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// Copyright 2014 The gocui Authors. All rights reserved.
// Copyright 2017-2025 WIT.COM Inc. All rights reserved.
// Use of this source code is governed by the GPL 3.0
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"errors"
"fmt"
"strings"
"time"
"github.com/awesome-gocui/gocui"
log "go.wit.com/log"
)
/*
This in helpText doesn't print
"\x1b[0;32m \x1b[0m", // this was a test to see what might be
// possible with gocui. it doesn't seem to work for me
*/
var helpText []string = []string{"Help Menu",
"",
"H: toggle z(H)elp",
"D: toggle light/dark mode",
"Tab: toggle through windows",
"q: quit()",
"",
"Debugging:",
"O: toggle (O)output (os.STDOUT)",
"S: super mouse",
"M: list all widgets positions",
"L: list all widgets in tree",
}
func hideHelp() {
if me.showHelp {
log.Info("help is already down")
me.showHelp = true
return
}
me.showHelp = true
me.baseGui.DeleteView("help")
}
func showHelp() error {
if !me.showHelp {
log.Info("help is already up")
me.showHelp = false
return nil
}
me.showHelp = false
g := me.baseGui
var err error
maxX, _ := g.Size()
var newW int = 8
for _, s := range helpText {
if newW < len(s) {
newW = len(s)
}
}
help, err := g.SetView("help", maxX-(newW+me.FramePadW), 0, maxX-1, len(helpText)+me.FramePadH, 0)
if err != nil {
if !errors.Is(err, gocui.ErrUnknownView) {
return err
}
help.SelBgColor = gocui.ColorGreen
help.SelFgColor = gocui.ColorBlack
// fmt.Fprintln(help, "Enter: Click Button")
// fmt.Fprintln(help, "Tab/Space: Switch Buttons")
// fmt.Fprintln(help, "Backspace: Delete Button")
// fmt.Fprintln(help, "Arrow keys: Move Button")
fmt.Fprintln(help, strings.Join(helpText, "\n"))
if _, err := g.SetCurrentView("help"); err != nil {
return err
}
}
g.SetViewOnTop("help")
me.helpLabel = help
if me.clock.tk == nil {
makeClock()
me.clock.tk.MoveToOffset(maxX-10, 1)
me.clock.tk.Hide()
me.clock.tk.Show()
}
if me.clock.tk != nil {
me.clock.tk.MoveToOffset(maxX-10, 1)
me.clock.tk.Hide()
me.clock.tk.Show()
}
if me.stdout.tk == nil {
makeOutputWidget(me.baseGui, "made this in showHelp()")
msg := fmt.Sprintf("test to stdout from in showHelp() %d\n", me.ecount)
me.stdout.Write([]byte(msg))
log.Log(NOW, "log.log(NOW) test")
}
return nil
}
func makeClock() {
me.clock.tk = makeNewFlagWidget(me.clock.wId)
me.clock.tk.dumpWidget("init() clock")
w, h := me.baseGui.MousePosition()
me.clock.tk.MoveToOffset(w, h)
me.clock.tk.labelN = time.Now().Format("15:04:05")
me.clock.tk.frame = false
me.clock.tk.setColorLabel()
me.clock.tk.Show()
me.clock.active = true
me.clock.tk.dumpWidget("showClock()")
}
// in the very end of redrawing things, this will place the help and stdout on the top or botton
// depending on the state the user has chosen
func setThingsOnTop() {
if me.showHelp { // terrible variable name. FIXME
// log.Info("help does not exist")
} else {
me.baseGui.SetViewOnTop("help")
}
if me.clock.tk != nil {
me.baseGui.SetViewOnTop(me.clock.tk.v.Name())
}
if me.dark {
me.stdout.tk.v.FgColor = gocui.ColorWhite
me.stdout.tk.v.BgColor = gocui.ColorBlack
} else {
me.stdout.tk.v.FgColor = gocui.ColorBlack
me.stdout.tk.v.BgColor = gocui.AttrNone
}
if me.stdout.outputOnTop {
me.baseGui.SetViewOnTop("msg")
} else {
me.baseGui.SetViewOnBottom("msg")
}
if me.stdout.startOnscreen {
log.Info("attempting to locate stdout on screen for the first time")
me.stdout.tk.relocateStdout(me.stdout.lastW, me.stdout.lastH)
me.stdout.startOnscreen = false
}
setBottomBG()
}
func setBottomBG() {
// this attempts to find the "BG" widget and set it to the background on the very very bottom
rootTK := me.treeRoot.TK.(*guiWidget)
if tk := rootTK.findBG(); tk != nil {
// log.Info("found BG. setting to bottom", tk.cuiName)
if me.dark {
tk.v.BgColor = gocui.ColorBlack
} else {
tk.v.BgColor = gocui.ColorWhite
}
tk.v.Clear()
me.baseGui.SetViewOnBottom(tk.cuiName)
w, h := me.baseGui.Size()
me.baseGui.SetView(tk.cuiName, -1, -1, w+1, h+1, 0)
}
}
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