Fix group tools disclosure icon

main.go

@@ -396,6 +396,7 @@ type ui struct {
 	copyIcon                       *widget.Icon
 	expandMoreIcon                 *widget.Icon
 	expandLessIcon                 *widget.Icon
+	chevronRightIcon               *widget.Icon
 	chevronDownIcon                *widget.Icon
 	settingsIcon                   *widget.Icon
 	menuIcon                       *widget.Icon
@@ -615,6 +616,7 @@ func newUIWithState(mode string, sess appstate.CurrentSession, paths statePaths)
 	u.copyIcon, _ = widget.NewIcon(icons.ContentContentCopy)
 	u.expandMoreIcon, _ = widget.NewIcon(icons.NavigationExpandMore)
 	u.expandLessIcon, _ = widget.NewIcon(icons.NavigationExpandLess)
+	u.chevronRightIcon, _ = widget.NewIcon(icons.NavigationChevronRight)
 	u.chevronDownIcon, _ = widget.NewIcon(icons.NavigationArrowDropDown)
 	u.settingsIcon, _ = widget.NewIcon(icons.ActionSettings)
 	u.menuIcon, _ = widget.NewIcon(icons.NavigationMenu)

ui_forms.go

@@ -909,7 +909,7 @@ func (u *ui) groupControlsDisclosure(gtx layout.Context) layout.Dimensions {
 					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
 						icon := u.expandLessIcon
 						if u.groupControlsHidden {
-							icon = u.expandMoreIcon
+							icon = u.chevronRightIcon
 						}
 						if icon == nil {
 							lbl := material.Label(u.theme, unit.Sp(16), ">")