wit-debian-gui/window-xterm.go

package main

import (
	"io/ioutil"

	"go.wit.com/log"
	"go.wit.com/gui/gui"
	"go.wit.com/gui/gadgets"
)

var fontNode *gui.Node
var fontsize string = ""

var xtermWin *gadgets.BasicWindow

func xtermSettings(w *gui.Node) {
	if (xtermWin != nil) {
		xtermWin.Toggle()
		return
	}
	xtermWin = gadgets.NewBasicWindow(myGui, "Configure xterm")

	// Select your fontsize
	gNode := xtermWin.Box().NewGroup("fontsize")
	fontsize = "16"
	fontNode = gNode.NewCombobox("fontsize")
	fontNode.AddText("8")
	fontNode.AddText("12")
	fontNode.AddText("16")
	fontNode.AddText("24")
	fontNode.AddText("32")
	fontNode.Custom = func () {
		fontsize = fontNode.GetText()
	}
	fontNode.SetText(fontsize)

//////////////   connect     /////////////////////////
	gNode = xtermWin.Box().NewGroup("Update")

	gNode.NewButton("setup .Xresources", func () {
		log.Println("fontsize =", fontsize)

		// write out .Xresources file
		foo := []byte("xterm*faceName: Monospace\nxterm*faceSize: ")
		// bar := []byte(strconv.Itoa(fontsize) + "\n")
		bar := []byte(fontsize + "\n")
		foo = append(foo, bar...)
		ioutil.WriteFile("/home/jcarr/.Xresources", foo, 0644)

		cmd := "xrdb -merge ~/.Xresources; cat ~/.Xresources"
		xterm(cmd)
		log.Println("button click end")
	})

	gNode.NewButton("test xterm", func () {
		cmd := "xterm"
		xterm(cmd)
	})

	gNode.NewButton("fontNode.GetText()", func () {
		if (fontNode != nil) {
			fontsize = fontNode.GetText()
			log.Println("set fontsize =", fontsize)
		}
	})
}