func main() { s, err := gc.Init() if err != nil { log.Fatal("init:", err) } defer gc.End() // determine color support if !gc.HasColors() { log.Fatal("no color support") } // set background color gc.StartColor() gc.InitPair(1, gc.C_WHITE, gc.C_BLUE) s.ColorOn(1) s.SetBackground(gc.Char(' ') | gc.ColorPair(1)) // blinking, different background color s.AttrOn(gc.A_BLINK) gc.InitPair(2, gc.C_WHITE, gc.C_RED) s.ColorOn(2) s.Print(" Blinking Red ") s.GetChar() }
func main() { scr, _ := gc.Init() defer gc.End() rows, cols := scr.Maxyx() gc.InitPair(ChatAreaColor, gc.C_WHITE, gc.C_BLACK) gc.InitPair(InputAreaColor, gc.C_BLACK, gc.C_WHITE) chatArea := scr.Derived(rows-1, cols, 0, 0) chatArea.SetBackground(gc.Character(' ' | gc.ColorPair(ChatAreaColor))) inputArea := scr.Derived(1, cols, rows-1, 0) chatArea.SetBackground(gc.Character(' ' | gc.ColorPair(InputAreaColor))) chat := make(chan string) go func() { for msg := range chat { msg = fmt.Sprintf("%v| %v", time.Now().Format("15:04:05"), msg) chatArea.Scroll(1) chatArea.MovePrint(rows-2, 0, msg) chatArea.Refresh() } }() defer close(chat) userInputChan := make(chan string) go func() { for msg := range userInputChan { if len(msg) > 0 && msg[0] == '/' { chat <- fmt.Sprintf("Command: %s", msg[1:]) } else { chat <- msg } } }() defer close(userInputChan) gc.Echo(false) gc.CBreak(true) gc.Raw(true) chatArea.ScrollOk(true) scr.Keypad(true) chat <- "Welcome to snails shitty chat thing." chat <- "Press esc to quit, it may or may not break stuff. " chat <- "If it does, do a 'reset' to fix it." buffer := "" for { chatArea.Refresh() key := inputArea.GetChar() switch key { case gc.Key(27): return case gc.KEY_RETURN: userInputChan <- buffer buffer = "" chatArea.Refresh() case gc.Key(127): //backspace l := len(buffer) if l > 0 { buffer = buffer[:l-1] } default: buffer = fmt.Sprintf("%s%c", buffer, key) } inputArea.Clear() inputArea.MovePrint(0, 0, buffer) } }