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- import { useParent } from '../common/relation';
- import { VantComponent } from '../common/component';
- function emit(target, value) {
- target.$emit('input', value);
- target.$emit('change', value);
- }
- VantComponent({
- field: true,
- relation: useParent('checkbox-group'),
- classes: ['icon-class', 'label-class'],
- props: {
- value: Boolean,
- disabled: Boolean,
- useIconSlot: Boolean,
- checkedColor: String,
- labelPosition: {
- type: String,
- value: 'right',
- },
- labelDisabled: Boolean,
- shape: {
- type: String,
- value: 'round',
- },
- iconSize: {
- type: null,
- value: 20,
- },
- },
- data: {
- parentDisabled: false,
- direction: 'vertical',
- },
- methods: {
- emitChange(value) {
- if (this.parent) {
- this.setParentValue(this.parent, value);
- }
- else {
- emit(this, value);
- }
- },
- toggle() {
- const { parentDisabled, disabled, value } = this.data;
- if (!disabled && !parentDisabled) {
- this.emitChange(!value);
- }
- },
- onClickLabel() {
- const { labelDisabled, parentDisabled, disabled, value } = this.data;
- if (!disabled && !labelDisabled && !parentDisabled) {
- this.emitChange(!value);
- }
- },
- setParentValue(parent, value) {
- const parentValue = parent.data.value.slice();
- const { name } = this.data;
- const { max } = parent.data;
- if (value) {
- if (max && parentValue.length >= max) {
- return;
- }
- if (parentValue.indexOf(name) === -1) {
- parentValue.push(name);
- emit(parent, parentValue);
- }
- }
- else {
- const index = parentValue.indexOf(name);
- if (index !== -1) {
- parentValue.splice(index, 1);
- emit(parent, parentValue);
- }
- }
- },
- },
- });
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