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267 lines
7.5 KiB
TypeScript
267 lines
7.5 KiB
TypeScript
import { CreateElement, VNode } from 'vue'
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import { ElementUIComponent } from './component'
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export interface TreeData {
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id?: any
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label?: string
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disabled?: boolean
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isLeaf?: boolean
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children?: TreeData[]
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}
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export interface TreeProps {
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label: string
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disabled: string
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isLeaf: string
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children: string
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}
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export interface TreeNode<K, D> {
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checked: boolean
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childNodes: TreeNode<K, D>[]
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data: D
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expanded: boolean
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id: number
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indeterminate: boolean
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isLeaf: boolean
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level: number
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loaded: boolean
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loading: boolean
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parent: TreeNode<K, D> | null
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store: any
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visible: boolean
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disabled: boolean
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icon: string
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key: K
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label: string
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nextSibling: TreeNode<K, D> | null
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previousSibling: TreeNode<K, D> | null
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isCurrent: boolean
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}
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/** incomplete, you can convert to any to use other properties */
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export interface TreeStore<K, D> {
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_getAllNodes: () => TreeNode<K, D>[]
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}
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/** Tree Component */
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export declare class ElTree<K, D extends TreeData> extends ElementUIComponent {
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/** TreeStore */
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store: TreeStore<K, D>;
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/** Tree data */
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data: D[];
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/** Text displayed when data is void */
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emptyText: string;
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/** Unique identity key name for nodes, its value should be unique across the whole tree */
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nodeKey: string;
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/** Configuration options, see the following table */
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props: TreeProps;
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/** Method for loading subtree data */
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load: (data: D, resolve: () => any) => void;
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/**
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* Render function for a specific node
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*
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* @param h The render function
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*/
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renderContent: (h: CreateElement, context: { node: TreeNode<K, D>; data: D; store: TreeStore<K, D>; }) => VNode;
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/** Whether current node is highlighted */
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highlightCurrent: boolean;
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/** Whether to expand all nodes by default */
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defaultExpandAll: boolean;
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/** Whether to expand or collapse node when clicking on the node. If false, then expand or collapse node only when clicking on the arrow icon. */
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expandOnClickNode: boolean;
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/** Whether to check or uncheck node when clicking on the node, if false, the node can only be checked or unchecked by clicking on the checkbox. */
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checkOnClickNode: boolean;
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/** Whether to expand father node when a child node is expanded */
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autoExpandParent: boolean;
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/** Array of keys of initially expanded nodes */
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defaultExpandedKeys: K[];
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/** Whether node is selectable */
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showCheckbox: boolean;
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/** Whether checked state of a node not affects its father and child nodes when show-checkbox is true */
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checkStrictly: boolean;
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/** Array of keys of initially checked nodes */
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defaultCheckedKeys: K[];
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/**
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* This function will be executed on each node when use filter method. If return false, tree node will be hidden.
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*
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* @param value The query string
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* @param data The original data object
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* @param node Tree node
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*/
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filterNodeMethod: (value: string, data: D, node: TreeNode<K, D>) => boolean;
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/** Whether only one node among the same level can be expanded at one time */
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accordion: boolean;
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/** Horizontal indentation of nodes in adjacent levels in pixels */
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indent: number;
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/** Whether enable tree nodes drag and drop */
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draggable: boolean;
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/**
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* Function to be executed before dragging a node
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*
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* @param node The node to be dragged
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*/
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allowDrag: (node: TreeNode<K, D>) => boolean;
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/**
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* Function to be executed before the dragging node is dropped
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*
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* @param draggingNode The dragging node
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* @param dropNode The target node
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* @param type Drop type
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*/
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allowDrop: (draggingNode: TreeNode<K, D>, dropNode: TreeNode<K, D>, type: 'prev' | 'inner' | 'next') => boolean;
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/**
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* Filter all tree nodes. Filtered nodes will be hidden
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*
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* @param value The value to be used as first parameter for `filter-node-method`
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*/
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filter(value: any): void;
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/**
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* Update the children of the node which specified by the key
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*
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* @param key the key of the node which children will be updated
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* @param data the children data
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*/
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updateKeyChildren(key: K, data: D[]): void;
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/**
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* If the node can be selected (`show-checkbox` is `true`), it returns the currently selected array of nodes
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*
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* @param leafOnly If the `leafOnly` is `true`, it only returns the currently selected array of sub-nodes
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* @param includeHalfChecked If the `includeHalfChecked` is `true`, the return value contains halfchecked nodes
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*/
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getCheckedNodes(leafOnly?: boolean, includeHalfChecked?: boolean): D[];
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/**
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* Set certain nodes to be checked. Only works when `node-key` is assigned
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*
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* @param nodes An array of nodes to be checked
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* @param leafOnly If the parameter is true, it only returns the currently selected array of sub-nodes
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*/
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setCheckedNodes(data: D[], leafOnly?: boolean): void;
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/**
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* If the node can be selected (`show-checkbox` is `true`), it returns the currently selected array of nodes' keys
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*
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* @param leafOnly If the `leafOnly` is `true`, it only returns the currently selected array of sub-nodes
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*/
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getCheckedKeys(leafOnly?: boolean): K[];
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/**
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* Set certain nodes to be checked. Only works when `node-key` is assigned
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*
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* @param keys An array of node's keys to be checked
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* @param leafOnly If the parameter is true, it only returns the currently selected array of sub-nodes
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*/
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setCheckedKeys(keys: K[], leafOnly?: boolean): void;
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/**
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* Set node to be checked or not. Only works when `node-key` is assigned
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*
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* @param data Node's key or data to be checked
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* @param checked Indicating the node checked or not
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* @param deep Indicating whether to checked state deeply or not
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*/
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setChecked(data: D | K, checked: boolean, deep: boolean): void;
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/**
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* If the node can be selected (`show-checkbox` is `true`), it returns the currently half selected array of nodes
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*/
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getHalfCheckedNodes(): D[];
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/**
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* If the node can be selected (`show-checkbox` is `true`), it returns the currently half selected array of nodes' keys
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*/
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getHalfCheckedKeys(): K[];
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/**
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* Return the highlight node's key (null if no node is highlighted)
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*/
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getCurrentKey(): K;
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/**
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* Set highlighted node by key, only works when node-key is assigned
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*
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* @param key The node's key to be highlighted
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*/
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setCurrentKey(key: K): void;
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/**
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* Return the highlight node data (null if no node is highlighted)
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* @todo the name of methods should be getCurrentNodeData
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*/
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getCurrentNode(): D;
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/**
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* Set highlighted node, only works when node-key is assigned
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*
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* @param node The node to be highlighted
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*/
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setCurrentNode(data: D): void;
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/**
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* Get node by node key or node data
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*
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* @param by node key or node data
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*/
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getNode(by: D | K): TreeNode<K, D>;
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/**
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* Remove node by key or node data or node instance
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*
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* @param by key or node data or node instance
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*/
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remove(by: D | K): void;
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/**
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* Append a child node to specified node
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*
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* @param childData the data of appended node
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* @param parent key or node data or node instance of the parent node
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*/
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append(childData: D, parent: D | K): void;
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/**
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* insert a node before specified node
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*
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* @param data the data of inserted node
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* @param ref key or node data or node instance of the reference node
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*/
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insertBefore(data: D, ref: D | K): void;
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/**
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* insert a node after specified node
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*
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* @param data the data of inserted node
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* @param ref key or node data or node instance of the reference node
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*/
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insertAfter(data: D, ref: D | K): void;
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/** Custom tree node icon */
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iconClass?: string;
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}
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