diff --git a/Terminal.Gui/Views/TreeView.cs b/Terminal.Gui/Views/TreeView.cs
index 5c9e57bcb..70ad88e63 100644
--- a/Terminal.Gui/Views/TreeView.cs
+++ b/Terminal.Gui/Views/TreeView.cs
@@ -591,6 +591,7 @@ namespace Terminal.Gui {
var parent = GetParent(SelectedObject);
if(parent != null){
SelectedObject = parent;
+ AdjustSelection(0);
SetNeedsDisplay();
}
}
@@ -624,7 +625,7 @@ namespace Terminal.Gui {
///
/// If nothing is currently selected the first root is selected. If the selected object is no longer in the tree the first object is selected
///
- private void AdjustSelection (int offset)
+ public void AdjustSelection (int offset)
{
if(SelectedObject == null){
SelectedObject = roots.Keys.FirstOrDefault();
diff --git a/UICatalog/Scenarios/TreeViewFileSystem.cs b/UICatalog/Scenarios/TreeViewFileSystem.cs
index 2fa807ed2..a9ba12fac 100644
--- a/UICatalog/Scenarios/TreeViewFileSystem.cs
+++ b/UICatalog/Scenarios/TreeViewFileSystem.cs
@@ -28,6 +28,8 @@ namespace UICatalog.Scenarios {
private MenuItem miArrowSymbols;
private MenuItem miNoSymbols;
private MenuItem miColoredSymbols;
+ private Terminal.Gui.Attribute green;
+ private Terminal.Gui.Attribute red;
public override void Setup ()
{
@@ -91,6 +93,9 @@ namespace UICatalog.Scenarios {
SetupNodeTree();
Win.Add(treeViewNodes);
+
+ green = Application.Driver.MakeAttribute (Color.Green, Color.Blue);
+ red = Application.Driver.MakeAttribute (Color.Red, Color.Blue);
}
private void SetupNodeTree ()
@@ -145,22 +150,23 @@ namespace UICatalog.Scenarios {
}
private void ShowColoredExpandableSymbols()
{
- ShowColoredExpandableSymbols(treeViewNodes);
+ miColoredSymbols.Checked = !miColoredSymbols.Checked;
+
ShowColoredExpandableSymbols(treeViewFiles);
+ ShowColoredExpandableSymbols(treeViewNodes);
}
private void ShowColoredExpandableSymbols (ITreeView treeView)
{
- miColoredSymbols.Checked = !miColoredSymbols.Checked;
// Toggle Green expand symbols
if(miColoredSymbols.Checked)
- treeView.Style.ExpandableSymbolColor = new Terminal.Gui.Attribute(Color.Green,Win.ColorScheme.Normal.Background);
+ treeView.Style.ExpandableSymbolColor = green;
else
treeView.Style.ExpandableSymbolColor = null; //clear it
// Toggle Red collapse symbols
if(miColoredSymbols.Checked)
- treeView.Style.CollapseableSymbolColor = new Terminal.Gui.Attribute(Color.Red,Win.ColorScheme.Normal.Background);
+ treeView.Style.CollapseableSymbolColor = red;
else
treeView.Style.CollapseableSymbolColor = null; //clear it