在运行 Android 10 的小米设备上的 TextInput 中的电子邮件检测崩溃

Question

当我们在输入框中输入电子邮件地址时，我们收到如下错误：

java.lang.NullPointerException: Attempt to invoke direct method 'void android.widget.Editor$SelectionModifierCursorController.initDrawables()' on a null object reference
at android.widget.Editor$SelectionModifierCursorController.access$300(Editor.java:6726)
at android.widget.Editor.getEmailPopupWindow(Editor.java:1476)
at android.widget.Editor.showEmailPopupWindow(Editor.java:1484)
at android.widget.Editor.handleEmailPopup(Editor.java:1463)
at android.widget.Editor.updateCursorPosition(Editor.java:2106)
at android.widget.TextView.getUpdatedHighlightPath(TextView.java:7824)
at android.widget.TextView.onDraw(TextView.java:8009)
at android.view.View.draw(View.java:21628)
at android.view.View.updateDisplayListIfDirty(View.java:20497)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:4409)
at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:4382)
at android.view.View.updateDisplayListIfDirty(View.java:20457)
at android.view.ThreadedRenderer.updateViewTreeDisplayList(ThreadedRenderer.java:575)
at android.view.ThreadedRenderer.updateRootDisplayList(ThreadedRenderer.java:581)
at android.view.ThreadedRenderer.draw(ThreadedRenderer.java:654)
at android.view.ViewRootImpl.draw(ViewRootImpl.java:3713)
at android.view.ViewRootImpl.performDraw(ViewRootImpl.java:3508)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2845)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1800)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:7792)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1031)
at android.view.Choreographer.doCallbacks(Choreographer.java:854)
at android.view.Choreographer.doFrame(Choreographer.java:789)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:1016)
at android.os.Handler.handleCallback(Handler.java:883)
at android.os.Handler.dispatchMessage(Handler.java:100)
at android.os.Looper.loop(Looper.java:224)
at android.app.ActivityThread.main(ActivityThread.java:7560)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:539)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:950)

我们尝试通过添加以下代码来修复它

import { Platform, TextInput } from 'react-native';

const { 版本 } = 平台；

const BrandNeedingWorkaround = ['redmi', 'xiaomi', 'poco', 'pocophone']; const需要XiaomiWorkaround =brandNeedingWorkaround.includes(RNInfo.getBrand().toLowerCase()) && 版本 > 28;

const InputTextWrapper = forwardRef(({ onFocus, caretHidden, ...others }, ref) => { const [hackCaretHidden, setHackCaretHidden] = useState(needsXiaomiWorkaround ? true : caretHidden);

const handleFocus = useCallback(() => {
    if (needsXiaomiWorkaround) {
        setHackCaretHidden(caretHidden);
    }
    if (onFocus) onFocus();
}, [onFocus, caretHidden]);

return (
    <TextInput
        ref={ref}
        {...others}
        onFocus={handleFocus}
        caretHidden={hackCaretHidden}
    />
);

});

但它仍然无法正常工作。请为我们提供解决此问题的解决方案。

Answer 1

希望对你有帮助

https://github.com/facebook/react-native/issues/27204#issuecomment-556998391

一些开发人员使用 TextInput 中的 'editable' 道具让它工作

const [editable, setEditable] = React.useState(false)

React.useEffect(() => {
  React.useEffect(() => {
  setTimeout(() => {
    setEditable(true)
  }, 100)
}, [])

return (
  <TextInput
    editable={editable}
    ...
  />
)

Answer 2

或者干脆

const [editable, setEditable] = useState(false);

useEffect(() => {
    setEditable(true);
  }, []);

<TextInput
editable={editable}
/>

也帮我解决了