iview/src/components/tooltip/tooltip.vue
2019-08-27 09:42:40 +08:00

140 lines
4.4 KiB
Vue

<template>
<div :class="[prefixCls]" @mouseenter="handleShowPopper" @mouseleave="handleClosePopper">
<div :class="[prefixCls + '-rel']" ref="reference">
<slot></slot>
</div>
<transition name="fade">
<div
:class="[prefixCls + '-popper', prefixCls + '-' + theme]"
: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.$IVIEW.transfer;
}
},
theme: {
validator (value) {
return oneOf(value, ['dark', 'light']);
},
default: 'dark'
},
maxWidth: {
type: [String, Number]
}
},
data () {
return {
prefixCls: prefixCls,
tIndex: this.handleGetIndex()
};
},
computed: {
innerStyles () {
const styles = {};
if (this.maxWidth) styles['max-width'] = `${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;
}
},
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>