I have the following ListView in my code. views:GameCard
is a custom UserControl
and {Binding}
is a valid DataContext
object with three items. Without the custom ItemContainerStyle
everything works perfectly — the list shows three GameCards
with correct info, etc. As soon as I add the ItemContainerStyle
part, I get nothing but three "ABCD"s; so the data is still loaded correctly, but my UserControl
is no longer displayed (I only added the "ABCD" to check if the data was there, as otherwise I got nothing but empty box).
Every piece of info I could find online seems to indicate that just putting a ContentPresenter
element in the template should work, but it doesn't seem to in this case. What am I missing?
<ListView Grid.Row="1" ItemsSource="{Binding}" BorderThickness="0,0,1,0"
ScrollViewer.HorizontalScrollBarVisibility="Disabled">
<ListView.Background>
<LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0">
<GradientStop Color="#FF614B4B" Offset="0"/>
<GradientStop Color="#FFDA7070" Offset="1"/>
</LinearGradientBrush>
</ListView.Background>
<ListView.ItemsPanel>
<ItemsPanelTemplate>
<WrapPanel />
</ItemsPanelTemplate>
</ListView.ItemsPanel>
<ListView.ItemTemplate>
<DataTemplate>
<views:GameCard />
</DataTemplate>
</ListView.ItemTemplate>
<ListView.ItemContainerStyle>
<Style TargetType="ListViewItem">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate>
<Grid>
<TextBlock Text="ABCD" />
<ContentPresenter HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" />
</Grid>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
</ListView.ItemContainerStyle>
</ListView>
You need to set the TargetType of your ControlTemplate. And in order to make your ItemTemplate work, you'd also need to bind the Content
and ContentTemplate
properties.
<ListView.ItemContainerStyle>
<Style TargetType="ListViewItem">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="ListViewItem">
<Grid>
....
<ContentPresenter
Content="{TemplateBinding Content}"
ContentTemplate="{TemplateBinding ContentTemplate}"
... />
</Grid>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
</ListView.ItemContainerStyle>
This may not be the case with you but so far I haven't had to modify the ItemContainerStyle yet, just the ListView.View. Since you're putting a Grid in your template style I'd assume you're looking for a GridView and this is how you do that:
<ListView.View>
<GridView>
<GridViewColumn Width="120">
<GridViewColumnHeader Height="14" >
<TextBlock Text="Type" FontSize="9"/>
</GridViewColumnHeader>
<GridViewColumn.CellTemplate>
<DataTemplate>
<TextBlock Text="{Binding Path=Name, FallbackValue=MISSING}" />
<!-- or content presenter with bindings here -->
</DataTemplate>
</GridViewColumn.CellTemplate>
</GridViewColumn>
...
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