ce4c83ff
 wxy
初始提交
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<template >
<div class="zan-stepper"
:class="{'zan-stepper--small': size === 'small'}">
<div
class="zan-stepper__minus"
:class="{'zan-stepper--disabled': stepper <= min }"
:data-component-id="componentId"
:data-stepper="stepper"
:data-disabled="stepper <= min"
@click="_handleZanStepperMinus"
>-</div>
<input
class="zan-stepper__text"
:class="{ 'zan-stepper--disabled' : min >= max }"
type="number"
:data-component-id="componentId"
:data-min="min"
:data-max="max"
:value="stepper"
:disabled="min >= max"
@blur="_handleZanStepperBlur"
/>
<div
class="zan-stepper__plus"
:class="{ 'zan-stepper--disabled' : stepper >= max }"
:data-component-id="componentId"
:data-stepper="stepper"
:data-disabled="stepper >= max"
@click="_handleZanStepperPlus"
>+</div>
</div>
</template>
<script>
export default {
props: {
componentId: {
type: String,
default: ''
},
size: {
type: String,
default: ''
},
stepper: {
type: Number,
default: 0
},
min: {
type: Number,
default: 0
},
max: {
type: Number,
default: 10
}
},
methods: {
_handleZanStepperMinus (e) {
this.handle(e, -1)
},
_handleZanStepperPlus (e) {
this.handle(e, +1)
},
_handleZanStepperBlur: function (e) {
var dataset = e.currentTarget.dataset
var componentId = dataset.componentId
var max = +dataset.max
var min = +dataset.min
var value = e.target.value
if (!value) {
setTimeout(() => {
this.callback(componentId, min)
}, 16)
this.callback(componentId, value)
return '' + value
}
value = +value
if (value > max) {
value = max
} else if (value < min) {
value = min
}
this.callback(componentId, value)
return '' + value
},
handle (e, num) {
var dataset = e.currentTarget.dataset
var componentId = dataset.componentId
var disabled = dataset.disabled
var stepper = +dataset.stepper
if (disabled) return null
this.callback(componentId, stepper + num)
},
callback (componentId, stepper) {
stepper = +stepper
var e = {componentId, stepper}
console.info('[zan:stepper:change]', e)
this.$emit('handleZanStepperChange', e)
}
}
}
</script>
<style scoped>
</style>
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