KEY_DOUBLE_CLICK_ENABLE_KEY, value, uri);
154     MMI_HILOGI("double click enable state:%{public}s", value.c_str());
155     return value == DOUBLE_CLICK_ENABLE_STATUS;
156 }
157 
StartSingleClickTimer()158 void XKeyEventProcessor::StartSingleClickTimer()
159 {
160     MMI_HILOGD("start single click timer.");
161     singleClickTimerId_ = TimerMgr->AddTimer(DOUBLE_CLICK_DELAY, 1, [this] () {
162         if (this->pressCount_ == 1) {
163             HandleQuickAccessMenu(SINGLE_CLICK);
164             MMI_HILOGI("X-key is single click.");
165         }
166     }, "XKeyEventProcessor");
167 }
168 
RemoveTimer()169 void XKeyEventProcessor::RemoveTimer()
170 {
171     if (singleClickTimerId_ != -1) {
172         TimerMgr->RemoveTimer(singleClickTimerId_);
173         singleClickTimerId_ = -1;
174     }
175     if (longPressTimerId_ != -1) {
176         TimerMgr->RemoveTimer(longPressTimerId_);
177         longPressTimerId_ = -1;
178     }
179 }
180 
ResetCount()181 void XKeyEventProcessor::ResetCount()
182 {
183     MMI_HILOGD("reset press count");
184     pressCount_ = 0;
185 }
186 
HandleQuickAccessMenu(int32_t xKeyEventType)187 int32_t XKeyEventProcessor::HandleQuickAccessMenu(int32_t xKeyEventType)
188 {
189     if (X_KEY_DOWN != xKeyEventType && X_KEY_UP != xKeyEventType) {
190         StartXKeyIfNeeded(xKeyEventType);
191         ResetCount();
192         RemoveTimer();
193     }
194     auto pointerEvent = PointerEvent::Create();
195     CHKPR(pointerEvent, ERROR_NULL_POINTER);
196     pointerEvent->SetPointerAction(xKeyEventType);
197     pointerEvent->SetSourceType(PointerEvent::SOURCE_TYPE_X_KEY);
198 #if (defined(OHOS_BUILD_ENABLE_POINTER) || defined(OHOS_BUILD_ENABLE_TOUCH)) && defined(OHOS_BUILD_ENABLE_MONITOR)
199     auto eventMonitorHandler_ = InputHandler->GetMonitorHandler();
200     if (eventMonitorHandler_ != nullptr) {
201         eventMonitorHandler_->OnHandleEvent(pointerEvent);
202     }
203 #endif // (OHOS_BUILD_ENABLE_POINTER || OHOS_BUILD_ENABLE_TOUCH) && OHOS_BUILD_ENABLE_MONITOR
204     return RET_OK;
205 }
206 
StartXKeyIfNeeded(int32_t xKeyEventType)207 void XKeyEventProcessor::StartXKeyIfNeeded(int32_t xKeyEventType)
208 {
209     if (!isStartedXKey_) {
210         isStartedXKey_ = true;
211         MMI_HILOGI("start x-key.");
212         AAFwk::Want want;
213         want.SetElementName(X_KEY_APP_BUNDLE_NAME, X_KEY_APP_ABILITY_NAME);
214         want.SetParam("xKeyEventType", xKeyEventType);
215         ErrCode err = AAFwk::AbilityManagerClient::GetInstance()->StartAbility(want);
216         if (err != ERR_OK) {
217             MMI_HILOGI("start ability fail.");
218         }
219     }
220 }
221 #endif // OHOS_BUILD_ENABLE_X_KEY
222 } // namespace MMI
223 } // namespace OHOS