XshdRuleSet ImportRuleSet(XmlElement element)
{
XshdRuleSet ruleSet = new XshdRuleSet();
ruleSet.Name = element.GetAttributeOrNull("name");
if (element.HasAttribute("escapecharacter"))
{
ruleSetEscapeCharacter = element.GetAttribute("escapecharacter")[0];
}
else
{
ruleSetEscapeCharacter = '\0';
}
if (element.HasAttribute("reference"))
{
ruleSet.Elements.Add(
new XshdImport {
RuleSetReference = new XshdReference <XshdRuleSet>(
element.GetAttribute("reference"), string.Empty
)
});
}
ruleSet.IgnoreCase = element.GetBoolAttribute("ignorecase");
foreach (XmlElement el in element.GetElementsByTagName("KeyWords"))
{
XshdKeywords keywords = new XshdKeywords();
keywords.ColorReference = GetColorReference(el);
// we have to handle old syntax highlighting definitions that contain
// empty keywords or empty keyword groups
foreach (XmlElement node in el.GetElementsByTagName("Key"))
{
string word = node.GetAttribute("word");
if (!string.IsNullOrEmpty(word))
{
keywords.Words.Add(word);
}
}
if (keywords.Words.Count > 0)
{
ruleSet.Elements.Add(keywords);
}
}
foreach (XmlElement el in element.GetElementsByTagName("Span"))
{
ruleSet.Elements.Add(ImportSpan(el));
}
foreach (XmlElement el in element.GetElementsByTagName("MarkPrevious"))
{
ruleSet.Elements.Add(ImportMarkPrevNext(el, false));
}
foreach (XmlElement el in element.GetElementsByTagName("MarkFollowing"))
{
ruleSet.Elements.Add(ImportMarkPrevNext(el, true));
}
return(ruleSet);
}
