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87 lines
1.7 KiB
87 lines
1.7 KiB
4 years ago
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<template>
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<view>
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<page-head :title="title"></page-head>
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<view class="uni-padding-wrap uni-common-mt">
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<!-- #ifndef MP-TOUTIAO -->
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<view class="text-box">亮度 : {{ screen }}</view>
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<view class="uni-slider"><slider :value="screen" @changing="sliderChange" step="1" /></view>
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<!-- #endif -->
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<button type="primary" @click="keep">
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{{ keepScreenOn ? '保持常亮状态' : '关闭常亮状态' }}
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</button>
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<view class="tips">
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保持常亮时，屏幕不会熄灭。仅在当前应用生效，离开应用后设置失效。
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</view>
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</view>
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</view>
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</template>
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<script>
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export default {
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data() {
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return {
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title: 'brightness',
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screen: 0,
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keepScreenOn: true
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};
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},
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onLoad() {
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uni.getScreenBrightness({
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success: res => {
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this.screen = (res.value * 100).toFixed();
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},
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fail(e) {
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console.log(e);
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}
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});
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},
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methods: {
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sliderChange(e) {
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let screen = e.detail.value;
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// 判断是否重复
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if (this.screen !== screen) {
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console.log('当前数值：' + e.detail.value);
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uni.setScreenBrightness({
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value: screen / 100,
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success: function() {
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},
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fail(e) {
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console.log(e);
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}
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});
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this.screen = screen;
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}
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},
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keep() {
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uni.setKeepScreenOn({
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keepScreenOn: this.keepScreenOn
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});
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this.keepScreenOn = !this.keepScreenOn;
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}
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}
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};
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</script>
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<style>
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.text-box {
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margin-bottom: 40rpx;
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display: flex;
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justify-content: center;
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align-items: center;
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height: 300rpx;
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background-color: #ffffff;
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font-size: 32rpx;
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color: #353535;
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}
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.uni-slider {
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margin: 100rpx 0;
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}
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.tips {
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font-size: 26rpx;
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text-align: center;
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margin-top: 20rpx;
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color: #999;
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}
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</style>
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