107 lines
2.4 KiB
Go
107 lines
2.4 KiB
Go
package main
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import (
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"log"
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"git.yetaga.in/alazyreader/library/config"
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"github.com/gdamore/tcell"
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"github.com/kelseyhightower/envconfig"
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)
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func main() {
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var c config.Config
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err := envconfig.Process("library", &c)
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if err != nil {
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log.Fatalln(err)
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}
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screen, err := tcell.NewScreen()
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if err != nil {
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log.Fatalln(err)
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}
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err = screen.Init()
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if err != nil {
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log.Fatalln(err)
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}
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screen.Clear()
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inc := 0
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for {
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e := screen.PollEvent()
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screen.Clear()
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w, h := screen.Size()
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b := &box{h: h, w: w, x: 0, y: 0, title: "library", menuItems: []string{"(e)dit", "(q)uit"}}
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switch v := e.(type) {
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case *tcell.EventError:
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screen.Beep()
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b.draw(screen)
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screen.SetContent(1, 1, 'E', nil, tcell.StyleDefault)
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case *tcell.EventInterrupt:
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b.draw(screen)
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screen.Sync()
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case *tcell.EventKey:
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inc += 1
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b.draw(screen)
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screen.SetContent(1, 1, v.Rune(), nil, tcell.StyleDefault)
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screen.SetContent(2, 2, rune(inc+48), nil, tcell.StyleDefault)
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if v.Rune() == 'q' {
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screen.Fini()
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return
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}
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screen.Sync()
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case *tcell.EventMouse:
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continue
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case *tcell.EventResize:
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b.draw(screen)
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screen.Sync()
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case *tcell.EventTime:
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continue
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}
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}
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}
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type box struct {
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x, y int
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h, w int
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title string
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menuItems []string
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}
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func (b *box) draw(s tcell.Screen) {
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for m := 1; m < b.w-1; m++ {
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s.SetContent(m, b.y, tcell.RuneHLine, nil, tcell.StyleDefault)
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s.SetContent(m, b.h-1, tcell.RuneHLine, nil, tcell.StyleDefault)
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}
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for m := 1; m < b.h-1; m++ {
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s.SetContent(b.x, m, tcell.RuneVLine, nil, tcell.StyleDefault)
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s.SetContent(b.w-1, m, tcell.RuneVLine, nil, tcell.StyleDefault)
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}
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s.SetContent(b.x, b.y, tcell.RuneULCorner, nil, tcell.StyleDefault)
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s.SetContent(b.w-1, b.y, tcell.RuneURCorner, nil, tcell.StyleDefault)
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s.SetContent(b.x, b.h-1, tcell.RuneLLCorner, nil, tcell.StyleDefault)
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s.SetContent(b.w-1, b.h-1, tcell.RuneLRCorner, nil, tcell.StyleDefault)
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if b.title != "" {
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t := b.x + 2
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s.SetContent(t, b.y, ' ', nil, tcell.StyleDefault)
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t++
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for _, r := range b.title {
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s.SetContent(t, b.y, r, nil, tcell.StyleDefault)
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t++
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}
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s.SetContent(t, b.y, ' ', nil, tcell.StyleDefault)
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}
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if len(b.menuItems) != 0 {
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t := b.x + 2
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s.SetContent(t, b.h-1, ' ', nil, tcell.StyleDefault)
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t++
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for i := range b.menuItems {
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for _, r := range b.menuItems[i] {
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s.SetContent(t, b.h-1, r, nil, tcell.StyleDefault)
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t++
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}
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s.SetContent(t, b.h-1, ' ', nil, tcell.StyleDefault)
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t++
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}
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}
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}
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