微信小程序实现底部弹窗
本文实例为大家分享了微信小程序实现底部弹窗的具体代码，供大家参考，具体内容如下
xml:
<view bindtap="clickme">点击我可以看到底部弹框的出现</view>
<!--屏幕背景变暗的背景 -->
<view class="commodity_screen" bindtap="hideModal" wx:if="{{showModalStatus}}"></view>
<!--弹出框 -->
<view animation="{{animationData}}" class="commodity_attr_box" wx:if="{{showModalStatus}}">
<!--自定义弹窗内容-->
</view>
css:
/*使屏幕变暗 */
.commodity_screen {
width: 100%;
height: 100%;
position: fixed;
top: 0;
left: 0;
background: #000;
opacity: 0.2;
overflow: hidden;
z-index: 1000;
color: #fff;
}
/*对话框 */
.commodity_attr_box {
height: 50%;
width: 100%;
overflow: hidden;
position: fixed;
bottom: 0;
left: 0;
z-index: 2000;
background: #fff;
padding-top: 20rpx;
}
js:
//点击我显示底部弹出框
clickme: function () {
this.showModal();
},
//显示对话框
showModal: function () {
// 显示遮罩层
var animation = wx.createAnimation({
duration: 200,
timingFunction: "linear",
delay: 0
})
this.animation = animation
animation.translateY(300).step()
this.setData({
animationData: animation.export(),
showModalStatus: true
})
setTimeout(function () {
animation.translateY(0).step()
this.setData({
animationData: animation.export()
})
}.bind(this), 200)
},
//隐藏对话框
hideModal: function () {
// 隐藏遮罩层
var animation = wx.createAnimation({
duration: 200,
timingFunction: "linear",
delay: 0
})
this.animation = animation
animation.translateY(300).step()
this.setData({
animationData: animation.export(),
})
setTimeout(function () {
animation.translateY(0).step()
this.setData({
animationData: animation.export(),
showModalStatus: false
})
}.bind(this), 200)
},
