WebApp【公共组件库】@前端(For Git Submodule)
‘chensiAb’
2025-03-25 3b03f87a02458f719e2eb4bf112a13441b427d14
forms/select/CSelect.vue
@@ -1,34 +1,53 @@
/**
 * CSelect
 * 下拉选择组件,用于在表单中提供选项选择功能
 * 支持两种选择模式:下拉选择模式和跳转页面选择模式
 * 可配置为只读模式,并支持自定义占位文本
 * @author Tevin
 */
<template>
    <view class="c-select">
        <picker
            v-if="!selectByPage"
            mode="selector"
            :range="options"
            :value="current"
            range-key="name"
            @change="evt=>handleChange(evt.detail)"
        >
            <AtInput
                ref="input"
                :name="itemRes.name"
                :title="itemRes.label"
                :required="itemRes.required"
                :disabled="itemRes.disabled"
                :error="itemRes.error"
                :placeholder="placeholder"
                :value="selected"
            >
                <view class="at-icon at-icon-chevron-right" />
            </AtInput>
        </picker>
    <view
        class="c-select"
        :class="readOnly?'read-only':''"
    >
        <!-- 下拉选择模式 -->
        <view
            v-else-if="selectByPage.length > 5"
            @tap="evt => onGoToSelectorPage()"
            v-if="!selectByPage"
            class="c-select-slot-mode"
        >
            <picker
                class="c-select-input"
                mode="selector"
                :range="options"
                :value="current"
                range-key="name"
                @change="evt=>handleChange(evt.detail)"
            >
                <AtInput
                    ref="input"
                    :name="itemRes.name"
                    :title="itemRes.label"
                    :required="itemRes.required"
                    :disabled="itemRes.disabled"
                    :error="itemRes.error"
                    :placeholder="placeholder"
                    :value="selected"
                >
                    <view
                        v-show="!readOnly"
                        class="at-icon at-icon-chevron-right"
                    />
                </AtInput>
            </picker>
            <view class="c-select-slot">
                <slot />
            </view>
        </view>
        <!-- 跳转页面模式 -->
        <view
            v-else-if="selectByPage.length > 5 || selectByPage === 'on'"
            @tap="evt => onGoSelectorPage()"
        >
            <AtInput
                :name="itemRes.name"
@@ -37,9 +56,12 @@
                :disabled="itemRes.disabled"
                :error="itemRes.error"
                :placeholder="placeholder"
                :value="choose.name"
                :value="choose.name || selected"
            >
                <view class="at-icon at-icon-chevron-right" />
                <view
                    v-show="!readOnly"
                    class="at-icon at-icon-chevron-right"
                />
            </AtInput>
        </view>
    </view>
@@ -48,7 +70,6 @@
<script>
import Taro from '@tarojs/taro';
import { AtInput } from 'taro-ui-vue';
import { $pagePoster } from '@components/common/PagePoster';
import './cSelect.scss';
export default {
@@ -63,10 +84,15 @@
        options: Array,
        // 占位提示
        placeholder: String,
        // 开启选择菜单跳转选择页面模式,并指定功能页面
        // 只读模式
        readOnly: {
            type: Boolean,
            default: false,
        },
        // 开启选择菜单跳转选择页面模式,值为 'on'
        selectByPage: String,
        // 页面模式下,选择完成后的回调
        onSelectFromPage: Function,
        // 页面跳转on模式下,发起选择的回调
        onOpenSelectorPage: Function,
    },
    data() {
        return {
@@ -101,32 +127,27 @@
    },
    methods: {
        handleChange(evt) {
            const item = this.options[evt.value];
            this.itemRes.onChange(item[this.optionKey]);
        },
        onGoToSelectorPage() {
            let url = this.selectByPage;
            if (this.selectByPage.indexOf('?') > 0) {
                url += '&mode=CSelect';
            if (typeof this.optionKey === 'undefined') {
                this.itemRes.onChange();
            } else {
                url += '?mode=CSelect';
                const item = this.options[evt.value];
                this.itemRes.onChange(item[this.optionKey]);
            }
            if (this._eventor) {
                // 销毁上次事件收发器
                this._eventor.destroy();
            }
            this._eventor = $pagePoster.createEventor();
            this._eventor.on('@linked', () => {
                this._eventor.emit('lastValue', this.choose.value);
            });
            this._eventor.on('selected', data => {
                this.choose.name = data.name;
                this.choose.value = data.value;
                this.itemRes.onChange(data.value);
                this.onSelectFromPage && this.onSelectFromPage(data.value);
            });
            Taro.navigateTo({ url: url + '&eventorId=' + this._eventor.id });
        },
        onGoSelectorPage() {
            if (this.selectByPage === 'on') {
                this.onOpenSelectorPage && this.onOpenSelectorPage();
                return;
            }
            // 页面跳转URL模式已废弃
            console.warn('CSelect:警告,url跳转已废弃,无法再使用!');
        },
    },
    mounted() {
        if (this.selectByPage && this.selectByPage !== 'on') {
            // 页面跳转URL模式已废弃
            console.warn('CSelect:警告,url跳转已废弃,无法再使用!');
        }
    },
};
</script>