public AsyncCommand(Func <CancellationToken, object, Task <TResult> > command, Predicate <object> canExecute)
{
this.command = command;
this.canExecute = canExecute;
cancelCommand = new CancelAsyncCommand();
}
public AsyncCommand(Func <CancellationToken, Task <TResult> > command)
{
_command = command;
_cancelCommand = new CancelAsyncCommand();
}
public AsyncCommand(string name, Func <CancellationToken, Task <TResult> > command)
{
_command = command;
_cancelCommand = new CancelAsyncCommand();
Name = name;
}
/// <summary>
/// Base constructor for asynchronous command.
/// </summary>
/// <param name="canExecute">The implementation of <see cref="ICommand.CanExecute(object)"/>.</param>
protected AsyncCommandBase(Func <object, bool> canExecute = null)
{
_cancelCommand = new CancelAsyncCommand();
_canExecute = canExecute;
_canExecuteChanged = new WeakCanExecuteChanged(this);
}
public AsyncCommandEx(Func <T, CancellationToken, Task> command)
{
_command = command;
_cancelCommand = new CancelAsyncCommand();
}
public DelegateAsyncCommand(Func <CancellationToken, Task <T> > command)
{
_command = command;
_cancelCommand = new CancelAsyncCommand();
}
public AsyncCommand(Func <Task <TResult> > command, Predicate <object> canExecute)
{
_command = command;
_canExecute = canExecute;
_cancelCommand = new CancelAsyncCommand();
}
public DelegateCommandEx(Func <object, CancellationToken, Task <T> > command)
{
_command = command;
_cancelCommand = new CancelAsyncCommand();
}
public AsyncCommand(Func <Task <TResult> > command)
{
_command = command;
_cancelCommand = new CancelAsyncCommand();
}
public AsyncCommand(Func <CancellationToken, Task <TResult> > command)
{
_command = command ?? throw new ArgumentNullException(nameof(command));
_cancelCommand = new CancelAsyncCommand();
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="canExecute">Can execute predicate</param>
/// <param name="command">Command</param>
public AsyncCommand(Predicate <object> canExecute, Func <object, CancellationToken, Task <TResult> > command)
{
_command = command;
_cancelCommand = new CancelAsyncCommand();
_canExecute = canExecute;
}
public AsyncCommand(Func <Object, CancellationToken, Task <TResult> > parametrizedCommand)
{
_ParametrizedCommand = parametrizedCommand;
_CancelCommand = new CancelAsyncCommand();
}
//TODO: Implement _canExecute in AsyncCommand<TResult>
public CancellableAsyncCommand(Func <CancellationToken, Task <TResult> > execute, Func <bool> canExecute)
{
_cancelCommand = new CancelAsyncCommand();
_canExecute = canExecute;
_execute = execute;
}