ICommandHandler<T> Interface
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Represents a handler for a command associated with specific CommandArgs.
generic <typename T>
where T : CommandArgspublic interface class ICommandHandler : Microsoft::VisualStudio::Commanding::ICommandHandler, Microsoft::VisualStudio::Utilities::INamedpublic interface ICommandHandler<T> : Microsoft.VisualStudio.Commanding.ICommandHandler, Microsoft.VisualStudio.Utilities.INamed where T : CommandArgstype ICommandHandler<'T (requires 'T :> CommandArgs)> = interface
interface ICommandHandler
interface INamedPublic Interface ICommandHandler(Of T)
Implements ICommandHandler, INamedType Parameters
- T
- Implements
Examples
[Export(typeof(ICommandHandler))]
[Name(nameof(MyCommandHandler))]
[ContentType("text")]
[Order(Before ="OtherCommandHandler")]
[TextViewRole(PredefinedTextViewRoles.Editable)]
internal class MyCommandHandler : ICommandHandler<MyCommandArgs>
Remarks
This is a MEF component part and should be exported as the non-generic ICommandHandler with required [Name], [ContentType] attributes and optional [Order] and [TextViewRole] attributes.
Properties
| DisplayName |
Gets display name of an instance used to represent it to the user, for example when blaming it for delays. (Inherited from INamed) |
Methods
| ExecuteCommand(T, CommandExecutionContext) |
Called to execute the command. |
| GetCommandState(T) |
Called to determine the state of the command. |
Extension Methods
| ExecuteCommand<T>(ICommandHandler, T, Action, CommandExecutionContext) |
Called to execute the command. |
| GetCommandState<T>(ICommandHandler, T, Func<CommandState>) |
Called to determine the state of the command. |