1 files changed, 271 insertions, 0 deletions
diff --git a/widgetDraw.go b/widgetDraw.go
new file mode 100644
index 0000000..d678678
--- /dev/null
+++ b/widgetDraw.go
@@ -0,0 +1,271 @@
+// Copyright 2017-2025 WIT.COM Inc. All rights reserved.
+// Use of this source code is governed by the GPL 3.0
+
+package main
+
+import (
+	"errors"
+	"fmt"
+	"strconv"
+
+	"github.com/awesome-gocui/gocui"
+	log "go.wit.com/log"
+	"go.wit.com/widget"
+)
+
+// don't draw widgets that are too far down the window
+func (tk *guiWidget) doNotDraw() bool {
+	var check bool
+	switch tk.WidgetType() {
+	case widget.Button:
+		check = true
+	case widget.Label:
+		check = true
+	default:
+	}
+	if !check {
+		return false
+	}
+	win := tk.findParentWindow()
+	if win == nil {
+		// don't draw anything if you can't find the parent window
+		return true
+	}
+
+	h := tk.gocuiSize.h0 - win.gocuiSize.h0
+
+	if h > 20 {
+		return true
+	}
+
+	return false
+}
+
+// page widgets in the window
+func (tk *guiWidget) pageWidget() *rectType {
+	r := new(rectType)
+
+	var check bool
+	switch tk.WidgetType() {
+	case widget.Button:
+		check = true
+	case widget.Label:
+		check = true
+	default:
+	}
+	if !check {
+		return nil
+	}
+	win := tk.findParentWindow()
+	if win == nil {
+		// don't draw anything if you can't find the parent window
+		return nil
+	}
+
+	r.w0 = tk.gocuiSize.w0
+	r.h0 = tk.gocuiSize.h0
+	r.w1 = tk.gocuiSize.w1
+	r.h1 = tk.gocuiSize.h1
+
+	// r.h0 = tk.gocuiSize.h0 - win.gocuiSize.h0
+
+	if r.h0 > 20 {
+		return r
+	}
+
+	return r
+}
+
+// display's the text of the widget in gocui
+// deletes the old view if it exists and recreates it
+func (tk *guiWidget) drawView() {
+	var err error
+	log.Log(INFO, "drawView() START", tk.WidgetType(), tk.String())
+	if me.baseGui == nil {
+		log.Log(ERROR, "drawView() ERROR: me.baseGui == nil", tk)
+		return
+	}
+
+	if tk.cuiName == "" {
+		log.Log(ERROR, "drawView() tk.cuiName was not set for widget", tk)
+		tk.cuiName = strconv.Itoa(tk.WidgetId()) + " TK"
+	}
+	log.Log(INFO, "drawView() labelN =", tk.labelN)
+
+	// this deletes the button from gocui
+	me.baseGui.DeleteView(tk.cuiName)
+	tk.v = nil
+
+	a := tk.gocuiSize.w0
+	b := tk.gocuiSize.h0
+	c := tk.gocuiSize.w1
+	d := tk.gocuiSize.h1
+
+	/*
+		// testing code for paging large windows
+		if tk.doNotDraw() {
+			return
+		}
+
+			if tk.window.pager != 0 {
+				if r := tk.pageWidget(); r == nil {
+					// if nil, draw whatever it is anyway
+				} else {
+					if r.Width() == 0 && r.Height() == 0 {
+						// don't draw empty stuff
+						return
+					}
+					a = r.w0
+					b = r.h0
+					c = r.w1
+					d = r.h1
+				}
+			}
+
+			if tk.WidgetType() == widget.Window || tk.WidgetType() == widget.Flag {
+				if tk.window.pager != 0 {
+					if tk.gocuiSize.Height() > 40 {
+						tk.window.large = true
+						tk.gocuiSize.h1 = tk.gocuiSize.h0 + 40
+						d = tk.gocuiSize.h1
+					}
+				}
+			}
+	*/
+
+	// this is all terrible. This sets the title. kinda
+	if tk.WidgetType() == widget.Window {
+		tk.textResize()
+		tk.full.w0 = tk.force.w0
+		tk.full.h0 = tk.force.h0
+
+		// for windows, make it the full size
+		a = tk.full.w0
+		b = tk.full.h0
+		c = tk.full.w0 + tk.gocuiSize.Width()
+		d = tk.full.h0 + tk.gocuiSize.Height()
+	} else {
+		if tk.internal {
+			// do nothing
+		} else {
+			tk.textResize() // resize gocui frame to the widget text
+		}
+		a = tk.gocuiSize.w0
+		b = tk.gocuiSize.h0
+		c = tk.gocuiSize.w1
+		d = tk.gocuiSize.h1
+	}
+
+	tk.v, err = me.baseGui.SetView(tk.cuiName, a, b, c, d, 0)
+	if err == nil {
+		tk.dumpWidget("drawView() err")
+		log.Log(ERROR, "drawView() internal plugin error err = nil")
+		return
+	}
+
+	if !errors.Is(err, gocui.ErrUnknownView) {
+		tk.dumpWidget("drawView() err")
+		log.Log(ERROR, "drawView() internal plugin error error.IS()", err)
+		return
+	}
+
+	if tk.v == nil {
+		log.Info("MUTEX FAIL. tk.v == nil here in drawView()")
+		log.Info("MUTEX FAIL. tk.v == nil here in drawView()")
+		log.Info("MUTEX FAIL. tk.v == nil here in drawView()")
+		return
+	}
+
+	// this actually sends the text to display to gocui
+	tk.v.Wrap = true
+	tk.v.Frame = tk.frame
+	tk.v.Clear()
+	fmt.Fprint(tk.v, tk.labelN)
+
+	// tmp hack to disable buttons on window open
+	if tk.WidgetType() == widget.Button {
+		if tk.IsEnabled() {
+		} else {
+			tk.setColorDisable()
+		}
+	}
+
+	switch tk.WidgetType() {
+	case widget.Button:
+		if tk.IsEnabled() {
+			if tk.isWindowDense() && tk.isInGrid() {
+				tk.setColorButtonDense()
+			} else {
+				tk.setColorButton()
+			}
+		} else {
+			tk.setColorDisable()
+		}
+	default:
+	}
+
+	if tk.v == nil {
+		log.Info("MUTEX FAIL 2. tk.v was deleted somehow tk.v == nil here in drawView()")
+		log.Info("MUTEX FAIL 2. tk.v == nil here in drawView()")
+		log.Info("MUTEX FAIL 2. tk.v == nil here in drawView()")
+		return
+	}
+
+	// if you don't do this here, it will be black & white only
+	if tk.color != nil {
+		tk.v.FrameColor = tk.color.frame
+		tk.v.FgColor = tk.color.fg
+		tk.v.BgColor = tk.color.bg
+		tk.v.SelFgColor = tk.color.selFg
+		tk.v.SelBgColor = tk.color.selBg
+	}
+
+	log.Log(INFO, "drawView() END")
+}
+
+func (w *guiWidget) DrawAt(offsetW, offsetH int) {
+	// w.setColor(&colorActiveW)
+	w.placeWidgets(offsetW, offsetH) // compute the sizes & places for each widget
+	// w.dumpWidget(fmt.Sprintf("DrawAt(%d,%d)", offsetW, offsetH))
+}
+
+func (w *guiWidget) simpleDrawAt(offsetW, offsetH int) {
+	// w.setColor(&colorActiveW)
+	w.dumpWidget("simpleDrawAt()")
+}
+
+// display the widgets in the binary tree
+func (w *guiWidget) drawTree(draw bool) {
+	if w == nil {
+		return
+	}
+	w.dumpWidget("in drawTree()")
+	if draw {
+		// w.textResize()
+		w.Show()
+	} else {
+		w.Hide()
+	}
+
+	for _, child := range w.children {
+		child.drawTree(draw)
+	}
+}
+
+func (w *guiWidget) Show() {
+	if w.isFake {
+		// don't display fake widgets
+		return
+	}
+
+	if w.Hidden() {
+		// recursively checks if the parent is hidden
+		// never show hidden widgets
+		return
+	}
+	if me.debug {
+		w.dumpWidget("drawView()")
+	}
+
+	w.drawView()
+}