TextInput value flickers when adding new lines
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Description
Description
Text inside text input is flickering while going to next line as well as deleting text (video 1)
but problem solved if i give height prop instead of maxHeight to the textinput or specify number of lines (video 2)
code
<TextInput
multiline
onFocus={() => setIsFocused(true)}
underlineColorAndroid={'red'}
style={{
color: colors.text,
// height: 350,
fontSize: 18,
maxHeight: 350,
marginLeft: 5,
width: '100%',
}}
textAlignVertical="top"
spellCheck={false}
onChange={e => setText(e.nativeEvent.text)}>
{txt}
Steps to reproduce
React Native Version
0.73.5
Affected Platforms
Runtime - Android
Output of npx react-native info
info Fetching system and libraries information...
System:
OS: Windows 11 10.0.22631
CPU: "(8) x64 AMD Ryzen 3 5300U with Radeon Graphics "
Memory: 969.45 MB / 7.33 GB
Binaries:
Node:
version: 20.11.0
path: C:\Program Files\nodejs\node.EXE
Yarn: Not Found
npm:
version: 10.5.0
path: C:\Program Files\nodejs\npm.CMD
Watchman: Not Found
SDKs:
Android SDK:
API Levels:
- "21"
- "28"
- "29"
- "30"
- "31"
- "33"
- "34"
Build Tools:
- 29.0.2
- 30.0.3
- 33.0.0
- 33.0.1
- 34.0.0
System Images:
- android-34 | Google APIs Intel x86_64 Atom
Android NDK: Not Found
Windows SDK:
AllowDevelopmentWithoutDevLicense: Enabled
Versions:
- 10.0.19041.0
IDEs:
Android Studio: AI-222.4459.24.2221.10121639
Visual Studio: Not Found
Languages:
Java: 17.0.8
Ruby: Not Found
npmPackages:
"@react-native-community/cli": Not Found
react:
installed: 18.2.0
wanted: 18.2.0
react-native:
installed: 0.73.5
wanted: 0.73.5
react-native-windows: Not Found
npmGlobalPackages:
"*react-native*": Not Found
Android:
hermesEnabled: true
newArchEnabled: false
iOS:
hermesEnabled: Not found
newArchEnabled: Not found
Stacktrace or Logs
-
Reproducer
snack.expo.dev/@akshaykhapare/carefree-blue-croissant?platform=android
Screenshots and Videos
video 1
https://github.com/facebook/react-native/assets/139696100/89d6f958-aefd-401e-b9dc-40a9f799abd8
video 2
https://github.com/facebook/react-native/assets/139696100/38443aae-2857-47db-b8ec-0047d9dd07fd
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
The issue names no source file or test. Start by running the linked Expo Snack on Android and reproduce the flicker while adding or deleting lines in a multiline TextInput using maxHeight; done means the flicker is gone without requiring a fixed height or explicit line count.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- android, react-native
- Domain
- mobile-dev
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 42/100