//----------------------------------------------------------------------------- func mainLoop(screen *mop.Screen, profile *mop.Profile) { var lineEditor *mop.LineEditor var columnEditor *mop.ColumnEditor keyboardQueue := make(chan termbox.Event) timestampQueue := time.NewTicker(1 * time.Second) quotesQueue := time.NewTicker(5 * time.Second) marketQueue := time.NewTicker(12 * time.Second) showingHelp := false paused := false go func() { for { keyboardQueue <- termbox.PollEvent() } }() market := mop.NewMarket() quotes := mop.NewQuotes(market, profile) screen.Draw(market, quotes) loop: for { select { case event := <-keyboardQueue: switch event.Type { case termbox.EventKey: if lineEditor == nil && columnEditor == nil && !showingHelp { if event.Key == termbox.KeyEsc || event.Ch == 'q' || event.Ch == 'Q' { break loop } else if event.Ch == '+' || event.Ch == '-' { lineEditor = mop.NewLineEditor(screen, quotes) lineEditor.Prompt(event.Ch) } else if event.Ch == 'o' || event.Ch == 'O' { columnEditor = mop.NewColumnEditor(screen, quotes) } else if event.Ch == 'g' || event.Ch == 'G' { if profile.Regroup() == nil { screen.Draw(quotes) } } else if event.Ch == 'p' || event.Ch == 'P' { paused = !paused screen.Pause(paused).Draw(time.Now()) } else if event.Ch == '?' || event.Ch == 'h' || event.Ch == 'H' { showingHelp = true screen.Clear().Draw(help) } } else if lineEditor != nil { if done := lineEditor.Handle(event); done { lineEditor = nil } } else if columnEditor != nil { if done := columnEditor.Handle(event); done { columnEditor = nil } } else if showingHelp { showingHelp = false screen.Clear().Draw(market, quotes) } case termbox.EventResize: screen.Resize() if !showingHelp { screen.Draw(market, quotes) } else { screen.Draw(help) } } case <-timestampQueue.C: if !showingHelp && !paused { screen.Draw(time.Now()) } case <-quotesQueue.C: if !showingHelp && !paused { screen.Draw(quotes) } case <-marketQueue.C: if !showingHelp && !paused { screen.Draw(market) } } } }