protected override async Task <Boolean> ShowContentView(FrameworkElement element, MvxContentPresentationAttribute attribute, MvxViewModelRequest request)
{
try
{
// Everything that passes here should be a view
IMvxView view = element as IMvxView;
IMesManager manager = Mvx.IoCProvider.Resolve <IMesManager>();
// from which we can now get the view model.
switch (view.ViewModel)
{
case IMesDocument document:
// Try to set view, this is needed for DocumentManager
IMesDocument docViewModel = (IMesDocument)view.ViewModel;
docViewModel.View = view; // Needed for Binding with AvalonDock
docViewModel.ViewAppearing();
docViewModel.ViewAppeared();
// Add to manager model
manager.Documents.Add(docViewModel);
_log.Trace($"Add {document.ToString()} to IManager.Documents");
return(true);
case IMesTool tool:
// Try to set view, this is needed for DocumentManager
IMesTool toolViewModel = (IMesTool)view.ViewModel;
toolViewModel.View = view; // Needed for Binding with AvalonDock
toolViewModel.ViewAppearing();
toolViewModel.ViewAppeared();
// Add to manager model
manager.Tools.Add(toolViewModel);
_log.Trace($"Add {tool.ToString()} to IManager.Tools");
return(true);
default:
_log.Trace($"Passing to parent {view.ViewModel.ToString()}");
return(await base.ShowContentView(element, attribute, request));
}
}
catch (Exception exception)
{
if (_log == null)
{
_log = Mvx.IoCProvider.Resolve <IMvxLog>();
}
_log.ErrorException("Error seen during navigation request to {0} - error {1}",
exception, request.ViewModelType.Name, exception.ToLongString());
return(false);
}
}
public void Populate(MesCommand command, List <MesCommand> commands)
{
for (Int32 i = 0; i < _shell.Documents.Count; i++)
{
IMesDocument document = _shell.Documents[i];
commands.Add(new MesCommand(command.CommandDefinition)
{
Checked = _shell.ActiveItem == document,
Text = String.Format("_{0} {1}", i + 1, document.DisplayName),
Tag = document
});
}
}
public static MesOpenDocumentResult Document(IMesDocument document) => new MesOpenDocumentResult(document);
