wx_qyj/node_modules/tdesign-miniprogram/miniprogram_dist/dropdown-menu/dropdown-menu.js

import TComponent from '../common/component';
import config from '../common/config';
const { prefix } = config;
const name = `${prefix}-dropdown-menu`;
TComponent({
    properties: {
        overlay: {
            type: Boolean,
            value: true,
        },
        duration: {
            type: Number,
            value: 200,
        },
        closeOnClickOverlay: {
            type: Boolean,
            value: true,
        },
    },
    data: {
        classBasePrefix: prefix,
        classPrefix: name,
        nodes: null,
        menus: null,
        activeIdx: -1,
        bottom: 0,
    },
    relations: {
        './dropdown-item': {
            type: 'child',
        },
    },
    methods: {
        _getAllItems() {
            const nodes = this.getRelationNodes('./dropdown-item');
            const menus = nodes.map((a) => {
                const { title, disabled } = a.data;
                return { title, disabled };
            });
            this.setData({
                nodes,
                menus,
            });
        },
        _toggleDropdown(e) {
            const idx = e.target.dataset.index;
            const { activeIdx } = this.data;
            if (activeIdx !== -1) {
                this.triggerEvent('close');
                this.data.nodes[activeIdx].setData({
                    show: false,
                });
                this.triggerEvent('closed');
            }
            if (activeIdx === idx) {
                this.setData({
                    activeIdx: -1,
                });
            }
            else {
                this.triggerEvent('open');
                this.setData({
                    activeIdx: idx,
                });
                this.data.nodes[idx].setData({
                    show: true,
                });
                this.triggerEvent('opened');
            }
        },
    },
    ready() {
        this._getAllItems();
    },
});

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