drawer.vue
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<template>
<div v-transfer-dom :data-transfer="transfer">
<transition name="fade">
<div :class="maskClasses" :style="maskStyle" v-show="visible" v-if="mask" @click="handleMask"></div>
</transition>
<div :class="wrapClasses" @click="handleWrapClick">
<transition :name="'move-' + placement">
<div :class="classes" :style="mainStyles" v-show="visible">
<div :class="contentClasses" ref="content">
<a class="ivu-drawer-close" v-if="closable" @click="close">
<slot name="close">
<Icon type="ios-close"></Icon>
</slot>
</a>
<div :class="[prefixCls + '-header']" v-if="showHead"><slot name="header"><div :class="[prefixCls + '-header-inner']">{{ title }}</div></slot></div>
<div :class="[prefixCls + '-body']" :style="styles"><slot></slot></div>
</div>
</div>
</transition>
</div>
</div>
</template>
<script>
import Icon from '../icon';
import { oneOf, findBrothersComponents, findComponentsUpward } from '../../utils/assist';
import TransferDom from '../../directives/transfer-dom';
import Emitter from '../../mixins/emitter';
import ScrollbarMixins from '../modal/mixins-scrollbar';
const prefixCls = 'ivu-drawer';
export default {
name: 'Drawer',
mixins: [ Emitter, ScrollbarMixins ],
components: { Icon },
directives: { TransferDom },
props: {
value: {
type: Boolean,
default: false
},
title: {
type: String
},
width: {
type: [Number, String],
default: 256
},
closable: {
type: Boolean,
default: true
},
maskClosable: {
type: Boolean,
default: true
},
mask: {
type: Boolean,
default: true
},
maskStyle: {
type: Object
},
styles: {
type: Object
},
scrollable: {
type: Boolean,
default: false
},
placement: {
validator (value) {
return oneOf(value, ['left', 'right']);
},
default: 'right'
},
zIndex: {
type: Number,
default: 1000
},
transfer: {
type: Boolean,
default () {
return !this.$IVIEW || this.$IVIEW.transfer === '' ? true : this.$IVIEW.transfer;
}
},
className: {
type: String
},
inner: {
type: Boolean,
default: false
}
},
data () {
return {
prefixCls: prefixCls,
visible: this.value,
wrapShow: false,
showHead: true,
};
},
computed: {
wrapClasses () {
return [
`${prefixCls}-wrap`,
{
[`${prefixCls}-hidden`]: !this.wrapShow,
[`${this.className}`]: !!this.className,
[`${prefixCls}-no-mask`]: !this.mask,
[`${prefixCls}-wrap-inner`]: this.inner
}
];
},
mainStyles () {
let style = {};
const width = parseInt(this.width);
const styleWidth = {
width: width <= 100 ? `${width}%` : `${width}px`
};
Object.assign(style, styleWidth);
return style;
},
contentClasses () {
return [
`${prefixCls}-content`,
{
[`${prefixCls}-content-no-mask`]: !this.mask
}
];
},
classes () {
return [
`${prefixCls}`,
`${prefixCls}-${this.placement}`,
{
[`${prefixCls}-no-header`]: !this.showHead,
[`${prefixCls}-inner`]: this.inner
}
];
},
maskClasses () {
return [
`${prefixCls}-mask`,
{
[`${prefixCls}-mask-inner`]: this.inner
}
];
}
},
methods: {
close () {
this.visible = false;
this.$emit('input', false);
this.$emit('on-close');
},
handleMask () {
if (this.maskClosable && this.mask) {
this.close();
}
},
handleWrapClick (event) {
// use indexOf,do not use === ,because ivu-modal-wrap can have other custom className
const className = event.target.getAttribute('class');
if (className && className.indexOf(`${prefixCls}-wrap`) > -1) this.handleMask();
},
},
mounted () {
if (this.visible) {
this.wrapShow = true;
}
let showHead = true;
if (this.$slots.header === undefined && !this.title) {
showHead = false;
}
this.showHead = showHead;
},
beforeDestroy () {
this.removeScrollEffect();
},
watch: {
value (val) {
this.visible = val;
},
visible (val) {
if (val === false) {
this.timer = setTimeout(() => {
this.wrapShow = false;
// #4831 Check if there are any drawers left at the parent level
const brotherDrawers = findBrothersComponents(this, 'Drawer') || [];
const parentDrawers = findComponentsUpward(this, 'Drawer') || [];
const otherDrawers = [].concat(brotherDrawers).concat(parentDrawers);
const isScrollDrawer = otherDrawers.some(item => item.visible && !item.scrollable);
if (!isScrollDrawer) {
this.removeScrollEffect();
}
}, 300);
} else {
if (this.timer) clearTimeout(this.timer);
this.wrapShow = true;
if (!this.scrollable) {
this.addScrollEffect();
}
}
this.broadcast('Table', 'on-visible-change', val);
this.broadcast('Slider', 'on-visible-change', val); // #2852
this.$emit('on-visible-change', val);
},
scrollable (val) {
if (!val) {
this.addScrollEffect();
} else {
this.removeScrollEffect();
}
},
title (val) {
if (this.$slots.header === undefined) {
this.showHead = !!val;
}
}
}
};
</script>