<!-- 图标选择器
<select-icon v-model=[绑定变量] :data=[选项数据] />
-->
<template>
<el-popover
placement="bottom-start"
popper-class="pupop-select-icon"
transition="el-zoom-in-top"
trigger="click"
v-model="popoverVisible"
:disabled="disabledSelected">
<!-- 弹出框内容区 -->
<el-scrollbar
v-if="popoverVisible"
class="hide-x"
:native="false"
:noresize="false">
<!-- 图标项 -->
<div
class="icon-item"
v-for="item in options"
:key="item"
:class="{ 'is-active': isActive(item) }"
@click="onClickSelected(item)">
<i :class="item"></i>
</div>
</el-scrollbar>
<!-- 页面显示内容区 -->
<template slot="reference">
<div :class="{
'mod-select-icon': 1,
'is-opened': popoverVisible,
'is-active': value,
'is-disabled': disabledSelected
}">
<!-- 显示图标 -->
<div class="icon-item">
<i :class="value || 'el-icon-plus'"></i>
</div>
<!-- 清空按钮 -->
<div v-show="value" class="btn-clear">
<i class="el-icon-close" @click.stop="onClickClear()"></i>
</div>
</div>
</template>
</el-popover>
</template>
<script>
export default {
name: 'SelectIcon',
// 设置绑定参数
model: {
prop: 'value',
event: 'selected',
},
props: {
disabled: Boolean,
// 接收绑定参数 - 图标类名
value: {
type: String,
required: true,
},
// 选项数据,图标类名数组
options: {
type: Array,
default: () => ([]),
},
},
computed: {
disabledSelected() {
if (this.disabled) return true;
return this.$parent.form ? this.$parent.form.disabled : false;
},
},
data() {
return {
// 弹出框显示状态
popoverVisible: false,
};
},
methods: {
// 是否为当前已选项
isActive(item) {
return this.value === item;
},
// 选中图标
onClickSelected(item) {
this.$emit('selected', item);
this.popoverVisible = false;
},
// 清空选项
onClickClear() {
this.$emit('selected', '');
},
},
};
</script>
<style lang="sass">
.mod-select-icon {
$size: 40px; // 图标项大小
$col-count: 8; // 多少列
$row-count: 4; // 多少行
$scope: 5px; // 间隔
position: relative;
display: inline-block;
width: $size + 2px;
height: $size + 2px;
border: 1px dashed $--border-color-base;
border-radius: 5px;
text-align: center;
cursor: pointer;
outline: none;
// 菜单打开状态
&.is-opened, &:hover { border-color: $--color-primary; }
// 禁用状态
&.is-disabled:hover { border-color: $--border-color-base !important; }
&.is-disabled,
&.is-disabled > .icon-item,
&.is-disabled > .btn-clear {
@extend .z-not-allowed;
background-color: $--background-color-base;
}
// 已选状态
&.is-active {
border-style: solid;
border-radius: 0;
> .icon-item {
width: $size;
height: $size;
line-height: $size;
padding: $scope;
text-align: center;
cursor: pointer;
> i {
display: block;
width: 100%;
height: 100%;
line-height: $size - ($scope * 2);
color: $--color-white;
background-color: $--color-primary;
}
}
}
> .icon-item > i { font-size: 16px; }
> .icon-item > i.el-icon-plus {
width: 100%;
line-height: $size;
font-size: ($size / 2);
font-weight: bold;
color: $--color-info;
cursor: inherit;
}
// 清空按钮
.btn-clear {
width: 0;
height: 0;
border-width: ($size / 2) 0 0 ($size / 2);
border-style: solid;
border-color: $--color-danger transparent transparent transparent;
position: absolute;
top: 0;
right: 0;
cursor: pointer;
> i.el-icon-close {
position: absolute;
top: -($size / 2);
right: 0;
color: $--color-white;
font-size: .7em;
&:hover { color: darken($--color-white, 5%); }
}
}
// 弹出内容
@at-root .el-popover.el-popper.pupop-select-icon {
display: block;
padding: 0;
width: ($size + $scope * 2) * $col-count + 2px;
height: ($size + $scope * 2) * $row-count;
> .el-scrollbar { height: 100%; }
.el-scrollbar__view {
@extend .fn-clear;
}
.icon-item {
float: left;
width: $size;
height: $size;
line-height: $size;
margin: $scope;
padding: $scope;
text-align: center;
cursor: pointer;
&:hover { background-color: $--color-info-light; }
&.is-active {
background-color: $--color-success-light;
border: 1px solid $--color-success;
}
> i {
display: block;
width: 100%;
height: 100%;
font-size: 16px;
line-height: $size - ($scope * 2);
color: $--color-white;
background-color: $--color-primary;
}
}
}
}
</style>
ElementUI 实现图标选择器
最新推荐文章于 2025-06-17 19:22:09 发布