private void setNewValue(string text, SetterType type)
{
if (int.TryParse(text, out int newValue))
{
if ((newValue >= MainPage.maxValue) && (type == SetterType.INCREMENT || type == SetterType.NONE))
{
itemCountEditor.Text = MainPage.maxValue.ToString();
return;
}
if ((newValue <= MainPage.minValue) && (type == SetterType.DECREMENT || type == SetterType.NONE))
{
itemCountEditor.Text = MainPage.minValue.ToString();
return;
}
switch (type)
{
case SetterType.INCREMENT:
++newValue;
break;
case SetterType.DECREMENT:
--newValue;
break;
default:
break;
}
itemCountEditor.Text = newValue.ToString();
}
}
protected void CreateSetNotNullValue(ILGenerator ilOut, SetterType setterType, Type propType)
{
switch (setterType)
{
case SetterType.Enum:
GenerateSetUnboxedToSubType(ilOut, propType, null);
break;
case SetterType.Value:
GenerateSetUnboxedToSubType(ilOut, propType, null);
break;
case SetterType.ReferenceNI:
GenerateSetConverted(ilOut, propType, true);
break;
case SetterType.ValueNI:
GenerateSetConverted(ilOut, propType, false);
break;
case SetterType.Struct:
GenerateSetUnboxedToSubType(ilOut, propType, null);
break;
case SetterType.StructNI:
GenerateSetConverted(ilOut, propType, false);
break;
case SetterType.Nullable:
GenerateSetUnboxedToSubType(ilOut, propType, propType.GetGenericArguments()[0]);
break;
case SetterType.NullableNI:
GenerateConvertedToSubType(ilOut, propType, propType.GetGenericArguments()[0]);
break;
case SetterType.Reference:
GenerateSetRef(ilOut, propType);
break;
}
}
public void CreateExtractScalar(
ILGenerator ilOut,
PropertyInfo prop,
FieldInfo field,
Type sourceDataType,
int propIndex)
{
Type storeType;
MethodInfo setProp = null;
if (field != null)
{
storeType = field.FieldType;
}
else
{
storeType = prop.PropertyType;
setProp = prop.GetSetMethod();
}
Label lblElse = ilOut.DefineLabel();
Label lblEnd = ilOut.DefineLabel();
GeneratePropSetterHeader(ilOut, propIndex);
ilOut.Emit(OpCodes.Bne_Un, lblElse);
SetterType setterType = GetSetterType(storeType, sourceDataType);
CreateSetNullValue(setterType, ilOut, storeType);
GenerateSet(ilOut, setProp, field);
ilOut.Emit(OpCodes.Br, lblEnd);
ilOut.MarkLabel(lblElse);
CreateSetNotNullValue(ilOut, setterType, storeType);
GenerateSet(ilOut, setProp, field);
ilOut.MarkLabel(lblEnd);
}
protected void CreateSetNullValue(SetterType setterType, ILGenerator ilGen, Type propType)
{
switch (setterType)
{
case SetterType.Enum:
GenerateSetDefault(ilGen);
break;
case SetterType.Value:
GenerateSetDefault(ilGen);
break;
case SetterType.ValueNI:
GenerateSetDefault(ilGen);
break;
case SetterType.Struct:
GenerateSetEmpty(ilGen, propType);
break;
case SetterType.StructNI:
GenerateSetEmpty(ilGen, propType);
break;
case SetterType.Nullable:
GenerateSetEmpty(ilGen, propType);
break;
case SetterType.NullableNI:
GenerateSetEmpty(ilGen, propType);
break;
case SetterType.ReferenceNI:
case SetterType.Reference:
GenerateSetNull(ilGen);
break;
}
}
public void CreateExtractScalar(
ILGenerator ilOut,
PropertyInfo prop,
FieldInfo field,
Type sourceDataType,
int memberIx)
{
Type storeType;
MethodInfo setProp = null;
if (field != null)
{
storeType = field.FieldType;
}
else
{
storeType = prop.PropertyType;
setProp = prop.GetSetMethod();
}
Label lblElse = ilOut.DefineLabel();
Label lblSetNull = ilOut.DefineLabel();
Label lblEnd = ilOut.DefineLabel();
GeneratePropSetterHeader(ilOut, memberIx);
//ilOut.Emit(OpCodes.Brfalse, lblElse);
ilOut.Emit(OpCodes.Ldc_I4_0);
ilOut.Emit(OpCodes.Blt, lblSetNull);
ilOut.Emit(OpCodes.Ldarg_1);
ilOut.Emit(OpCodes.Ldloc_1);
ilOut.Emit(OpCodes.Call, _IsDBNull);
ilOut.Emit(OpCodes.Brfalse, lblElse);
ilOut.MarkLabel(lblSetNull);
SetterType setterType = GetSetterType(storeType, sourceDataType);
CreateSetNullValue(setterType, ilOut, storeType);
GenerateSet(ilOut, setProp, field);
ilOut.Emit(OpCodes.Br, lblEnd);
ilOut.MarkLabel(lblElse);
bool readerMethodExist = _ReaderGetMethods.ContainsKey(sourceDataType);
bool useDirectSet;
if (storeType.IsEnum && sourceDataType == typeof(int))
{
useDirectSet = true;
}
else
{
useDirectSet = readerMethodExist && storeType == sourceDataType;
}
if (setterType == SetterType.Nullable &&
prop.PropertyType.GetGenericArguments()[0] == sourceDataType)
{
GenerateSetDirect(
ilOut,
memberIx,
storeType,
_ReaderGetMethods[sourceDataType],
sourceDataType);
}
else if (setterType == SetterType.NullableNI)
{
CreateSetNotNullValueFromSubType(
ilOut,
memberIx,
storeType,
storeType.GetGenericArguments()[0]);
}
else if (useDirectSet)
{
GenerateSetDirect(
ilOut,
memberIx,
storeType,
_ReaderGetMethods[sourceDataType],
null);
}
else
{
CreateSetNotNullValue(ilOut, memberIx, storeType);
}
GenerateSet(ilOut, setProp, field);
ilOut.MarkLabel(lblEnd);
}
