void Awake()
{
if (_propertyBinding != null && _propertyBinding.Component != null)
{
_prop = INPCBinding.FigureBinding(_propertyBinding, BindingPropertyChanged, true);
}
ApplyBindingToValue();
if (!_instantiateOnAwake)
{
return;
}
if (Type == null)
{
Debug.LogError("Set to instantiate on awake, but type is not defined, or is not valid");
return;
}
if (typeof(UnityEngine.Object).IsAssignableFrom(Type))
{
Debug.LogErrorFormat("Cannot automatically instantiate type {0}, as it derives from UnityEngine.Object", Type);
return;
}
UpdateValue(Activator.CreateInstance(Type));
}
private void ApplyBindingToValue()
{
if (_propertyBinding == null)
{
return;
}
if (_propertyBinding.Component == null)
{
return;
}
if (_prop == null)
{
return;
}
var value = INPCBinding.GetValue(_propertyBinding, _prop);
UpdateValue(value);
}
static void FigureViewBinding(INPCBinding binding)
{
var sobj = new SerializedObject(binding);
var viewProp = sobj.FindProperty("_view");
var viewEvProp = sobj.FindProperty("_viewEvent");
if (string.IsNullOrEmpty(viewEvProp.stringValue))
return;
var vcprop = viewProp.FindPropertyRelative("Component");
var vcomp = vcprop.objectReferenceValue as Component;
if (vcomp == null)
return;
var vevValue = GetEvent(vcomp, viewEvProp);
if (vevValue != null)
{
UnityEditor.Events.UnityEventTools.AddVoidPersistentListener(vevValue, binding.ApplyVToVM);
}
sobj.ApplyModifiedProperties();
}
static string BuildSetterEnd(INPCBinding.PropertyPath ppath)
{
if (ppath.Parts.Length == 1)
{
return string.Format(" (({0})obj).{1} = ({2})value;",
GetFullName(ppath.PPath[0].DeclaringType),
ppath.Parts[0],
GetFullName(ppath.PPath[0].PropertyType));
}
var sb = new StringBuilder();
sb.AppendFormat(" var v0 = (({0})obj).{1};", GetFullName(ppath.PPath[0].DeclaringType), ppath.Parts[0])
.AppendLine();
var i = 1;
for (; i < ppath.Parts.Length - 1; i++)
{
sb .AppendFormat(" var v{0} = v{1}.{2}", i, i - 1, ppath.Parts[i])
.AppendLine()
.AppendFormat(" if (v{0} == null) return;", i)
.AppendLine();
}
sb.AppendFormat(" v{0}.{1} = ({2})value;", i - 1, ppath.Parts[i], GetFullName(ppath.PPath.Last().PropertyType));
return sb.ToString();
}
private static void BuildPaths(INPCBinding binding, StringBuilder sw)
{
var sobj = new SerializedObject(binding);
BuildPath(sobj.FindProperty("_view"), sw);
BuildPath(sobj.FindProperty("_viewModel"), sw);
}
static string BuildGetterEnd(INPCBinding.PropertyPath ppath)
{
if (ppath.Parts.Length == 1)
return string.Format(" return v0;");
var sb = new StringBuilder();
var i = 1;
for (; i < ppath.Parts.Length - 1; i++)
{
sb .AppendFormat(" var v{0} = v{1}.{2}", i, i-1, ppath.Parts[i])
.AppendLine()
.AppendFormat(" if (v{0} == null) return null;", i)
.AppendLine();
}
sb.AppendFormat(" return v{0}.{1};", i - 1, ppath.Parts[i]);
return sb.ToString();
}
