preview.vue
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<template>
<div class="preview">
<iframe v-if="type == 'html'" ref="iframe" :src="$props.src" style="width: 100%; height: 500px;" />
<el-image v-if="type == 'image'" ref="iframe" :src="$props.src" style="width: 100%; height: 500px;" />
</div>
</template>
<script>
export default {
name: "PreView",
props: {
src: "",
},
watch: {
$props: {
handler: function (val) {
console.log('change', val)
},
deep: false,
}
},
data() {
return {
type: ""
}
},
watch: {
'$props.src'() {
this._isCheckType();
}
},
methods: {
_isImagePath(path) {
return /\.(jpg|jpeg|png|gif|bmp|svg|webp)$/i.test(path);
},
_isCheckType() {
if (this._isImagePath(this.$props.src)) {
this.type = 'image'
} else {
this.type = 'html'
}
}
},
created() {
this._isCheckType();
}
}
</script>
<style scoped lang="scss">
.preview {
iframe,
.el-image__inner {
height: calc(100%-10px) !important;
width: calc(100%-10px) !important;
z-index: -1;
}
}
</style>