Не знаете, почему это не работает ... Ниже я - моя модель ViewModel, которая настроена на мой вид DataContext.Привязка к объекту в представлении ViewModel
public class UploadViewModel : CrudVMBase
{
#region Commands
public CommandVM UploadButtonCommand { get; set; } =
new CommandVM
{
CommandDisplay = "Perform Upload",
IconGeometry = App.Current.Resources["pencil30"] as Geometry,
Message = new CommandMessage { Command = CommandType.UploadFromCamera }
};
#endregion End Commands
#region Public Properties
UploadInitiation UploadObject { get; set; } = new UploadInitiation();
#endregion End Public Properties
public UploadViewModel()
{
}
Ниже UploadInitiation класс
public class UploadInitiation : Common.NotifyUIBase
{
#region Public Properties
public ObservableCollection<UploadStep> Steps { get; set; } = new ObservableCollection<UploadStep>();
public int UploadProgress { get; set; } = 45;
public string UploadTask { get; set; } = "Idle...";
public bool UploadEnabled { get; set; } = false;
public bool UploadBegin { get; set; } = false;
#endregion END Public Properties
public UploadInitiation()
{
// Populate steps required, ensure upload returns UI updates
Steps.Add(new UploadStep { Message = "Seperate upload to new thread...", Complete = false, Error = null });
Steps.Add(new UploadStep { Message = "Generate new file names...", Complete = false, Error = null });
Steps.Add(new UploadStep { Message = "Render Thumbnails, add to database...", Complete = false, Error = null });
Steps.Add(new UploadStep { Message = "Move images ready for print...", Complete = false, Error = null });
}
}
Это мой Binding, как вы можете видеть им пытаются Привязать к UploadProgress
собственности.
<ProgressBar Style="{StaticResource CircularProgress}" Width="180" Value="{Binding UploadObject.UploadProgress}" />
Здесь ошибка
System.Windows.Data Error: 40 : BindingExpression path error: 'UploadObject' property not found on 'object' ''UploadViewModel' (HashCode=33902366)'. BindingExpression:Path=UploadObject.UploadProgress; DataItem='UploadViewModel' (HashCode=33902366); target element is 'ProgressBar' (Name=''); target property is 'Value' (type 'Double')
Какой я идиот! Я был убежден, что сделал это ... Я даже читал его несколько раз! Благодаря! –