Refactor #3924 - For Tree

components/lib/tree/Tree.d.ts

@@ -10,6 +10,16 @@
 import { VNode } from 'vue';
 import { ClassComponent, GlobalComponentConstructor } from '../ts-helpers';
 
+export declare type TreePassThroughOptionType = TreePassThroughAttributes | ((options: TreePassThroughMethodOptions) => TreePassThroughAttributes) | null | undefined;
+
+/**
+ * Custom passthrough(pt) option method.
+ */
+export interface TreePassThroughMethodOptions {
+    props: TreeProps;
+    state: TreeState;
+}
+
 /**
  * Custom TreeNode metadata.
  */
@@ -90,6 +100,106 @@ export interface TreeSelectionKeys {
     [key: string]: any;
 }
 
+/**
+ * Custom passthrough(pt) options.
+ * @see {@link TreeProps.pt}
+ */
+export interface TreePassThroughOptions {
+    /**
+     * Uses to pass attributes to the root's DOM element.
+     */
+    root?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the loading overlay's DOM element.
+     */
+    loadingOverlay?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the loading icon's DOM element.
+     */
+    loadingIcon?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the filter container's DOM element.
+     */
+    filterContainer?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the input's DOM element.
+     */
+    input?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the search icon's DOM element.
+     */
+    searchIcon?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the wrapper's DOM element.
+     */
+    wrapper?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the container's DOM element.
+     */
+    container?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the node's DOM element.
+     */
+    node?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the content's DOM element.
+     */
+    content?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the toggler's DOM element.
+     */
+    toggler?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the toggler icon's DOM element.
+     */
+    togglerIcon?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the checkbox container's DOM element.
+     */
+    checkboxContainer?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the checkbox's DOM element.
+     */
+    checkbox?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the checkbox icon's DOM element.
+     */
+    checkboxIcon?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the node icon's DOM element.
+     */
+    nodeIcon?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the label's DOM element.
+     */
+    label?: TreePassThroughOptionType;
+    /**
+     * Uses to pass attributes to the subgroup's DOM element.
+     */
+    subgroup?: TreePassThroughOptionType;
+}
+
+/**
+ * Custom passthrough attributes for each DOM elements
+ */
+export interface TreePassThroughAttributes {
+    [key: string]: any;
+}
+
+/**
+ * Defines current inline state in Tree component.
+ */
+export interface TreeState {
+    /**
+     * Current expanded keys state.
+     */
+    d_expandedKeys: TreeExpandedKeys;
+    /**
+     * Current filter value state as a string.
+     */
+    filterValue: string;
+}
+
 /**
  * Defines valid properties in Tree component.
  */
@@ -161,6 +271,11 @@ export interface TreeProps {
      * Identifier of the underlying menu element.
      */
     'aria-labelledby'?: string | undefined;
+    /**
+     * Uses to pass attributes to DOM elements inside the component.
+     * @type {TreePassThroughOptions}
+     */
+    pt?: TreePassThroughOptions;
 }
 
 /**