// key HandleFunc for the http /key endpoint. This only happens if the client
// doesn't support websockets.
func (t *tbfe) key(w http.ResponseWriter, req *http.Request) {
log.Debug("key: %s", req)
kc := req.FormValue("keyCode")
var kp keys.KeyPress
v, _ := strconv.ParseInt(kc, 10, 32)
if req.FormValue("altKey") == "true" {
kp.Alt = true
}
if req.FormValue("ctrlKey") == "true" {
kp.Ctrl = true
}
if req.FormValue("metaKey") == "true" {
kp.Super = true
}
if req.FormValue("shiftKey") == "true" {
kp.Shift = true
}
if !kp.Shift {
v = int64(unicode.ToLower(rune(v)))
}
kp.Key = keys.Key(v)
kp.Text = string(v)
backend.GetEditor().HandleInput(kp)
}
func (t *tbfe) WebsocketServer(ws *websocket.Conn) {
clients = append(clients, ws)
// Send status message
if t.status_message != "" {
websocket.JSON.Send(ws, map[string]string{"type": "statusMessage", "msg": t.status_message})
}
// Send cursor position
websocket.JSON.Send(ws, t.GetSelectionMessage(backend.GetEditor().ActiveWindow().ActiveView()))
// Send editor content
var buf bytes.Buffer
t.render(bufio.NewWriter(&buf))
websocket.Message.Send(ws, buf.Bytes())
buf.Reset()
var data map[string]interface{}
var kp keys.KeyPress
for {
err := websocket.JSON.Receive(ws, &data)
if err != nil {
log.Error(err)
return
}
//log.LogDebug("Received: %s", data)
msgType := data["type"].(string)
if msgType == "key" {
kp.Alt = data["altKey"].(bool)
kp.Ctrl = data["ctrlKey"].(bool)
kp.Super = data["metaKey"].(bool)
kp.Shift = data["shiftKey"].(bool)
if keyName, ok := data["key"].(string); ok {
if utf8.RuneCountInString(keyName) == 1 { // One char
r, _ := utf8.DecodeRuneInString(keyName)
kp.Key = keys.Key(int64(r))
} else {
// TODO: automatic lookup instead of this manual lookup
// See https://github.com/limetext/lime/pull/421/files#r19269236
keymap := map[string]keys.Key{
"ArrowLeft": keys.Left,
"ArrowUp": keys.Up,
"ArrowRight": keys.Right,
"ArrowDown": keys.Down,
"Left": keys.Left,
"Up": keys.Up,
"Right": keys.Right,
"Down": keys.Down,
"Enter": keys.Enter,
"Escape": keys.Escape,
"Backspace": keys.Backspace,
"Delete": keys.Delete,
"Del": keys.Delete, // Deprecated: some old browsers still use "Del" instead of "Delete"
"KeypadEnter": keys.KeypadEnter,
"F1": keys.F1,
"F2": keys.F2,
"F3": keys.F3,
"F4": keys.F4,
"F5": keys.F5,
"F6": keys.F6,
"F7": keys.F7,
"F8": keys.F8,
"F9": keys.F9,
"F10": keys.F10,
"F11": keys.F11,
"F12": keys.F12,
"Insert": keys.Insert,
"PageUp": keys.PageUp,
"PageDown": keys.PageDown,
"Home": keys.Home,
"End": keys.End,
"Break": keys.Break,
}
if key, ok := keymap[keyName]; ok {
kp.Key = key
} else {
log.Debug("Unknown key: %s", keyName)
continue
}
}
} else {
v := int64(data["keyCode"].(float64))
if !kp.Shift {
v = int64(unicode.ToLower(rune(v)))
}
kp.Key = keys.Key(v)
}
backend.GetEditor().HandleInput(kp)
} else if msgType == "command" {
command := data["name"].(string)
//args := data["args"].([]string) //TODO: add arguments support
ed := backend.GetEditor()
go ed.RunCommand(command, make(backend.Args))
} else {
log.Info("Unhandled message type: %s", msgType)
}
}
}