public static List<IHtmlSchema> GetSchemas()
{
HtmlSchemaManager mng = new HtmlSchemaManager();
IHtmlSchema html = mng.GetSchema("http://schemas.microsoft.com/intellisense/html");
var schemas = mng.CustomAttributePrefixes.SelectMany(p => mng.GetSupplementalSchemas(p)).ToList();
schemas.Insert(0, html);
return schemas;
}
private static IEnumerable <string> BuildCache()
{
yield return("*");
HtmlSchemaManager mng = new HtmlSchemaManager();
IHtmlSchema schema = mng.GetSchema("http://schemas.microsoft.com/intellisense/html");
foreach (var element in schema.GetTopLevelElements())
{
yield return(element.Name);
}
}
private IEnumerable<ICssCompletionListEntry> KnownTagName(IHtmlSchema schema, string tagName)
{
var element = schema.GetElementInfo(tagName);
if (element != null)
{
foreach (var attr in element.GetAttributes())
{
if (IsAllowed(attr.Name))
yield return new CompletionListEntry(attr.Name);
}
}
}
private IEnumerable<ICssCompletionListEntry> UnknownTagName(IHtmlSchema schema)
{
if (_allAttributes == null)
{
_allAttributes = new HashSet<string>();
foreach (var element in schema.GetTopLevelElements())
foreach (var attr in element.GetAttributes())
{
if (!_allAttributes.Contains(attr.Name) && IsAllowed(attr.Name))
_allAttributes.Add(attr.Name);
}
}
return _allAttributes.Select(n => new CompletionListEntry(n));
}
private IEnumerable<ICssCompletionListEntry> KnownTagName(IHtmlSchema schema, string tagName, string attrName)
{
var element = schema.GetElementInfo(tagName);
if (element != null)
{
var attr = element.GetAttribute(attrName);
if (attr == null)
yield break;
foreach (var value in attr.GetValues())
{
yield return new CompletionListEntry(value.Value);
}
}
}
private IEnumerable <ICssCompletionListEntry> KnownTagName(IHtmlSchema schema, string tagName, string attrName)
{
var element = schema.GetElementInfo(tagName);
if (element != null)
{
var attr = element.GetAttribute(attrName);
if (attr == null)
{
yield break;
}
foreach (var value in attr.GetValues())
{
yield return(new CompletionListEntry(value.Value));
}
}
}
public IEnumerable <ICssCompletionListEntry> GetListEntries(CssCompletionContext context)
{
HtmlSchemaManager mng = new HtmlSchemaManager();
IHtmlSchema schema = mng.GetSchema("http://schemas.microsoft.com/intellisense/html");
var tag = context.ContextItem.FindType <SimpleSelector>();
var attr = context.ContextItem as AttributeSelector;
if (tag != null && tag.Name != null && attr != null && attr.AttributeName != null)
{
return(KnownTagName(schema, tag.Name.Text, attr.AttributeName.Text));
}
else if (attr != null && attr.AttributeName != null)
{
return(UnknownTagName(schema, attr.AttributeName.Text));
}
return(new List <ICssCompletionListEntry>());
}
private static IEnumerable<ICssCompletionListEntry> UnknownTagName(IHtmlSchema schema, string attrName)
{
var cache = new HashSet<string>();
foreach (var element in schema.GetTopLevelElements())
{
var attr = element.GetAttribute(attrName);
if (attr != null)
{
foreach (var value in attr.GetValues())
{
cache.Add(value.Value);
}
}
}
return cache.Select(n => new CompletionListEntry(n));
}
public static IEnumerable <string> GetAttributeValue(string elementName, string attributeName)
{
HtmlSchemaManager mng = new HtmlSchemaManager();
IHtmlSchema schema = mng.GetSchema("http://schemas.microsoft.com/intellisense/html");
IHtmlElementInfo element = schema.GetElementInfo(elementName);
if (element != null)
{
IHtmlAttributeInfo attribute = element.GetAttribute(attributeName);
if (attribute != null)
{
foreach (IHtmlAttributeValueInfo value in attribute.GetValues())
{
yield return(value.Value);
}
}
}
}
private static IEnumerable <ICssCompletionListEntry> UnknownTagName(IHtmlSchema schema, string attrName)
{
var cache = new HashSet <string>();
foreach (var element in schema.GetTopLevelElements())
{
var attr = element.GetAttribute(attrName);
if (attr != null)
{
foreach (var value in attr.GetValues())
{
cache.Add(value.Value);
}
}
}
return(cache.Select(n => new CompletionListEntry(n)));
}
