1、SystemTreeItem.vue

:data="treeData"

node-key="id"

default-expand-all

:expand-on-click-node="false"

@node-drop="handleDrop"

@node-drag-enter="nodeDragEnter"

draggable

:allow-drop="allowDrop"

:allow-drag="allowDrag"

>

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2、SystemTree.vue

拖拽涉及代码是：handleDrop

:treeData="systemTreeList"

:canStatusChange="canStatusChange"

@handleDrop="handleDrop"

@nodeClick="nodeClick"

@insertAfter="insertAfter"

@append="append"

@toDetail="toDetail"

@remove="remove"

@addKnoeledgeCode="addKnoeledgeCode"

/>

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