You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
342 lines
9.2 KiB
342 lines
9.2 KiB
<template>
|
|
<view class="u-search" @tap="clickHandler" :style="{
|
|
margin: margin,
|
|
}">
|
|
<view
|
|
class="u-content"
|
|
:style="{
|
|
backgroundColor: bgColor,
|
|
borderRadius: shape == 'round' ? '100rpx' : '10rpx',
|
|
border: borderStyle,
|
|
height: height + 'rpx'
|
|
}"
|
|
>
|
|
<view class="u-icon-wrap">
|
|
<u-icon class="u-clear-icon" :size="30" :name="searchIcon" :color="searchIconColor ? searchIconColor : color"></u-icon>
|
|
</view>
|
|
<input
|
|
confirm-type="search"
|
|
@blur="blur"
|
|
:value="value"
|
|
@confirm="search"
|
|
@input="inputChange"
|
|
:disabled="disabled"
|
|
@focus="getFocus"
|
|
:focus="focus"
|
|
:maxlength="maxlength"
|
|
placeholder-class="u-placeholder-class"
|
|
:placeholder="placeholder"
|
|
:placeholder-style="`color: ${placeholderColor}`"
|
|
class="u-input"
|
|
type="text"
|
|
:style="[{
|
|
textAlign: inputAlign,
|
|
color: color,
|
|
backgroundColor: bgColor,
|
|
}, inputStyle]"
|
|
/>
|
|
<view class="u-close-wrap" v-if="keyword && clearabled && focused" @tap="clear">
|
|
<u-icon class="u-clear-icon" name="close-circle-fill" size="34" color="#c0c4cc"></u-icon>
|
|
</view>
|
|
</view>
|
|
<view :style="[actionStyle]" class="u-action"
|
|
:class="[showActionBtn || show ? 'u-action-active' : '']"
|
|
@tap.stop.prevent="custom"
|
|
>{{ actionText }}</view>
|
|
</view>
|
|
</template>
|
|
|
|
<script>
|
|
/**
|
|
* search 搜索框
|
|
* @description 搜索组件,集成了常见搜索框所需功能,用户可以一键引入,开箱即用。
|
|
* @tutorial https://www.uviewui.com/components/search.html
|
|
* @property {String} shape 搜索框形状,round-圆形,square-方形(默认round)
|
|
* @property {String} bg-color 搜索框背景颜色(默认#f2f2f2)
|
|
* @property {String} border-color 边框颜色,配置了颜色,才会有边框
|
|
* @property {String} placeholder 占位文字内容(默认“请输入关键字”)
|
|
* @property {Boolean} clearabled 是否启用清除控件(默认true)
|
|
* @property {Boolean} focus 是否自动获得焦点(默认false)
|
|
* @property {Boolean} show-action 是否显示右侧控件(默认true)
|
|
* @property {String} action-text 右侧控件文字(默认“搜索”)
|
|
* @property {Object} action-style 右侧控件的样式,对象形式
|
|
* @property {String} input-align 输入框内容水平对齐方式(默认left)
|
|
* @property {Object} input-style 自定义输入框样式,对象形式
|
|
* @property {Boolean} disabled 是否启用输入框(默认false)
|
|
* @property {String} search-icon-color 搜索图标的颜色,默认同输入框字体颜色
|
|
* @property {String} color 输入框字体颜色(默认#606266)
|
|
* @property {String} placeholder-color placeholder的颜色(默认#909399)
|
|
* @property {String} search-icon 输入框左边的图标,可以为uView图标名称或图片路径
|
|
* @property {String} margin 组件与其他上下左右元素之间的距离,带单位的字符串形式,如"30rpx"
|
|
* @property {Boolean} animation 是否开启动画,见上方说明(默认false)
|
|
* @property {String} value 输入框初始值
|
|
* @property {String | Number} maxlength 输入框最大能输入的长度,-1为不限制长度
|
|
* @property {Boolean} input-style input输入框的样式,可以定义文字颜色,大小等,对象形式
|
|
* @property {String | Number} height 输入框高度,单位rpx(默认64)
|
|
* @event {Function} change 输入框内容发生变化时触发
|
|
* @event {Function} search 用户确定搜索时触发,用户按回车键,或者手机键盘右下角的"搜索"键时触发
|
|
* @event {Function} custom 用户点击右侧控件时触发
|
|
* @event {Function} clear 用户点击清除按钮时触发
|
|
* @example <u-search placeholder="日照香炉生紫烟" v-model="keyword"></u-search>
|
|
*/
|
|
export default {
|
|
name: "u-search",
|
|
props: {
|
|
// 搜索框形状,round-圆形,square-方形
|
|
shape: {
|
|
type: String,
|
|
default: 'round'
|
|
},
|
|
// 搜索框背景色,默认值#f2f2f2
|
|
bgColor: {
|
|
type: String,
|
|
default: '#f2f2f2'
|
|
},
|
|
// 占位提示文字
|
|
placeholder: {
|
|
type: String,
|
|
default: '请输入关键字'
|
|
},
|
|
// 是否启用清除控件
|
|
clearabled: {
|
|
type: Boolean,
|
|
default: true
|
|
},
|
|
// 是否自动聚焦
|
|
focus: {
|
|
type: Boolean,
|
|
default: false
|
|
},
|
|
// 是否在搜索框右侧显示取消按钮
|
|
showAction: {
|
|
type: Boolean,
|
|
default: true
|
|
},
|
|
// 右边控件的样式
|
|
actionStyle: {
|
|
type: Object,
|
|
default() {
|
|
return {};
|
|
}
|
|
},
|
|
// 取消按钮文字
|
|
actionText: {
|
|
type: String,
|
|
default: '搜索'
|
|
},
|
|
// 输入框内容对齐方式,可选值为 left|center|right
|
|
inputAlign: {
|
|
type: String,
|
|
default: 'left'
|
|
},
|
|
// 是否启用输入框
|
|
disabled: {
|
|
type: Boolean,
|
|
default: false
|
|
},
|
|
// 开启showAction时,是否在input获取焦点时才显示
|
|
animation: {
|
|
type: Boolean,
|
|
default: false
|
|
},
|
|
// 边框颜色,只要配置了颜色,才会有边框
|
|
borderColor: {
|
|
type: String,
|
|
default: 'none'
|
|
},
|
|
// 输入框的初始化内容
|
|
value: {
|
|
type: String,
|
|
default: ''
|
|
},
|
|
// 搜索框高度,单位rpx
|
|
height: {
|
|
type: [Number, String],
|
|
default: 64
|
|
},
|
|
// input输入框的样式,可以定义文字颜色,大小等,对象形式
|
|
inputStyle: {
|
|
type: Object,
|
|
default() {
|
|
return {}
|
|
}
|
|
},
|
|
// 输入框最大能输入的长度,-1为不限制长度(来自uniapp文档)
|
|
maxlength: {
|
|
type: [Number, String],
|
|
default: '-1'
|
|
},
|
|
// 搜索图标的颜色,默认同输入框字体颜色
|
|
searchIconColor: {
|
|
type: String,
|
|
default: ''
|
|
},
|
|
// 输入框字体颜色
|
|
color: {
|
|
type: String,
|
|
default: '#606266'
|
|
},
|
|
// placeholder的颜色
|
|
placeholderColor: {
|
|
type: String,
|
|
default: '#909399'
|
|
},
|
|
// 组件与其他上下左右元素之间的距离,带单位的字符串形式,如"30rpx"、"30rpx 20rpx"等写法
|
|
margin: {
|
|
type: String,
|
|
default: '0'
|
|
},
|
|
// 左边输入框的图标,可以为uView图标名称或图片路径
|
|
searchIcon: {
|
|
type: String,
|
|
default: 'search'
|
|
}
|
|
},
|
|
data() {
|
|
return {
|
|
keyword: '',
|
|
showClear: false, // 是否显示右边的清除图标
|
|
show: false,
|
|
// 标记input当前状态是否处于聚焦中,如果是,才会显示右侧的清除控件
|
|
focused: this.focus
|
|
// 绑定输入框的值
|
|
// inputValue: this.value
|
|
};
|
|
},
|
|
watch: {
|
|
keyword(nVal) {
|
|
// 双向绑定值,让v-model绑定的值双向变化
|
|
this.$emit('input', nVal);
|
|
// 触发change事件,事件效果和v-model双向绑定的效果一样,让用户多一个选择
|
|
this.$emit('change', nVal);
|
|
},
|
|
value: {
|
|
immediate: true,
|
|
handler(nVal) {
|
|
this.keyword = nVal;
|
|
}
|
|
}
|
|
},
|
|
computed: {
|
|
showActionBtn() {
|
|
if (!this.animation && this.showAction) return true;
|
|
else return false;
|
|
},
|
|
// 样式,根据用户传入的颜色值生成,如果不传入,默认为none
|
|
borderStyle() {
|
|
if (this.borderColor) return `1px solid ${this.borderColor}`;
|
|
else return 'none';
|
|
},
|
|
},
|
|
methods: {
|
|
// 目前HX2.6.9 v-model双向绑定无效,故监听input事件获取输入框内容的变化
|
|
inputChange(e) {
|
|
this.keyword = e.detail.value;
|
|
},
|
|
// 清空输入
|
|
// 也可以作为用户通过this.$refs形式调用清空输入框内容
|
|
clear() {
|
|
this.keyword = '';
|
|
// 延后发出事件,避免在父组件监听clear事件时,value为更新前的值(不为空)
|
|
this.$nextTick(() => {
|
|
this.$emit('clear');
|
|
})
|
|
},
|
|
// 确定搜索
|
|
search(e) {
|
|
this.$emit('search', e.detail.value);
|
|
try{
|
|
// 收起键盘
|
|
uni.hideKeyboard();
|
|
}catch(e){}
|
|
},
|
|
// 点击右边自定义按钮的事件
|
|
custom() {
|
|
this.$emit('custom', this.keyword);
|
|
try{
|
|
// 收起键盘
|
|
uni.hideKeyboard();
|
|
}catch(e){}
|
|
},
|
|
// 获取焦点
|
|
getFocus() {
|
|
this.focused = true;
|
|
// 开启右侧搜索按钮展开的动画效果
|
|
if (this.animation && this.showAction) this.show = true;
|
|
this.$emit('focus', this.keyword);
|
|
},
|
|
// 失去焦点
|
|
blur() {
|
|
// 最开始使用的是监听图标@touchstart事件,自从hx2.8.4后,此方法在微信小程序出错
|
|
// 这里改为监听点击事件,手点击清除图标时,同时也发生了@blur事件,导致图标消失而无法点击,这里做一个延时
|
|
setTimeout(() => {
|
|
this.focused = false;
|
|
}, 100)
|
|
this.show = false;
|
|
this.$emit('blur', this.keyword);
|
|
},
|
|
// 点击搜索框,只有disabled=true时才发出事件,因为禁止了输入,意味着是想跳转真正的搜索页
|
|
clickHandler() {
|
|
if(this.disabled) this.$emit('click');
|
|
}
|
|
}
|
|
};
|
|
</script>
|
|
|
|
<style lang="scss" scoped>
|
|
@import "../../libs/css/style.components.scss";
|
|
|
|
.u-search {
|
|
@include vue-flex;
|
|
align-items: center;
|
|
flex: 1;
|
|
}
|
|
|
|
.u-content {
|
|
@include vue-flex;
|
|
align-items: center;
|
|
padding: 0 18rpx;
|
|
flex: 1;
|
|
}
|
|
|
|
.u-clear-icon {
|
|
@include vue-flex;
|
|
align-items: center;
|
|
}
|
|
|
|
.u-input {
|
|
flex: 1;
|
|
font-size: 28rpx;
|
|
line-height: 1;
|
|
margin: 0 10rpx;
|
|
color: $u-tips-color;
|
|
}
|
|
|
|
.u-close-wrap {
|
|
width: 40rpx;
|
|
height: 100%;
|
|
@include vue-flex;
|
|
align-items: center;
|
|
justify-content: center;
|
|
border-radius: 50%;
|
|
}
|
|
|
|
.u-placeholder-class {
|
|
color: $u-tips-color;
|
|
}
|
|
|
|
.u-action {
|
|
font-size: 28rpx;
|
|
color: $u-main-color;
|
|
width: 0;
|
|
overflow: hidden;
|
|
transition: all 0.3s;
|
|
white-space: nowrap;
|
|
text-align: center;
|
|
}
|
|
|
|
.u-action-active {
|
|
width: 80rpx;
|
|
margin-left: 10rpx;
|
|
}
|
|
</style>
|