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@@ -1,146 +1,127 @@
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<template>
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- <view class="u-drawdown-item">
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- <u-overlay
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- customStyle="top: 126px"
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- :show="show"
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- :closeOnClickOverlay="closeOnClickOverlay"
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- @click="overlayClick"
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- ></u-overlay>
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- <view
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- class="u-drawdown-item__content"
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- :style="[style]"
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- :animation="animationData"
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- ref="animation"
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- >
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- <slot />
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- </view>
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- </view>
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+ <view class="u-drawdown">
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+ <view
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+ class="u-dropdown__menu"
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+ :style="{
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+ height: $u.addUnit(height)
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+ }"
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+ ref="u-dropdown__menu"
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+ >
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+ <view
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+ class="u-dropdown__menu__item"
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+ v-for="(item, index) in menuList"
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+ :key="index"
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+ @tap.stop="clickHandler(item, index)"
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+ >
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+ <view class="u-dropdown__menu__item__content">
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+ <text
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+ class="u-dropdown__menu__item__content__text"
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+ :style="[index === current ? activeStyle : inactiveStyle]"
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+ >{{item.title}}</text>
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+ <view
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+ class="u-dropdown__menu__item__content__arrow"
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+ :class="[index === current && 'u-dropdown__menu__item__content__arrow--rotate']"
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+ >
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+ <u-icon
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+ :name="menuIcon"
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+ :size="$u.addUnit(menuIconSize)"
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+ ></u-icon>
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+ </view>
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+ </view>
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+ </view>
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+ </view>
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+ <view class="u-dropdown__content">
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+ <slot />
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+ </view>
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+ </view>
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</template>
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<script>
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- // #ifdef APP-NVUE
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- const animation = uni.requireNativePlugin('animation')
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- const dom = uni.requireNativePlugin('dom')
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- // #endif
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- import props from './props.js';
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- /**
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- * Drawdownitem
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- * @description
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- * @tutorial url
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- * @property {String}
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- * @event {Function}
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- * @example
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- */
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- export default {
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- name: 'u-drawdown-item',
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- mixins: [uni.$u.mpMixin, uni.$u.mixin, props],
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- data() {
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- return {
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- show: false,
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- top: '126px',
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- // uni.createAnimation的导出数据
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- animationData: {},
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- }
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- },
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- mounted() {
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- this.init()
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- },
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- watch: {
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- // 发生变化时,需要去更新父组件对应的值
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- dataChange(newValue, oldValue) {
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- this.updateParentData()
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- }
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- },
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- computed: {
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- // 监听对应变量的变化
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- dataChange() {
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- return [this.title, this.disabled]
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- },
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- style() {
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- const style = {
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- zIndex: 10071,
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- position: 'fixed',
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- display: 'flex',
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- left: 0,
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- right: 0
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- }
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- style.top = uni.$u.addUnit(this.top)
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- return style
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- }
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- },
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- methods: {
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- init() {
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- this.updateParentData()
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- },
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- // 更新父组件所需的数据
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- updateParentData() {
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- // 获取父组件u-dropdown
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- this.getParentData('u-dropdown')
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- if (!this.parent) uni.$u.error('u-dropdown-item必须配合u-dropdown使用')
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- // 查找父组件menuList数组中对应的标题数据
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- const menuIndex = this.parent.menuList.findIndex(item => item.title === this.title)
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- const menuContent = {
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- title: this.title,
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- disabled: this.disabled
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- }
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- if (menuIndex >= 0) {
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- // 如果能找到,则直接修改
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- this.parent.menuList[menuIndex] = menuContent;
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- } else {
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- // 如果无法找到,则为第一次添加,直接push即可
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- this.parent.menuList.push(menuContent);
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- }
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- },
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- async setContentAnimate(height) {
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- this.animating = true
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- // #ifdef APP-NVUE
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- const ref = this.$refs['animation'].ref
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- animation.transition(ref, {
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- styles: {
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- height: uni.$u.addUnit(height)
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- },
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- duration: this.duration,
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- timingFunction: 'ease-in-out',
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- }, () => {
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- this.animating = false
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- })
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- // #endif
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-
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- // #ifndef APP-NVUE
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- const animation = uni.createAnimation({
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- timingFunction: 'ease-in-out',
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- });
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- animation
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- .height(height)
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- .step({
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- duration: this.duration,
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- })
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- .step()
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- // 导出动画数据给面板的animationData值
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- this.animationData = animation.export()
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- // 标识动画结束
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- uni.$u.sleep(this.duration).then(() => {
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- this.animating = false
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- })
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- // #endif
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- },
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- overlayClick() {
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- this.show = false
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- this.setContentAnimate(0)
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- }
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- },
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- }
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+import props from './props.js';
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+/**
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+ * Dropdown
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+ * @description
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+ * @tutorial url
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+ * @property {String}
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+ * @event {Function}
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+ * @example
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+ */
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+export default {
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+ name: 'u-dropdown',
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+ mixins: [uni.$u.mixin, props],
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+ data() {
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+ return {
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+ // �˵�����
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+ menuList: [],
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+ current: 0
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+ }
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+ },
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+ computed: {
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+
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+ },
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+ created() {
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+ // �������������(u-dropdown-item)��this��������data��������������������С��������ѭ�����ö�����
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+ this.children = [];
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+ },
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+ methods: {
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+ clickHandler(item, index) {
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+ this.children.map(child => {
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+ if(child.title === item.title) {
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+ // this.queryRect('u-dropdown__menu').then(size => {
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+ child.$emit('click')
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+ child.setContentAnimate(child.show ? 0 : 300)
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+ child.show = !child.show
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+ // })
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+ } else {
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+ child.show = false
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+ child.setContentAnimate(0)
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+ }
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+ })
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+ },
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+ // ��ȡ��ǩ�ijߴ�λ��
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+ queryRect(el) {
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+ // #ifndef APP-NVUE
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+ // $uGetRectΪuView�Դ��Ľڵ��ѯ����������ĵ����ܣ�https://www.uviewui.com/js/getRect.html
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+ // ����ڲ�һ����this.$uGetRect�������Ϊthis.$u.getRect�����߹���һ�£����Ʋ�ͬ
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+ return new Promise(resolve => {
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+ this.$uGetRect(`.${el}`).then(size => {
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+ resolve(size)
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+ })
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+ })
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+ // #endif
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+
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+ // #ifdef APP-NVUE
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+ // nvue�£�ʹ��domģ���ѯԪ�ظ߶�
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+ // ����һ��promise���õ��ô˷�����������ʹ��then�ص�
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+ return new Promise(resolve => {
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+ dom.getComponentRect(this.$refs[el], res => {
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+ resolve(res.size)
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+ })
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+ })
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+ // #endif
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+ },
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+ },
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+}
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</script>
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-<style lang="scss" scoped>
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- @import '../../libs/css/components.scss';
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-
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- .u-drawdown-item {
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-
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- &__content {
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- background-color: #FFFFFF;
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- overflow: hidden;
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- height: 0;
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- }
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- }
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+<style lang="scss">
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+@import '../../libs/css/components.scss';
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+
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+.u-dropdown {
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+
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+ &__menu {
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+ @include flex;
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+
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+ &__item {
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+ flex: 1;
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+ @include flex;
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+ justify-content: center;
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+
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+ &__content {
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+ @include flex;
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+ align-items: center;
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+ }
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+ }
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+ }
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+}
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</style>
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