<template>
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<view
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class="u-keyboard"
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@touchmove.stop.prevent="noop"
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>
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<view
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class="u-keyboard__button-wrapper"
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v-for="(item, index) in numList"
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:key="index"
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>
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<view
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class="u-keyboard__button-wrapper__button"
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:style="[itemStyle(index)]"
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@tap="keyboardClick(item)"
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hover-class="u-hover-class"
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:hover-stay-time="200"
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>
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<text class="u-keyboard__button-wrapper__button__text">{{ item }}</text>
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</view>
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</view>
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<view
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class="u-keyboard__button-wrapper"
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>
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<view
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class="u-keyboard__button-wrapper__button u-keyboard__button-wrapper__button--gray"
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hover-class="u-hover-class"
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:hover-stay-time="200"
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@touchstart.stop="backspaceClick"
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@touchend="clearTimer"
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>
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<u-icon
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name="backspace"
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color="#303133"
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size="28"
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></u-icon>
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</view>
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</view>
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</view>
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</template>
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<script>
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import props from './props.js';
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/**
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* keyboard 键盘组件
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* @description
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* @tutorial
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* @property {String} mode 键盘的类型，number-数字键盘，card-身份证键盘
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* @property {Boolean} dotDisabled 是否显示键盘的"."符号
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* @property {Boolean} random 是否打乱键盘按键的顺序
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* @event {Function} change 点击键盘触发
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* @event {Function} backspace 点击退格键触发
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* @example
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*/
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export default {
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mixins: [uni.$u.mpMixin, uni.$u.mixin, props],
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data() {
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return {
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backspace: 'backspace', // 退格键内容
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dot: '.', // 点
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timer: null, // 长按多次删除的事件监听
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cardX: 'X' // 身份证的X符号
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};
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},
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computed: {
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// 键盘需要显示的内容
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numList() {
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let tmp = [];
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if (this.dotDisabled && this.mode == 'number') {
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if (!this.random) {
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return [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];
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} else {
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return uni.$u.randomArray([1, 2, 3, 4, 5, 6, 7, 8, 9, 0]);
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}
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} else if (!this.dotDisabled && this.mode == 'number') {
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if (!this.random) {
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return [1, 2, 3, 4, 5, 6, 7, 8, 9, this.dot, 0];
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} else {
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return uni.$u.randomArray([1, 2, 3, 4, 5, 6, 7, 8, 9, this.dot, 0]);
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}
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} else if (this.mode == 'card') {
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if (!this.random) {
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return [1, 2, 3, 4, 5, 6, 7, 8, 9, this.cardX, 0];
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} else {
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return uni.$u.randomArray([1, 2, 3, 4, 5, 6, 7, 8, 9, this.cardX, 0]);
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}
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}
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},
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// 按键的样式，在非乱序&&数字键盘&&不显示点按钮时，index为9时，按键占位两个空间
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itemStyle() {
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return index => {
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let style = {};
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if (this.mode == 'number' && this.dotDisabled && index == 9) style.width = '464rpx';
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return style;
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};
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},
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// 是否让按键显示灰色，只在非乱序&&数字键盘&&且允许点按键的时候
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btnBgGray() {
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return index => {
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if (!this.random && index == 9 && (this.mode != 'number' || (this.mode == 'number' && !this
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.dotDisabled))) return true;
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else return false;
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};
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},
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},
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created() {
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},
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methods: {
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// 点击退格键
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backspaceClick() {
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this.$emit('backspace');
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clearInterval(this.timer); //再次清空定时器，防止重复注册定时器
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this.timer = null;
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this.timer = setInterval(() => {
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this.$emit('backspace');
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}, 250);
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},
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clearTimer() {
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clearInterval(this.timer);
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this.timer = null;
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},
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// 获取键盘显示的内容
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keyboardClick(val) {
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// 允许键盘显示点模式和触发非点按键时，将内容转为数字类型
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if (!this.dotDisabled && val != this.dot && val != this.cardX) val = Number(val);
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this.$emit('change', val);
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}
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}
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};
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</script>
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<style lang="scss" scoped>
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@import "../../libs/css/components.scss";
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$u-number-keyboard-background-color:rgb(224, 228, 230) !default;
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$u-number-keyboard-padding:8px 10rpx 8px 10rpx !default;
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$u-number-keyboard-button-width:222rpx !default;
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$u-number-keyboard-button-margin:4px 6rpx !default;
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$u-number-keyboard-button-border-top-left-radius:4px !default;
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$u-number-keyboard-button-border-top-right-radius:4px !default;
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$u-number-keyboard-button-border-bottom-left-radius:4px !default;
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$u-number-keyboard-button-border-bottom-right-radius:4px !default;
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$u-number-keyboard-button-height: 90rpx!default;
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$u-number-keyboard-button-background-color:#FFFFFF !default;
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$u-number-keyboard-button-box-shadow:0 2px 0px #BBBCBE !default;
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$u-number-keyboard-text-font-size:20px !default;
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$u-number-keyboard-text-font-weight:500 !default;
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$u-number-keyboard-text-color:$u-main-color !default;
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$u-number-keyboard-gray-background-color:rgb(200, 202, 210) !default;
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$u-number-keyboard-u-hover-class-background-color: #BBBCC6 !default;
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.u-keyboard {
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@include flex;
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flex-direction: row;
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justify-content: space-around;
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background-color: $u-number-keyboard-background-color;
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flex-wrap: wrap;
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padding: $u-number-keyboard-padding;
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&__button-wrapper {
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box-shadow: $u-number-keyboard-button-box-shadow;
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margin: $u-number-keyboard-button-margin;
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border-top-left-radius: $u-number-keyboard-button-border-top-left-radius;
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border-top-right-radius: $u-number-keyboard-button-border-top-right-radius;
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border-bottom-left-radius: $u-number-keyboard-button-border-bottom-left-radius;
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border-bottom-right-radius: $u-number-keyboard-button-border-bottom-right-radius;
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&__button {
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width: $u-number-keyboard-button-width;
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height: $u-number-keyboard-button-height;
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background-color: $u-number-keyboard-button-background-color;
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@include flex;
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justify-content: center;
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align-items: center;
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border-top-left-radius: $u-number-keyboard-button-border-top-left-radius;
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border-top-right-radius: $u-number-keyboard-button-border-top-right-radius;
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border-bottom-left-radius: $u-number-keyboard-button-border-bottom-left-radius;
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border-bottom-right-radius: $u-number-keyboard-button-border-bottom-right-radius;
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&__text {
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font-size: $u-number-keyboard-text-font-size;
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font-weight: $u-number-keyboard-text-font-weight;
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color: $u-number-keyboard-text-color;
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}
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&--gray {
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background-color: $u-number-keyboard-gray-background-color;
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}
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}
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}
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}
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.u-hover-class {
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background-color: $u-number-keyboard-u-hover-class-background-color;
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}
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</style>
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