private string BuildBinder(BuildStackTrace trace, DXMappingResult result, PBinder binder)
{
// 직접 입력 값
if (binder.IsDirectValue)
{
object value = binder.DirectValue;
if (value is string vStr)
{
Match match = Regex.Match(vStr, "(?<=^\")(\\d+\\.\\d+|\\d+)(?=\"$)");
if (match.Success)
{
return(vStr);
}
else if (double.TryParse(vStr, out double v))
{
return(v.ToString());
}
else if (vStr == "\"\"")
{
return(vStr);
}
}
return(MappingProvider.GetValueLine(value, true));
}
// 연결된 파라미터가 없음
if (binder.Items.Count == 0)
{
return(null);
}
// 연결된 파라미터의 부모 (컴포넌트)
var previousHost = binder.Items[0].Host as PBinderHost;
string mappingCode = previousHost.GetAttribute <TAttribute>().MappingCode;
if (binder.HasAttribute <TAttribute>())
{
mappingCode = binder.GetAttribute <TAttribute>().MappingCode;
}
// 코드 매핑
var r = buildImpl(trace, previousHost, mappingCode);
string valueLine = r.Source;
foreach (var token in r.Errors)
{
result.AddErrorToken(token);
}
foreach (var token in r.Resolved)
{
result.AddResolvedToken(token);
}
// 대입 값인 경우 대상 속성에 따라 캐스팅이 필요함
if ((binder as PParameterBinder).Host is PSetter setter)
{
if (setter.ValueBinder.Equals(binder))
{
Type valueType = previousHost.GetType();
if (previousHost is PFunction prevFunc)
{
valueType = prevFunc.FunctionInfo.ReturnType;
}
if (previousHost is PGetter prevGetter)
{
valueType = prevGetter.Property.PropertyType;
}
if (previousHost is PLayoutBinderHost prevLayout)
{
valueType = prevLayout.LogicalParent.GetType();
}
if (previousHost is PSelector prevSelector)
{
valueType = prevSelector.TargetVisual.GetType();
}
if (setter.Property == null && previousHost is PStructure structure)
{
if (structure.Fields.Count > 0)
{
var builder = new StringBuilder();
var attr = typeof(PDataField).GetAttribute <TAttribute>();
PDataField[] fields = structure.Fields
.Where(f => f.ValueBinder.Items.Count > 0)
.OrderBy(f => f.ValueBinder.Items[0].Host is PFunction ? 1 : 0)
.ToArray();
for (int i = 0; i < fields.Length; i++)
{
if (fields[i].ValueBinder.Items.Count == 0)
{
continue;
}
var fieldResult = buildImpl(trace, fields[i], attr.MappingCode);
if (builder.Length > 0)
{
builder.Append(", ");
}
builder.Append(fieldResult.Source);
}
return(builder.ToString());
}
return("");
}
if (setter.Property.PropertyType != valueType ||
setter.Property.Name == "Source")
{
// on wpf
if (setter.Property.Name == "Source")
{
return(this.MappingProvider.Casting(typeof(ImageSource), valueLine));
}
// casting
return(this.MappingProvider.Casting(setter.Property.PropertyType, valueLine));
}
}
}
return(valueLine);
}