private void InitializeField(FieldBuilder fieldBuilder, ILGenerator ilConstructor, SampleProperty sampleProperty)
{
if (ilConstructor == null)
{
return;
}
if (!sampleProperty.IsBasicType)
{
SampleDataDesignTimeTypeGenerator.TypeBuildState typeBuildState = this.buildStates[(SampleNonBasicType)sampleProperty.PropertySampleType];
ilConstructor.Emit(OpCodes.Ldarg_0);
ilConstructor.Emit(OpCodes.Newobj, (ConstructorInfo)typeBuildState.ConstructorBuilder);
ilConstructor.Emit(OpCodes.Stfld, (FieldInfo)fieldBuilder);
}
else
{
SampleBasicType sampleBasicType = (SampleBasicType)sampleProperty.PropertySampleType;
if (sampleBasicType == SampleBasicType.String)
{
FieldInfo field = typeof(string).GetField("Empty", BindingFlags.Static | BindingFlags.Public);
ilConstructor.Emit(OpCodes.Ldarg_0);
ilConstructor.Emit(OpCodes.Ldsfld, field);
ilConstructor.Emit(OpCodes.Stfld, (FieldInfo)fieldBuilder);
}
else if (sampleBasicType == SampleBasicType.Date)
{
PropertyInfo property = typeof(DateTime).GetProperty("Today", BindingFlags.Static | BindingFlags.Public);
ilConstructor.Emit(OpCodes.Ldarg_0);
ilConstructor.Emit(OpCodes.Call, property.GetGetMethod());
ilConstructor.Emit(OpCodes.Stfld, (FieldInfo)fieldBuilder);
}
else if (sampleBasicType == SampleBasicType.Number)
{
ilConstructor.Emit(OpCodes.Ldarg_0);
ilConstructor.Emit(OpCodes.Ldc_R8, 0.0);
ilConstructor.Emit(OpCodes.Stfld, (FieldInfo)fieldBuilder);
}
else if (sampleBasicType == SampleBasicType.Boolean)
{
ilConstructor.Emit(OpCodes.Ldarg_0);
ilConstructor.Emit(OpCodes.Ldc_I4, 0);
ilConstructor.Emit(OpCodes.Stfld, (FieldInfo)fieldBuilder);
}
else
{
if (sampleBasicType != SampleBasicType.Image)
{
return;
}
ilConstructor.Emit(OpCodes.Ldarg_0);
ilConstructor.Emit(OpCodes.Ldnull);
ilConstructor.Emit(OpCodes.Stfld, (FieldInfo)fieldBuilder);
}
}
}
private Type GenerateCollectionType(SampleCollectionType collectionType, SampleDataDesignTimeTypeGenerator.TypeBuildState buildState)
{
collectionType.DesignTimeType = buildState.TypeBuilder.UnderlyingSystemType;
Type type = this.dataSet.ProjectContext.ResolveType(PlatformTypes.ObservableCollection).RuntimeType.MakeGenericType(this.GetOrGenerateDesignTimeType(collectionType.ItemSampleType));
ILGenerator ilGenerator = buildState.ConstructorBuilder.GetILGenerator();
ConstructorInfo constructor = type.GetConstructor(Type.EmptyTypes);
ilGenerator.Emit(OpCodes.Ldarg_0);
ilGenerator.Emit(OpCodes.Call, constructor);
ilGenerator.Emit(OpCodes.Ret);
return(this.GenerateDesignTimeType(buildState.TypeBuilder));
}
private Type GenerateCompositeType(SampleCompositeType compositeType, SampleDataDesignTimeTypeGenerator.TypeBuildState buildState)
{
compositeType.DesignTimeType = buildState.TypeBuilder.UnderlyingSystemType;
ILGenerator ilGenerator = buildState.ConstructorBuilder.GetILGenerator();
ConstructorInfo constructor = compositeType.DesignTimeType.BaseType.GetConstructor(Type.EmptyTypes);
ilGenerator.Emit(OpCodes.Ldarg_0);
ilGenerator.Emit(OpCodes.Call, constructor);
foreach (SampleProperty sampleProperty in (IEnumerable <SampleProperty>)compositeType.SampleProperties)
{
this.GenerateProperty(buildState.TypeBuilder, sampleProperty, ilGenerator);
}
ilGenerator.Emit(OpCodes.Ret);
return(this.GenerateDesignTimeType(buildState.TypeBuilder));
}
private Type GetOrBeginDesignTimeType(SampleType sampleType)
{
Type type;
if (!sampleType.IsBasicType)
{
SampleNonBasicType key = (SampleNonBasicType)sampleType;
SampleDataDesignTimeTypeGenerator.TypeBuildState typeBuildState = (SampleDataDesignTimeTypeGenerator.TypeBuildState)null;
if (!this.buildStates.TryGetValue(key, out typeBuildState))
{
typeBuildState = !sampleType.IsCollection ? this.BeginCompositeType((SampleCompositeType)sampleType) : this.BeginCollectionType((SampleCollectionType)sampleType);
this.buildStates[key] = typeBuildState;
}
type = typeBuildState.TypeBuilder.UnderlyingSystemType;
}
else
{
type = this.dataSet.ResolveSampleType(sampleType).RuntimeType;
}
return(type);
}
private Type GetOrGenerateDesignTimeType(SampleType sampleType)
{
Type type;
if (!sampleType.IsBasicType)
{
SampleNonBasicType index = (SampleNonBasicType)sampleType;
SampleDataDesignTimeTypeGenerator.TypeBuildState buildState = this.buildStates[index];
if (!buildState.IsGenerated)
{
buildState.IsGenerated = true;
index.DesignTimeType = !sampleType.IsCollection ? this.GenerateCompositeType((SampleCompositeType)sampleType, buildState) : this.GenerateCollectionType((SampleCollectionType)sampleType, buildState);
}
type = index.DesignTimeType;
}
else
{
type = this.dataSet.ResolveSampleType(sampleType).RuntimeType;
}
return(type);
}
