nocui/stdin.go

package main

import (
	"bufio"
	"fmt"
	"os"
	"runtime/debug"
	"strconv"
	"strings"

	"go.wit.com/log"
	"go.wit.com/widget"
)

func showOptions() {
	fmt.Println("")
	fmt.Println("Enter:")
	fmt.Println("'l': list all widgets")
	fmt.Println("'b': for buttons")
	fmt.Println("'g': load gocui plugin")
	fmt.Println("'a': load andlabs plugin")
	fmt.Println("'d': enable debugging")
	fmt.Println("'p': panic plugin")
	fmt.Println("'q': close plugin")
	fmt.Println("")
	fmt.Println("Enter the number of the widget to click:")
	fmt.Print("Option: ")
	fmt.Fprintf(os.Stderr, "Option:\n")
	fmt.Fprintf(os.Stderr, "Option: ")
}

func simpleStdin() {
	defer func() {
		if r := recover(); r != nil {
			log.Warn("nocui YAHOOOO Recovered in simpleStdin()", r)
			log.Println("Recovered from panic:", r)
			log.Println("Stack trace:")
			debug.PrintStack()
			me.myTree.SendToolkitPanic()
			return
		}
	}()
	scanner := bufio.NewScanner(os.Stdin)
	for scanner.Scan() {
		if me.exit {
			return
		}
		s := scanner.Text()
		s = strings.TrimSuffix(s, "\n")
		switch s {
		case "l":
			log.Log(NOW, "list widgets")
			me.treeRoot.ListWidgets()
		case "b":
			log.Log(NOW, "show buttons")
			me.treeRoot.ShowButtons()
		case "g":
			me.myTree.SendToolkitLoad("gocui")
		case "a":
			me.myTree.SendToolkitLoad("andlabs")
		case "d":
			me.myTree.SendEnableDebugger()
		case "p":
			debug.PrintStack()
			me.myTree.SendToolkitPanic()
			return
		case "q":
			return
		case "":
			showOptions()
		default:
			i, _ := strconv.Atoi(s)
			log.Log(NOW, "got input:", i)
			n := me.treeRoot.FindWidgetId(i)
			if n != nil {
				n.DumpWidget("found node")
				for i, s := range n.State.Strings {
					log.Warn("n.State.Strings =", i, s)
				}
				switch n.WidgetType {
				case widget.Root:
					log.Warn("this is the root widget")
				case widget.Dropdown:
					log.Warn("print out dropdown values here")
				case widget.Button:
					me.myTree.SendUserEvent(n)
				case widget.Checkbox:
					me.myTree.SendUserEvent(n)
				default:
					log.Warn("you haven't defined an event for", n.WidgetType)
				}
			}
		}
		showOptions()
	}
}