private static object ComputeConfigDelegateResult(this IDynamicPanelDefinition definition, string delegatePropertyName, object view, object viewModel)
{
definition.AssertNotNull(nameof(definition));
view.AssertParameterNotNull(nameof(view));
viewModel.AssertParameterNotNull(nameof(viewModel));
var config = definition.GetConfig();
var configType = config.GetType().GetGenericArguments().Single();
var del = config.GetType().GetProperty(delegatePropertyName).GetValue(config).SafeCast <Delegate>();
if (configType == definition.View || configType == definition.IView)
{
return(del.DynamicInvoke(view));
}
else if (configType == definition.ViewModel || configType == definition.IViewModel)
{
return(del.DynamicInvoke(viewModel));
}
else
{
throw new Exception($"Internal Error : DynamicPanelDefinition<{definition.IView.Name}, {definition.View.Name}, {definition.IViewModel.Name}, {definition.ViewModel.Name}> : \n " +
$"DynamicPanelConfiguration Generic Type is not valid and has not been correctly asserted.");
}
}
internal static IDynamicPanelMetadata GetConfig(this IDynamicPanelDefinition definition)
{
definition.AssertNotNull(nameof(definition));
return(definition.Single(o => o.GetType().IsGenericType&&
o.GetType().GetGenericTypeDefinition() == typeof(DynamicPanelConfiguration <>)));
}
internal static PanelPlacement GetPlacement(this IDynamicPanelDefinition definition)
{
definition.AssertNotNull(nameof(definition));
var config = definition.GetConfig();
return(config.GetType().GetProperty("Placement").GetValue(config).SafeCast <PanelPlacement>());
}
internal static IMultipleSelection GetSelectionBinding(this IDynamicPanelDefinition definition, IUnityContainer container)
{
definition.AssertNotNull(nameof(definition));
definition.AssertParameterNotNull(nameof(container));
var selectionType = definition.GetSelectionBindingType();
var eventAggregator = container.Resolve <IEventAggregator>();
return(eventAggregator.GetEvent(selectionType).SafeCast <IMultipleSelection>());
}
internal static Type GetSelectionBindingRawType(this IDynamicPanelDefinition definition)
{
definition.AssertNotNull(nameof(definition));
return(definition.GetSelectionBindingType().GetBaseTypeGenericArgument(typeof(MultipleSelection <>)));
}
internal static Type GetSelectionBindingType(this IDynamicPanelDefinition definition)
{
definition.AssertNotNull(nameof(definition));
return(definition.OfType <PanelSelectionBinding>().Single().SelectionType);
}