/// <summary>
/// Creates a custom binding for the <see cref="TextView"/>.
/// Remember to call <see cref="IMvxViewBindingManager.UnbindView"/> on the view after you're done
/// using it.
/// </summary>
public static void BindToText(this TextView view, INotifyPropertyChanged source,
string sourcePropertyName, IMvxValueConverter converter = null,
object converterParameter = null)
{
var activity = view.Context as IMvxBindingActivity;
if (activity == null)
return;
var description = new MvxBindingDescription
{
SourcePropertyPath = sourcePropertyName,
Converter = converter,
ConverterParameter = converterParameter,
TargetName = "Text",
Mode = MvxBindingMode.OneWay
}.ToEnumerable();
var tag = view.GetBindingTag ();
if (tag != null) {
MvxBindingTrace.Trace(
MvxTraceLevel.Warning,
"Replacing binding tag for a TextView " + view.Id);
}
view.SetBindingTag (new MvxViewBindingTag (description));
activity.BindingManager.BindView (view, source);
}
public IMvxTargetBinding CreateBinding(object target, MvxBindingDescription description)
{
var factory = FindSpecificFactory(target.GetType(), description.TargetName);
if (factory != null)
return factory.CreateBinding(target, description);
var targetPropertyInfo = target.GetType().GetProperty(description.TargetName);
if (targetPropertyInfo != null)
{
return new MvxPropertyInfoTargetBinding(target, targetPropertyInfo);
}
var targetEventInfo = target.GetType().GetEvent(description.TargetName);
if (targetEventInfo != null)
{
#warning Handle other event types here - possibly another lookup table so people can register their own?
if (targetEventInfo.EventHandlerType == typeof(EventHandler))
return new MvxEventHandlerEventInfoTargetBinding(target, targetEventInfo);
}
return null;
}
public IMvxTargetBinding CreateBinding(object target, MvxBindingDescription description)
{
var targetPropertyInfo = target.GetType().GetProperty(description.TargetName);
if (targetPropertyInfo != null)
{
try
{
return _bindingCreator(target, targetPropertyInfo);
}
catch (ThreadAbortException)
{
throw;
}
catch (Exception exception)
{
MvxBindingTrace.Trace(
MvxTraceLevel.Error,
"Problem creating target binding for {0} - exception {1}", _targetType.Name, exception.ToString());
}
}
return null;
}
public IMvxTargetBinding CreateBinding(object target, MvxBindingDescription description)
{
return _innerFactory.CreateBinding(target, description);
}
protected virtual View CreateSimpleView()
{
var inflater = LayoutInflater.FromContext (Context);
var view = inflater.Inflate (SimpleViewLayoutId, null);
// Create manual binding:
var bindingDesc = new MvxBindingDescription(
"Text",
"",
MvxStringValueConverter.Instance,
null,
string.Empty,
MvxBindingMode.Default).ToEnumerable();
view.SetBindingTag(new MvxViewBindingTag(bindingDesc));
return view;
}
