fix: Adjust customize input detect logic

src/Selector/Input.tsx

@@ -15,6 +15,7 @@ interface InputProps {
   tabIndex: number;
 
   onKeyDown: React.KeyboardEventHandler<HTMLInputElement | HTMLTextAreaElement | HTMLElement>;
+  onMouseDown: React.MouseEventHandler<HTMLInputElement | HTMLTextAreaElement | HTMLElement>;
   onChange: React.ChangeEventHandler<HTMLInputElement | HTMLTextAreaElement | HTMLElement>;
 }
 
@@ -38,6 +39,7 @@ const Input: React.RefForwardingComponent<InputRef, InputProps> = (
     accessibilityIndex,
     value,
     onKeyDown,
+    onMouseDown,
     onChange,
     open,
   },
@@ -47,7 +49,12 @@ const Input: React.RefForwardingComponent<InputRef, InputProps> = (
 
   const {
     ref: originRef,
-    props: { onKeyDown: onOriginKeyDown, onChange: onOriginChange, style },
+    props: {
+      onKeyDown: onOriginKeyDown,
+      onChange: onOriginChange,
+      onMouseDown: onOriginMouseDown,
+      style,
+    },
   } = inputNode;
 
   function inputRef(node: InputRef) {
@@ -78,6 +85,12 @@ const Input: React.RefForwardingComponent<InputRef, InputProps> = (
         onOriginKeyDown(event);
       }
     },
+    onMouseDown: (event: React.MouseEvent<HTMLElement>) => {
+      onMouseDown(event);
+      if (onOriginMouseDown) {
+        onOriginMouseDown(event);
+      }
+    },
     onChange: (event: React.ChangeEvent<HTMLElement>) => {
       onChange(event);
       if (onOriginChange) {

src/Selector/MultipleSelector.tsx

@@ -53,6 +53,7 @@ const SelectSelector: React.FC<SelectorProps> = ({
   onSelect,
   onInputChange,
   onInputKeyDown,
+  onInputMouseDown,
 }) => {
   const [motionAppear, setMotionAppear] = React.useState(false);
   const measureRef = React.useRef<HTMLSpanElement>(null);
@@ -170,6 +171,7 @@ const SelectSelector: React.FC<SelectorProps> = ({
           accessibilityIndex={accessibilityIndex}
           value={searchValue}
           onKeyDown={onInputKeyDown}
+          onMouseDown={onInputMouseDown}
           onChange={onInputChange}
           tabIndex={tabIndex}
         />

src/Selector/SingleSelector.tsx

@@ -27,6 +27,7 @@ const SingleSelector: React.FC<SelectorProps> = ({
   activeValue,
 
   onInputKeyDown,
+  onInputMouseDown,
   onInputChange,
 }) => {
   const combobox = mode === 'combobox';
@@ -55,6 +56,7 @@ const SingleSelector: React.FC<SelectorProps> = ({
           accessibilityIndex={accessibilityIndex}
           value={inputValue}
           onKeyDown={onInputKeyDown}
+          onMouseDown={onInputMouseDown}
           onChange={onInputChange}
           tabIndex={tabIndex}
         />

src/Selector/index.tsx

@@ -14,6 +14,7 @@ import MultipleSelector from './MultipleSelector';
 import SingleSelector from './SingleSelector';
 import { LabelValueType, RawValueType } from '../interface/generator';
 import { RenderNode, Mode } from '../interface';
+import useLock from '../hooks/useLock';
 
 export interface InnerSelectorProps {
   prefixCls: string;
@@ -32,6 +33,7 @@ export interface InnerSelectorProps {
   tabIndex?: number;
 
   onInputKeyDown: React.KeyboardEventHandler<HTMLInputElement | HTMLTextAreaElement>;
+  onInputMouseDown: React.MouseEventHandler<HTMLInputElement | HTMLTextAreaElement>;
   onInputChange: React.ChangeEventHandler<HTMLInputElement | HTMLTextAreaElement>;
 }
 
@@ -98,6 +100,8 @@ const Selector: React.RefForwardingComponent<RefSelectorProps, SelectorProps> =
   }));
 
   // ====================== Input ======================
+  const [getInputMouseDown, setInputMouseDown] = useLock(0);
+
   const onInternalInputKeyDown: React.KeyboardEventHandler<HTMLInputElement> = event => {
     const { which } = event;
 
@@ -114,6 +118,14 @@ const Selector: React.RefForwardingComponent<RefSelectorProps, SelectorProps> =
     }
   };
 
+  /**
+   * We can not use `findDOMNode` sine it will get warning,
+   * have to use timer to check if is input element.
+   */
+  const onInternalInputMouseDown: React.MouseEventHandler<HTMLInputElement> = event => {
+    setInputMouseDown(true);
+  };
+
   const onInputChange = ({ target: { value } }) => {
     if (onSearch(value) !== false) {
       onToggleOpen(true);
@@ -129,7 +141,7 @@ const Selector: React.RefForwardingComponent<RefSelectorProps, SelectorProps> =
   };
 
   const onMouseDown: React.MouseEventHandler<HTMLElement> = event => {
-    if (event.target !== inputRef.current) {
+    if (event.target !== inputRef.current && !getInputMouseDown()) {
       event.preventDefault();
     }
 
@@ -140,6 +152,7 @@ const Selector: React.RefForwardingComponent<RefSelectorProps, SelectorProps> =
   const sharedProps = {
     inputRef,
     onInputKeyDown: onInternalInputKeyDown,
+    onInputMouseDown: onInternalInputMouseDown,
     onInputChange,
   };
 

src/generate.tsx

@@ -29,7 +29,7 @@ import {
 import { OptionListProps, RefOptionListProps } from './OptionList';
 import { toInnerValue, toOuterValues, removeLastEnabledValue, getUUID } from './utils/commonUtil';
 import TransBtn from './TransBtn';
-import { useLock } from './hooks/useLock';
+import useLock from './hooks/useLock';
 import useDelayReset from './hooks/useDelayReset';
 import useLayoutEffect from './hooks/useLayoutEffect';
 import { getSeparatedContent } from './utils/valueUtil';
@@ -574,7 +574,8 @@ export default function generateSelector<
      * - true: Search text is empty when first time backspace down
      * - false: Search text is not empty when first time backspace down
      */
-    const [clearLock, setClearLock] = useLock();
+    const [getClearLock, setClearLock] = useLock();
+    const clearLock = getClearLock();
 
     // KeyDown
     const onInternalKeyDown: React.KeyboardEventHandler<HTMLDivElement> = (event, ...rest) => {

src/hooks/useLock.ts

@@ -6,28 +6,28 @@ import * as React from 'react';
  * If set to `false` and then set to `true`, will change to `true`.
  * And after time duration, it will back to `null` automatically.
  */
-export function useLock(duration: number = 250): [boolean, (lock: boolean) => void] {
-  const [lock, setLock] = React.useState<boolean>(null);
-  const lockRef = React.useRef<number>(null);
+export default function useLock(duration: number = 250): [() => boolean, (lock: boolean) => void] {
+  const lockRef = React.useRef<boolean>(null);
+  const timeoutRef = React.useRef<number>(null);
 
   // Clean up
   React.useEffect(
     () => () => {
-      window.clearTimeout(lockRef.current);
+      window.clearTimeout(timeoutRef.current);
     },
     [],
   );
 
   function doLock(locked: boolean) {
-    if (locked || lock === null) {
-      setLock(locked);
+    if (locked || lockRef.current === null) {
+      lockRef.current = locked;
     }
 
-    window.clearTimeout(lockRef.current);
-    lockRef.current = window.setTimeout(() => {
-      setLock(null);
+    window.clearTimeout(timeoutRef.current);
+    timeoutRef.current = window.setTimeout(() => {
+      lockRef.current = null;
     }, duration);
   }
 
-  return [lock, doLock];
+  return [() => lockRef.current, doLock];
 }

tests/Hooks.test.tsx

@@ -1,6 +1,6 @@
 import React from 'react';
 import { mount } from 'enzyme';
-import { useLock } from '../src/hooks/useLock';
+import useLock from '../src/hooks/useLock';
 import { injectRunAllTimers } from './utils/common';
 
 describe('Hooks', () => {

tests/Select.test.tsx

@@ -722,12 +722,19 @@ describe('Select.Basic', () => {
   it('combobox could customize input element', () => {
     const onKeyDown = jest.fn();
     const onChange = jest.fn();
+    const onMouseDown = jest.fn();
     const textareaRef = jest.fn();
+    const mouseDownPreventDefault = jest.fn();
     const wrapper = mount(
       <Select
         mode="combobox"
         getInputElement={() => (
-          <textarea onKeyDown={onKeyDown} onChange={onChange} ref={textareaRef} />
+          <textarea
+            onKeyDown={onKeyDown}
+            onChange={onChange}
+            onMouseDown={onMouseDown}
+            ref={textareaRef}
+          />
         )}
       >
         <Option value="1">1</Option>
@@ -740,13 +747,16 @@ describe('Select.Basic', () => {
     wrapper
       .find('.rc-select')
       .find('textarea')
+      .simulate('mouseDown', { preventDefault: mouseDownPreventDefault })
       .simulate('keyDown', { which: KeyCode.NUM_ONE })
       .simulate('change', { value: '1' });
 
     selectItem(wrapper);
     expect(wrapper.find('textarea').props().value).toEqual('1');
+    expect(mouseDownPreventDefault).not.toHaveBeenCalled();
     expect(onKeyDown).toHaveBeenCalled();
     expect(onChange).toHaveBeenCalled();
+    expect(onMouseDown).toHaveBeenCalled();
     expect(textareaRef).toHaveBeenCalled();
   });