public TreeItem Clone()
{
TreeItem clone = new TreeItem(this.Name, this.Item);
foreach (var ti in this.Children)
{
clone.AddChild(ti.Clone());
}
return(clone);
}
// Helper for building a tree describing the profiles
private void ProfileTreeHelper(IEnumerable <Profile> profiles, TreeItem parent)
{
foreach (Profile p in profiles)
{
var ti = new TreeItem(p.Name, p);
// Hook on a handler to deal with name changes
ti.NameChanged += new NameChangedEventHandler(treeItem_NameChanged);
// Selection is controlled programmatically through binding to IsSelected
if (p == SelectedProfile)
{
ti.IsSelected = true;
}
parent.AddChild(ti);
}
}
public void PopulateSystemProperties()
{
IPropertyDescriptionList propertyDescriptionList = null;
IPropertyDescription propertyDescription = null;
Guid guid = new Guid(ShellIIDGuid.IPropertyDescriptionList);
try
{
int hr = PropertySystemNativeMethods.PSEnumeratePropertyDescriptions(PropertySystemNativeMethods.PropDescEnumFilter.PDEF_ALL, ref guid, out propertyDescriptionList);
if (hr >= 0)
{
uint count;
propertyDescriptionList.GetCount(out count);
guid = new Guid(ShellIIDGuid.IPropertyDescription);
Dictionary <string, List <string> > dict = new Dictionary <string, List <string> >();
for (uint i = 0; i < count; i++)
{
propertyDescriptionList.GetAt(i, ref guid, out propertyDescription);
string propName;
propertyDescription.GetCanonicalName(out propName);
List <string> names = null;
string[] parts = propName.Split('.');
if (parts.Count() == 2)
{
// System.Foo
if (!dict.TryGetValue(parts[0], out names))
{
names = new List <string>();
dict.Add(parts[0], names);
}
names.Add(parts[1]);
}
else if (parts.Count() == 3)
{
// System.Bar.Baz
if (!dict.TryGetValue(parts[1], out names))
{
names = new List <string>();
dict.Add(parts[1], names);
}
names.Add(parts[2]);
}
// If we ever need it:
// ShellPropertyDescription desc = new ShellPropertyDescription(propertyDescription);
if (propertyDescription != null)
{
Marshal.ReleaseComObject(propertyDescription);
propertyDescription = null;
}
}
// build tree
foreach (string cat in dict.Keys)
{
TreeItem main = new TreeItem(cat, PropType.Group);
foreach (string name in dict[cat])
{
main.AddChild(new TreeItem(name, PropType.Normal));
}
if (cat == "System")
{
AllProperties.Insert(0, main);
}
else if (cat == "PropGroup")
{
foreach (TreeItem ti in main.Children)
{
GroupProperties.Add(ti.Name);
}
}
else
{
AllProperties.Add(main);
}
}
}
}
finally
{
if (propertyDescriptionList != null)
{
Marshal.ReleaseComObject(propertyDescriptionList);
}
if (propertyDescription != null)
{
Marshal.ReleaseComObject(propertyDescription);
}
}
}