2022-02-21 17:46:00 +08:00

150 lines
3.8 KiB
Vue

<template>
<div class="drawio-content">
<iframe ref="myFlow" class="drawio-iframe" :src="url"></iframe>
<div v-if="loadIng" class="drawio-loading"><Loading/></div>
</div>
</template>
<style lang="scss" scoped>
.drawio-content {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
.drawio-iframe {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: 0 0;
border: 0;
float: none;
margin: -1px 0 0;
max-width: none;
outline: 0;
padding: 0;
}
.drawio-loading {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}
}
</style>
<script>
import {mapState} from "vuex";
export default {
name: "Drawio",
props: {
value: {
type: Object,
default: function () {
return {}
}
},
readOnly: {
type: Boolean,
default: false
},
},
data() {
return {
loadIng: true,
url: null,
bakData: '',
}
},
created() {
let language = 'en';
switch (this.getLanguage()) {
case 'CN':
case 'TC':
language = 'zh'
break;
}
let lightbox = this.readOnly ? 1 : 0;
let chrome = this.readOnly ? 0 : 1;
let theme = this.themeIsDark ? 'dark' : 'kennedy';
let query = `?chrome=${chrome}&lightbox=${lightbox}&ui=${theme}&lang=${language}&embed=1&noLangIcon=1&noExitBtn=1&noSaveBtn=1&saveAndExit=0&spin=1&proto=json`;
if (this.$Electron) {
this.url = $A.originUrl(`drawio/index.html${query}`);
} else {
this.url = $A.apiUrl(`../drawio/${query}`);
}
},
mounted() {
window.addEventListener('message', this.handleMessage)
},
beforeDestroy() {
window.removeEventListener('message', this.handleMessage)
},
watch: {
value: {
handler(val) {
if (this.bakData == $A.jsonStringify(val)) {
return;
}
this.bakData = $A.jsonStringify(val);
this.updateContent();
},
deep: true
},
},
computed: {
...mapState(['themeIsDark'])
},
methods: {
formatZoom(val) {
return val + '%';
},
updateContent() {
this.$refs.myFlow.contentWindow.postMessage(JSON.stringify({
action: "load",
autosave: 1,
xml: this.value.xml,
}), "*");
},
handleMessage(event) {
const editWindow = this.$refs.myFlow.contentWindow;
if (event.source !== editWindow) {
return;
}
const payload = $A.jsonParse(event.data);
switch (payload.event) {
case "init":
this.loadIng = false;
this.updateContent();
break;
case "load":
if (typeof this.value.xml === "undefined") {
editWindow.postMessage(JSON.stringify({
action: "template"
}), "*");
}
break;
case "autosave":
const content = {
xml: payload.xml,
}
this.bakData = $A.jsonStringify(content);
this.$emit('input', content);
break;
case "save":
this.$emit('saveData');
break;
}
}
},
}
</script>