<template>
<view>
<web-view :src="src"></web-view>
</view>
</template>
<script>
var wv; //计划创建的webview
export default {
data() {
return {
src: "",
canBack: false,
};
},
onBackPress() {
if (wv && this.canBack) {
wv.back();
return true;
}
return false;
},
onReady() {
// #ifdef APP-PLUS
var self = this;
var currentWebview = this.$scope.$getAppWebview(); //此对象相当于html5plus里的plus.webview.currentWebview()。在uni-app里vue页面直接使用plus.webview.currentWebview()无效,非v3编译模式使用this.$mp.page.$getAppWebview()
setTimeout(function () {
wv = currentWebview.children()[0];
wv.addEventListener(
"progressChanged",
function (e) {
wv.canBack(function (e) {
self.canBack = e.canBack;
});
},
false
);
}, 500); //如果是页面初始化调用时,需要延时一下
// #endif
},
};
</script>