public override void Execute()
{
// Verify all [Required] and [Import]ed properties have valid values.
this.ValidateObject();
var application = CurrentElement.Root.As<IApplication>();
var command = CurrentElement.As<ICommand>();
var handlerLinks =
application.Design.Services.Service
.SelectMany(s =>
s.Components.Component.SelectMany(c => c.Subscribes.ProcessedCommandLinks.Where(l => l.CommandReference.Value == command)))
.ToList();
var senderLinks =
application.Design.Services.Service
.SelectMany(s =>
s.Components.Component.SelectMany(c => c.Publishes.CommandLinks.Where(l => l.CommandReference.Value == command)))
.ToList();
var relatedComponents =
handlerLinks.Select(l => l.Parent.Parent)
.Concat(senderLinks.Select(l => l.Parent.Parent))
.Distinct()
.ToList();
if (relatedComponents.Count == 0)
{
return;
}
var viewModel =
new RelatedComponentsPickerViewModel(relatedComponents, command)
{
Title = "Related Components"
};
var picker = WindowFactory.CreateDialog<RelatedComponentsPicker>(viewModel);
using (new MouseCursor(Cursors.Arrow))
{
if (picker.ShowDialog().GetValueOrDefault())
{
foreach (var component in viewModel.SelectedComponents)
{
component.Delete();
}
}
foreach (var link in handlerLinks)
{
link.Delete();
}
foreach (var link in senderLinks)
{
link.Delete();
}
}
}
public override void Execute()
{
// Verify all [Required] and [Import]ed properties have valid values.
this.ValidateObject();
var application = CurrentElement.Root.As<IApplication>();
var command = CurrentElement.As<ICommand>();
var handlerLinks =
application.Design.Services.Service
.SelectMany(s =>
s.Components.Component.SelectMany(c => c.Subscribes.ProcessedCommandLinks.Where(l => l.CommandReference.Value == command)))
.ToList();
var senderLinks =
application.Design.Services.Service
.SelectMany(s =>
s.Components.Component.SelectMany(c => c.Publishes.CommandLinks.Where(l => l.CommandReference.Value == command)))
.ToList();
var relatedComponents =
handlerLinks.Select(l => l.Parent.Parent)
.Concat(senderLinks.Select(l => l.Parent.Parent))
.Where(c => c != null)
.Distinct()
.ToList();
tracer.Verbose(
"Prompting for confirmation of deletion for command '{0}' with related components {1}",
command.InstanceName,
string.Join(", ", relatedComponents.Select(c => "'" + c.InstanceName + "'")));
var viewModel =
new RelatedComponentsPickerViewModel(relatedComponents, command)
{
Title = "Delete the component?"
};
var picker = WindowFactory.CreateDialog<RelatedComponentsPicker>(viewModel);
using (new MouseCursor(Cursors.Arrow))
{
if (picker.ShowDialog().GetValueOrDefault())
{
var selectedComponents = viewModel.SelectedComponents.ToList();
tracer.Info(
"Deleting command '{0}' and related components {1}",
command.InstanceName,
string.Join(", ", selectedComponents.Select(c => "'" + c.InstanceName + "'")));
foreach (var component in selectedComponents)
{
component.Delete();
}
foreach (var link in handlerLinks)
{
link.Delete();
}
foreach (var link in senderLinks)
{
link.Delete();
}
command.Delete();
}
else
{
tracer.Verbose("Deletion for command '{0}' cancelled", command.InstanceName);
}
}
}
