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fix: opt out of ssr full to avoid initial flashing #665

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3 changes: 3 additions & 0 deletions docs/demo/ssr-off.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
## ssr off

<code src="../examples/ssr-off.tsx"></code>
71 changes: 71 additions & 0 deletions docs/examples/ssr-off.tsx
Original file line number Diff line number Diff line change
@@ -0,0 +1,71 @@
import React from 'react';
import '../../assets/index.less';
import Menu, { Divider, Item as MenuItem, SubMenu } from '../../src';

const nestSubMenu = (
<SubMenu
title={<span className="submenu-title-wrapper">offset sub menu 2</span>}
key="4"
popupOffset={[10, 15]}
>
<MenuItem key="4-1">inner inner</MenuItem>
<Divider />
<SubMenu
key="4-2"
title={<span className="submenu-title-wrapper">sub menu 1</span>}
>
<SubMenu
title={<span className="submenu-title-wrapper">sub 4-2-0</span>}
key="4-2-0"
>
<MenuItem key="4-2-0-1">inner inner</MenuItem>
<MenuItem key="4-2-0-2">inner inner2</MenuItem>
</SubMenu>
<MenuItem key="4-2-1">inn</MenuItem>
<SubMenu
title={<span className="submenu-title-wrapper">sub menu 4</span>}
key="4-2-2"
>
<MenuItem key="4-2-2-1">inner inner</MenuItem>
<MenuItem key="4-2-2-2">inner inner2</MenuItem>
</SubMenu>
<SubMenu
title={<span className="submenu-title-wrapper">sub menu 3</span>}
key="4-2-3"
>
<MenuItem key="4-2-3-1">inner inner</MenuItem>
<MenuItem key="4-2-3-2">inner inner2</MenuItem>
</SubMenu>
</SubMenu>
</SubMenu>
);

function handleClick(info) {
console.log(`clicked ${info.key}`);
console.log(info);
}

function Demo() {
return (
<>
<Menu mode="horizontal" onClick={handleClick} ssr="off">
<SubMenu
title={<span className="submenu-title-wrapper">sub menu</span>}
key="1"
>
<MenuItem key="1-1">0-1</MenuItem>
<MenuItem key="1-2">0-2</MenuItem>
</SubMenu>
{nestSubMenu}
<MenuItem key="2">1</MenuItem>
<MenuItem key="3">outer</MenuItem>
<MenuItem key="5" disabled>
disabled
</MenuItem>
<MenuItem key="6">outer3</MenuItem>
</Menu>
</>
);
}

export default Demo;
9 changes: 8 additions & 1 deletion src/Menu.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -78,6 +78,9 @@ export interface MenuProps
activeKey?: string;
defaultActiveFirst?: boolean;

// SSR control
ssr?: 'full' | 'off';

// Selection
selectable?: boolean;
multiple?: boolean;
Expand Down Expand Up @@ -183,6 +186,9 @@ const Menu = React.forwardRef<MenuRef, MenuProps>((props, ref) => {
activeKey,
defaultActiveFirst,

// SSR
ssr,

// Selection
selectable = true,
multiple = false,
Expand Down Expand Up @@ -239,6 +245,7 @@ const Menu = React.forwardRef<MenuRef, MenuProps>((props, ref) => {
const uuid = useUUID(id);

const isRtl = direction === 'rtl';
const ssrVal = ssr === 'off' ? undefined : 'full';

// ========================= Warn =========================
if (process.env.NODE_ENV !== 'production') {
Expand Down Expand Up @@ -581,7 +588,7 @@ const Menu = React.forwardRef<MenuRef, MenuProps>((props, ref) => {
? Overflow.INVALIDATE
: Overflow.RESPONSIVE
}
ssr="full"
ssr={ssrVal}
data-menu-list
onVisibleChange={newLastIndex => {
setLastVisibleIndex(newLastIndex);
Expand Down