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| <template>
| <div :class="[prefixCls]" @mouseenter="handleShowPopper" @mouseleave="handleClosePopper">
| <div :class="[prefixCls + '-rel']" ref="reference">
| <slot></slot>
| </div>
| <transition name="fade">
| <div
| :class="dropdownCls"
| :style="dropStyles"
| ref="popper"
| v-show="!disabled && (visible || always)"
| @mouseenter="handleShowPopper"
| @mouseleave="handleClosePopper"
| :data-transfer="transfer"
| v-transfer-dom>
| <div :class="[prefixCls + '-content']">
| <div :class="[prefixCls + '-arrow']"></div>
| <div :class="innerClasses" :style="innerStyles"><slot name="content">{{ content }}</slot></div>
| </div>
| </div>
| </transition>
| </div>
| </template>
| <script>
| import Popper from '../base/popper';
| import TransferDom from '../../directives/transfer-dom';
| import { oneOf } from '../../utils/assist';
| import { transferIndex, transferIncrease } from '../../utils/transfer-queue';
|
| const prefixCls = 'ivu-tooltip';
|
| export default {
| name: 'Tooltip',
| directives: { TransferDom },
| mixins: [Popper],
| props: {
| placement: {
| validator (value) {
| return oneOf(value, ['top', 'top-start', 'top-end', 'bottom', 'bottom-start', 'bottom-end', 'left', 'left-start', 'left-end', 'right', 'right-start', 'right-end']);
| },
| default: 'bottom'
| },
| content: {
| type: [String, Number],
| default: ''
| },
| delay: {
| type: Number,
| default: 100
| },
| disabled: {
| type: Boolean,
| default: false
| },
| controlled: { // under this prop,Tooltip will not close when mouseleave
| type: Boolean,
| default: false
| },
| always: {
| type: Boolean,
| default: false
| },
| transfer: {
| type: Boolean,
| default () {
| return !this.$IVIEW || this.$IVIEW.transfer === '' ? false : this.$IVIEW.transfer;
| }
| },
| theme: {
| validator (value) {
| return oneOf(value, ['dark', 'light']);
| },
| default: 'dark'
| },
| maxWidth: {
| type: [String, Number]
| },
| transferClassName: {
| type: String
| }
| },
| data () {
| return {
| prefixCls: prefixCls,
| tIndex: this.handleGetIndex()
| };
| },
| computed: {
| innerStyles () {
| const styles = {};
| if (this.maxWidth) styles['max-width'] = `${this.maxWidth}px`;
| return styles;
| },
| innerClasses () {
| return [
| `${prefixCls}-inner`,
| {
| [`${prefixCls}-inner-with-width`]: !!this.maxWidth
| }
| ];
| },
| dropStyles () {
| let styles = {};
| if (this.transfer) styles['z-index'] = 1060 + this.tIndex;
|
| return styles;
| },
| dropdownCls () {
| return [
| `${prefixCls}-popper`,
| `${prefixCls}-${this.theme}`,
| {
| [prefixCls + '-transfer']: this.transfer,
| [this.transferClassName]: this.transferClassName
| }
| ];
| }
| },
| watch: {
| content () {
| this.updatePopper();
| }
| },
| methods: {
| handleShowPopper() {
| if (this.timeout) clearTimeout(this.timeout);
| this.timeout = setTimeout(() => {
| this.visible = true;
| }, this.delay);
| this.tIndex = this.handleGetIndex();
| },
| handleClosePopper() {
| if (this.timeout) {
| clearTimeout(this.timeout);
| if (!this.controlled) {
| this.timeout = setTimeout(() => {
| this.visible = false;
| }, 100);
| }
| }
| },
| handleGetIndex () {
| transferIncrease();
| return transferIndex;
| },
| },
| mounted () {
| if (this.always) {
| this.updatePopper();
| }
| }
| };
| </script>
|
|
