internal override sealed bool AddOptionCallback(PrintCapabilityOption baseOption)
{
FixedMediaSizeOption option = baseOption as FixedMediaSizeOption;
bool complete = false;
// All PageMediaSize options must have an option name
if (option._optionName == null)
{
return(complete);
}
int enumValue = PrintSchemaMapper.SchemaNameToEnumValueWithArray(
PrintSchemaTags.Keywords.PageMediaSizeKeys.MediaSizeNames,
PrintSchemaTags.Keywords.PageMediaSizeKeys.MediaSizeEnums,
option._optionName);
// We only support standard Print Schema options
if (enumValue > 0)
{
option._value = (PageMediaSizeName)enumValue;
if ((option._mediaSizeWidth > 0) ||
(option._mediaSizeHeight > 0))
{
this.FixedMediaSizes.Add(option);
complete = true;
}
}
return(complete);
}
/// <exception cref="XmlException">XML is not well-formed.</exception>
internal override sealed bool OptionPropCallback(PrintCapabilityOption baseOption, XmlPrintCapReader reader)
{
FixedMediaSizeOption option = baseOption as FixedMediaSizeOption;
bool handled = false;
if (reader.CurrentElementNodeType == PrintSchemaNodeTypes.ScoredProperty)
{
handled = true;
string sPropertyName = reader.CurrentElementNameAttrValue;
if ((sPropertyName == PrintSchemaTags.Keywords.PageMediaSizeKeys.MediaSizeWidth) ||
(sPropertyName == PrintSchemaTags.Keywords.PageMediaSizeKeys.MediaSizeHeight))
{
if (reader.MoveToNextSchemaElement(reader.CurrentElementDepth + 1,
PrintSchemaNodeTypes.ScoredPropertyLevelTypes))
{
if (reader.CurrentElementNodeType == PrintSchemaNodeTypes.Value)
{
// Child property is Value for fixed media size
int intValue = 0;
bool convertOK = false;
try
{
intValue = XmlConvertHelper.ConvertStringToInt32(reader.CurrentElementTextValue);
convertOK = true;
}
// We want to catch internal FormatException to skip recoverable XML content syntax error
#pragma warning suppress 56502
#if _DEBUG
catch (FormatException e)
#else
catch (FormatException)
#endif
{
#if _DEBUG
Trace.WriteLine("-Error- Invalid int value '" +
reader.CurrentElementTextValue +
"' at line number " + reader._xmlReader.LineNumber +
", line position " + reader._xmlReader.LinePosition +
": " + e.Message);
#endif
}
if (convertOK)
{
if (sPropertyName == PrintSchemaTags.Keywords.PageMediaSizeKeys.MediaSizeWidth)
{
option._mediaSizeWidth = intValue;
}
else
{
option._mediaSizeHeight = intValue;
}
}
}
}
else
{
#if _DEBUG
Trace.WriteLine("-Error- Missing required Value or ParameterRef child-element at line number " +
reader._xmlReader.LineNumber + ", line position " +
reader._xmlReader.LinePosition);
#endif
}
}
else
{
handled = false;
#if _DEBUG
Trace.WriteLine("-Warning- skip unknown ScoredProperty '" +
reader.CurrentElementNameAttrValue + "' at line " +
reader._xmlReader.LineNumber + ", position " +
reader._xmlReader.LinePosition);
#endif
}
}
return(handled);
}
internal override sealed PrintCapabilityOption NewOptionCallback(PrintCapabilityFeature baseFeature)
{
FixedMediaSizeOption option = new FixedMediaSizeOption(baseFeature);
return(option);
}
