DraggableItemApp.vue
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<script>
import draggable from 'vuedraggable'
import render from '@/components/Generator/render/render'
let activeData = {}
const components = {
itemBtns(h, element, index, parent) {
const { copyItem, deleteItem } = this.$listeners
return [
<span class="drawing-item-copy" title="复制" onClick={event => {
copyItem(element, parent); event.stopPropagation()
}}>
<i class="el-icon-copy-document" />
</span>,
<el-popconfirm title="确定删除该组件？" class="drawing-item-delete" onConfirm={event => {
deleteItem(index, parent)
}}>
<span title="删除" slot="reference" style="width:100%;height:100%;display:inline-block">
<i class="el-icon-delete" />
</span>
</el-popconfirm>
]
}
}
const layouts = {
colFormItem(h, element, index, parent) {
const { activeItem } = this.$listeners
const config = element.__config__
const __vModel__ = element.__vModel__
let className = this.activeId === config.formId ? 'drawing-item active-from-item' : 'drawing-item'
if (this.formConf.unFocusedComponentBorder) className += ' unfocus-bordered'
let labelWidth = config.labelWidth ? `${config.labelWidth}px` : null
if (config.showLabel === false) labelWidth = '0'
if (config.nccKey === 'NCCText') {
return (
<el-col span={config.span} class={className}
nativeOnClick={event => { activeItem(element); event.stopPropagation() }}>
<el-form-item label-width={labelWidth}
label={config.showLabel ? config.label : ''} required={config.required}>
{config.defaultValue}
</el-form-item>
{components.itemBtns.apply(this, arguments)}
</el-col>
)
}
if (config.nccKey === 'groupTitle') {
return (
<el-col span={config.span} class={className}
nativeOnClick={event => { activeItem(element); event.stopPropagation() }}>
<el-form-item label-width="0">{element.content}</el-form-item>
{components.itemBtns.apply(this, arguments)}
</el-col>
)
}
return (
<el-col span={config.span} class={className}
nativeOnClick={event => { activeItem(element); event.stopPropagation() }}>
<el-form-item label-width={labelWidth}
label={config.showLabel ? config.label : ''} required={config.required}>
{__vModel__}
</el-form-item>
{components.itemBtns.apply(this, arguments)}
</el-col>
)
},
rowFormItem(h, element, index, parent) {
const { activeItem } = this.$listeners
const { put, end } = this.$attrs
const className = this.activeId === element.__config__.formId
? 'drawing-row-item active-from-item'
: 'drawing-row-item'
let child = renderChildren.apply(this, arguments)
const group = { name: 'componentsGroup', put: (...arg) => put(...arg, element) }
const onEnd = (...arg) => end(...arg, activeData, element)
if (element.__config__.nccKey === 'row') {
if (element.type === 'flex') {
child = <el-row type={element.type} justify={element.justify} align={element.align}>
{child}
</el-row>
}
let tip = ''
if (!element.__config__.children.length) {
tip = <div class="table-tip">请将组件拖到此区域(可拖多个组件)</div>
}
return (
<el-col span={element.__config__.span}>
<el-row gutter={element.__config__.gutter} class={className} style="padding-top:30px"
nativeOnClick={event => { activeItem(element); event.stopPropagation() }}>
<span class="component-name">{element.__config__.componentName}</span>
{tip}
<draggable list={element.__config__.children} animation={340} group={group} class="drag-wrapper">
{child}
</draggable>
{components.itemBtns.apply(this, arguments)}
</el-row>
</el-col>
)
}
if (element.__config__.nccKey === 'card') {
let tip = ''
if (!element.__config__.children.length) {
tip = <div class="table-tip">请将组件拖到此区域(可拖多个组件)</div>
}
return (
<el-col span={element.__config__.span}>
<el-row gutter={element.__config__.gutter} class={className} style="padding-top:30px"
nativeOnClick={event => { activeItem(element); event.stopPropagation() }}>
<span class="component-name">{element.__config__.label}</span>
{tip}
<draggable list={element.__config__.children} animation={340} group={group} class="drag-wrapper">
{child}
</draggable>
{components.itemBtns.apply(this, arguments)}
</el-row>
</el-col>
)
}
if (element.__config__.nccKey === 'table') {
let tip = ''
if (!element.__config__.children.length) {
tip = <div class="table-tip">请将组件拖到此区域(可拖多个组件)</div>
}
return (
<el-col span={element.__config__.span}>
<el-row gutter={element.__config__.gutter} class={className} style="padding-top:30px"
nativeOnClick={event => { activeItem(element); event.stopPropagation() }}>
<span class="component-name">{element.__config__.label}</span>
{tip}
<draggable list={element.__config__.children} animation={340} group={group} class="drag-wrapper table-wrapper" onEnd={onEnd} clone={cloneComponent}>
{child}
</draggable>
{components.itemBtns.apply(this, arguments)}
{
// <div style="text-align: center;background: white;color: #4e79ff;padding: .4rem 1rem;">
// <i class="el-icon-plus"></i> {element.actionText}
// </div>
}
</el-row>
</el-col>
)
}
}
}
function cloneComponent(origin) {
activeData = origin
}
function renderChildren(h, element, index, parent) {
const config = element.__config__
if (!Array.isArray(config.children)) return null
return config.children.map((el, i) => {
const layout = layouts[el.__config__.layout]
if (layout) {
return layout.call(this, h, el, i, config.children)
}
return layoutIsNotFound.call(this)
})
}
function layoutIsNotFound() {
throw new Error(`没有与${this.element.__config__.layout}匹配的layout`)
}
export default {
components: {
render,
draggable
},
props: [
'element',
'index',
'drawingList',
'activeId',
'formConf'
],
render(h) {
const layout = layouts[this.element.__config__.layout]
if (layout) {
return layout.call(this, h, this.element, this.index, this.drawingList)
}
return layoutIsNotFound.call(this)
}
}
</script>