bool IsRowSeparator (TreeModel model, Gtk.TreeIter iter)
{
Gtk.TreePath path = model.GetPath (iter);
bool res = false;
ApplicationContext.InvokeUserCode (delegate {
res = EventSink.RowIsSeparator (path.Indices[0]);
});
return res;
}
public void Initialize (Type[] columnTypes)
{
types = new Type[columnTypes.Length];
for (int n=0; n<types.Length; n++) {
if (columnTypes [n] == typeof(Gtk.Image))
types [n] = typeof(ImageDescription);
else if (columnTypes [n] == typeof(object))
types [n] = typeof(ObjectWrapper);
else
types [n] = columnTypes [n];
}
store = InitializeModel (types);
}
public void LoadData(TreeModel model, Gtk.TreeIter iter)
{
TreeModel = model;
CurrentIter = iter;
EventSink = Frontend.Load (this);
CellRenderer.Visible = Frontend.Visible;
OnLoadData ();
}
public CellDataSource (TreeIter iter, TreeModel treeModel)
{
this.iter = iter;
this.treeModel = treeModel;
}
public static object GetModelValue (TreeModel store, Gtk.TreeIter it, int column)
{
object val = store.GetValue (it, column);
if (val is DBNull)
return null;
else if (val is ObjectWrapper)
return ((ObjectWrapper)val).Object;
else
return val;
}
public static void SetModelValue (TreeModel store, Gtk.TreeIter it, int column, Type type, object value)
{
if (type == typeof(ObjectWrapper) && value != null)
store.SetValue (it, column, new ObjectWrapper (value));
else if (value is string)
store.SetValue (it, column, (string)value);
else
store.SetValue (it, column, value ?? DBNull.Value);
}
