static public vCommandAsync <TResult> Create(Func <TResult> command, Predicate <object> canExecute)
{
var asyncCommand = new vCommandAsync <TResult>(async(cmd) =>
{
var tsk = await System.Threading.Tasks.Task <TResult> .Factory.StartNew(() =>
{
return(command());
});
return(tsk);
}, canExecute);
return(asyncCommand);
}
static public vCommandAsync Create(Action command, Predicate <object> canExecute)
{
var asyncCommand = new vCommandAsync((cmd) =>
{
var tsk = System.Threading.Tasks.Task.Factory.StartNew(() =>
{
command();
});
return(tsk);
}, canExecute);
return(asyncCommand);
}
static public vCommandAsync Create(Action <CancellationToken> command, Predicate <object> canExecute, CancellationTokenSource cts = null)
{
if (cts == null)
{
cts = new CancellationTokenSource();
}
var asyncCommand = new vCommandAsync((cmd) =>
{
var tsk = System.Threading.Tasks.Task.Factory.StartNew(() =>
{
command(cts.Token);
});
return(tsk);
}, canExecute, cts);
return(asyncCommand);
}
static public vCommandAsync <TResult> Create(Func <CancellationToken, TResult> command, Predicate <object> canExecute, CancellationTokenSource cts = null)
{
if (cts == null)
{
cts = new CancellationTokenSource();
}
var asyncCommand = new vCommandAsync <TResult>(async(cmd) =>
{
var tsk = await System.Threading.Tasks.Task <TResult> .Factory.StartNew(() =>
{
return(command(cts.Token));
});
return(tsk);
}, canExecute, cts);
return(asyncCommand);
}
static public vCommandAsync Create(ProgressVM progress, Action <CancellationToken, ProgressVM, Action> command, Predicate <object> canExecute, CancellationTokenSource cts = null)
{
if (cts == null)
{
cts = new CancellationTokenSource();
}
var prgrs = new ProgressVM();
prgrs.From(progress);
var asyncCommand = new vCommandAsync((cmd) =>
{
var tsk = System.Threading.Tasks.Task.Factory.StartNew(() =>
{
command(cts.Token, prgrs, () => { progress.From(prgrs); });
});
return(tsk);
}, canExecute, cts);
return(asyncCommand);
}
