更新时间:2020-07-08 10:33
此接口用于监听用户发起的主动截屏事件,可以接收到系统以及第三方截屏工具的截屏事件通知。可使用 my.offUserCaptureScreen() 取消监听。
<!-- API-DEMO page/API/user-capture-screen/user-capture-screen.axml-->
<view class="page">
<view class="page-description">用户截屏事件 API</view>
<view class="page-section">
<view class="page-section-title">my.onUserCaptureScreen</view>
<view class="page-section-demo">
<view>目前状态:{{ condition ? "已经开启监听" : '已经取消监听' }}</view>
<view a:if="{{condition}}">
<button type="primary" onTap="offUserCaptureScreen">取消监听屏幕事件</button>
</view>
<view a:else>
<button type="primary" onTap="onUserCaptureScreen">开启监听屏幕事件</button>
</view>
</view>
</view>
</view>
// API-DEMO page/API/user-capture-screen/user-capture-screen.js
Page({
data: {
condition: false,
},
onReady() {
my.onUserCaptureScreen(() => {
my.alert({
content: '收到用户截图',
});
});
},
offUserCaptureScreen() {
my.offUserCaptureScreen();
this.setData({
condition: false,
});
},
onUserCaptureScreen() {
my.onUserCaptureScreen(() => {
my.alert({
content: '收到用户截图'
});
});
this.setData({
condition: true,
});
},
});
此接口用于取消监听截屏事件。一般需要与 my.onUserCaptureScreen
成对出现。
<!-- API-DEMO page/API/user-capture-screen/user-capture-screen.axml-->
<view class="page">
<view class="page-description">用户截屏事件 API</view>
<view class="page-section">
<view class="page-section-title">my.onUserCaptureScreen</view>
<view class="page-section-demo">
<view>目前状态:{{ condition ? "已经开启监听" : '已经取消监听' }}</view>
<view a:if="{{condition}}">
<button type="primary" onTap="offUserCaptureScreen">取消监听屏幕事件</button>
</view>
<view a:else>
<button type="primary" onTap="onUserCaptureScreen">开启监听屏幕事件</button>
</view>
</view>
</view>
</view>
// API-DEMO page/API/user-capture-screen/user-capture-screen.js
Page({
data: {
condition: false,
},
onReady() {
my.onUserCaptureScreen(() => {
my.alert({
content: '收到用户截图',
});
});
},
offUserCaptureScreen() {
my.offUserCaptureScreen();
this.setData({
condition: false,
});
},
onUserCaptureScreen() {
my.onUserCaptureScreen(() => {
my.alert({
content: '收到用户截图'
});
});
this.setData({
condition: true,
});
},
});
my.offUserCaptureScreen();
my.offUserCaptureScreen(this.callback);
在文档使用中是否遇到以下问题
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