/// <summary>
/// Initializes a new instance of the <see cref="ElementNode"/> class.
/// </summary>
/// <param name="codeElements">The code elements.</param>
/// <param name="owner">The owner.</param>
/// <exception cref="System.ArgumentNullException">codeElements</exception>
internal ElementNode(CodeElements codeElements, FileItemManager owner)
{
_owner = owner;
if (codeElements == null)
{
throw new ArgumentNullException("codeElements");
}
_elements = codeElements;
}
/// <summary>
/// Initializes a new instance of the <see cref="ElementNode"/> class.
/// </summary>
/// <param name="element">The element.</param>
/// <param name="owner">The owner.</param>
/// <exception cref="System.ArgumentNullException">element</exception>
internal ElementNode(CodeElement element, FileItemManager owner)
{
_owner = owner;
if (element == null)
{
throw new ArgumentNullException("element");
}
Element = element;
if (!element.NoWatchedChildren())
{
_elements = element.Children();
}
refreshOffset(); //initialize offset
}
/// <summary>
/// Register given <see cref="ProjectItem" />.
/// </summary>
/// <param name="item">Project item that is registered.</param>
/// <param name="progress">The progress handler.</param>
/// <returns><see cref="FileItemManager" /> created for given item if any.</returns>
private FileItemManager registerItem(ProjectItem item, NamedProgressEvent progress)
{
if (_watchedItems.ContainsKey(item))
{
return(_watchedItems[item]);
}
var fileCodeModel = item.FileCodeModel;
if (fileCodeModel == null)
{
if (item.ProjectItems != null)
{
//possible folder, which contains another project items
foreach (ProjectItem subItm in item.ProjectItems)
{
//folder and its project items
registerItem(subItm, progress);
}
}
//Note that we don't need to watch SubProjects in folders for now
return(null);
}
else
{
//item is source code file so it needs to be registered
if (progress != null)
{
progress(item.Name);
}
var manager = new FileItemManager(_vs, item.Name, fileCodeModel);
manager.ElementAdded += (e) =>
{
if (ElementAdded != null)
{
ElementAdded(e);
}
};
manager.ElementChanged += (e) =>
{
if (ElementChanged != null)
{
ElementChanged(e);
}
};
manager.ElementRemoved += (e) =>
{
if (ElementRemoved != null)
{
ElementRemoved(e);
}
};
if (item.IsOpen)
{
//we will read whole representation of opened
//file because it is already loaded in memory
manager.FlushChanges();
}
else
{
manager.LoadRootOnly();
}
//register item
_watchedItems.Add(item, manager);
return(manager);
}
}
