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// Copyright 2015 The gocui Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"fmt"
"log"
"github.com/jroimartin/gocui"
)
func main() {
g, err := gocui.NewGui(gocui.OutputNormal)
if err != nil {
log.Fatalln(err)
}
defer g.Close()
g.Cursor = true
g.SetManagerFunc(layout)
if err := initKeybindings(g); err != nil {
log.Fatalln(err)
}
if err := g.MainLoop(); err != nil && err != gocui.ErrQuit {
log.Fatalln(err)
}
}
func layout(g *gocui.Gui) error {
maxX, maxY := g.Size()
if v, err := g.SetView("help", maxX-23, 0, maxX-1, 3); err != nil {
if err != gocui.ErrUnknownView {
return err
}
v.Title = "Keybindings"
fmt.Fprintln(v, "^a: Set mask")
fmt.Fprintln(v, "^c: Exit")
}
if v, err := g.SetView("input", 0, 0, maxX-24, maxY-1); err != nil {
if err != gocui.ErrUnknownView {
return err
}
if _, err := g.SetCurrentView("input"); err != nil {
return err
}
v.Editable = true
v.Wrap = true
}
return nil
}
func initKeybindings(g *gocui.Gui) error {
if err := g.SetKeybinding("", gocui.KeyCtrlC, gocui.ModNone,
func(g *gocui.Gui, v *gocui.View) error {
return gocui.ErrQuit
}); err != nil {
return err
}
if err := g.SetKeybinding("input", gocui.KeyCtrlA, gocui.ModNone,
func(g *gocui.Gui, v *gocui.View) error {
v.Mask ^= '*'
return nil
}); err != nil {
return err
}
return nil
}
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