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[master, v1.12.3-pre.49] PageView's last page no longer snaps when viewportFraction is set to less than 1 #45096
Description
Steps to Reproduce
PageController's viewportFraction property is set to less than 1, and there is a bounce when switching pages.
https://gist.github.com/januwA/8bfdbcfe3436231c48f437a3e72729e6
λ flutter doctor -v
[√] Flutter (Channel master, v1.12.3-pre.49, on Microsoft Windows [Version 10.0.18362.476], locale zh-CN)
• Flutter version 1.12.3-pre.49 at D:\my-tools\flutter
• Framework revision 21e6fe1ddf (8 hours ago), 2019-11-17 23:39:51 -0500
• Engine revision 3261324fab
• Dart version 2.7.0
[!] Android toolchain - develop for Android devices (Android SDK version 29.0.2)
• Android SDK at D:\my-tools\Android\Sdk
• Android NDK location not configured (optional; useful for native profiling support)
• Platform android-29, build-tools 29.0.2
• ANDROID_HOME = D:\my-tools\Android\Sdk
• Java binary at: D:\my-tools\Android\AndroidStudio\jre\bin\java
• Java version OpenJDK Runtime Environment (build 1.8.0_202-release-1483-b03)
X Android license status unknown.
Try re-installing or updating your Android SDK Manager.
See https://developer.android.com/studio/#downloads or visit https://flutter.dev/setup/#android-setup
for detailed instructions.
[√] Chrome - develop for the web
• Chrome at C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
[√] Android Studio (version 3.5)
• Android Studio at D:\my-tools\Android\AndroidStudio
• Flutter plugin version 41.0.2
• Dart plugin version 191.8593
• Java version OpenJDK Runtime Environment (build 1.8.0_202-release-1483-b03)
[√] Connected device (3 available)
• SM G8750 • c5976a52 • android-arm64 • Android 9 (API 28)
• Chrome • chrome • web-javascript • Google Chrome 78.0.3904.97
• Web Server • web-server • web-javascript • Flutter Tools
! Doctor found issues in 1 category.
Activity
[-]PageController's viewportFraction property setting is less than 1 and a bug has occurred.[/-][+]PageController's viewportFraction property is set to less than 1, with an error[/+]iapicca commentedon Nov 18, 2019
Hi @januwA
I've tested your code, it works as intended with
flutter channel devand belowbut I'm experiencing the issue you described with
flutter channel masterthank you for the information you provided
[-]PageController's viewportFraction property is set to less than 1, with an error[/-][+][master, v1.12.3-pre.49] PageController's viewportFraction property is set to less than 1, with an error[/+]januwA commentedon Nov 18, 2019
Thanks @iapicca 😃
I will wait for the
flutter channel masterupdate.HansMuller commentedon Nov 21, 2019
This issue was also reported here: #45339; includes a simple test case.
CC @goderbauer
[-][master, v1.12.3-pre.49] PageController's viewportFraction property is set to less than 1, with an error[/-][+][master, v1.12.3-pre.49] PageView's last page no longer snaps when viewportFraction is set to less than 1[/+]tvolkert commentedon Dec 4, 2019
This has been cherry-picked into the release candidate, so removing the blocker label.
github-actions commentedon Aug 25, 2021
This thread has been automatically locked since there has not been any recent activity after it was closed. If you are still experiencing a similar issue, please open a new bug, including the output of
flutter doctor -vand a minimal reproduction of the issue.