Trying to get keys to the treebrowser

widgets/tree_browser.go

@@ -2,6 +2,7 @@ package widgets
 
 import (
 	"errors"
+	"fmt"
 
 	h "git.bullercodeworks.com/brian/expds/helpers"
 	t "git.bullercodeworks.com/brian/tcell-widgets"
@@ -104,6 +105,7 @@ func (w *TreeBrowser) GetKeyMap() *t.KeyMap   { return w.keyMap }
 func (w *TreeBrowser) SetKeyMap(km *t.KeyMap) { w.keyMap = km }
 
 func (w *TreeBrowser) HandleKey(ev *tcell.EventKey) bool {
+	w.Log("TreeBrowser Handling Key: %s", ev.Name())
 	if !w.active || !w.focusable {
 		return false
 	}
@@ -139,6 +141,7 @@ func (w *TreeBrowser) Draw(screen tcell.Screen) {
 			break
 		}
 	}
+	th.DrawText(x, y, fmt.Sprintf("Cursor: %d", w.cursor), w.style, screen)
 }
 
 func (w *TreeBrowser) SetStyle(s tcell.Style) { w.style = s }
@@ -290,6 +293,9 @@ func (w *TreeBrowser) updateList() {
 	if w.cursor >= len(w.list) {
 		w.cursor = len(w.list) - 1
 	}
+	if w.cursor <= 0 {
+		w.cursor = 0
+	}
 }
 
 /*
@@ -338,3 +344,18 @@ func (tn *TreeNode) AddChild(t *TreeNode, rest ...*TreeNode) {
 		tn.children = append(tn.children, rest[i])
 	}
 }
+
+func (tn *TreeNode) GetPath() []string {
+	var path []string
+	if tn.parent != nil {
+		path = tn.parent.GetPath()
+	}
+	return append(path, tn.value)
+}
+func (tn *TreeNode) GetLabelPath() []string {
+	var path []string
+	if tn.parent != nil {
+		path = tn.parent.GetLabelPath()
+	}
+	return append(path, tn.label)
+}