1 files changed, 112 insertions, 0 deletions
diff --git a/treeDraw.go b/treeDraw.go
new file mode 100644
index 0000000..5b92d9e
--- /dev/null
+++ b/treeDraw.go
@@ -0,0 +1,112 @@
+package main
+
+import (
+	"errors"
+	"fmt"
+	"strconv"
+
+	"github.com/awesome-gocui/gocui"
+	log "go.wit.com/log"
+)
+
+var toggle bool = true
+
+func (w *guiWidget) DrawAt(offsetW, offsetH int) {
+	w.setColor(&colorActiveW)
+	w.placeWidgets(offsetW, offsetH) // compute the sizes & places for each widget
+	w.active = false
+	w.showWidgets()
+}
+
+func (w *guiWidget) toggleTree() {
+	if toggle {
+		w.drawTree(toggle)
+		toggle = false
+	} else {
+		w.hideWidgets()
+		toggle = true
+	}
+}
+
+// display the widgets in the binary tree
+func (w *guiWidget) drawTree(draw bool) {
+	if w == nil {
+		return
+	}
+	w.showWidgetPlacement("drawTree()")
+	if draw {
+		// w.textResize()
+		w.Show()
+	} else {
+		w.Hide()
+	}
+
+	for _, child := range w.children {
+		child.drawTree(draw)
+	}
+}
+
+// display's the text of the widget in gocui
+// deletes the old view if it exists and recreates it
+func (w *guiWidget) drawView() {
+	var err error
+	log.Log(INFO, "drawView() START", w.WidgetType, w.String())
+	if me.baseGui == nil {
+		log.Log(ERROR, "drawView() ERROR: me.baseGui == nil", w)
+		return
+	}
+
+	if w.cuiName == "" {
+		log.Log(ERROR, "drawView() w.cuiName was not set for widget", w)
+		w.cuiName = strconv.Itoa(w.node.WidgetId) + " TK"
+	}
+	log.Log(INFO, "drawView() labelN =", w.labelN)
+
+	// this deletes the button from gocui
+	me.baseGui.DeleteView(w.cuiName)
+	w.v = nil
+
+	w.textResize()
+	a := w.gocuiSize.w0
+	b := w.gocuiSize.h0
+	c := w.gocuiSize.w1
+	d := w.gocuiSize.h1
+
+	w.v, err = me.baseGui.SetView(w.cuiName, a, b, c, d, 0)
+	if err == nil {
+		w.showWidgetPlacement("drawView()")
+		log.Log(ERROR, "drawView() internal plugin error err = nil")
+		return
+	}
+	if !errors.Is(err, gocui.ErrUnknownView) {
+		w.showWidgetPlacement("drawView()")
+		log.Log(ERROR, "drawView() internal plugin error error.IS()", err)
+		return
+	}
+
+	// this sets up the keybinding for the name of the window
+	// does this really need to be done? I think we probably already
+	// know everything about where all the widgets are so we could bypass
+	// the gocui package and just handle all the mouse events internally here (?)
+	// for now, the w.v.Name is a string "1", "2", "3", etc from the widgetId
+
+	// set the binding for this gocui view now that it has been created
+	// gocui handles overlaps of views so it will run on the view that is clicked on
+	me.baseGui.SetKeybinding(w.v.Name(), gocui.MouseLeft, gocui.ModNone, click)
+
+	// this actually sends the text to display to gocui
+	w.v.Wrap = true
+	w.v.Frame = w.frame
+	w.v.Clear()
+	fmt.Fprint(w.v, w.labelN)
+
+	// if you don't do this here, it will be black & white only
+	if w.color != nil {
+		w.v.FrameColor = w.color.frame
+		w.v.FgColor = w.color.fg
+		w.v.BgColor = w.color.bg
+		w.v.SelFgColor = w.color.selFg
+		w.v.SelBgColor = w.color.selBg
+	}
+	log.Log(INFO, "drawView() END")
+}