public GLib.Value GetColumnValue(ITreeGridItem item, int dataColumn, int row, Gtk.TreeIter iter)
{
if (dataColumn == RowDataColumn)
{
return(new GLib.Value(GetRowIndexOfPath(model.GetPath(iter))));
}
int column;
if (ColumnMap.TryGetValue(dataColumn, out column))
{
var colHandler = (IGridColumnHandler)Widget.Columns[column].Handler;
return(colHandler.GetValue(item, dataColumn, row));
}
return(new GLib.Value((string)null));
}
int GetCount(Gtk.TreeIter parent, int upToIndex)
{
int rows = upToIndex == -1 ? model.IterNChildren(parent) : upToIndex;
int count = 0;
for (int i = 0; i < rows; i++)
{
Gtk.TreeIter iter;
if (model.IterNthChild(out iter, parent, i))
{
var childPath = model.GetPath(iter);
if (Tree.GetRowExpanded(childPath))
{
count += GetCount(iter, -1);
}
}
count++;
}
return(count);
}
int GetCount(Gtk.TreeIter parent, int upToIndex)
{
int rows = upToIndex == -1 ? model.IterNChildren(parent) : upToIndex;
int count = 0;
var path = model.GetPath(parent);
path.AppendIndex(0);
for (int i = 0; i < rows; i++)
{
Gtk.TreeIter iter;
if (Tree.GetRowExpanded(path))
{
if (model.IterNthChild(out iter, parent, i))
{
count += GetCount(iter, -1);
}
}
path.Next();
count++;
}
return(count);
}