public override void RemoveItem(int index)
{
var path = new Gtk.TreePath();
path.AppendIndex(index);
Handler.Tree.Model.EmitRowDeleted(path);
}
public Gtk.TreePath GetPathAtRow(int row)
{
var path = new Gtk.TreePath();
path.AppendIndex(row);
return(path);
}
public override void InsertItem(int index, ITreeItem item)
{
var path = new Gtk.TreePath();
path.AppendIndex(index);
var iter = Handler.model.GetIterFromItem(item, path);
Handler.tree.Model.EmitRowInserted(path, iter);
}
public override void AddItem(ITreeItem item)
{
var path = new Gtk.TreePath();
path.AppendIndex(Collection.Count);
var iter = Handler.model.GetIterFromItem(item, path);
Handler.tree.Model.EmitRowInserted(path, iter);
}
public Gtk.TreePath GetPath(int index)
{
this.VerifyValidIndex(index);
Gtk.TreePath path = new Gtk.TreePath();
path.AppendIndex(index);
path.Owned = false;
return(path);
}
public Gtk.TreePath GetPath(Gtk.TreeIter iter)
{
var node = NodeFromIter(iter);
var path = new Gtk.TreePath();
path.AppendIndex(node);
return(path);
}
public Gtk.TreePath GetPath(Gtk.TreeIter iter)
{
var row = GetRow(iter);
var path = new Gtk.TreePath();
path.AppendIndex(row);
return(path);
}
public Gtk.TreePath GetPath(Gtk.TreeIter iter)
{
var node = NodeFromIter(iter);
if (node == null)
{
throw new ArgumentException("iter");
}
var path = new Gtk.TreePath();
path.AppendIndex(node.Row);
return(path);
}
private void HandleViewModelSelectionChangedCore(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
_updatingSelection = true;
try
{
var selection = _romListView.Selection;
switch (e.Action)
{
case System.Collections.Specialized.NotifyCollectionChangedAction.Add:
case System.Collections.Specialized.NotifyCollectionChangedAction.Remove:
case System.Collections.Specialized.NotifyCollectionChangedAction.Replace:
if (e.NewItems != null)
{
foreach (ProgramDescriptionViewModel item in e.NewItems)
{
var index = ViewModel.Programs.IndexOf(item);
var path = new Gtk.TreePath();
path.AppendIndex(index);
selection.SelectPath(path);
}
}
if (e.OldItems != null)
{
foreach (ProgramDescriptionViewModel item in e.OldItems)
{
var index = ViewModel.Programs.IndexOf(item);
var path = new Gtk.TreePath();
path.AppendIndex(index);
selection.UnselectPath(path);
}
}
break;
case System.Collections.Specialized.NotifyCollectionChangedAction.Reset:
selection.UnselectAll();
break;
case System.Collections.Specialized.NotifyCollectionChangedAction.Move:
break;
}
}
finally
{
_updatingSelection = false;
}
}
public override int GetRowIndexOfPath(Gtk.TreePath path)
{
var tempPath = new Gtk.TreePath();
int count = GetCount(Gtk.TreeIter.Zero, path.Indices[0]);
// slow but works for now
for (int i = 0; i < path.Indices.Length - 1; i++)
{
tempPath.AppendIndex(path.Indices[i]);
Gtk.TreeIter iter;
if (model.GetIter(out iter, tempPath))
{
count += GetCount(iter, path.Indices[i + 1]);
}
}
count += path.Indices.Length - 1;
//count += path.Indices[row.Indices.Length - 1];
return(count);
}
public Gtk.TreePath GetPath(int index)
{
this.VerifyValidIndex(index);
Gtk.TreePath path = new Gtk.TreePath();
path.AppendIndex(index);
path.Owned = false;
return path;
}
public Gtk.TreePath GetPath (Gtk.TreeIter iter)
{
var node = NodeFromIter (iter);
if (node == null)
throw new ArgumentException ("iter");
var path = new Gtk.TreePath ();
path.AppendIndex (node.Row);
return path;
}