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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                # jQuery EasyUI 樹形菜單 - 樹形菜單拖放控制 當在一個應用中使用樹(Tree)插件,拖拽(drag)和放置(drop)功能要求允許用戶改變節點位置。啟用拖拽(drag)和放置(drop)操作,所有您需要做的就是把樹(Tree)插件的 'dnd' 屬性設置為 true。 ![](https://box.kancloud.cn/2015-12-18_5673868c989fa.png) #### 創建樹形菜單(Tree) ``` $('#tt').tree({ dnd: true, url: 'tree_data.json' }); ``` 當在一個樹節點上發生放置操作,'onDrop' 事件將被觸發,您應該做一些或更多的操作,例如保存節點狀態到遠程服務器端,等等。 ``` onDrop: function(targetNode, source, point){ var targetId = $(target).tree('getNode', targetNode).id; $.ajax({ url: '...', type: 'post', dataType: 'json', data: { id: source.id, targetId: targetId, point: point } }); } ``` ## 下載 jQuery EasyUI 實例 [jeasyui-tree-tree5.zip](/try/jeasyui/download/jeasyui-tree-tree5.zip)
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