OrMiz對於爲視圖實現視圖模型是正確的。
我不是MVVM的專家,但這裏有一個例子說明你如何做到這一點。 反饋歡迎。
表示您的分組表類...
public class GroupTable
{
[Key]
public int Id { get; set; }
public string Name { get; set; }
}
視圖模型的玻璃,可以在您的列表視圖代表一行...
public class GroupViewModel : INotifyPropertyChanged
{
public GroupViewModel(GroupTable group)
{
this.GroupName = group.Name;
this.GroupIsChecked = GroupCheckedLogic();
}
private string _GroupName;
public string GroupName
{
get { return _GroupName; }
set
{
_GroupName = value;
OnPropertyChanged();
}
}
private bool _GroupIsChecked;
public bool GroupIsChecked
{
get { return _GroupIsChecked; }
set
{
_GroupIsChecked = value;
OnPropertyChanged();
}
}
private bool GroupCheckedLogic()
{
// Your logic goes here
return true;
}
public event PropertyChangedEventHandler PropertyChanged;
protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = null)
{
this.PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
}
}
那麼對於主視圖模型視圖...
public class GroupListViewModel : INotifyPropertyChanged
{
public GroupListViewModel()
{
// Get your actual data
var groupsData = new List<GroupViewModel>
{
new GroupViewModel(new GroupTable {Id = 1, Name = "Group 1"}),
new GroupViewModel(new GroupTable {Id = 2, Name = "Group 2"})
};
this.Groups = new ObservableCollection<GroupViewModel>(groupsData);
}
private ObservableCollection<GroupViewModel> _Groups;
public ObservableCollection<GroupViewModel> Groups
{
get { return _Groups; }
set
{
_Groups = value;
OnPropertyChanged();
}
}
public event PropertyChangedEventHandler PropertyChanged;
protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = null)
{
this.PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
}
}
然後在你的XAML ...
<ListView Name="UserConfigurationListView" ItemsSource="{Binding Groups}">
<ListBox.ItemTemplate>
<DataTemplate>
<StackPanel>
<TextBlock Text="{Binding GroupName}" />
<CheckBox IsChecked="{Binding GroupIsChecked}" />
</StackPanel>
</DataTemplate>
</ListBox.ItemTemplate>
</ListView>
'Groups'是'Group'對象的表或C#集合?我希望你正在做MVVM的方式。在這種情況下,你可以在'Group'類中擁有屬性'IsChecked'屬性。 – niksofteng