xamarin/Xamarin.Forms
Frame is missing elevation and shadow inside ListView
オープン
#4,374 opened on 2018/11/10
3.3.0a/listviewe/5 :clock5:help wantedi/lowi/regressioninactivep/Androidup-for-grabs
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説明
Description
Frame shadow and elevation looks different when upgrade from 3.2 to 3.3 or 3.4 pre when used inside ListView. It looks more flat and very similar to #3532. Tested the issue on Android emulator 8.0 and also on device HTC U11 with Android 8.0
Steps to Reproduce
- Create Xamarin.Forms project (Blank, .NET Standard, Android)
- Use Xaml:
<StackLayout Orientation="Vertical"> <Frame Padding="1" HasShadow="True"> <Label Text="Test" /> </Frame> <Frame Padding="1" HasShadow="True"> <Label Text="Test" /> </Frame> <ListView HasUnevenRows="True" ItemsSource="{Binding ListItems}" SeparatorVisibility="None"> <ListView.ItemTemplate> <DataTemplate> <ViewCell> <Grid Margin="5"> <Grid.RowDefinitions> <RowDefinition Height="50" /> </Grid.RowDefinitions> <Frame Padding="1" HasShadow="True"> <Label Text="{Binding}" /> </Frame> </Grid> </ViewCell> </DataTemplate> </ListView.ItemTemplate> </ListView> </StackLayout>
Expected Behavior
Frame has visible shadow and elevation
Actual Behavior
Frame looks flat and does not have a shadow when placed inside ListView
Basic Information
- Version with issue: 3.3.0.967583, 3.3.0.967583, both of the 3.4 pre versions
- Last known good version: 3.2.0.871581
- IDE: Visual Studio Enterprise 2017 15.8.9
- Platform Target Frameworks:
- Android: 8.0
- Nuget Packages: default
Screenshots
All fine on 3.2
Elevation and shadow missing inside ListView on 3.3+
