Class DeleteGridItem<T>

A view command that prompts a confirmation to the user then deletes the selected items in a grid from the current IEntityUpdater context and removes them from the grid

The pending change can be committed by the user executing the Save command

Inheritance
System.Object
BaseHasChildren<EPCommandWithDescriptor>
EPCommand
EPCommandWithDescriptor
ViewCommand
DeleteGridItem<T>
Implements
System.IDisposable
System.Windows.Input.ICommand
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.ViewCommands
Assembly: ClientCore.dll
Syntax
public class DeleteGridItem<T> : ViewCommand, IHasChildren<EPCommandWithDescriptor>, IHasChildren, IDisposable, IEPCommandWithDescriptor, IEPCommand, ICommand, ICommandDescriptor
Type Parameters
Name Description
T

The type of entity in the grid

Constructors

DeleteGridItem(IModelLayoutDisplayer, IDeleteGridItemImplementor<T>)

Creates a new DeleteGridItem view command

Declaration
public DeleteGridItem(IModelLayoutDisplayer owner, IDeleteGridItemImplementor<T> controller)
Parameters
Type Name Description
IModelLayoutDisplayer owner

The owning context this command operates within, and the context it will delete the selected grid items from
IDeleteGridItemImplementor<T> controller

The grid implementation to remove selected items from

Properties

Description

Declaration
public override string Description { get; }
Property Value
Type Description
System.String
Overrides

IconID

Declaration
public override Guid IconID { get; }
Property Value
Type Description
System.Guid
Overrides

IncludeInSimple

Declaration
public override bool IncludeInSimple { get; }
Property Value
Type Description
System.Boolean
Overrides

Key

Declaration
public override KeyboardKey Key { get; }
Property Value
Type Description
KeyboardKey
Overrides

ModifierKeys

Declaration
public override KeyboardModifierKeys ModifierKeys { get; }
Property Value
Type Description
KeyboardModifierKeys
Overrides

OverlayIconID

Declaration
public override Guid? OverlayIconID { get; }
Property Value
Type Description
System.Nullable<System.Guid>
Overrides

Title

Declaration
public override string Title { get; }
Property Value
Type Description
System.String
Overrides

ToolTip

Declaration
public override string ToolTip { get; }
Property Value
Type Description
System.String
Overrides

Methods

InternalCanExecuteAsync(Object)

Returns true if there are selected items in the grid that the user has permissions to delete

Declaration
public override Task<bool> InternalCanExecuteAsync(object parameter)
Parameters
Type Name Description
System.Object parameter

The command parameter
Returns
Type Description
System.Threading.Tasks.Task<System.Boolean>

True if there are selected items in the grid that the user has permissions to delete
Overrides

InternalExecuteAsync(Object)

Prompts for confirmation to delete the selected rows, then deletes them from the context (effectively adding them to pending changes of the context, the changes still need to be saved), and then removes them from the grid

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.IDisposable
System.Windows.Input.ICommand

Extension Methods