Class EntityCollectionCommand<T>

A base command implementation used for opening a collection of any particular entity type in the system

Inheritance
System.Object
BaseHasChildren<EPCommandWithDescriptor>
EPCommand
EntityCollectionCommand<T>
Implements
System.Windows.Input.ICommand
System.IDisposable
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: LemonEdge.Client.Core.Commands.Core
Assembly: ClientCore.dll
Syntax
public abstract class EntityCollectionCommand<T> : EPCommand, IHasChildren<EPCommandWithDescriptor>, IHasChildren, IEPCommand, ICommand, IDisposable where T : class, IBaseEntity
Type Parameters
Name Description
T

The type of entity to open a collection of
Remarks

For instance to create a command button to open all users:

[CommandDescriptorOptions(LemonEdge.Core.Client.Commands.Users)]
public class UsersCommand : EntityCollectionCommand<Entities.User> { public Users(Client.Core.Views.Core.IModelLayoutCommon owner) : base(owner) { } }

Constructors

EntityCollectionCommand(IModelLayoutCommon)

Creates a new EntityCollectionCommand

Declaration
public EntityCollectionCommand(IModelLayoutCommon owner)
Parameters
Type Name Description
IModelLayoutCommon owner

The owning context for this command

Methods

InternalCanExecute(Object)

True. Can always be executed

Declaration
public override bool InternalCanExecute(object parameter)
Parameters
Type Name Description
System.Object parameter

The command parameter
Returns
Type Description
System.Boolean

True
Overrides

InternalExecuteAsync(Object)

Opens a new layout with the DisplayableItemDescriptorForCollection<T> display item that displays a collection of the T entity type

Declaration
public override Task InternalExecuteAsync(object parameter)
Parameters
Type Name Description
System.Object parameter

The command parameter
Returns
Type Description
System.Threading.Tasks.Task

A task indicating the completion of the operation
Overrides

Implements

System.Windows.Input.ICommand
System.IDisposable

Extension Methods