public static void SetTextAttribute(this StageElement parent, string name, string value, bool removeIfEmpty = true)
{
bool flag;
if (value == null)
{
flag = true;
}
else
{
flag = (!removeIfEmpty ? false : string.IsNullOrEmpty(value));
}
bool flag1 = flag;
StageAttribute str = parent.Attribute(name);
if (str != null)
{
if (flag1)
{
str.Remove();
return;
}
if (!str.isText)
{
throw new InvalidOperationException("Cannot set a text value on a non-text attribute.");
}
str.@value = SerializationMaster.ToString(value);
}
else if (!flag1)
{
parent.Add(SerializationMaster.ToStageAttribute(name, value));
return;
}
}
public static T AttributeValue <T>(this StageElement element, string attributeName)
{
if (element != null)
{
StageAttribute stageAttribute = element.Attribute(attributeName);
if (stageAttribute != null)
{
return(SerializationMaster.FromString <T>(stageAttribute.@value));
}
}
throw new ArgumentException(string.Concat("No attribute by that name was found: ", attributeName));
}
public static T AttributeValueOrDefault <T>(this StageElement element, string attributeName, T defaultValue = null)
{
if (element == null)
{
return(defaultValue);
}
StageAttribute stageAttribute = element.Attribute(attributeName);
if (stageAttribute == null)
{
return(defaultValue);
}
return(SerializationMaster.FromString <T>(stageAttribute.@value));
}
public static void SetAttribute(this StageElement parent, string name, object value)
{
bool flag = value == null;
StageAttribute str = parent.Attribute(name);
if (str != null)
{
if (flag)
{
str.Remove();
return;
}
if (str.isText && !(value is string))
{
throw new InvalidOperationException("Use SetTextAttribute to set text attributes.");
}
str.@value = SerializationMaster.ToString(value);
}
else if (!flag)
{
parent.Add(SerializationMaster.ToStageAttribute(name, value));
return;
}
}