From 9554b6a28765db7debce2cc27587476dc90e5d3e Mon Sep 17 00:00:00 2001
From: Jeff Carr <jcarr@wit.com>
Date: Mon, 3 Mar 2025 00:12:12 -0600
Subject: starting to stub in widgetpb

---
 init.go    | 11 +++++++----
 node.go    | 31 +++++++++++++++++++++++++++++++
 structs.go | 29 ++++++++++++-----------------
 window.go  | 19 +++++++++++++++++++
 4 files changed, 69 insertions(+), 21 deletions(-)

diff --git a/init.go b/init.go
index 7c8a35a..6887436 100644
--- a/init.go
+++ b/init.go
@@ -6,6 +6,7 @@ import (
 	"os"
 	"runtime/debug"
 
+	"go.wit.com/lib/protobuf/guipb"
 	"go.wit.com/log"
 	"go.wit.com/widget"
 )
@@ -25,12 +26,14 @@ func initNew() {
 	me.rootNode.WidgetType = widget.Root
 	me.rootNode.hidden = false // always send the rootNode to the toolkits
 
+	me.widgets = guipb.NewWidgets()
+
 	// used to pass debugging flags to the toolkit plugins
-	me.flag = me.rootNode.newNode("flag", 0)
-	me.flag.WidgetType = widget.Flag
+	flag := me.rootNode.newNode("flag", 0)
+	flag.WidgetType = widget.Flag
 
-	me.flag = me.rootNode.newNode("stdout", 0)
-	me.flag.WidgetType = widget.Stdout
+	flag = me.rootNode.newNode("stdout", 0)
+	flag.WidgetType = widget.Stdout
 
 	me.guiChan = make(chan widget.Action, 1)
 
diff --git a/node.go b/node.go
index 3fdea60..6866848 100644
--- a/node.go
+++ b/node.go
@@ -1,6 +1,7 @@
 package gui
 
 import (
+	"go.wit.com/lib/protobuf/guipb"
 	"go.wit.com/log"
 	"go.wit.com/widget"
 )
@@ -87,6 +88,36 @@ func (parent *Node) Append(n *Node) {
 
 	// honor the visable settings of the parent
 	n.visable = parent.visable
+
+	// deprecate everything above and switch to protobuf below
+	if n.widget == nil {
+		n.widget = new(guipb.Widget)
+	}
+	n.widget.Id = int64(n.id)
+	n.widget.Type = n.TypePB()
+}
+
+func (n *Node) TypePB() guipb.WidgetType {
+	switch n.WidgetType {
+	case widget.Window:
+		return guipb.WidgetType_Window
+	case widget.Group:
+		return guipb.WidgetType_Group
+	case widget.Grid:
+		return guipb.WidgetType_Grid
+	case widget.Box:
+		return guipb.WidgetType_Box
+	case widget.Label:
+		return guipb.WidgetType_Label
+	case widget.Button:
+		return guipb.WidgetType_Button
+	case widget.Checkbox:
+		return guipb.WidgetType_Checkbox
+	case widget.Dropdown:
+		return guipb.WidgetType_Dropdown
+	default:
+		return guipb.WidgetType_Label
+	}
 }
 
 // returns the parent widget
diff --git a/structs.go b/structs.go
index a3a1781..704202e 100644
--- a/structs.go
+++ b/structs.go
@@ -40,16 +40,12 @@ type guiConfig struct {
 	// a toolkit requirement. never allow more than one per program
 	initOnce sync.Once
 
-	// locking for the binary tree
-	muTree sync.Mutex
-
-	// This is the master node. The Binary Tree starts here
-	rootNode *Node
+	rootNode *Node          // This is the master node. The Binary Tree starts here
+	widgets  *guipb.Widgets // the protobuf. switch to this. deprecate rootNode
+	counter  int            // used to make unique WidgetId's
 
 	// A node off of rootNode for passing debugging flags
-	flag *Node
-
-	counter int // used to make unique WidgetId's
+	// flag *Node
 
 	// sets the chan for the plugins to call back too
 	guiChan chan widget.Action
@@ -87,12 +83,12 @@ type guiConfig struct {
 */
 
 type Node struct {
-	id      int  // should be unique
-	hidden  bool // don't update the toolkits when it's hidden
-	changed bool // do we need to inform the toolkit something changed?
-	enabled bool // if false, then the the user can't click on it
-	mu      sync.Mutex
-
+	widget     *guipb.Widget // deprecate everything below and switch to this protobuf
+	id         int           // should be unique
+	hidden     bool          // don't update the toolkits when it's hidden
+	changed    bool          // do we need to inform the toolkit something changed?
+	enabled    bool          // if false, then the the user can't click on it
+	mu         sync.Mutex
 	WidgetType widget.WidgetType
 
 	// most widgets need one value, this is current alue
@@ -158,9 +154,8 @@ type Node struct {
 	NextH int
 
 	// if this widget is in a grid, this is the position of a widget
-	AtW    int
-	AtH    int
-	widget guipb.Widget
+	AtW int
+	AtH int
 }
 
 type Widget interface {
diff --git a/window.go b/window.go
index e0a1b01..ef4a804 100644
--- a/window.go
+++ b/window.go
@@ -117,3 +117,22 @@ func (n *Node) TestDraw() {
 	}
 	return
 }
+
+func (n *Node) TestPB() {
+	if n == nil {
+		return
+	}
+
+	a := getNewAction(me.rootNode, widget.Show)
+
+	log.Info("gui.UpdateTable() TODO: move the widget update val logic here instead of tree")
+
+	a.WidgetPB, err = me.widgets.Marshal()
+	if err != nil {
+		log.Info("unmarshal error", err)
+		return
+	}
+	sendActionToPlugin(a)
+
+	return
+}
-- 
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