private Control GetBindingControl(ControllerBinding binding, ITypeDescriptorContext context)
{
Control control = binding.ControlInstance;
if (control == null && binding.ControlID != null)
{
IDesignerHost host = (IDesignerHost)context.GetService(typeof(IDesignerHost));
if (host != null)
{
foreach (IComponent component in host.Container.Components)
{
control = component as Control;
if (control != null) break;
}
}
}
return control;
}
private string SelectDefaultEvent(Control control, ControllerBinding binding)
{
EventDescriptor defaultEvent = EventUtil.GetDefaultEvent(
control, delegate(EventDescriptor eventDescriptor)
{
string eventName = eventDescriptor.Name;
return binding.ActionBindings[eventName] == null;
});
return (defaultEvent != null) ? defaultEvent.Name : null;
}
private Control FindControlInContainer(ITypeDescriptorContext context,
ControllerBinding parent)
{
IControllerBinder binder = (IControllerBinder)context.GetService(typeof(IControllerBinder));
if (binder != null)
{
return binder.FindControlWithID(parent.ControlID);
}
return null;
}
private Control ObtainTargetControl(ITypeDescriptorContext context,
out ControllerBinding parent)
{
parent = null;
Control control = null;
ActionBinding binding = context.Instance as ActionBinding;
if (binding != null && binding.Parent != null)
{
parent = binding.Parent;
control = parent.ControlInstance;
if (control == null)
{
control = FindControlInContainer(context, parent);
}
}
return control;
}