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- <view
- class="van-picker-column custom-class"
- style="height: {{ itemHeight * visibleItemCount }}px"
- bind:touchstart="onTouchStart"
- catch:touchmove="onTouchMove"
- bind:touchend="onTouchEnd"
- bind:touchcancel="onTouchEnd"
- >
- <view style="{{ wrapperStyle }}">
- <view
- wx:for="{{ options }}"
- wx:for-item="option"
- wx:key="index"
- data-index="{{ index }}"
- style="height: {{ itemHeight }}px"
- class="van-ellipsis van-picker-column__item {{ option && option.disabled ? 'van-picker-column__item--disabled' : '' }} {{ index === currentIndex ? 'van-picker-column__item--selected active-class' : '' }}"
- bindtap="onClickItem"
- >{{ getOptionText(option, valueKey) }}</view>
- </view>
- </view>
- <wxs module="getOptionText">
- function isObj(x) {
- var type = typeof x;
- return x !== null && (type === 'object' || type === 'function');
- }
- module.exports = function (option, valueKey) {
- return isObj(option) && option[valueKey] ? option[valueKey] : option;
- }
- </wxs>
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