public IReactiveBinding <TView, TViewModel, TProp> BindCommand <TView, TViewModel, TProp, TControl, TParam>(
TViewModel viewModel,
TView view,
Expression <Func <TViewModel, TProp> > propertyName,
Expression <Func <TView, TControl> > controlName,
IObservable <TParam> withParameter,
string toEvent = null)
where TViewModel : class
where TView : class, IViewFor <TViewModel>
where TProp : ICommand
{
var ctlName = Reflection.SimpleExpressionToPropertyName(controlName);
var viewPropGetter = Reflection.GetValueFetcherForProperty(typeof(TView), ctlName);
IObservable <TProp> changed;
IDisposable bindingDisposable = bindCommandInternal(viewModel, view, propertyName, viewPropGetter, withParameter, toEvent, out changed);
return(new ReactiveBinding <TView, TViewModel, TProp>(view, viewModel, new string[] { ctlName }, Reflection.ExpressionToPropertyNames(propertyName),
changed, BindingDirection.OneWay, bindingDisposable));
}
public IReactiveBinding <TView, TViewModel, TProp> BindCommand <TView, TViewModel, TProp, TControl, TParam>(
TViewModel viewModel,
TView view,
Expression <Func <TViewModel, TProp> > propertyName,
Expression <Func <TView, TControl> > controlName,
Func <TParam> withParameter,
string toEvent = null)
where TViewModel : class
where TView : class, IViewFor <TViewModel>
where TProp : ICommand
{
var ctlName = Reflection.SimpleExpressionToPropertyName(controlName);
var viewPropGetter = Reflection.GetValueFetcherForProperty(typeof(TView), ctlName);
IObservable <TProp> changed;
IDisposable bindingDisposable = bindCommandInternal(viewModel, view, propertyName, viewPropGetter, Observable.Empty <object>(), toEvent, out changed, cmd => {
var rc = cmd as IReactiveCommand;
if (rc == null)
{
return(Legacy.ReactiveCommand.Create(x => cmd.CanExecute(x), _ => cmd.Execute(withParameter())));
}
var ret = new ReactiveCommand(rc.CanExecuteObservable);
ret.Subscribe(_ => rc.Execute(withParameter()));
return(ret);
});
return(new ReactiveBinding <TView, TViewModel, TProp>(view, viewModel, new string[] { ctlName }, new string[] { Reflection.SimpleExpressionToPropertyName(propertyName) },
changed, BindingDirection.OneWay, bindingDisposable));
}
