fix warnings in templates #32180
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fix warnings in templates #32180
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Pull Request Overview
This PR addresses compiler warnings in the MAUI mobile template by fixing event handler signatures to properly handle nullable sender parameters and suppressing deprecation warnings for styles that use deprecated APIs.
Key Changes:
- Updated event handler signatures to accept nullable
object?sender parameters - Added null-safety checks when casting and accessing the sender object
- Suppressed deprecation warnings (0618) for AppStyles.xaml that uses deprecated APIs
Reviewed Changes
Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.
| File | Description |
|---|---|
| src/Templates/src/templates/maui-mobile/Pages/Controls/TaskView.xaml.cs | Updated CheckBox_CheckedChanged event handler to use nullable sender and added null-safety checks |
| src/Templates/src/templates/maui-mobile/MauiApp.1.csproj | Added NoWarn directive to suppress deprecation warnings for AppStyles.xaml |
| src/Templates/src/templates/maui-mobile/AppShell.xaml.cs | Updated SfSegmentedControl_SelectionChanged event handler to accept nullable sender parameter |
StephaneDelcroix
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/backport to release/10.0.1xx |
|
Started backporting to release/10.0.1xx: https://github.com/dotnet/maui/actions/runs/18774784897 |
rmarinho
approved these changes
Oct 24, 2025
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Description of Change
sample content template has wrong event handlers signatures, triggering warnings with XSG. Fix the signature