246 lines
9.0 KiB
Markdown
246 lines
9.0 KiB
Markdown
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## DateTimePicker 日期时间选择器
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在同一个选择器里选择日期和时间
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:::tip
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DateTimePicker 由 DatePicker 和 TimePicker 派生，`Picker Options` 或者其他选项可以参照 DatePicker 和 TimePicker。
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:::
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### 日期和时间点
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:::demo 通过设置`type`属性为`datetime`，即可在同一个选择器里同时进行日期和时间的选择。快捷选项的使用方法与 Date Picker 相同。
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```html
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<template>
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<div class="block">
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<span class="demonstration">默认</span>
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<el-date-picker
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v-model="value1"
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type="datetime"
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placeholder="选择日期时间">
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</el-date-picker>
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</div>
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<div class="block">
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<span class="demonstration">带快捷选项</span>
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<el-date-picker
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v-model="value2"
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type="datetime"
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placeholder="选择日期时间"
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align="right"
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:picker-options="pickerOptions">
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</el-date-picker>
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</div>
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<div class="block">
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<span class="demonstration">设置默认时间</span>
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<el-date-picker
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v-model="value3"
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type="datetime"
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placeholder="选择日期时间"
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default-time="12:00:00">
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</el-date-picker>
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</div>
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</template>
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<script>
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export default {
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data() {
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return {
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pickerOptions: {
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shortcuts: [{
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text: '今天',
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onClick(picker) {
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picker.$emit('pick', new Date());
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}
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}, {
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text: '昨天',
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onClick(picker) {
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const date = new Date();
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date.setTime(date.getTime() - 3600 * 1000 * 24);
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picker.$emit('pick', date);
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}
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}, {
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text: '一周前',
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onClick(picker) {
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const date = new Date();
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date.setTime(date.getTime() - 3600 * 1000 * 24 * 7);
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picker.$emit('pick', date);
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}
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}]
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},
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value1: '',
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value2: '',
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value3: ''
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};
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}
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};
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</script>
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```
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:::
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### 日期和时间范围
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:::demo 设置`type`为`datetimerange`即可选择日期和时间范围
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```html
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<template>
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<div class="block">
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<span class="demonstration">默认</span>
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<el-date-picker
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v-model="value1"
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type="datetimerange"
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range-separator="至"
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start-placeholder="开始日期"
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end-placeholder="结束日期">
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</el-date-picker>
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</div>
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<div class="block">
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<span class="demonstration">带快捷选项</span>
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<el-date-picker
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v-model="value2"
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type="datetimerange"
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:picker-options="pickerOptions"
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range-separator="至"
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start-placeholder="开始日期"
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end-placeholder="结束日期"
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align="right">
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</el-date-picker>
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</div>
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</template>
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<script>
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export default {
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data() {
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return {
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pickerOptions: {
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shortcuts: [{
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text: '最近一周',
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onClick(picker) {
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const end = new Date();
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const start = new Date();
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start.setTime(start.getTime() - 3600 * 1000 * 24 * 7);
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picker.$emit('pick', [start, end]);
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}
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}, {
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text: '最近一个月',
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onClick(picker) {
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const end = new Date();
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const start = new Date();
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start.setTime(start.getTime() - 3600 * 1000 * 24 * 30);
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picker.$emit('pick', [start, end]);
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}
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}, {
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text: '最近三个月',
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onClick(picker) {
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const end = new Date();
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const start = new Date();
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start.setTime(start.getTime() - 3600 * 1000 * 24 * 90);
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picker.$emit('pick', [start, end]);
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}
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}]
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},
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value1: [new Date(2000, 10, 10, 10, 10), new Date(2000, 10, 11, 10, 10)],
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value2: ''
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};
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}
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};
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</script>
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```
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:::
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### 默认的起始与结束时刻
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:::demo 使用`datetimerange`进行范围选择时，在日期选择面板中选定起始与结束的日期，默认会使用该日期的`00:00:00`作为起始与结束的时刻；通过选项`default-time`可以控制选中起始与结束日期时所使用的具体时刻。`default-time`接受一个数组，数组每项值为字符串，形如`12:00:00`，其中第一项控制起始日期的具体时刻，第二项控制结束日期的具体时刻。
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```html
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<template>
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<div class="block">
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<span class="demonstration">起始日期时刻为 12:00:00</span>
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<el-date-picker
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v-model="value1"
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type="datetimerange"
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start-placeholder="开始日期"
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end-placeholder="结束日期"
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:default-time="['12:00:00']">
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</el-date-picker>
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</div>
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<div class="block">
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<span class="demonstration">起始日期时刻为 12:00:00，结束日期时刻为 08:00:00</span>
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<el-date-picker
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v-model="value2"
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type="datetimerange"
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align="right"
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start-placeholder="开始日期"
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end-placeholder="结束日期"
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:default-time="['12:00:00', '08:00:00']">
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</el-date-picker>
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</div>
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</template>
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<script>
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export default {
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data() {
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return {
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value1: '',
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value2: ''
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};
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}
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};
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</script>
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```
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:::
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### Attributes
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| 参数 | 说明 | 类型 | 可选值 | 默认值 |
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|---------- |-------------- |---------- |-------------------------------- |-------- |
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| value / v-model | 绑定值 | date(DateTimePicker) / array(DateTimeRangePicker) | — | — |
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| readonly | 完全只读 | boolean | — | false |
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| disabled | 禁用 | boolean | — | false |
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| editable | 文本框可输入 | boolean | — | true |
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| clearable | 是否显示清除按钮 | boolean | — | true |
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| size | 输入框尺寸 | string | large, small, mini | — |
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| placeholder | 非范围选择时的占位内容 | string | — | — |
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| start-placeholder | 范围选择时开始日期的占位内容 | string | — | — |
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| end-placeholder | 范围选择时结束日期的占位内容 | string | — | — |
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| time-arrow-control | 是否使用箭头进行时间选择 | boolean | — | false |
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| type | 显示类型 | string | year/month/date/week/ datetime/datetimerange/daterange | date |
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| format | 显示在输入框中的格式 | string | 见[日期格式](#/zh-CN/component/date-picker#ri-qi-ge-shi) | yyyy-MM-dd HH:mm:ss |
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| align | 对齐方式 | string | left, center, right | left |
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| popper-class | DateTimePicker 下拉框的类名 | string | — | — |
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| picker-options | 当前时间日期选择器特有的选项参考下表 | object | — | {} |
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| range-separator | 选择范围时的分隔符 | string | - | '-' |
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| default-value | 可选，选择器打开时默认显示的时间 | Date | 可被`new Date()`解析 | — |
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| default-time | 选中日期后的默认具体时刻 | 非范围选择时：string / 范围选择时：string[] | 非范围选择时：形如`12:00:00`的字符串；范围选择时：数组，长度为 2，每项值为字符串，形如`12:00:00`，第一项指定开始日期的时刻，第二项指定结束日期的时刻。不指定会使用时刻 `00:00:00` | — |
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| value-format | 可选，绑定值的格式。不指定则绑定值为 Date 对象 | string | 见[日期格式](#/zh-CN/component/date-picker#ri-qi-ge-shi) | — |
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| name | 原生属性 | string | — | — |
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| unlink-panels | 在范围选择器里取消两个日期面板之间的联动 | boolean | — | false |
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| prefix-icon | 自定义头部图标的类名 | string | — | el-icon-date |
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| clear-icon | 自定义清空图标的类名 | string | — | el-icon-circle-close |
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### Picker Options
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| 参数 | 说明 | 类型 | 可选值 | 默认值 |
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|---------- |-------------- |---------- |-------------------------------- |-------- |
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| shortcuts | 设置快捷选项，需要传入 { text, onClick } 对象用法参考 demo 或下表 | Object[] | — | — |
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| disabledDate | 设置禁用状态，参数为当前日期，要求返回 Boolean | Function | — | — |
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| cellClassName | 设置日期的 className | Function(Date) | — | — |
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| firstDayOfWeek | 周起始日 | Number | 1 到 7 | 7 |
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### Shortcuts
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| 参数 | 说明 | 类型 | 可选值 | 默认值 |
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|---------- |-------------- |---------- |-------------------------------- |-------- |
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| text | 标题文本 | string | — | — |
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| onClick | 选中后的回调函数，参数是 vm，可通过触发 'pick' 事件设置选择器的值。例如 vm.$emit('pick', new Date()) | function | — | — |
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### Events
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| Event Name | Description | Parameters |
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|---------|--------|---------|
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| change | 用户确认选定的值时触发 | 组件绑定值。格式与绑定值一致，可受 `value-format` 控制 |
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| blur | 当 input 失去焦点时触发 | 组件实例 |
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| focus | 当 input 获得焦点时触发 | 组件实例 |
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### Methods
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| 方法名 | 说明 | 参数 |
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| ---- | ---- | ---- |
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| focus | 使 input 获取焦点 | — |
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### Slots
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| Name | 说明 |
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|---------|-------------|
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| range-separator | 自定义分隔符 |
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