<script>
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import draggable from 'vuedraggable'
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import render from '@/utils/generator/render'
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const components = {
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itemBtns(h, element, index, parent) {
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const { copyItem, deleteItem } = this.$listeners
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return [
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<span class="drawing-item-copy" title="复制" onClick={event => {
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copyItem(element, parent); event.stopPropagation()
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}}>
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<i class="el-icon-copy-document" />
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</span>,
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<span class="drawing-item-delete" title="删除" onClick={event => {
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deleteItem(index, parent); event.stopPropagation()
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}}>
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<i class="el-icon-delete" />
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</span>
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]
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}
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}
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const layouts = {
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colFormItem(h, element, index, parent) {
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const { activeItem } = this.$listeners
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let className = this.activeId === element.formId ? 'drawing-item active-from-item' : 'drawing-item'
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if (this.formConf.unFocusedComponentBorder) className += ' unfocus-bordered'
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return (
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<el-col span={element.span} class={className}
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nativeOnClick={event => { activeItem(element); event.stopPropagation() }}>
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<el-form-item label-width={element.labelWidth ? `${element.labelWidth}px` : null}
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label={element.label} required={element.required}>
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<render key={element.renderKey} conf={element} onInput={ event => {
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this.$set(element, 'defaultValue', event)
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}} />
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</el-form-item>
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{components.itemBtns.apply(this, arguments)}
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</el-col>
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)
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},
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rowFormItem(h, element, index, parent) {
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const { activeItem } = this.$listeners
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const className = this.activeId === element.formId ? 'drawing-row-item active-from-item' : 'drawing-row-item'
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let child = renderChildren.apply(this, arguments)
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if (element.type === 'flex') {
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child = <el-row type={element.type} justify={element.justify} align={element.align}>
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{child}
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</el-row>
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}
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return (
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<el-col span={element.span}>
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<el-row gutter={element.gutter} class={className}
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nativeOnClick={event => { activeItem(element); event.stopPropagation() }}>
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<span class="component-name">{element.componentName}</span>
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<draggable list={element.children} animation={340} group="componentsGroup" class="drag-wrapper">
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{child}
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</draggable>
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{components.itemBtns.apply(this, arguments)}
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</el-row>
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</el-col>
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)
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}
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}
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function renderChildren(h, element, index, parent) {
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if (!Array.isArray(element.children)) return null
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return element.children.map((el, i) => {
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const layout = layouts[el.layout]
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if (layout) {
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return layout.call(this, h, el, i, element.children)
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}
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return layoutIsNotFound()
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})
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}
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function layoutIsNotFound() {
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throw new Error(`没有与${this.element.layout}匹配的layout`)
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}
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export default {
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components: {
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render,
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draggable
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},
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props: [
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'element',
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'index',
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'drawingList',
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'activeId',
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'formConf'
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],
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render(h) {
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const layout = layouts[this.element.layout]
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if (layout) {
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return layout.call(this, h, this.element, this.index, this.drawingList)
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}
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return layoutIsNotFound()
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}
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}
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</script>
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