/// <summary>
/// 对数据源中的原有成员的名称和值进行筛选，并将满足筛选的结果写入到数据写入器中。
/// </summary>
/// <param name="dataWriter">数据写入器</param>
/// <param name="valueFilter">值筛选器</param>
public void OnReadAll(IDataWriter <string> dataWriter, IValueFilter <string> valueFilter)
{
var filter = new DataFilterWriter <string>(dataWriter, valueFilter);
if ((flags & XBindingFlags.SkipDefaultValue) != 0)
{
var valueCopyer = new ValueCopyer();
foreach (var item in fields)
{
item.OnReadValue(obj, valueCopyer);
if (!valueCopyer.IsEmptyValue())
{
valueCopyer.WriteTo(filter[item.Name]);
}
}
}
else
{
foreach (var item in fields)
{
item.OnReadValue(obj, filter[item.Name]);
}
}
}
/// <summary>
/// 将数据源中的所有成员的名称和值写入到数据写入器中。
/// </summary>
/// <param name="dataWriter">数据写入器</param>
public void OnReadAll(IDataWriter <string> dataWriter)
{
if ((xTypeInfo.flags & XBindingFlags.RWMembersOptIn) != 0)
{
MembersOptIn();
}
else
{
None();
}
void MembersOptIn()
{
var vc = new ValueCopyer();
var fields = xTypeInfo.rwFields;
for (int i = 0; i < fields.Count; i++)
{
if (fields[i].Value is XAttributedFieldRW fieldRW && fieldRW.CanRead)
{
if (fieldRW.SkipDefaultValue)
{
fieldRW.OnReadValue(obj, vc);
if (!vc.IsEmptyValue())
{
vc.WriteTo(dataWriter[fieldRW.Name]);
}
}
else
{
fieldRW.OnReadValue(obj, dataWriter[fieldRW.Name]);
}
}
}
}
void None()
{
var vc = new ValueCopyer();
var fields = xTypeInfo.rwFields;
for (int i = 0; i < fields.Count; i++)
{
var item = fields[i].Value;
if (item.CanRead)
{
if (item.SkipDefaultValue)
{
item.OnReadValue(obj, vc);
if (!vc.IsEmptyValue())
{
vc.WriteTo(dataWriter[item.Name]);
}
}
else
{
item.OnReadValue(obj, dataWriter[item.Name]);
}
}
}
}
}
/// <summary>
/// 将数据源中的所有成员的名称和值写入到数据写入器中。
/// </summary>
/// <param name="dataWriter">数据写入器</param>
public void OnReadAll(IDataWriter <string> dataWriter)
{
const XBindingFlags MembersOptInWithSkipDefaultValue = XBindingFlags.RWSkipDefaultValue | XBindingFlags.RWMembersOptIn;
if ((xTypeInfo.flags & MembersOptInWithSkipDefaultValue) == MembersOptInWithSkipDefaultValue)
{
MembersOptIn_SkipDefaultValue();
}
else if ((xTypeInfo.flags & XBindingFlags.RWMembersOptIn) != 0)
{
MembersOptIn();
}
else if ((xTypeInfo.flags & XBindingFlags.RWSkipDefaultValue) != 0)
{
SkipDefaultValue();
}
else
{
None();
}
void MembersOptIn_SkipDefaultValue()
{
var valueCopyer = new ValueCopyer();
foreach (var item in xTypeInfo.rwFields)
{
if (item is XAttributedFieldRW fieldRW && fieldRW.CanRead)
{
fieldRW.OnReadValue(obj, valueCopyer);
if (!valueCopyer.IsEmptyValue())
{
valueCopyer.WriteTo(dataWriter[fieldRW.Name]);
}
}
}
}
void MembersOptIn()
{
foreach (var item in xTypeInfo.rwFields)
{
if (item is XAttributedFieldRW fieldRW && fieldRW.CanRead)
{
fieldRW.OnReadValue(obj, dataWriter[fieldRW.Name]);
}
}
}
void SkipDefaultValue()
{
var valueCopyer = new ValueCopyer();
foreach (var item in xTypeInfo.rwFields)
{
if (item.CanRead)
{
item.OnReadValue(obj, valueCopyer);
if (!valueCopyer.IsEmptyValue())
{
valueCopyer.WriteTo(dataWriter[item.Name]);
}
}
}
}
void None()
{
foreach (var item in xTypeInfo.rwFields)
{
if (item.CanRead)
{
item.OnReadValue(obj, dataWriter[item.Name]);
}
}
}
}