datagrid

问题 I am working from the solution presented here, which has worked well for me until this point. I'm now trying to perform datatrigger binding to an interface property via the following XAML: <DataGrid.RowStyle> <Style TargetType="{x:Type DataGridRow}"> <Style.Triggers> <DataTrigger Binding="{Binding Path=(selection:IChartDefinitionViewModel.SelectedItem).HasErrors}" Value="False"> <Setter Property="Background" Value="Transparent"/> </DataTrigger> <DataTrigger Binding="{Binding Path=(selection

问题 I am working from the solution presented here, which has worked well for me until this point. I'm now trying to perform datatrigger binding to an interface property via the following XAML: <DataGrid.RowStyle> <Style TargetType="{x:Type DataGridRow}"> <Style.Triggers> <DataTrigger Binding="{Binding Path=(selection:IChartDefinitionViewModel.SelectedItem).HasErrors}" Value="False"> <Setter Property="Background" Value="Transparent"/> </DataTrigger> <DataTrigger Binding="{Binding Path=(selection

问题 I am working from the solution presented here, which has worked well for me until this point. I'm now trying to perform datatrigger binding to an interface property via the following XAML: <DataGrid.RowStyle> <Style TargetType="{x:Type DataGridRow}"> <Style.Triggers> <DataTrigger Binding="{Binding Path=(selection:IChartDefinitionViewModel.SelectedItem).HasErrors}" Value="False"> <Setter Property="Background" Value="Transparent"/> </DataTrigger> <DataTrigger Binding="{Binding Path=(selection

问题 I am looking for an example of how to use the SelectedItem property inside a combobox in a WPF DataGrid, I have <DataGridComboBoxColumn SelectedValueBinding="{Binding CID, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay}" SelectedValuePath="CID" Header="CID" Width="70"> <DataGridComboBoxColumn.EditingElementStyle> <Style TargetType="ComboBox"> <Setter Property="ItemsSource" Value="{Binding DataContext.ListCustomerCollection, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType

问题 I am looking for an example of how to use the SelectedItem property inside a combobox in a WPF DataGrid, I have <DataGridComboBoxColumn SelectedValueBinding="{Binding CID, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay}" SelectedValuePath="CID" Header="CID" Width="70"> <DataGridComboBoxColumn.EditingElementStyle> <Style TargetType="ComboBox"> <Setter Property="ItemsSource" Value="{Binding DataContext.ListCustomerCollection, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType

问题 When searching for help on this topic, I typically find information on how to populate a ComboBox with related data (display name in one table for the foreign key in originating table), but I am already able to do that. I am looking for a solution on how to achieve the same result in a TextBlock. In my project I have created a link to an SQL database using EntityFramework. There are two tables: Personnel and Role. They are related with Personnel.RoleIdFk and Role.RoleId. I am able to get a

问题 I open my datagrid, showing numerical values in black on some columns, the same data are written in red on other columns, just to say no values are really present there, hasn't been edited. If someone change the numbers in red they should became black. I have write in xaml one style for the DatagridCell - <Window.Resources> <Style x:Key="D3ForegroundStyle" TargetType="{x:Type DataGridCell}" > <Setter Property="Foreground" Value="Black" /> <Style.Triggers> <DataTrigger Binding="{Binding Path

问题 I open my datagrid, showing numerical values in black on some columns, the same data are written in red on other columns, just to say no values are really present there, hasn't been edited. If someone change the numbers in red they should became black. I have write in xaml one style for the DatagridCell - <Window.Resources> <Style x:Key="D3ForegroundStyle" TargetType="{x:Type DataGridCell}" > <Setter Property="Foreground" Value="Black" /> <Style.Triggers> <DataTrigger Binding="{Binding Path

问题 Even though I've got SelectionMode="Extended" and SelectionUnit="FullRow" set, when I debug the SelectionChanged event, there's always only one selected item in SelectedItems . This is my DataGrid : <DataGrid Grid.Row="0" AutoGenerateColumns="False" Margin="5,5,5,0" Name="dgrMembersClub1" ItemsSource="{Binding .}" CanUserAddRows="False" SelectionMode="Extended" SelectionUnit="FullRow" SelectionChanged="Grid_SelectionChanged"> <DataGrid.Columns> <DataGridTemplateColumn Header="Joining" >

问题 I am using the Community Toolkit DataGrid (6.0.0 build 86) in a desktop application running with Windows 10 version 1903. I get loads of errors like this: onecoreuap\windows\wgi\winrt\display\displaycommon.cpp(411)\Windows.Graphics.dll!00007FF80B5C04B0: (caller: 00007FF80B5C027B) ReturnHr(163) tid(4938) 80070490 Element not found. whenever any item is updated in the DataGrid. I would like to get rid of the error or at least be able to filter it out of the debug output - the output is all but