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)
}
}