cascader.vue
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<template>
<div :class="classes" v-clickoutside="handleClose">
<i-input
readonly
:disabled="disabled"
:value.sync="displayRender"
:size="size"
:placeholder="placeholder"
@on-focus="onFocus"></i-input>
<Icon type="ios-close" :class="[prefixCls + '-arrow']" v-show="showCloseIcon" @click.stop="clearSelect"></Icon>
<Icon type="arrow-down-b" :class="[prefixCls + '-arrow']"></Icon>
<Dropdown v-show="visible" transition="slide-up">
<div>
<Caspanel
:prefix-cls="prefixCls"
:data.sync="data"
:disabled="disabled"
:trigger="trigger"
@on-update-result="updateResult"></Caspanel>
</div>
</Dropdown>
</div>
</template>
<script>
import iInput from '../input/input.vue';
import Dropdown from '../select/dropdown.vue';
import Icon from '../icon/icon.vue';
import Caspanel from './caspanel.vue';
import clickoutside from '../../directives/clickoutside';
import { oneOf } from '../../utils/assist';
const prefixCls = 'ivu-cascader';
export default {
components: { iInput, Dropdown, Icon, Caspanel },
directives: { clickoutside },
props: {
data: {
type: Array,
default () {
return []
}
},
value: {
type: Array
},
disabled: {
type: Boolean,
default: false
},
clearable: {
type: Boolean,
default: true
},
placeholder: {
type: String,
default: '请选择'
},
size: {
validator (value) {
return oneOf(value, ['small', 'large']);
}
},
trigger: {
validator (value) {
return oneOf(value, ['click', 'hover']);
},
default: 'click'
},
changeOnSelect: {
type: Boolean,
default: false
},
renderFormat: {
type: Function,
default (label, selectedData) {
return label.join('/');
}
}
},
data () {
return {
prefixCls: prefixCls,
visible: false,
selected: [],
tmpSelected: []
}
},
computed: {
classes () {
return [
`${prefixCls}`,
{
[`${prefixCls}-show-clear`]: this.showCloseIcon
}
]
},
showCloseIcon () {
return this.value && this.value.length && this.clearable;
},
displayRender () {
let label = [];
for (let i = 0; i < this.selected.length; i++) {
label.push(this.selected[i].label);
}
return this.renderFormat(label);
}
},
methods: {
clearSelect () {
},
handleClose () {
this.visible = false;
},
onFocus () {
this.visible = true;
},
updateResult (result) {
console.log(JSON.stringify(result))
this.selected = result;
}
},
ready () {
}
}
</script>