I am using a ListBox with a DataTemplate. in each row of listbox data items, it will have 2 checkbox (IS_Like_Apple, IS_Like_Orange). Any idea on how to write the validation on checkbox in each row of items? (Must be minimum 1 checkbox is selected). Anyone have an idea for it? btw,i'm using mvvm. this is my datatemplate code..
<DataTemplate x:Key="ListDataTemplate"> <Grid TextBlock.FontSize="15" HorizontalAlignment="Left"> <Grid.ColumnDefinitions> <ColumnDefinition Width="Auto" SharedSizeGroup="ID"/> <ColumnDefinition Width="Auto" SharedSizeGroup="Name"/> <ColumnDefinition Width="Auto" SharedSizeGroup="Email"/> <ColumnDefinition Width="Auto" SharedSizeGroup="Like_Apple"/> <ColumnDefinition Width="Auto" SharedSizeGroup="Like_Orange"/> </Grid.ColumnDefinitions> <TextBlock Grid.Column="0" Text="{Binding Path=WWID}" /> <TextBlock Grid.Column="1" Text="{Binding Path=Name}" /> <TextBlock Grid.Column="2" Text="{Binding Path=Email}" /> <CheckBox Grid.Column="3" IsChecked="{Binding Path=IS_Like_Apple}"/> <CheckBox Grid.Column="4" IsChecked="{Binding Path=IS_Like_Orange}"/> </Grid> </DataTemplate>
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