index.vue
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<template>
<div class="iframe-page" :style="getWrapStyle">
<Spin :spinning="loading" size="large" :style="getWrapStyle">
<iframe :src="frameSrc" class="iframe-page__main" ref="frameRef" />
</Spin>
</div>
</template>
<script lang="ts">
import { defineComponent, PropType, ref, unref, onMounted, nextTick, computed } from 'vue';
import { Spin } from 'ant-design-vue';
import { getViewportOffset } from '/@/utils/domUtils';
import { useWindowSizeFn } from '/@/hooks/event/useWindowSizeFn';
export default defineComponent({
name: 'IFrame',
components: { Spin },
props: {
frameSrc: {
type: String as PropType<string>,
},
},
setup() {
const loadingRef = ref(false);
const topRef = ref(50);
const heightRef = ref(window.innerHeight);
const frameRef = ref<HTMLElement | null>(null);
function calcHeight() {
const iframe = unref(frameRef);
if (!iframe) {
return;
}
let { top } = getViewportOffset(iframe);
top += 20;
topRef.value = top;
heightRef.value = window.innerHeight - top;
const clientHeight = document.documentElement.clientHeight - top;
iframe.style.height = `${clientHeight}px`;
}
useWindowSizeFn(calcHeight, 150, { immediate: true });
function hideLoading() {
loadingRef.value = false;
calcHeight();
}
function init() {
nextTick(() => {
const iframe = unref(frameRef);
if (!iframe) {
return;
}
if ((iframe as any).attachEvent) {
(iframe as any).attachEvent('onload', () => {
hideLoading();
});
} else {
iframe.onload = () => {
hideLoading();
};
}
});
}
onMounted(() => {
loadingRef.value = true;
init();
});
return {
getWrapStyle: computed(() => {
return {
height: `${unref(heightRef)}px`,
};
}),
loading: loadingRef,
frameRef,
};
},
});
</script>
<style lang="less" scoped>
.iframe-page {
.ant-spin-nested-loading {
position: relative;
height: 100%;
.ant-spin-container {
width: 100%;
height: 100%;
padding: 10px;
}
}
&__mask {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
&__main {
width: 100%;
height: 100%;
overflow: hidden;
background: #fff;
border: 0;
box-sizing: border-box;
}
}
</style>