private RichText GetRichText(IResource res)
{
lock ( _richTextCache )
{
RichText richText = (RichText)_richTextCache [res.Id];
if (richText != null)
{
return(richText);
}
}
TextStyle defaultStyle = new TextStyle(FontStyle.Regular,
SystemColors.WindowText, Color.Transparent);
RichTextParameters defaultParams = new RichTextParameters(OwnerControl.Font,
defaultStyle);
if (Core.State == CoreState.ShuttingDown)
{
return(new RichText("", defaultParams));
}
Thread.SetData(_itemBeingDecoratedSlot, res.Id);
RichText newRichText = new RichText(res.DisplayName, defaultParams);
_decoratorLock.AcquireReaderLock(-1);
try
{
HashSet processedDecorators = new HashSet();
for (int i = _decorators.Count - 1; i >= 0; i--)
{
IResourceNodeDecorator decorator = (IResourceNodeDecorator)_decorators [i];
string key = decorator.DecorationKey;
if (key != null && processedDecorators.Contains(key))
{
continue;
}
if (decorator.DecorateNode(res, newRichText))
{
if (key != null)
{
processedDecorators.Add(key);
}
}
}
}
finally
{
_decoratorLock.ReleaseReaderLock();
}
Thread.SetData(_itemBeingDecoratedSlot, -1);
lock ( _richTextCache )
{
_richTextCache [res.Id] = newRichText;
}
return(newRichText);
}
public void InsertNodeDecorator(IResourceNodeDecorator decorator, int pos)
{
_decoratorLock.AcquireWriterLock(-1);
try
{
_decorators.Insert(pos, decorator);
}
finally
{
_decoratorLock.ReleaseWriterLock();
}
decorator.DecorationChanged += HandleDecorationChanged;
}
public void AddNodeDecorator(IResourceNodeDecorator decorator)
{
_decoratorLock.AcquireWriterLock(-1);
try
{
_decorators.Add(decorator);
}
finally
{
_decoratorLock.ReleaseWriterLock();
}
decorator.DecorationChanged += HandleDecorationChanged;
}
public void AddDecorator(IResourceNodeDecorator decorator)
{
_nameColumn.AddNodeDecorator(decorator);
}
/// <summary>
/// Method is supposed to control the order of decorators activation in
/// more flexible manner, due to the fixed (previously) position of
/// <c>UnreadNodeDecorator</c> handler.
/// </summary>
public void InsertNodeDecorator(IResourceNodeDecorator decorator, int pos)
{
_textColumn.InsertNodeDecorator(decorator, pos);
}
public void AddNodeDecorator(IResourceNodeDecorator decorator)
{
_textColumn.AddNodeDecorator(decorator);
}
