private bool TryGetDeferredAssembler(MutableXamlMember xamlMember, out IDeferredLoader loader)
{
Guard.ThrowIfNull(xamlMember, nameof(xamlMember));
var propInfo = xamlMember.DeclaringType.UnderlyingType.GetRuntimeProperty(xamlMember.Name);
if (propInfo != null)
{
var success = mapping.TryGetMapping(propInfo, out loader);
return(success);
}
loader = null;
return(false);
}
private static XamlMember GetMember(MutableXamlMember member, XamlSchemaContext context)
{
var declaringType = ToWpf(member.DeclaringType, context);
if (!member.IsAttachable)
{
var xamlMember = declaringType.GetMember(member.Name);
return(new XamlMemberAdapter(xamlMember, context));
}
else
{
var xamlMember = declaringType.GetAttachableMember(member.Name);
return(new XamlMemberAdapter(xamlMember, context, member.Name, xamlMember.Invoker.UnderlyingGetter, xamlMember.Invoker.UnderlyingSetter));
}
}
private static XamlMember GetMember(MutableXamlMember member, XamlSchemaContext context)
{
var declaringType = ToWpf(member.DeclaringType, context);
if (!member.IsAttachable)
{
var xamlMember = declaringType.GetMember(member.Name);
return new XamlMemberAdapter(xamlMember, context);
}
else
{
var xamlMember = declaringType.GetAttachableMember(member.Name);
return new XamlMemberAdapter(xamlMember, context, member.Name, xamlMember.Invoker.UnderlyingGetter, xamlMember.Invoker.UnderlyingSetter);
}
}
private bool OnSetValue(object instance, MutableXamlMember parentProperty, object value)
{
if (XamlSetValueHandler == null)
{
return false;
}
var e = new XamlSetValueEventArgs(parentProperty, value);
XamlSetValueHandler(instance, e);
return e.Handled;
}
public PerspexXamlMemberValuePlugin(MutableXamlMember xamlMember)
: base(xamlMember)
{
_xamlMember = xamlMember;
}
private static object GetValueTuple(object instance, MutableXamlMember member)
{
var xamlMemberBase = member;
return xamlMemberBase.GetValue(instance);
}
public XamlSetValueEventArgs(MutableXamlMember member, object value)
{
Value = value;
Member = member;
}
private bool TryGetDeferredAssembler(MutableXamlMember xamlMember, out IDeferredLoader loader)
{
Guard.ThrowIfNull(xamlMember, nameof(xamlMember));
var propInfo = xamlMember.DeclaringType.UnderlyingType.GetRuntimeProperty(xamlMember.Name);
if (propInfo!=null)
{
var success = mapping.TryGetMapping(propInfo, out loader);
return success;
}
loader = null;
return false;
}
public XamlSetValueEventArgs(MutableXamlMember member, object value)
{
Value = value;
Member = member;
}
public MemberValuePlugin(MutableXamlMember xamlMember) : base(xamlMember)
{
this.xamlMember = xamlMember;
}
private void ApplyPropertyValue(StateBag bag, MutableXamlMember parentProperty, object value, bool onParent)
{
var instance = onParent ? bag.Parent.Instance : bag.Current.Instance;
var isSetExternally = OnSetValue(instance, parentProperty, value);
if (!isSetExternally)
{
TypeOperations.SetValue(instance, parentProperty, value);
}
}
private object GetValueOfMemberFromParentInstance(MutableXamlMember property)
{
var parentInstance = bag.Parent.Instance;
var valueOfProperty = TypeOperations.GetValue(parentInstance, property);
return valueOfProperty;
}
public MemberValuePlugin(MutableXamlMember xamlMember)
: base(xamlMember)
{
this.xamlMember = xamlMember;
}
public MemberNodesBlock(XamlInstruction headingInstruction)
{
member = (MutableXamlMember)headingInstruction.Member;
}
private static object GetValueTuple(object instance, MutableXamlMember member)
{
var xamlMemberBase = member;
return(xamlMemberBase.GetValue(instance));
}
public static void SetValue(object instance, MutableXamlMember parentProperty, object value)
{
parentProperty.XamlMemberValueConnector.SetValue(instance, value);
}
public static object GetValue(object parentInstance, MutableXamlMember property)
{
return property.XamlMemberValueConnector.GetValue(parentInstance);
}