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[new feature] Pagination code review (#328)
* fix: Tabbar icon line-height * [new feature] progress add showPivot prop * [new feature] TabItem support vue-router * [new feature] update document header style * [Doc] add toast english ducoment * [bugfix] Search box-sizing wrong * [Doc] update vant-demo respo * [Doc] translate theme & demo pages * [Doc] add Internationalization document * [bugfix] remove unnecessary props * [fix] optimize clickoutside * [new feature] optimize find-parent * [new feature]: change document title accordinng to language * [new feature] Pagination code review
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@ -2,38 +2,34 @@
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<demo-section>
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<demo-block :title="$t('basicUsage')">
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<van-pagination
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:totalItems="totalItems"
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:itemsPerPage="itemsPerPage"
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:showPageSize="showPageSize2"
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v-model="currentPage1"
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:totalItems="24"
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:itemsPerPage="5"
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:previousText= "$t('prevText')"
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:nextText= "$t('nextText')"
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v-model="pagination1"
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@change="pageChanged()"
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></van-pagination>
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<pre>Page: {{pagination1.currentPage}} / {{pagination1.numPages}}</pre>
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/>
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</demo-block>
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<demo-block :title="$t('simpleMode')">
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<demo-block :title="$t('title2')">
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<van-pagination
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:totalItems="bigTotalItems"
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v-model="pagination2"
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v-model="currentPage2"
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:pageCount="12"
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:previousText= "$t('prevText')"
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:nextText= "$t('nextText')"
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mode="simple"
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size="small"
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></van-pagination>
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<pre>Page: {{pagination2.currentPage}} / {{pagination2.numPages}}</pre>
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/>
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</demo-block>
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<demo-block :title="$t('advancedUsage')">
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<demo-block :title="$t('title3')">
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<van-pagination
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:totalItems="bigTotalItems"
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v-model="pagination3"
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:showPageSize="showPageSize"
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:forceEllipses="true"
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forceEllipses
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v-model="currentPage3"
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:totalItems="125"
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:showPageSize="3"
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:previousText= "$t('prevText')"
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:nextText= "$t('nextText')"
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></van-pagination>
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<pre>Page: {{pagination3.currentPage}} / {{pagination3.numPages}}</pre>
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/>
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</demo-block>
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</demo-section>
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</template>
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@ -42,12 +38,14 @@
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export default {
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i18n: {
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'zh-CN': {
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simpleMode: '简单模式',
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title2: '简单模式',
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title3: '',
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prevText: '上一页',
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nextText: '下一页'
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},
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'en-US': {
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simpleMode: 'Simple Mode',
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title2: 'Simple Mode',
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title3: 'Show ellipses',
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prevText: 'Prev',
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nextText: 'Next'
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}
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@ -55,26 +53,9 @@ export default {
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data() {
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return {
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totalItems: 24,
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pagination1: {
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currentPage: 2
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},
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pagination2: {
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currentPage: 1
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},
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pagination3: {
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currentPage: 1
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},
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setPage(pageNo) {
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this.pagination1.currentPage = pageNo;
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},
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pageChanged() {
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console.log('Page changed to: ' + this.pagination1.currentPage);
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},
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showPageSize: 3,
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showPageSize2: 5,
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bigTotalItems: 125,
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itemsPerPage: 5
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currentPage1: 1,
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currentPage2: 1,
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currentPage3: 1,
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};
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}
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};
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@ -90,5 +71,9 @@ export default {
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.van-doc-demo-block {
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padding: 0 15px;
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}
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.van-doc-demo-block__title {
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padding-left: 0;
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}
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}
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</style>
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@ -1,104 +1,69 @@
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## Pagination
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### Usage
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### Install
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``` javascript
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import { Pagination } from 'vant';
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Vue.component(Pagination.name, Pagination);
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```
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### Demo
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### Usage
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#### Basic Usage
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```html
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<van-pagination
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:totalItems="totalItems"
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:itemsPerPage="itemsPerPage"
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:showPageSize="showPageSize2"
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previousText= "Prev"
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nextText= "Next"
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v-model="pagination1"
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@change="pageChanged"
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></van-pagination>
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<pre>Page: {{pagination1.currentPage}} / {{pagination1.numPages}}</pre>
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v-model="currentPage"
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:totalItems="24"
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:itemsPerPage="5"
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/>
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```
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```javascript
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export default {
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data() {
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return {
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totalItems: 24,
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pagination1: {
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currentPage: 2
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},
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pagination2: {
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currentPage: 1
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},
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pagination3: {
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currentPage: 1
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},
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setPage (pageNo) {
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this.pagination1.currentPage = pageNo;
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},
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pageChanged () {
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console.log('Page changed to: ' + this.pagination1.currentPage);
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},
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showPageSize: 3,
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showPageSize2: 5
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bigTotalItems: 125,
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itemsPerPage: 5
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currentPage: 1
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}
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}
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}
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```
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Set `mode=simple` use Simple Mode
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#### Simple mode
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```html
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<van-pagination
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:totalItems="bigTotalItems"
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v-model="pagination2"
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:previousText="'Prev'"
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:nextText="'Next'"
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v-model="currentPage"
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:pageCount="12"
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mode="simple"
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></van-pagination>
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<pre>Page: {{pagination2.currentPage}} / {{pagination2.numPages}}</pre>
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/>
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```
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#### Advanced Usage
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Set `forceEllipses: true`, show ellipses
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#### Show ellipses
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```html
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<van-pagination
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:totalItems="bigTotalItems"
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v-model="pagination3"
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:showPageSize="showPageSize"
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v-model="currentPage"
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:totalItems="125"
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:showPageSize="3"
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:forceEllipses="true"
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previousText= "Prev"
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nextText= "Next"
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></van-pagination>
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<pre>Page: {{pagination3.currentPage}} / {{pagination3.numPages}}</pre>
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/>
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```
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### API
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| Attribute | Description | Type | Default | Accepted Values |
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|-----------|-----------|-----------|-------------|-------------|
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| v-model | pageModel | Object | - | - |
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| mode | mode | String | multi | multi : simple |
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| itemsPerPage | itemsPerPage | Number | 10 | - |
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| previousText | previousText | String | Previous | - |
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| nextText | nextText | String | Next | - |
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| showPageSize | showPageSize | Number | 5 | - |
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| forceEllipses | ellipses | Boolean | false | - |
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| v-model | pageModel | `Object` | - | - |
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| mode | mode | `String` | `multi` | `simple` |
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| itemsPerPage | itemsPerPage | `Number` | `10` | - |
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| prevText | previousText | `String` | `Previous` | - |
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| nextText | nextText | `String` | `Next` | - |
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| showPageSize | showPageSize | `Number` | `5` | - |
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| forceEllipses | ellipses | `Boolean` | `false` | - |
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### Event
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| Event | Description | Attribute |
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|-----------|-----------|-----------|
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| change | triggered on page change | - |
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| change | Triggered on page change | - |
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@ -12,90 +12,57 @@ Vue.component(Pagination.name, Pagination);
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#### 基础用法
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```html
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<van-pagination
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:totalItems="totalItems"
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:itemsPerPage="itemsPerPage"
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:showPageSize="showPageSize2"
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previousText= "上一页"
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nextText= "下一页"
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v-model="pagination1"
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@change="pageChanged"
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></van-pagination>
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<pre>Page: {{pagination1.currentPage}} / {{pagination1.numPages}}</pre>
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v-model="currentPage"
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:totalItems="24"
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:itemsPerPage="5"
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/>
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```
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```javascript
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export default {
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data() {
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return {
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totalItems: 24,
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pagination1: {
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currentPage: 2
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},
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pagination2: {
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currentPage: 1
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},
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pagination3: {
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currentPage: 1
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},
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setPage (pageNo) {
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this.pagination1.currentPage = pageNo;
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},
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pageChanged () {
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console.log('Page changed to: ' + this.pagination1.currentPage);
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},
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showPageSize: 3,
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showPageSize2: 5,
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bigTotalItems: 125,
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itemsPerPage: 5
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currentPage: 1
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}
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}
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}
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```
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设置`mode=simple`，使用简单模式
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#### 简单模式
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```html
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<van-pagination
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:totalItems="bigTotalItems"
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v-model="pagination2"
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previousText="上一页"
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nextText="下一页"
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v-model="currentPage"
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:pageCount="12"
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mode="simple"
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></van-pagination>
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<pre>Page: {{pagination2.currentPage}} / {{pagination2.numPages}}</pre>
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/>
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```
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#### 高级用法
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设置 `forceEllipses: true`，显示省略号
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#### 显示省略号
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```html
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<van-pagination
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:totalItems="bigTotalItems"
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v-model="pagination3"
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:showPageSize="showPageSize"
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v-model="currentPage"
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:totalItems="125"
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:showPageSize="3"
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:forceEllipses="true"
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previousText= "上一页"
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nextText= "下一页"
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></van-pagination>
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<pre>Page: {{pagination3.currentPage}} / {{pagination3.numPages}}</pre>
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/>
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```
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### API
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| 参数 | 说明 | 类型 | 默认值 | 可选值 |
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|-----------|-----------|-----------|-------------|-------------|
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| v-model | 当前页码 | Object | - | - |
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| mode | 显示模式 | String | multi | multi : simple |
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| itemsPerPage | 每页记录数 | Number | 10 | - |
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| previousText | 上一页 | String | Previous | - |
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| nextText | 下一页 | String | Next | - |
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| showPageSize | 显示的页码个数 | Number | 5 | - |
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| forceEllipses | 显示省略号 | Boolean | false | - |
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| v-model | 当前页码 | `Object` | - | - |
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| mode | 显示模式 | `String` | `multi` | `simple` |
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| itemsPerPage | 每页记录数 | `Number` | `10` | - |
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| previousText | 上一页 | `String` | `上一页` | - |
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| nextText | 下一页 | `String` | `下一页` | - |
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| showPageSize | 显示的页码个数 | `Number` | `5` | - |
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| forceEllipses | 显示省略号 | `Boolean` | `false` | - |
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### Event
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@ -386,6 +386,10 @@ module.exports = {
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path: '/notice-bar',
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title: 'NoticeBar'
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},
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{
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path: '/pagination',
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title: 'Pagination'
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},
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{
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path: '/panel',
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title: 'Panel'
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@ -7,6 +7,11 @@ const langMap = {
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'zh-CN': zhCN
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};
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const titleMap = {
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'en-US': 'Vant - A Vue.js 2.0 Mobile UI at YouZan',
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'zh-CN': 'Vant - 有赞移动端 Vue 组件库'
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};
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const userLang = window.localStorage.getItem('VANT_LANGUAGE') || window.navigator.language || 'en-US';
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let defaultLang = 'en-US';
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if (userLang.indexOf('zh-') !== -1) {
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@ -17,4 +22,5 @@ setLang(defaultLang);
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export function setLang(lang) {
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window.localStorage.setItem('VANT_LANGUAGE', lang);
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Locale.use(lang, langMap[lang]);
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document.title = titleMap[lang];
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}
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@ -60,6 +60,10 @@ export default {
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delete: 'Delete',
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confirmDelete: 'Are you sure you want to delete this contact?'
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},
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vanPagination: {
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prev: 'Previous',
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next: 'Next'
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},
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vanPullRefresh: {
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pullingText: 'Pull to refresh...',
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loosingText: 'Loose to refresh...',
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@ -64,6 +64,10 @@ export default {
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vanPicker: {
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confirm: '完成'
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},
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vanPagination: {
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prev: '上一页',
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next: '下一页'
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},
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vanPullRefresh: {
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pullingText: '下拉即可刷新...',
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loosingText: '释放即可刷新...',
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@ -1,70 +1,57 @@
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<template>
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<ul :class="['van-pagination', { 'van-pagination-simple': !isMultiMode }]">
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<li
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:class="[{ 'van-pagination--disabled': isNoPrevious } , 'van-pagination__item', 'van-pagination__prev', 'van-hairline']"
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@click="selectPage(currentPage - 1, $event)"
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:class="[{ 'van-pagination--disabled': value === 1 } , 'van-pagination__item', 'van-pagination__prev', 'van-hairline']"
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@click="selectPage(value - 1)"
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>
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{{ previousText }}
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{{ prevText || $t('prev') }}
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</li>
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<li
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v-if="isMultiMode"
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v-for="(page, index) in pages"
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:key="index"
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:class="[{ 'van-pagination--active': page.active }, 'van-pagination__item', 'van-pagination__page', 'van-hairline']"
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@click="selectPage(page.number, $event)"
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@click="selectPage(page.number)"
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>
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{{ page.text }}
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</li>
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<li v-if="!isMultiMode" class="van-pagination__page-desc">
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<slot name="pageDesc">{{ pageDesc }}</slot>
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</li>
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<li
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:class="[{ 'van-pagination--disabled': isNoNext }, 'van-pagination__item', 'van-pagination__next', 'van-hairline']"
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@click="selectPage(currentPage + 1, $event)"
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<li
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:class="[{ 'van-pagination--disabled': value === computedPageCount }, 'van-pagination__item', 'van-pagination__next', 'van-hairline']"
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@click="selectPage(value + 1)"
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>
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{{ nextText }}
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{{ nextText || $t('next') }}
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</li>
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</ul>
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</template>
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<script>
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import { i18n } from '../locale';
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export default {
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name: 'van-pagination',
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mixins: [i18n],
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props: {
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value: Number,
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prevText: String,
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nextText: String,
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pageCount: Number,
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forceEllipses: Boolean,
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mode: {
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type: String,
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default: 'multi'
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},
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forceEllipses: Boolean,
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itemsPerPage: {
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type: Number,
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default: 10
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},
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showPageSize: {
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type: Number,
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default: 5,
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validator: value => typeof value === 'number' && value >= 1
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},
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/* vModel { currentPage: 1, numPages: 10 } */
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value: {
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type: Object,
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required: true,
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validator: function(value) {
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return (
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value &&
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value.currentPage != undefined &&
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typeof value.currentPage === 'number'
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);
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}
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},
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previousText: {
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type: String,
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default: 'Previous'
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},
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nextText: {
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type: String,
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default: 'Next'
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default: 5
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},
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totalItems: {
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type: Number,
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@ -72,117 +59,86 @@ export default {
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}
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},
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data() {
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const currentPage = this.value.currentPage !== undefined ? this.value.currentPage : 1;
|
||||
let totalPages = this.itemsPerPage < 1 ? 1 : Math.ceil(this.totalItems / this.itemsPerPage);
|
||||
totalPages = Math.max(totalPages, 1);
|
||||
|
||||
return { currentPage, totalPages };
|
||||
},
|
||||
|
||||
computed: {
|
||||
isMultiMode() {
|
||||
return this.mode === 'multi';
|
||||
},
|
||||
|
||||
isNoPrevious() {
|
||||
return this.value.currentPage === 1;
|
||||
computedPageCount() {
|
||||
const count = this.pageCount || Math.ceil(this.totalItems / this.itemsPerPage);
|
||||
return Math.max(1, count);
|
||||
},
|
||||
|
||||
isNoNext() {
|
||||
return this.value.currentPage === this.totalPages;
|
||||
pageDesc() {
|
||||
return this.value + '/' + this.computedPageCount;
|
||||
},
|
||||
|
||||
pages() {
|
||||
const pages = [];
|
||||
|
||||
if (this.currentPage <= 0 || this.currentPage > this.totalPages) {
|
||||
return pages;
|
||||
}
|
||||
const pageCount = this.computedPageCount;
|
||||
|
||||
// Default page limits
|
||||
let startPage = 1,
|
||||
endPage = this.totalPages;
|
||||
const isMaxSized = this.showPageSize !== undefined && this.showPageSize < this.totalPages;
|
||||
let startPage = 1, endPage = pageCount;
|
||||
const isMaxSized = this.showPageSize !== undefined && this.showPageSize < pageCount;
|
||||
|
||||
// recompute if showPageSize
|
||||
if (isMaxSized) {
|
||||
// Current page is displayed in the middle of the visible ones
|
||||
startPage = Math.max(
|
||||
this.currentPage - Math.floor(this.showPageSize / 2),
|
||||
1
|
||||
);
|
||||
startPage = Math.max(this.value - Math.floor(this.showPageSize / 2), 1);
|
||||
endPage = startPage + this.showPageSize - 1;
|
||||
|
||||
// Adjust if limit is exceeded
|
||||
if (endPage > this.totalPages) {
|
||||
endPage = this.totalPages;
|
||||
if (endPage > pageCount) {
|
||||
endPage = pageCount;
|
||||
startPage = endPage - this.showPageSize + 1;
|
||||
}
|
||||
}
|
||||
|
||||
// Add page number links
|
||||
for (let number = startPage; number <= endPage; number++) {
|
||||
let page = this.makePage(number, number, number === this.currentPage);
|
||||
let page = this.makePage(number, number, number === this.value);
|
||||
pages.push(page);
|
||||
}
|
||||
|
||||
// Add links to move between page sets
|
||||
if (isMaxSized && this.showPageSize > 0 && this.forceEllipses) {
|
||||
if (startPage > 1) {
|
||||
//need ellipsis for all options unless range is too close to beginning
|
||||
let previousPageSet = this.makePage(startPage - 1, '...', false);
|
||||
pages.unshift(previousPageSet);
|
||||
}
|
||||
|
||||
if (endPage < this.totalPages) {
|
||||
//need ellipsis for all options unless range is too close to end
|
||||
if (endPage < pageCount) {
|
||||
let nextPageSet = this.makePage(endPage + 1, '...', false);
|
||||
pages.push(nextPageSet);
|
||||
}
|
||||
}
|
||||
|
||||
return pages;
|
||||
},
|
||||
pageDesc() {
|
||||
return this.currentPage + '/' + this.totalPages;
|
||||
}
|
||||
},
|
||||
|
||||
created() {
|
||||
// 初始value值
|
||||
this.triggerInput();
|
||||
this.selectPage(this.value);
|
||||
},
|
||||
|
||||
watch: {
|
||||
'value.currentPage'(value, oldValue) {
|
||||
this.currentPage = value;
|
||||
|
||||
this.$emit('change');
|
||||
value(page) {
|
||||
this.selectPage(page);
|
||||
}
|
||||
},
|
||||
|
||||
methods: {
|
||||
selectPage(page, evt) {
|
||||
if (this.currentPage !== page && page > 0 && page <= this.totalPages) {
|
||||
this.currentPage = page;
|
||||
selectPage(page) {
|
||||
page = Math.max(1, page);
|
||||
page = Math.min(this.computedPageCount, page);
|
||||
if (this.value !== page) {
|
||||
this.$emit('input', page);
|
||||
this.$emit('change', page);
|
||||
}
|
||||
|
||||
this.triggerInput();
|
||||
},
|
||||
|
||||
triggerInput() {
|
||||
// Emit the new data to the parent.
|
||||
this.$emit('input', this.createDataForModel(this.currentPage, this.totalPages));
|
||||
},
|
||||
|
||||
makePage(number, text, active) {
|
||||
return { number, text, active };
|
||||
},
|
||||
|
||||
createDataForModel(currentPage, numPages) {
|
||||
let data = { currentPage, numPages };
|
||||
return data;
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
@ -15,9 +15,7 @@ describe('Pagination', () => {
|
||||
totalItems: 120,
|
||||
itemsPerPage: 10,
|
||||
showPageSize: 5,
|
||||
value: {
|
||||
currentPage: 2
|
||||
}
|
||||
value: 2
|
||||
}
|
||||
});
|
||||
expect(wrapper.hasClass('van-pagination')).to.be.true;
|
||||
@ -25,26 +23,25 @@ describe('Pagination', () => {
|
||||
expect(
|
||||
wrapper.find('.van-pagination__item')[0].hasClass('van-pagination__prev')
|
||||
).to.be.true;
|
||||
expect(wrapper.vm.value.currentPage).to.equal(2);
|
||||
expect(wrapper.vm.value).to.equal(2);
|
||||
|
||||
const eventStub = sinon.stub(wrapper.vm, '$emit');
|
||||
wrapper.find('.van-pagination__next')[0].trigger('click');
|
||||
Vue.nextTick(() => {
|
||||
expect(eventStub.calledWith('input'));
|
||||
expect(eventStub.calledWith('change'));
|
||||
// expect(wrapper.data().currentPage).to.equal(5);
|
||||
done();
|
||||
});
|
||||
expect(wrapper.vm.value).to.equal(2);
|
||||
|
||||
wrapper.vm.value = { currentPage: 12 };
|
||||
wrapper.update();
|
||||
Vue.nextTick(() => {
|
||||
expect(
|
||||
wrapper
|
||||
.find('.van-pagination__next')[0]
|
||||
.hasClass('van-pagination--disabled')
|
||||
).to.be.true;
|
||||
done();
|
||||
wrapper.vm.value = 12;
|
||||
wrapper.update();
|
||||
Vue.nextTick(() => {
|
||||
expect(
|
||||
wrapper
|
||||
.find('.van-pagination__next')[0]
|
||||
.hasClass('van-pagination--disabled')
|
||||
).to.be.true;
|
||||
done();
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
@ -56,23 +53,26 @@ describe('Pagination', () => {
|
||||
itemsPerPage: 10,
|
||||
showPageSize: 5,
|
||||
forceEllipses: true,
|
||||
value: {
|
||||
currentPage: 1
|
||||
}
|
||||
value: 1
|
||||
}
|
||||
});
|
||||
|
||||
const ellipsesLink = wrapper.find('.van-pagination__page')[5];
|
||||
expect(ellipsesLink.element.textContent.trim()).to.equal('...');
|
||||
expect(ellipsesLink.text().trim()).to.equal('...');
|
||||
|
||||
wrapper.vm.value = { currentPage: 7 };
|
||||
wrapper.vm.value = 7;
|
||||
wrapper.update();
|
||||
Vue.nextTick(() => {
|
||||
// expect(wrapper.find('.van-pagination__item').length).to.equal(2);
|
||||
// expect(wrapper.data().pages.length).to.equal(2);
|
||||
const ellipsesLink = wrapper.find('.van-pagination__page')[0];
|
||||
expect(ellipsesLink.element.textContent.trim()).to.equal('...');
|
||||
done();
|
||||
expect(ellipsesLink.text().trim()).to.equal('...');
|
||||
|
||||
wrapper.vm.value = 12;
|
||||
Vue.nextTick(() => {
|
||||
const pages = wrapper.find('.van-pagination__page');
|
||||
const ellipsesLink = pages[pages.length - 1];
|
||||
expect(ellipsesLink.text().trim()).to.equal('12');
|
||||
done();
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
@ -82,9 +82,7 @@ describe('Pagination', () => {
|
||||
mode: 'simple',
|
||||
totalItems: 120,
|
||||
itemsPerPage: 10,
|
||||
value: {
|
||||
currentPage: 1
|
||||
}
|
||||
value: 1
|
||||
}
|
||||
});
|
||||
expect(wrapper.hasClass('van-pagination')).to.be.true;
|
||||
@ -103,14 +101,12 @@ describe('Pagination', () => {
|
||||
showPageSize: 5,
|
||||
nextText: '下一页',
|
||||
previousText: '上一页',
|
||||
value: {
|
||||
currentPage: 2
|
||||
}
|
||||
value: 2
|
||||
}
|
||||
});
|
||||
|
||||
expect(wrapper.find('.van-pagination__prev')[0].element.textContent.trim()).to.equal('上一页');
|
||||
expect(wrapper.find('.van-pagination__next')[0].element.textContent.trim()).to.equal('下一页');
|
||||
expect(wrapper.find('.van-pagination__prev')[0].text().trim()).to.equal('上一页');
|
||||
expect(wrapper.find('.van-pagination__next')[0].text().trim()).to.equal('下一页');
|
||||
|
||||
wrapper.vm.value = { currentPage: 18 };
|
||||
wrapper.update();
|
||||
@ -119,4 +115,20 @@ describe('Pagination', () => {
|
||||
done();
|
||||
});
|
||||
});
|
||||
|
||||
it('create a multi forceEllipses Pagination && max show page size', () => {
|
||||
wrapper = mount(Pagination, {
|
||||
propsData: {
|
||||
mode: 'multi',
|
||||
totalItems: 120,
|
||||
itemsPerPage: 10,
|
||||
showPageSize: 12,
|
||||
forceEllipses: true,
|
||||
value: 1
|
||||
}
|
||||
});
|
||||
|
||||
const ellipsesLink = wrapper.find('.van-pagination__page')[11];
|
||||
expect(ellipsesLink.text().trim()).to.equal('12');
|
||||
});
|
||||
});
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user