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InkTabBarNode.jsx
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InkTabBarNode.jsx
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import PropTypes from '../../_util/vue-types';
import {
setTransform,
isTransform3dSupported,
getLeft,
getStyle,
getTop,
getActiveIndex,
} from './utils';
import BaseMixin from '../../_util/BaseMixin';
function componentDidUpdate(component, init) {
const { styles = {}, panels, activeKey, direction } = component.$props;
const rootNode = component.getRef('root');
const wrapNode = component.getRef('nav') || rootNode;
const inkBarNode = component.getRef('inkBar');
const activeTab = component.getRef('activeTab');
const inkBarNodeStyle = inkBarNode.style;
const tabBarPosition = component.$props.tabBarPosition;
const activeIndex = getActiveIndex(panels, activeKey);
if (init) {
// prevent mount animation
inkBarNodeStyle.display = 'none';
}
if (activeTab) {
const tabNode = activeTab;
const transformSupported = isTransform3dSupported(inkBarNodeStyle);
// Reset current style
setTransform(inkBarNodeStyle, '');
inkBarNodeStyle.width = '';
inkBarNodeStyle.height = '';
inkBarNodeStyle.left = '';
inkBarNodeStyle.top = '';
inkBarNodeStyle.bottom = '';
inkBarNodeStyle.right = '';
if (tabBarPosition === 'top' || tabBarPosition === 'bottom') {
let left = getLeft(tabNode, wrapNode);
let width = tabNode.offsetWidth;
// If tabNode'width width equal to wrapNode'width when tabBarPosition is top or bottom
// It means no css working, then ink bar should not have width until css is loaded
// Fix https://github.com/ant-design/ant-design/issues/7564
if (width === rootNode.offsetWidth) {
width = 0;
} else if (styles.inkBar && styles.inkBar.width !== undefined) {
width = parseFloat(styles.inkBar.width, 10);
if (width) {
left += (tabNode.offsetWidth - width) / 2;
}
}
if (direction === 'rtl') {
left = getStyle(tabNode, 'margin-left') - left;
}
// use 3d gpu to optimize render
if (transformSupported) {
setTransform(inkBarNodeStyle, `translate3d(${left}px,0,0)`);
} else {
inkBarNodeStyle.left = `${left}px`;
}
inkBarNodeStyle.width = `${width}px`;
} else {
let top = getTop(tabNode, wrapNode, true);
let height = tabNode.offsetHeight;
if (styles.inkBar && styles.inkBar.height !== undefined) {
height = parseFloat(styles.inkBar.height, 10);
if (height) {
top += (tabNode.offsetHeight - height) / 2;
}
}
if (transformSupported) {
setTransform(inkBarNodeStyle, `translate3d(0,${top}px,0)`);
inkBarNodeStyle.top = '0';
} else {
inkBarNodeStyle.top = `${top}px`;
}
inkBarNodeStyle.height = `${height}px`;
}
}
inkBarNodeStyle.display = activeIndex !== -1 ? 'block' : 'none';
}
export default {
name: 'InkTabBarNode',
mixins: [BaseMixin],
props: {
inkBarAnimated: {
type: Boolean,
default: true,
},
direction: PropTypes.string,
prefixCls: String,
styles: Object,
tabBarPosition: String,
saveRef: PropTypes.func.def(() => {}),
getRef: PropTypes.func.def(() => {}),
panels: PropTypes.array,
activeKey: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
},
updated() {
this.$nextTick(function() {
componentDidUpdate(this);
});
},
mounted() {
this.$nextTick(function() {
componentDidUpdate(this, true);
});
},
render() {
const { prefixCls, styles = {}, inkBarAnimated } = this;
const className = `${prefixCls}-ink-bar`;
const classes = {
[className]: true,
[inkBarAnimated ? `${className}-animated` : `${className}-no-animated`]: true,
};
return (
<div
style={styles.inkBar}
class={classes}
key="inkBar"
{...{
directives: [
{
name: 'ant-ref',
value: this.saveRef('inkBar'),
},
],
}}
/>
);
},
};