Command<T> Class
Definition
Important
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Defines an System.Windows.Input.ICommand implementation wrapping a generic Action<T>.
public sealed class Command<T> : Xamarin.Forms.Commandtype Command<'T> = class
inherit CommandType Parameters
- T
The Type of the parameter,
- Inheritance
Remarks
The following example creates a new Command and sets it to a button.
var command = new Command<string> (s => Debug.WriteLine ("Command executed: {0}", s));
var button = new Button {
Text = "Hit me to execute the command",
Command = command,
CommandParameter = "button0",
};
Constructors
| Command<T>(Action<T>, Func<T,Boolean>) |
Initializes a new instance of the Command class. |
| Command<T>(Action<T>) |
Initializes a new instance of the Command class. |
Methods
| CanExecute(Object) |
Returns a System.Boolean indicating if the Command can be exectued with the given parameter. (Inherited from Command) |
| ChangeCanExecute() |
Send a System.Windows.Input.ICommand.CanExecuteChanged (Inherited from Command) |
| Execute(Object) |
Invokes the execute Action (Inherited from Command) |
Events
| CanExecuteChanged |
Occurs when the target of the Command should reevaluate whether or not the Command can be executed. (Inherited from Command) |