ant-design-vue/components/vc-tree/MotionTreeNode.tsx

126 lines
3.5 KiB
Vue

import TreeNode from './TreeNode';
import type { FlattenNode } from './interface';
import { useInjectTreeContext } from './contextTypes';
import type { PropType } from 'vue';
import {
computed,
nextTick,
defineComponent,
onBeforeUnmount,
onMounted,
ref,
Transition,
watch,
} from 'vue';
import { treeNodeProps } from './props';
import collapseMotion from '../_util/collapseMotion';
export default defineComponent({
name: 'MotionTreeNode',
inheritAttrs: false,
props: {
...treeNodeProps,
active: Boolean,
motion: Object,
motionNodes: { type: Array as PropType<FlattenNode[]> },
onMotionStart: Function,
onMotionEnd: Function,
motionType: String,
// treeNodeRequiredProps: { type: Object as PropType<TreeNodeRequiredProps> },
},
slots: ['title', 'icon', 'switcherIcon', 'checkable'],
setup(props, { attrs, slots }) {
const visible = ref(true);
const context = useInjectTreeContext();
const motionedRef = ref(false);
const transitionProps = computed(() => {
if (props.motion) {
return props.motion;
} else {
return collapseMotion();
}
});
const onMotionEnd = (node?: HTMLDivElement, type?: 'appear' | 'leave') => {
if (type === 'appear') {
transitionProps.value?.onAfterEnter?.(node);
} else if (type === 'leave') {
transitionProps.value?.onAfterLeave?.(node);
}
if (!motionedRef.value) {
props.onMotionEnd();
}
motionedRef.value = true;
};
watch(
() => props.motionNodes,
() => {
if (props.motionNodes && props.motionType === 'hide' && visible.value) {
nextTick(() => {
visible.value = false;
});
}
},
{ immediate: true, flush: 'post' },
);
onMounted(() => {
props.motionNodes && props.onMotionStart();
});
onBeforeUnmount(() => {
props.motionNodes && onMotionEnd();
});
return () => {
const { motion, motionNodes, motionType, active, eventKey, ...otherProps } = props;
if (motionNodes) {
return (
<Transition
{...transitionProps.value}
appear={motionType === 'show'}
onAfterAppear={(node: HTMLDivElement) => onMotionEnd(node, 'appear')}
onAfterLeave={(node: HTMLDivElement) => onMotionEnd(node, 'leave')}
>
<div v-show={visible.value} class={`${context.value.prefixCls}-treenode-motion`}>
{motionNodes.map((treeNode: FlattenNode) => {
const {
data: { ...restProps },
title,
key,
isStart,
isEnd,
} = treeNode;
delete restProps.children;
return (
<TreeNode
v-slots={slots}
{...restProps}
title={title}
active={active}
data={treeNode.data}
key={key}
eventKey={key}
isStart={isStart}
isEnd={isEnd}
/>
);
})}
</div>
</Transition>
);
}
return (
<TreeNode
v-slots={slots}
domRef={ref}
class={attrs.class}
style={attrs.style}
{...otherProps}
active={active}
eventKey={eventKey}
/>
);
};
},
});