public virtual void Pop()
{
if (mv != null)
{
mv.Pop();
}
}
protected MethodInstance ImplementUsePropertyChangeSupport(PropertyInstance p_propertyChangeTemplate, FieldInstance f_propertyChangeSupport)
{
MethodInstance m_getPropertyChangeSupport = MethodInstance.FindByTemplate(template_m_usePropertyChangeSupport, true);
if (m_getPropertyChangeSupport == null)
{
// create field that holds propertyChangeSupport
f_propertyChangeSupport = ImplementField(f_propertyChangeSupport);
IMethodVisitor mg = VisitMethod(template_m_usePropertyChangeSupport);
HideFromDebug(mg.Method);
Label l_pcsValid = mg.NewLabel();
mg.GetThisField(f_propertyChangeSupport);
mg.Dup();
mg.IfNonNull(l_pcsValid);
mg.Pop(); // remove 2nd null instance from stack caused by previous dup
mg.PutThisField(f_propertyChangeSupport, delegate(IMethodVisitor mg2)
{
mg.CallThisGetter(p_propertyChangeTemplate);
mg.LoadThis();
mg.InvokeVirtual(m_newPropertyChangeSupport);
});
mg.GetThisField(f_propertyChangeSupport);
mg.Mark(l_pcsValid);
mg.ReturnValue(); // return instance already on the stack by both branches
mg.EndMethod();
m_getPropertyChangeSupport = mg.Method;
}
return(m_getPropertyChangeSupport);
}
