steps.vue
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<template>
<div :class="classes">
<slot></slot>
</div>
</template>
<script>
import { oneOf } from '../../utils/assist';
const prefixCls = 'ivu-steps';
export default {
props: {
current: {
type: Number,
default: 0
},
status: {
validator (value) {
return oneOf(value, ['wait', 'process', 'finish', 'error']);
},
default: 'process'
},
size: {
validator (value) {
return oneOf(value, ['small']);
}
},
direction: {
validator (value) {
return oneOf(value, ['horizontal', 'vertical']);
},
default: 'horizontal'
}
},
computed: {
classes () {
return [
`${prefixCls}`,
`${prefixCls}-${this.direction}`,
{
[`${prefixCls}-${this.size}`]: !!this.size
}
];
}
},
mounted () {
this.updateChildProps(true);
this.setNextError();
this.updateCurrent(true);
},
methods: {
updateChildProps (isInit) {
const total = this.$children.length;
this.$children.forEach((child, index) => {
child.stepNumber = index + 1;
if (this.direction === 'horizontal') {
child.total = total;
}
// 如果已存在status,且在初始化时,则略过
// todo 如果当前是error,在current改变时需要处理
if (!(isInit && child.status)) {
if (index == this.current) {
if (this.status != 'error') {
child.status = 'process';
}
} else if (index < this.current) {
child.status = 'finish';
} else {
child.status = 'wait';
}
}
if (child.status != 'error' && index != 0) {
this.$children[index - 1].nextError = false;
}
});
},
setNextError () {
this.$children.forEach((child, index) => {
if (child.status == 'error' && index != 0) {
this.$children[index - 1].nextError = true;
}
});
},
updateCurrent (isInit) {
if (isInit) {
const current_status = this.$children[this.current].status;
if (!current_status) {
this.$children[this.current].status = this.status;
}
} else {
this.$children[this.current].status = this.status;
}
}
},
watch: {
current () {
this.updateChildProps();
},
status () {
this.updateCurrent();
}
}
};
</script>