Merge pull request #92 from m1k1o/guacamole-kbd

Guacamole Keyboard support + choose layout

client/public/keyboard_layouts.json

@@ -0,0 +1 @@
+{"af":"Afghani","al":"Albanian","et":"Amharic","ma":"Arabic (Morocco)","sy":"Arabic (Syria)","am":"Armenian","az":"Azerbaijani","ml":"Bambara","bd":"Bangla","by":"Belarusian","be":"Belgian","dz":"Berber (Algeria, Latin characters)","ba":"Bosnian","bg":"Bulgarian","mm":"Burmese","hr":"Croatian","cz":"Czech","dk":"Danish","mv":"Dhivehi","nl":"Dutch","bt":"Dzongkha","au":"English (Australian)","cm":"English (Cameroon)","gh":"English (Ghana)","ng":"English (Nigeria)","za":"English (South Africa)","us":"English (US)","gb":"English (UK)","ee":"Estonian","fo":"Faroese","ph":"Filipino","fi":"Finnish","fr":"French","ca":"French (Canada)","cd":"French (Democratic Republic of the Congo)","gn":"French (Guinea)","tg":"French (Togo)","ge":"Georgian","de":"German","at":"German (Austria)","ch":"German (Switzerland)","gr":"Greek","il":"Hebrew","hu":"Hungarian","cn":"Chinese","is":"Icelandic","in":"Indian","id":"Indonesian (Jawi)","iq":"Iraqi","ie":"Irish","it":"Italian","jp":"Japanese","kz":"Kazakh","kh":"Khmer (Cambodia)","kr":"Korean","kg":"Kyrgyz","la":"Lao","lv":"Latvian","lt":"Lithuanian","mk":"Macedonian","my":"Malay (Jawi)","mt":"Maltese","md":"Moldavian","mn":"Mongolian","me":"Montenegrin","np":"Nepali","no":"Norwegian","ir":"Persian","pl":"Polish","pt":"Portuguese","br":"Portuguese (Brazil)","ro":"Romanian","ru":"Russian","rs":"Serbian","lk":"Sinhala (phonetic)","sk":"Slovak","si":"Slovenian","es":"Spanish","ke":"Swahili (Kenya)","tz":"Swahili (Tanzania)","se":"Swedish","tw":"Taiwanese","tj":"Tajik","th":"Thai","bw":"Tswana","tr":"Turkish","tm":"Turkmen","ua":"Ukrainian","pk":"Urdu (Pakistan)","uz":"Uzbek","vn":"Vietnamese","sn":"Wolof"}

client/src/components/settings.vue

@@ -35,6 +35,19 @@
           <span />
         </label>
       </li>
+      <li>
+        <span>{{ $t('setting.keyboard_layout') }}</span>
+        <label class="select">
+          <select v-model="keyboard_layout">
+            <option
+              v-for="(name, code) in keyboard_layouts_list"
+              :key="code"
+              :value="code"
+            >{{ name }}</option>
+          </select>
+          <span />
+        </label>
+      </li>
       <li v-if="connected">
         <button @click.stop.prevent="logout">{{ $t('logout') }}</button>
       </li>
@@ -182,6 +195,31 @@
             }
           }
         }
+
+        .select {
+          max-width: 120px;
+
+          select {
+            display: block;
+            width: 100%;
+            max-width: 100%;
+            padding: 4px;
+            margin: 0;
+            line-height: 30px;
+            font-weight: bold;
+            border: 0;
+            border-radius: 12px;
+
+            color: black;
+            background-color: $style-primary;
+
+            option {
+              font-weight: normal;
+              color: $text-normal;
+              background-color: $background-tertiary;
+            }
+          }
+        }
       }
     }
   }
@@ -236,6 +274,19 @@
       this.$accessor.settings.setSound(value)
     }
 
+    get keyboard_layouts_list() {
+      return this.$accessor.settings.keyboard_layouts_list
+    }
+
+    get keyboard_layout() {
+      return this.$accessor.settings.keyboard_layout
+    }
+
+    set keyboard_layout(value: string) {
+      this.$accessor.settings.setKeyboardLayout(value)
+      this.$accessor.remote.changeKeyboard()
+    }
+
     logout() {
       this.$accessor.logout()
     }

client/src/components/video.vue

@@ -20,8 +20,6 @@
           @mouseup.stop.prevent="onMouseUp"
           @mouseenter.stop.prevent="onMouseEnter"
           @mouseleave.stop.prevent="onMouseLeave"
-          @keydown.stop.prevent="onKeyDown"
-          @keyup.stop.prevent="onKeyUp"
         />
         <div v-if="!playing" class="player-overlay">
           <i @click.stop.prevent="toggle" v-if="playable" class="fas fa-play-circle" />
@@ -142,6 +140,8 @@
   import Emote from './emote.vue'
   import Resolution from './resolution.vue'
 
+  import GuacamoleKeyboard from '~/utils/guacamole-keyboard.ts'
+
   @Component({
     name: 'neko-video',
     components: {
@@ -158,10 +158,10 @@
     @Ref('video') readonly _video!: HTMLVideoElement
     @Ref('resolution') readonly _resolution!: any
 
+    private keyboard = GuacamoleKeyboard()
     private observer = new ResizeObserver(this.onResise.bind(this))
     private focused = false
     private fullscreen = false
-    private activeKeys: Set<number> = new Set()
 
     get admin() {
       return this.$accessor.user.admin
@@ -335,6 +335,24 @@
 
       document.addEventListener('focusin', this.onFocus.bind(this))
       document.addEventListener('focusout', this.onBlur.bind(this))
+
+      /* Initialize Guacamole Keyboard */
+      this.keyboard.onkeydown = (key: number) => {
+        if (!this.focused || !this.hosting || this.locked) {
+          return true
+        }
+
+        this.$client.sendData('keydown', { key })
+        return false
+      }
+      this.keyboard.onkeyup = (key: number) => {
+        if (!this.focused || !this.hosting || this.locked) {
+          return
+        }
+
+        this.$client.sendData('keyup', { key })
+      }
+      this.keyboard.listenTo(this._overlay)
     }
 
     beforeDestroy() {
@@ -342,6 +360,7 @@
       this.$accessor.video.setPlayable(false)
       document.removeEventListener('focusin', this.onFocus.bind(this))
       document.removeEventListener('focusout', this.onBlur.bind(this))
+      /* Guacamole Keyboard does not provide destroy functions */
     }
 
     play() {
@@ -409,10 +428,7 @@
         return
       }
 
-      for (let key of this.activeKeys) {
+      this.keyboard.reset()
-        this.$client.sendData('keyup', { key })
-        this.activeKeys.delete(key)
-      }
     }
 
     onMousePos(e: MouseEvent) {
@@ -449,7 +465,7 @@
         return
       }
       this.onMousePos(e)
-      this.$client.sendData('mousedown', { key: e.button })
+      this.$client.sendData('mousedown', { key: e.button + 1 })
     }
 
     onMouseUp(e: MouseEvent) {
@@ -457,7 +473,7 @@
         return
       }
       this.onMousePos(e)
-      this.$client.sendData('mouseup', { key: e.button })
+      this.$client.sendData('mouseup', { key: e.button + 1 })
     }
 
     onMouseMove(e: MouseEvent) {
@@ -477,44 +493,6 @@
       this.focused = false
     }
 
-    // frick you firefox
-    getCode(e: KeyboardEvent): number {
-      let key = e.keyCode
-      if (key === 59 && (e.key === ';' || e.key === ':')) {
-        key = 186
-      }
-
-      if (key === 61 && (e.key === '=' || e.key === '+')) {
-        key = 187
-      }
-
-      if (key === 173 && (e.key === '-' || e.key === '_')) {
-        key = 189
-      }
-
-      return key
-    }
-
-    onKeyDown(e: KeyboardEvent) {
-      if (!this.focused || !this.hosting || this.locked) {
-        return
-      }
-
-      let key = this.getCode(e)
-      this.$client.sendData('keydown', { key })
-      this.activeKeys.add(key)
-    }
-
-    onKeyUp(e: KeyboardEvent) {
-      if (!this.focused || !this.hosting || this.locked) {
-        return
-      }
-
-      let key = this.getCode(e)
-      this.$client.sendData('keyup', { key })
-      this.activeKeys.delete(key)
-    }
-
     onResise() {
       let height = 0
       if (!this.fullscreen) {

client/src/locale/en-us.ts

@@ -60,6 +60,7 @@ export const setting = {
   autoplay: 'Autoplay Video',
   ignore_emotes: 'Ignore Emotes',
   chat_sound: 'Play Chat Sound',
+  keyboard_layout: 'Change Keyboard Layout',
 }
 
 export const connection = {

client/src/neko/base.ts

@@ -123,19 +123,19 @@ export abstract class BaseClient extends EventEmitter<BaseEvents> {
         break
       case 'keydown':
       case 'mousedown':
-        buffer = new ArrayBuffer(5)
+        buffer = new ArrayBuffer(11)
         payload = new DataView(buffer)
         payload.setUint8(0, OPCODE.KEY_DOWN)
-        payload.setUint16(1, 1, true)
+        payload.setUint16(1, 8, true)
-        payload.setUint16(3, data.key, true)
+        payload.setBigUint64(3, BigInt(data.key), true)
         break
       case 'keyup':
       case 'mouseup':
-        buffer = new ArrayBuffer(5)
+        buffer = new ArrayBuffer(11)
         payload = new DataView(buffer)
         payload.setUint8(0, OPCODE.KEY_UP)
-        payload.setUint16(1, 1, true)
+        payload.setUint16(1, 8, true)
-        payload.setUint16(3, data.key, true)
+        payload.setBigUint64(3, BigInt(data.key), true)
         break
       default:
         this.emit('warn', `unknown data event: ${event}`)

client/src/neko/events.ts

@@ -27,6 +27,7 @@ export const EVENT = {
     REQUESTING: 'control/requesting',
     CLIPBOARD: 'control/clipboard',
     GIVE: 'control/give',
+    KEYBOARD: 'control/keyboard'
   },
   CHAT: {
     MESSAGE: 'chat/message',
@@ -67,6 +68,7 @@ export type ControlEvents =
   | typeof EVENT.CONTROL.REQUEST
   | typeof EVENT.CONTROL.GIVE
   | typeof EVENT.CONTROL.CLIPBOARD
+  | typeof EVENT.CONTROL.KEYBOARD
 
 export type SystemEvents = typeof EVENT.SYSTEM.DISCONNECT
 export type MemberEvents = typeof EVENT.MEMBER.LIST | typeof EVENT.MEMBER.CONNECTED | typeof EVENT.MEMBER.DISCONNECTED

client/src/neko/index.ts

@@ -165,6 +165,8 @@ export class NekoClient extends BaseClient implements EventEmitter<NekoEvents> {
   /////////////////////////////
   protected [EVENT.CONTROL.LOCKED]({ id }: ControlPayload) {
     this.$accessor.remote.setHost(id)
+    this.$accessor.remote.changeKeyboard()
+
     const member = this.member(id)
     if (!member) {
       return
@@ -251,6 +253,8 @@ export class NekoClient extends BaseClient implements EventEmitter<NekoEvents> {
     }
 
     this.$accessor.remote.setHost(member)
+    this.$accessor.remote.changeKeyboard()
+
     this.$accessor.chat.newMessage({
       id,
       content: this.$vue.$t('notifications.controls_given', {
@@ -431,6 +435,7 @@ export class NekoClient extends BaseClient implements EventEmitter<NekoEvents> {
 
   protected [EVENT.ADMIN.CONTROL]({ id, target }: AdminTargetPayload) {
     this.$accessor.remote.setHost(id)
+    this.$accessor.remote.changeKeyboard()
 
     if (!target) {
       this.$accessor.chat.newMessage({
@@ -495,6 +500,7 @@ export class NekoClient extends BaseClient implements EventEmitter<NekoEvents> {
     }
 
     this.$accessor.remote.setHost(member)
+    this.$accessor.remote.changeKeyboard()
 
     this.$accessor.chat.newMessage({
       id,

client/src/neko/messages.ts

@@ -30,6 +30,7 @@ export type WebSocketPayloads =
   | Member
   | ControlPayload
   | ControlClipboardPayload
+  | ControlKeyboardPayload
   | ChatPayload
   | ChatSendPayload
   | EmojiSendPayload
@@ -120,6 +121,10 @@ export interface ControlClipboardPayload {
   text: string
 }
 
+export interface ControlKeyboardPayload {
+  layout: string
+}
+
 /*
   CHAT PAYLOADS
 */

client/src/store/index.ts

@@ -55,6 +55,7 @@ export const actions = actionTree(
   {
     initialise(store) {
       accessor.emoji.initialise()
+      accessor.settings.initialise()
     },
 
     lock() {

client/src/store/remote.ts

@@ -133,5 +133,13 @@ export const actions = actionTree(
 
       $client.sendMessage(EVENT.ADMIN.GIVE, { id: member.id })
     },
+
+    changeKeyboard({ getters }) {
+      if (!accessor.connected || !getters.hosting) {
+        return
+      }
+
+      $client.sendMessage(EVENT.CONTROL.KEYBOARD, { layout: accessor.settings.keyboard_layout })
+    }
   },
 )

client/src/store/settings.ts

@@ -1,8 +1,13 @@
-import { getterTree, mutationTree } from 'typed-vuex'
+import { getterTree, mutationTree, actionTree } from 'typed-vuex'
 import { get, set } from '~/utils/localstorage'
+import { accessor } from '~/store'
 
 export const namespaced = true
 
+interface KeyboardLayouts {
+  [code: string]: string
+}
+
 export const state = () => {
   return {
     scroll: get<number>('scroll', 10),
@@ -10,6 +15,9 @@ export const state = () => {
     autoplay: get<boolean>('autoplay', true),
     ignore_emotes: get<boolean>('ignore_emotes', false),
     chat_sound: get<boolean>('chat_sound', true),
+    keyboard_layout: get<string>('keyboard_layout', 'us'),
+
+    keyboard_layouts_list: {} as KeyboardLayouts,
   }
 }
 
@@ -40,4 +48,28 @@ export const mutations = mutationTree(state, {
     state.chat_sound = value
     set('chat_sound', value)
   },
+
+  setKeyboardLayout(state, value: string) {
+    state.keyboard_layout = value
+    set('keyboard_layout', value)
+  },
+
+  setKeyboardLayoutsList(state, value: KeyboardLayouts) {
+    state.keyboard_layouts_list = value
+  },
 })
+
+export const actions = actionTree(
+  { state, getters, mutations },
+  {
+    initialise() {
+      $http
+        .get<KeyboardLayouts>('/keyboard_layouts.json')
+        .then((req) => {
+          accessor.settings.setKeyboardLayoutsList(req.data)
+          console.log(req.data)
+        })
+        .catch(console.error)
+    },
+  },
+)

client/src/utils/guacamole-keyboard.ts

@@ -0,0 +1,76 @@
+import GuacamoleKeyboard from './guacamole-keyboard.js'
+
+export interface GuacamoleKeyboardInterface {
+  /**
+   * Fired whenever the user presses a key with the element associated
+   * with this Guacamole.Keyboard in focus.
+   * 
+   * @event
+   * @param {Number} keysym The keysym of the key being pressed.
+   * @return {Boolean} true if the key event should be allowed through to the
+   *                   browser, false otherwise.
+   */
+  onkeydown?: (keysym: number) => boolean;
+
+  /**
+   * Fired whenever the user releases a key with the element associated
+   * with this Guacamole.Keyboard in focus.
+   * 
+   * @event
+   * @param {Number} keysym The keysym of the key being released.
+   */
+  onkeyup?: (keysym: number) => void;
+
+  /**
+   * Marks a key as pressed, firing the keydown event if registered. Key
+   * repeat for the pressed key will start after a delay if that key is
+   * not a modifier. The return value of this function depends on the
+   * return value of the keydown event handler, if any.
+   * 
+   * @param {Number} keysym The keysym of the key to press.
+   * @return {Boolean} true if event should NOT be canceled, false otherwise.
+   */
+  press: (keysym: number) => boolean;
+
+  /**
+   * Marks a key as released, firing the keyup event if registered.
+   * 
+   * @param {Number} keysym The keysym of the key to release.
+   */
+  release: (keysym: number) => void;
+  
+  /**
+   * Presses and releases the keys necessary to type the given string of
+   * text.
+   *
+   * @param {String} str
+   *     The string to type.
+   */
+  type: (str: string) => void;
+
+  /**
+   * Resets the state of this keyboard, releasing all keys, and firing keyup
+   * events for each released key.
+   */
+  reset: () => void;
+  
+  /**
+   * Attaches event listeners to the given Element, automatically translating
+   * received key, input, and composition events into simple keydown/keyup
+   * events signalled through this Guacamole.Keyboard's onkeydown and
+   * onkeyup handlers.
+   *
+   * @param {Element|Document} element
+   *     The Element to attach event listeners to for the sake of handling
+   *     key or input events.
+   */
+  listenTo: (element: Element | Document) => void;
+}
+
+export default function(element?: Element): GuacamoleKeyboardInterface {
+  var Keyboard = {};
+
+  GuacamoleKeyboard.bind(Keyboard, element)();
+
+  return Keyboard as GuacamoleKeyboardInterface;
+}

server/internal/remote/manager.go

@@ -181,19 +181,19 @@ func (manager *RemoteManager) Scroll(x, y int) {
 	xorg.Scroll(x, y)
 }
 
-func (manager *RemoteManager) ButtonDown(code int) (*types.Button, error) {
+func (manager *RemoteManager) ButtonDown(code int) error {
 	return xorg.ButtonDown(code)
 }
 
-func (manager *RemoteManager) KeyDown(code int) (*types.Key, error) {
+func (manager *RemoteManager) KeyDown(code uint64) error {
 	return xorg.KeyDown(code)
 }
 
-func (manager *RemoteManager) ButtonUp(code int) (*types.Button, error) {
+func (manager *RemoteManager) ButtonUp(code int) error {
 	return xorg.ButtonUp(code)
 }
 
-func (manager *RemoteManager) KeyUp(code int) (*types.Key, error) {
+func (manager *RemoteManager) KeyUp(code uint64) error {
 	return xorg.KeyUp(code)
 }
 
@@ -216,3 +216,7 @@ func (manager *RemoteManager) ScreenConfigurations() map[int]types.ScreenConfigu
 func (manager *RemoteManager) GetScreenSize() *types.ScreenSize {
 	return xorg.GetScreenSize()
 }
+
+func (manager *RemoteManager) SetKeyboardLayout(layout string) {
+	xorg.SetKeyboardLayout(layout)
+}

server/internal/types/event/events.go

@@ -22,6 +22,7 @@ const (
 	CONTROL_REQUESTING = "control/requesting"
 	CONTROL_GIVE       = "control/give"
 	CONTROL_CLIPBOARD  = "control/clipboard"
+	CONTROL_KEYBOARD   = "control/keyboard"
 )
 
 const (

server/internal/types/message/messages.go

@@ -46,6 +46,11 @@ type Clipboard struct {
 	Text  string `json:"text"`
 }
 
+type Keyboard struct {
+	Event  string `json:"event"`
+	Layout string `json:"layout"`
+}
+
 type Control struct {
 	Event string `json:"event"`
 	ID    string `json:"id"`

server/internal/types/remote.go

@@ -15,11 +15,12 @@ type RemoteManager interface {
 	ScreenConfigurations() map[int]ScreenConfiguration
 	Move(x, y int)
 	Scroll(x, y int)
-	ButtonDown(code int) (*Button, error)
+	ButtonDown(code int) error
-	KeyDown(code int) (*Key, error)
+	KeyDown(code uint64) error
-	ButtonUp(code int) (*Button, error)
+	ButtonUp(code int) error
-	KeyUp(code int) (*Key, error)
+	KeyUp(code uint64) error
 	ReadClipboard() string
 	WriteClipboard(data string)
 	ResetKeys()
+	SetKeyboardLayout(layout string)
 }

server/internal/webrtc/handle.go

@@ -33,7 +33,7 @@ type PayloadScroll struct {
 
 type PayloadKey struct {
 	PayloadHeader
-	Key uint16
+	Key uint64
 }
 
 func (manager *WebRTCManager) handle(id string, msg webrtc.DataChannelMessage) error {
@@ -85,21 +85,21 @@ func (manager *WebRTCManager) handle(id string, msg webrtc.DataChannelMessage) e
 		}
 
 		if payload.Key < 8 {
-			button, err := manager.remote.ButtonDown(int(payload.Key))
+			err := manager.remote.ButtonDown(int(payload.Key))
 			if err != nil {
-				manager.logger.Warn().Err(err).Msg("key down failed")
+				manager.logger.Warn().Err(err).Msg("button down failed")
 				return nil
 			}
 
-			manager.logger.Debug().Msgf("button down %s(%d)", button.Name, payload.Key)
+			manager.logger.Debug().Msgf("button down %d", payload.Key)
 		} else {
-			key, err := manager.remote.KeyDown(int(payload.Key))
+			err := manager.remote.KeyDown(uint64(payload.Key))
 			if err != nil {
 				manager.logger.Warn().Err(err).Msg("key down failed")
 				return nil
 			}
 
-			manager.logger.Debug().Msgf("key down %s(%d)", key.Name, payload.Key)
+			manager.logger.Debug().Msgf("key down %d", payload.Key)
 		}
 
 		break
@@ -111,21 +111,21 @@ func (manager *WebRTCManager) handle(id string, msg webrtc.DataChannelMessage) e
 		}
 
 		if payload.Key < 8 {
-			button, err := manager.remote.ButtonUp(int(payload.Key))
+			err := manager.remote.ButtonUp(int(payload.Key))
 			if err != nil {
 				manager.logger.Warn().Err(err).Msg("button up failed")
 				return nil
 			}
 
-			manager.logger.Debug().Msgf("button up %s(%d)", button.Name, payload.Key)
+			manager.logger.Debug().Msgf("button up %d", payload.Key)
 		} else {
-			key, err := manager.remote.KeyUp(int(payload.Key))
+			err := manager.remote.KeyUp(uint64(payload.Key))
 			if err != nil {
 				manager.logger.Warn().Err(err).Msg("key up failed")
 				return nil
 			}
 
-			manager.logger.Debug().Msgf("key up %s(%d)", key.Name, payload.Key)
+			manager.logger.Debug().Msgf("key up %d", payload.Key)
 		}
 		break
 	case OP_KEY_CLK:

server/internal/websocket/control.go

@@ -115,3 +115,14 @@ func (h *MessageHandler) controlClipboard(id string, session types.Session, payl
 	h.remote.WriteClipboard(payload.Text)
 	return nil
 }
+
+func (h *MessageHandler) controlKeyboard(id string, session types.Session, payload *message.Keyboard) error {
+	// check if session is host
+	if !h.sessions.IsHost(id) {
+		h.logger.Debug().Str("id", id).Msg("is not the host")
+		return nil
+	}
+
+	h.remote.SetKeyboardLayout(payload.Layout)
+	return nil
+}

server/internal/websocket/handler.go

@@ -89,6 +89,13 @@ func (h *MessageHandler) Message(id string, raw []byte) error {
 			utils.Unmarshal(payload, raw, func() error {
 				return h.controlClipboard(id, session, payload)
 			}), "%s failed", header.Event)
+	case event.CONTROL_KEYBOARD:
+		payload := &message.Keyboard{}
+		return errors.Wrapf(
+			utils.Unmarshal(payload, raw, func() error {
+				return h.controlKeyboard(id, session, payload)
+			}), "%s failed", header.Event)
+
 
 	// Chat Events
 	case event.CHAT_MESSAGE:

server/internal/xorg/keycode/button.go

@@ -1,45 +0,0 @@
-package keycode
-
-import "n.eko.moe/neko/internal/types"
-
-var LEFT_BUTTON = types.Button{
-	Name:   "LEFT",
-	Code:   0,
-	Keysym: 1,
-}
-
-var CENTER_BUTTON = types.Button{
-	Name:   "CENTER",
-	Code:   1,
-	Keysym: 2,
-}
-
-var RIGHT_BUTTON = types.Button{
-	Name:   "RIGHT",
-	Code:   2,
-	Keysym: 3,
-}
-
-var SCROLL_UP_BUTTON = types.Button{
-	Name:   "SCROLL_UP",
-	Code:   3,
-	Keysym: 4,
-}
-
-var SCROLL_DOWN_BUTTON = types.Button{
-	Name:   "SCROLL_DOWN",
-	Code:   4,
-	Keysym: 5,
-}
-
-var SCROLL_LEFT_BUTTON = types.Button{
-	Name:   "SCROLL_LEFT",
-	Code:   5,
-	Keysym: 6,
-}
-
-var SCROLL_RIGHT_BUTTON = types.Button{
-	Name:   "SCROLL_RIGHT",
-	Code:   6,
-	Keysym: 7,
-}

server/internal/xorg/keycode/keys.go

@@ -1,696 +0,0 @@
-package keycode
-
-import "n.eko.moe/neko/internal/types"
-
-var BACKSPACE = types.Key{
-	Name:   "BACKSPACE",
-	Value:  "BackSpace",
-	Code:   8,
-	Keysym: int(0xff08),
-}
-
-var TAB = types.Key{
-	Name:   "TAB",
-	Value:  "Tab",
-	Code:   9,
-	Keysym: int(0xFF09),
-}
-
-var CLEAR = types.Key{
-	Name:   "CLEAR",
-	Value:  "Clear",
-	Code:   12,
-	Keysym: int(0xFF0B),
-}
-
-var ENTER = types.Key{
-	Name:   "ENTER",
-	Value:  "Enter",
-	Code:   13,
-	Keysym: int(0xFF0D),
-}
-
-var SHIFT = types.Key{
-	Name:   "SHIFT",
-	Value:  "Shift",
-	Code:   16,
-	Keysym: int(0xFFE1),
-}
-
-var CTRL = types.Key{
-	Name:   "CTRL",
-	Value:  "Ctrl",
-	Code:   17,
-	Keysym: int(0xFFE3),
-}
-
-var ALT = types.Key{
-	Name:   "ALT",
-	Value:  "Alt",
-	Code:   18,
-	Keysym: int(0xFFE9),
-}
-
-var PAUSE = types.Key{
-	Name:   "PAUSE",
-	Value:  "Pause",
-	Code:   19,
-	Keysym: int(0xFF13),
-}
-
-var CAPS_LOCK = types.Key{
-	Name:   "CAPS_LOCK",
-	Value:  "Caps Lock",
-	Code:   20,
-	Keysym: int(0xFFE5),
-}
-
-var ESCAPE = types.Key{
-	Name:   "ESCAPE",
-	Value:  "Escape",
-	Code:   27,
-	Keysym: int(0xFF1B),
-}
-
-var SPACE = types.Key{
-	Name:   "SPACE",
-	Value:  " ",
-	Code:   32,
-	Keysym: int(0x0020),
-}
-
-var PAGE_UP = types.Key{
-	Name:   "PAGE_UP",
-	Value:  "Page Up",
-	Code:   33,
-	Keysym: int(0xFF55),
-}
-
-var PAGE_DOWN = types.Key{
-	Name:   "PAGE_DOWN",
-	Value:  "Page Down",
-	Code:   34,
-	Keysym: int(0xFF56),
-}
-
-var END = types.Key{
-	Name:   "END",
-	Value:  "End",
-	Code:   35,
-	Keysym: int(0xFF57),
-}
-
-var HOME = types.Key{
-	Name:   "HOME",
-	Value:  "Home",
-	Code:   36,
-	Keysym: int(0xFF50),
-}
-
-var LEFT_ARROW = types.Key{
-	Name:   "LEFT_ARROW",
-	Value:  "Left Arrow",
-	Code:   37,
-	Keysym: int(0xFF51),
-}
-
-var UP_ARROW = types.Key{
-	Name:   "UP_ARROW",
-	Value:  "Up Arrow",
-	Code:   38,
-	Keysym: int(0xFF52),
-}
-
-var RIGHT_ARROW = types.Key{
-	Name:   "RIGHT_ARROW",
-	Value:  "Right Arrow",
-	Code:   39,
-	Keysym: int(0xFF53),
-}
-
-var DOWN_ARROW = types.Key{
-	Name:   "DOWN_ARROW",
-	Value:  "Down Arrow",
-	Code:   40,
-	Keysym: int(0xFF54),
-}
-
-var INSERT = types.Key{
-	Name:   "INSERT",
-	Value:  "Insert",
-	Code:   45,
-	Keysym: int(0xFF63),
-}
-
-var DELETE = types.Key{
-	Name:   "DELETE",
-	Value:  "Delete",
-	Code:   46,
-	Keysym: int(0xFFFF),
-}
-
-var KEY_0 = types.Key{
-	Name:   "KEY_0",
-	Value:  "0",
-	Code:   48,
-	Keysym: int(0x0030),
-}
-
-var KEY_1 = types.Key{
-	Name:   "KEY_1",
-	Value:  "1",
-	Code:   49,
-	Keysym: int(0x0031),
-}
-
-var KEY_2 = types.Key{
-	Name:   "KEY_2",
-	Value:  "2",
-	Code:   50,
-	Keysym: int(0x0032),
-}
-
-var KEY_3 = types.Key{
-	Name:   "KEY_3",
-	Value:  "3",
-	Code:   51,
-	Keysym: int(0x0033),
-}
-
-var KEY_4 = types.Key{
-	Name:   "KEY_4",
-	Value:  "4",
-	Code:   52,
-	Keysym: int(0x0034),
-}
-
-var KEY_5 = types.Key{
-	Name:   "KEY_5",
-	Value:  "5",
-	Code:   53,
-	Keysym: int(0x0035),
-}
-
-var KEY_6 = types.Key{
-	Name:   "KEY_6",
-	Value:  "6",
-	Code:   54,
-	Keysym: int(0x0036),
-}
-
-var KEY_7 = types.Key{
-	Name:   "KEY_7",
-	Value:  "7",
-	Code:   55,
-	Keysym: int(0x0037),
-}
-
-var KEY_8 = types.Key{
-	Name:   "KEY_8",
-	Value:  "8",
-	Code:   56,
-	Keysym: int(0x0038),
-}
-
-var KEY_9 = types.Key{
-	Name:   "KEY_9",
-	Value:  "9",
-	Code:   57,
-	Keysym: int(0x0039),
-}
-
-var KEY_A = types.Key{
-	Name:   "KEY_A",
-	Value:  "a",
-	Code:   65,
-	Keysym: int(0x0061),
-}
-
-var KEY_B = types.Key{
-	Name:   "KEY_B",
-	Value:  "b",
-	Code:   66,
-	Keysym: int(0x0062),
-}
-
-var KEY_C = types.Key{
-	Name:   "KEY_C",
-	Value:  "c",
-	Code:   67,
-	Keysym: int(0x0063),
-}
-
-var KEY_D = types.Key{
-	Name:   "KEY_D",
-	Value:  "d",
-	Code:   68,
-	Keysym: int(0x0064),
-}
-
-var KEY_E = types.Key{
-	Name:   "KEY_E",
-	Value:  "e",
-	Code:   69,
-	Keysym: int(0x0065),
-}
-
-var KEY_F = types.Key{
-	Name:   "KEY_F",
-	Value:  "f",
-	Code:   70,
-	Keysym: int(0x0066),
-}
-
-var KEY_G = types.Key{
-	Name:   "KEY_G",
-	Value:  "g",
-	Code:   71,
-	Keysym: int(0x0067),
-}
-
-var KEY_H = types.Key{
-	Name:   "KEY_H",
-	Value:  "h",
-	Code:   72,
-	Keysym: int(0x0068),
-}
-
-var KEY_I = types.Key{
-	Name:   "KEY_I",
-	Value:  "i",
-	Code:   73,
-	Keysym: int(0x0069),
-}
-
-var KEY_J = types.Key{
-	Name:   "KEY_J",
-	Value:  "j",
-	Code:   74,
-	Keysym: int(0x006a),
-}
-
-var KEY_K = types.Key{
-	Name:   "KEY_K",
-	Value:  "k",
-	Code:   75,
-	Keysym: int(0x006b),
-}
-
-var KEY_L = types.Key{
-	Name:   "KEY_L",
-	Value:  "l",
-	Code:   76,
-	Keysym: int(0x006c),
-}
-
-var KEY_M = types.Key{
-	Name:   "KEY_M",
-	Value:  "m",
-	Code:   77,
-	Keysym: int(0x006d),
-}
-
-var KEY_N = types.Key{
-	Name:   "KEY_N",
-	Value:  "n",
-	Code:   78,
-	Keysym: int(0x006e),
-}
-
-var KEY_O = types.Key{
-	Name:   "KEY_O",
-	Value:  "o",
-	Code:   79,
-	Keysym: int(0x006f),
-}
-
-var KEY_P = types.Key{
-	Name:   "KEY_P",
-	Value:  "p",
-	Code:   80,
-	Keysym: int(0x0070),
-}
-
-var KEY_Q = types.Key{
-	Name:   "KEY_Q",
-	Value:  "q",
-	Code:   81,
-	Keysym: int(0x0071),
-}
-
-var KEY_R = types.Key{
-	Name:   "KEY_R",
-	Value:  "r",
-	Code:   82,
-	Keysym: int(0x0072),
-}
-
-var KEY_S = types.Key{
-	Name:   "KEY_S",
-	Value:  "s",
-	Code:   83,
-	Keysym: int(0x0073),
-}
-
-var KEY_T = types.Key{
-	Name:   "KEY_T",
-	Value:  "t",
-	Code:   84,
-	Keysym: int(0x0074),
-}
-
-var KEY_U = types.Key{
-	Name:   "KEY_U",
-	Value:  "u",
-	Code:   85,
-	Keysym: int(0x0075),
-}
-
-var KEY_V = types.Key{
-	Name:   "KEY_V",
-	Value:  "v",
-	Code:   86,
-	Keysym: int(0x0076),
-}
-
-var KEY_W = types.Key{
-	Name:   "KEY_W",
-	Value:  "w",
-	Code:   87,
-	Keysym: int(0x0077),
-}
-
-var KEY_X = types.Key{
-	Name:   "KEY_X",
-	Value:  "x",
-	Code:   88,
-	Keysym: int(0x0078),
-}
-
-var KEY_Y = types.Key{
-	Name:   "KEY_Y",
-	Value:  "y",
-	Code:   89,
-	Keysym: int(0x0079),
-}
-
-var KEY_Z = types.Key{
-	Name:   "KEY_Z",
-	Value:  "z",
-	Code:   90,
-	Keysym: int(0x007a),
-}
-
-var WIN_LEFT = types.Key{
-	Name:   "WIN_LEFT",
-	Value:  "Win Left",
-	Code:   91,
-	Keysym: int(0xFFEB),
-}
-
-var WIN_RIGHT = types.Key{
-	Name:   "WIN_RIGHT",
-	Value:  "Win Right",
-	Code:   92,
-	Keysym: int(0xFF67),
-}
-
-var PAD_0 = types.Key{
-	Name:   "PAD_0",
-	Value:  "Num Pad 0",
-	Code:   96,
-	Keysym: int(0xFFB0),
-}
-
-var PAD_1 = types.Key{
-	Name:   "PAD_1",
-	Value:  "Num Pad 1",
-	Code:   97,
-	Keysym: int(0xFFB1),
-}
-
-var PAD_2 = types.Key{
-	Name:   "PAD_2",
-	Value:  "Num Pad 2",
-	Code:   98,
-	Keysym: int(0xFFB2),
-}
-
-var PAD_3 = types.Key{
-	Name:   "PAD_3",
-	Value:  "Num Pad 3",
-	Code:   99,
-	Keysym: int(0xFFB3),
-}
-
-var PAD_4 = types.Key{
-	Name:   "PAD_4",
-	Value:  "Num Pad 4",
-	Code:   100,
-	Keysym: int(0xFFB4),
-}
-
-var PAD_5 = types.Key{
-	Name:   "PAD_5",
-	Value:  "Num Pad 5",
-	Code:   101,
-	Keysym: int(0xFFB5),
-}
-
-var PAD_6 = types.Key{
-	Name:   "PAD_6",
-	Value:  "Num Pad 6",
-	Code:   102,
-	Keysym: int(0xFFB6),
-}
-
-var PAD_7 = types.Key{
-	Name:   "PAD_7",
-	Value:  "Num Pad 7",
-	Code:   103,
-	Keysym: int(0xFFB7),
-}
-
-var PAD_8 = types.Key{
-	Name:   "PAD_8",
-	Value:  "Num Pad 8",
-	Code:   104,
-	Keysym: int(0xFFB8),
-}
-
-var PAD_9 = types.Key{
-	Name:   "PAD_9",
-	Value:  "Num Pad 9",
-	Code:   105,
-	Keysym: int(0xFFB9),
-}
-
-var MULTIPLY = types.Key{
-	Name:   "MULTIPLY",
-	Value:  "*",
-	Code:   106,
-	Keysym: int(0xFFAA),
-}
-
-var ADD = types.Key{
-	Name:   "ADD",
-	Value:  "+",
-	Code:   107,
-	Keysym: int(0xFFAB),
-}
-
-var SUBTRACT = types.Key{
-	Name:   "SUBTRACT",
-	Value:  "-",
-	Code:   109,
-	Keysym: int(0xFFAD),
-}
-
-var DECIMAL = types.Key{
-	Name:   "DECIMAL",
-	Value:  ".",
-	Code:   110,
-	Keysym: int(0xFFAE),
-}
-
-var DIVIDE = types.Key{
-	Name:   "DIVIDE",
-	Value:  "/",
-	Code:   111,
-	Keysym: int(0xFFAF),
-}
-
-var KEY_F1 = types.Key{
-	Name:   "KEY_F1",
-	Value:  "f1",
-	Code:   112,
-	Keysym: int(0xFFBE),
-}
-
-var KEY_F2 = types.Key{
-	Name:   "KEY_F2",
-	Value:  "f2",
-	Code:   113,
-	Keysym: int(0xFFBF),
-}
-
-var KEY_F3 = types.Key{
-	Name:   "KEY_F3",
-	Value:  "f3",
-	Code:   114,
-	Keysym: int(0xFFC0),
-}
-
-var KEY_F4 = types.Key{
-	Name:   "KEY_F4",
-	Value:  "f4",
-	Code:   115,
-	Keysym: int(0xFFC1),
-}
-
-var KEY_F5 = types.Key{
-	Name:   "KEY_F5",
-	Value:  "f5",
-	Code:   116,
-	Keysym: int(0xFFC2),
-}
-
-var KEY_F6 = types.Key{
-	Name:   "KEY_F6",
-	Value:  "f6",
-	Code:   117,
-	Keysym: int(0xFFC3),
-}
-
-var KEY_F7 = types.Key{
-	Name:   "KEY_F7",
-	Value:  "f7",
-	Code:   118,
-	Keysym: int(0xFFC4),
-}
-
-var KEY_F8 = types.Key{
-	Name:   "KEY_F8",
-	Value:  "f8",
-	Code:   119,
-	Keysym: int(0xFFC5),
-}
-
-var KEY_F9 = types.Key{
-	Name:   "KEY_F9",
-	Value:  "f9",
-	Code:   120,
-	Keysym: int(0xFFC6),
-}
-
-var KEY_F10 = types.Key{
-	Name:   "KEY_F10",
-	Value:  "f10",
-	Code:   121,
-	Keysym: int(0xFFC7),
-}
-
-var KEY_F11 = types.Key{
-	Name:   "KEY_F11",
-	Value:  "f11",
-	Code:   122,
-	Keysym: int(0xFFC8),
-}
-
-var KEY_F12 = types.Key{
-	Name:   "KEY_F12",
-	Value:  "f12",
-	Code:   123,
-	Keysym: int(0xFFC9),
-}
-
-var NUM_LOCK = types.Key{
-	Name:   "NUM_LOCK",
-	Value:  "Num Lock",
-	Code:   144,
-	Keysym: int(0xFF7F),
-}
-
-var SCROLL_LOCK = types.Key{
-	Name:   "SCROLL_LOCK",
-	Value:  "Scroll Lock",
-	Code:   145,
-	Keysym: int(0xFF14),
-}
-
-var SEMI_COLON = types.Key{
-	Name:   "SEMI_COLON",
-	Value:  ";",
-	Code:   186,
-	Keysym: int(0x003b),
-}
-
-var EQUAL = types.Key{
-	Name:   "EQUAL",
-	Value:  "=",
-	Code:   187,
-	Keysym: int(0x003d),
-}
-
-var COMMA = types.Key{
-	Name:   "COMMA",
-	Value:  ",",
-	Code:   188,
-	Keysym: int(0x002c),
-}
-
-var DASH = types.Key{
-	Name:   "DASH",
-	Value:  "-",
-	Code:   189,
-	Keysym: int(0x002d),
-}
-
-var PERIOD = types.Key{
-	Name:   "PERIOD",
-	Value:  ".",
-	Code:   190,
-	Keysym: int(0x002e),
-}
-
-var FORWARD_SLASH = types.Key{
-	Name:   "FORWARD_SLASH",
-	Value:  "/",
-	Code:   191,
-	Keysym: int(0x002f),
-}
-
-var GRAVE = types.Key{
-	Name:   "GRAVE",
-	Value:  "`",
-	Code:   192,
-	Keysym: int(0x0060),
-}
-
-var OPEN_BRACKET = types.Key{
-	Name:   "OPEN_BRACKET",
-	Value:  "[",
-	Code:   219,
-	Keysym: int(0x005b),
-}
-
-var BACK_SLASH = types.Key{
-	Name:   "BACK_SLASH",
-	Value:  "\\",
-	Code:   220,
-	Keysym: int(0x005c),
-}
-
-var CLOSE_BRAKET = types.Key{
-	Name:   "CLOSE_BRAKET",
-	Value:  "]",
-	Code:   221,
-	Keysym: int(0x005d),
-}
-
-var SINGLE_QUOTE = types.Key{
-	Name:   "SINGLE_QUOTE",
-	Value:  "'",
-	Code:   222,
-	Keysym: int(0x0022),
-}

server/internal/xorg/xorg.c

@@ -89,16 +89,30 @@ void XScroll(int x, int y) {
 }
 
 void XButton(unsigned int button, int down) {
+  if (button != 0) {
     Display *display = getXDisplay();
     XTestFakeButtonEvent(display, button, down, CurrentTime);
     XSync(display, 0);
   }
+}
 
 void XKey(unsigned long key, int down) {
+  if (key != 0) {
     Display *display = getXDisplay();
     KeyCode code = XKeysymToKeycode(display, key);
 
-  if (code != 0) {
+    // Map non-existing keysyms to new keycodes
+    if(code == 0) {
+      int min, max, numcodes;
+      XDisplayKeycodes(display, &min, &max);
+      XGetKeyboardMapping(display, min, max-min, &numcodes);
+
+      code = (max-min+1)*numcodes;
+      KeySym keysym_list[numcodes];
+      for(int i=0;i<numcodes;i++) keysym_list[i] = key;
+      XChangeKeyboardMapping(display, code, numcodes, keysym_list, 1);
+    }
+
     XTestFakeKeyEvent(display, code, down, CurrentTime);
     XSync(display, 0);
   }
@@ -151,3 +165,10 @@ short XGetScreenRate() {
   XRRScreenConfiguration *conf  = XRRGetScreenInfo(display, RootWindow(display, 0));
   return XRRConfigCurrentRate(conf);
 }
+
+void SetKeyboardLayout(char *layout) {
+  // TOOD: refactor, use native API.
+  char cmd[13] = "setxkbmap ";
+  strncat(cmd, layout, 2);
+  system(cmd);
+}

server/internal/xorg/xorg.go

@@ -1,9 +1,3 @@
-// NOTE: I have no fucking clue what I'm doing with this,
-// it works, but I am positive I'm doing this very wrong...
-// should I be freeing these strings? does go gc them?
-// pretty sure this *isn't* thread safe either.... /shrug
-// if you know a better way to get this done *please* make a pr <3
-
 package xorg
 
 /*
@@ -19,127 +13,18 @@ import (
 	"sync"
 	"time"
 	"unsafe"
+	"regexp"
 
 	"n.eko.moe/neko/internal/types"
-	"n.eko.moe/neko/internal/xorg/keycode"
 )
 
 var ScreenConfigurations = make(map[int]types.ScreenConfiguration)
 
-var debounce = make(map[int]time.Time)
+var debounce_button = make(map[int]time.Time)
-var buttons = make(map[int]types.Button)
+var debounce_key = make(map[uint64]time.Time)
-var keys = make(map[int]types.Key)
 var mu = sync.Mutex{}
 
 func init() {
-	keys[keycode.BACKSPACE.Code] = keycode.BACKSPACE
-	keys[keycode.TAB.Code] = keycode.TAB
-	keys[keycode.CLEAR.Code] = keycode.CLEAR
-	keys[keycode.ENTER.Code] = keycode.ENTER
-	keys[keycode.SHIFT.Code] = keycode.SHIFT
-	keys[keycode.CTRL.Code] = keycode.CTRL
-	keys[keycode.ALT.Code] = keycode.ALT
-	keys[keycode.PAUSE.Code] = keycode.PAUSE
-	keys[keycode.CAPS_LOCK.Code] = keycode.CAPS_LOCK
-	keys[keycode.ESCAPE.Code] = keycode.ESCAPE
-	keys[keycode.SPACE.Code] = keycode.SPACE
-	keys[keycode.PAGE_UP.Code] = keycode.PAGE_UP
-	keys[keycode.PAGE_DOWN.Code] = keycode.PAGE_DOWN
-	keys[keycode.END.Code] = keycode.END
-	keys[keycode.HOME.Code] = keycode.HOME
-	keys[keycode.LEFT_ARROW.Code] = keycode.LEFT_ARROW
-	keys[keycode.UP_ARROW.Code] = keycode.UP_ARROW
-	keys[keycode.RIGHT_ARROW.Code] = keycode.RIGHT_ARROW
-	keys[keycode.DOWN_ARROW.Code] = keycode.DOWN_ARROW
-	keys[keycode.INSERT.Code] = keycode.INSERT
-	keys[keycode.DELETE.Code] = keycode.DELETE
-	keys[keycode.KEY_0.Code] = keycode.KEY_0
-	keys[keycode.KEY_1.Code] = keycode.KEY_1
-	keys[keycode.KEY_2.Code] = keycode.KEY_2
-	keys[keycode.KEY_3.Code] = keycode.KEY_3
-	keys[keycode.KEY_4.Code] = keycode.KEY_4
-	keys[keycode.KEY_5.Code] = keycode.KEY_5
-	keys[keycode.KEY_6.Code] = keycode.KEY_6
-	keys[keycode.KEY_7.Code] = keycode.KEY_7
-	keys[keycode.KEY_8.Code] = keycode.KEY_8
-	keys[keycode.KEY_9.Code] = keycode.KEY_9
-	keys[keycode.KEY_A.Code] = keycode.KEY_A
-	keys[keycode.KEY_B.Code] = keycode.KEY_B
-	keys[keycode.KEY_C.Code] = keycode.KEY_C
-	keys[keycode.KEY_D.Code] = keycode.KEY_D
-	keys[keycode.KEY_E.Code] = keycode.KEY_E
-	keys[keycode.KEY_F.Code] = keycode.KEY_F
-	keys[keycode.KEY_G.Code] = keycode.KEY_G
-	keys[keycode.KEY_H.Code] = keycode.KEY_H
-	keys[keycode.KEY_I.Code] = keycode.KEY_I
-	keys[keycode.KEY_J.Code] = keycode.KEY_J
-	keys[keycode.KEY_K.Code] = keycode.KEY_K
-	keys[keycode.KEY_L.Code] = keycode.KEY_L
-	keys[keycode.KEY_M.Code] = keycode.KEY_M
-	keys[keycode.KEY_N.Code] = keycode.KEY_N
-	keys[keycode.KEY_O.Code] = keycode.KEY_O
-	keys[keycode.KEY_P.Code] = keycode.KEY_P
-	keys[keycode.KEY_Q.Code] = keycode.KEY_Q
-	keys[keycode.KEY_R.Code] = keycode.KEY_R
-	keys[keycode.KEY_S.Code] = keycode.KEY_S
-	keys[keycode.KEY_T.Code] = keycode.KEY_T
-	keys[keycode.KEY_U.Code] = keycode.KEY_U
-	keys[keycode.KEY_V.Code] = keycode.KEY_V
-	keys[keycode.KEY_W.Code] = keycode.KEY_W
-	keys[keycode.KEY_X.Code] = keycode.KEY_X
-	keys[keycode.KEY_Y.Code] = keycode.KEY_Y
-	keys[keycode.KEY_Z.Code] = keycode.KEY_Z
-	keys[keycode.WIN_LEFT.Code] = keycode.WIN_LEFT
-	keys[keycode.WIN_RIGHT.Code] = keycode.WIN_RIGHT
-	keys[keycode.PAD_0.Code] = keycode.PAD_0
-	keys[keycode.PAD_1.Code] = keycode.PAD_1
-	keys[keycode.PAD_2.Code] = keycode.PAD_2
-	keys[keycode.PAD_3.Code] = keycode.PAD_3
-	keys[keycode.PAD_4.Code] = keycode.PAD_4
-	keys[keycode.PAD_5.Code] = keycode.PAD_5
-	keys[keycode.PAD_6.Code] = keycode.PAD_6
-	keys[keycode.PAD_7.Code] = keycode.PAD_7
-	keys[keycode.PAD_8.Code] = keycode.PAD_8
-	keys[keycode.PAD_9.Code] = keycode.PAD_9
-	keys[keycode.MULTIPLY.Code] = keycode.MULTIPLY
-	keys[keycode.ADD.Code] = keycode.ADD
-	keys[keycode.SUBTRACT.Code] = keycode.SUBTRACT
-	keys[keycode.DECIMAL.Code] = keycode.DECIMAL
-	keys[keycode.DIVIDE.Code] = keycode.DIVIDE
-	keys[keycode.KEY_F1.Code] = keycode.KEY_F1
-	keys[keycode.KEY_F2.Code] = keycode.KEY_F2
-	keys[keycode.KEY_F3.Code] = keycode.KEY_F3
-	keys[keycode.KEY_F4.Code] = keycode.KEY_F4
-	keys[keycode.KEY_F5.Code] = keycode.KEY_F5
-	keys[keycode.KEY_F6.Code] = keycode.KEY_F6
-	keys[keycode.KEY_F7.Code] = keycode.KEY_F7
-	keys[keycode.KEY_F8.Code] = keycode.KEY_F8
-	keys[keycode.KEY_F9.Code] = keycode.KEY_F9
-	keys[keycode.KEY_F10.Code] = keycode.KEY_F10
-	keys[keycode.KEY_F11.Code] = keycode.KEY_F11
-	keys[keycode.KEY_F12.Code] = keycode.KEY_F12
-	keys[keycode.NUM_LOCK.Code] = keycode.NUM_LOCK
-	keys[keycode.SCROLL_LOCK.Code] = keycode.SCROLL_LOCK
-	keys[keycode.SEMI_COLON.Code] = keycode.SEMI_COLON
-	keys[keycode.EQUAL.Code] = keycode.EQUAL
-	keys[keycode.COMMA.Code] = keycode.COMMA
-	keys[keycode.DASH.Code] = keycode.DASH
-	keys[keycode.PERIOD.Code] = keycode.PERIOD
-	keys[keycode.FORWARD_SLASH.Code] = keycode.FORWARD_SLASH
-	keys[keycode.GRAVE.Code] = keycode.GRAVE
-	keys[keycode.OPEN_BRACKET.Code] = keycode.OPEN_BRACKET
-	keys[keycode.BACK_SLASH.Code] = keycode.BACK_SLASH
-	keys[keycode.CLOSE_BRAKET.Code] = keycode.CLOSE_BRAKET
-	keys[keycode.SINGLE_QUOTE.Code] = keycode.SINGLE_QUOTE
-
-	buttons[keycode.LEFT_BUTTON.Code] = keycode.LEFT_BUTTON
-	buttons[keycode.CENTER_BUTTON.Code] = keycode.CENTER_BUTTON
-	buttons[keycode.RIGHT_BUTTON.Code] = keycode.RIGHT_BUTTON
-	buttons[keycode.SCROLL_UP_BUTTON.Code] = keycode.SCROLL_UP_BUTTON
-	buttons[keycode.SCROLL_DOWN_BUTTON.Code] = keycode.SCROLL_DOWN_BUTTON
-	buttons[keycode.SCROLL_LEFT_BUTTON.Code] = keycode.SCROLL_LEFT_BUTTON
-	buttons[keycode.SCROLL_RIGHT_BUTTON.Code] = keycode.SCROLL_RIGHT_BUTTON
-
 	C.XGetScreenConfigurations()
 }
 
@@ -167,80 +52,60 @@ func Scroll(x, y int) {
 	C.XScroll(C.int(x), C.int(y))
 }
 
-func ButtonDown(code int) (*types.Button, error) {
+func ButtonDown(code int) error {
 	mu.Lock()
 	defer mu.Unlock()
 
-	button, ok := buttons[code]
+	if _, ok := debounce_button[code]; ok {
-	if !ok {
+		return fmt.Errorf("debounced button %v", code)
-		return nil, fmt.Errorf("invalid button %v", code)
 	}
 
-	if _, ok := debounce[code]; ok {
+	debounce_button[code] = time.Now()
-		return nil, fmt.Errorf("debounced button %v(%v)", button.Name, code)
+
+	C.XButton(C.uint(code), C.int(1))
+	return nil
 }
 
-	debounce[code] = time.Now()
+func KeyDown(code uint64) error {
-
-	C.XButton(C.uint(button.Keysym), C.int(1))
-	return &button, nil
-}
-
-func KeyDown(code int) (*types.Key, error) {
 	mu.Lock()
 	defer mu.Unlock()
 
-	key, ok := keys[code]
+	if _, ok := debounce_key[code]; ok {
-	if !ok {
+		return fmt.Errorf("debounced key %v", code)
-		return nil, fmt.Errorf("invalid key %v", code)
 	}
 
-	if _, ok := debounce[code]; ok {
+	debounce_key[code] = time.Now()
-		return nil, fmt.Errorf("debounced key %v(%v)", key.Name, code)
+
+	C.XKey(C.ulong(code), C.int(1))
+	return nil
 }
 
-	debounce[code] = time.Now()
+func ButtonUp(code int) error {
-
-	C.XKey(C.ulong(key.Keysym), C.int(1))
-	return &key, nil
-}
-
-func ButtonUp(code int) (*types.Button, error) {
 	mu.Lock()
 	defer mu.Unlock()
 
-	button, ok := buttons[code]
+	if _, ok := debounce_button[code]; !ok {
-	if !ok {
+		return fmt.Errorf("debounced button %v", code)
-		return nil, fmt.Errorf("invalid button %v", code)
 	}
 
-	if _, ok := debounce[code]; !ok {
+	delete(debounce_button, code)
-		return nil, fmt.Errorf("debounced button %v(%v)", button.Name, code)
+
+	C.XButton(C.uint(code), C.int(0))
+	return nil
 }
 
-	delete(debounce, code)
+func KeyUp(code uint64) error {
-
-	C.XButton(C.uint(button.Keysym), C.int(0))
-	return &button, nil
-}
-
-func KeyUp(code int) (*types.Key, error) {
 	mu.Lock()
 	defer mu.Unlock()
 
-	key, ok := keys[code]
+	if _, ok := debounce_key[code]; !ok {
-	if !ok {
+		return fmt.Errorf("debounced key %v", code)
-		return nil, fmt.Errorf("invalid key %v", code)
 	}
 
-	if _, ok := debounce[code]; !ok {
+	delete(debounce_key, code)
-		return nil, fmt.Errorf("debounced key %v(%v)", key.Name, code)
-	}
 
-	delete(debounce, code)
+	C.XKey(C.ulong(code), C.int(0))
-
+	return nil
-	C.XKey(C.ulong(key.Keysym), C.int(0))
-	return &key, nil
 }
 
 func ReadClipboard() string {
@@ -264,31 +129,35 @@ func WriteClipboard(data string) {
 }
 
 func ResetKeys() {
-	for key := range debounce {
+	for code := range debounce_button {
-		if key < 8 {
+		ButtonUp(code)
-			ButtonUp(key)
-		} else {
-			KeyUp(key)
-		}
 
-		delete(debounce, key)
+		delete(debounce_button, code)
+	}
+	for code := range debounce_key {
+		KeyUp(code)
+
+		delete(debounce_key, code)
 	}
 }
 
 func CheckKeys(duration time.Duration) {
 	t := time.Now()
-	for key, start := range debounce {
+	for code, start := range debounce_button {
 		if t.Sub(start) < duration {
 			continue
 		}
+		ButtonUp(code)
 
-		if key < 8 {
+		delete(debounce_button, code)
-			ButtonUp(key)
-		} else {
-			KeyUp(key)
 	}
+	for code, start := range debounce_key {
+		if t.Sub(start) < duration {
+			continue
+		}
+		KeyUp(code)
 
-		delete(debounce, key)
+		delete(debounce_key, code)
 	}
 }
 
@@ -342,6 +211,20 @@ func GetScreenSize() *types.ScreenSize {
 	return nil
 }
 
+func SetKeyboardLayout(layout string) {
+	mu.Lock()
+	defer mu.Unlock()
+
+	if !regexp.MustCompile(`^[a-zA-Z]+$`).MatchString(layout) {
+		return
+	}
+
+	layoutUnsafe := C.CString(layout)
+	defer C.free(unsafe.Pointer(layoutUnsafe))
+
+	C.SetKeyboardLayout(layoutUnsafe)
+}
+
 //export goCreateScreenSize
 func goCreateScreenSize(index C.int, width C.int, height C.int, mwidth C.int, mheight C.int) {
 	ScreenConfigurations[int(index)] = types.ScreenConfiguration{

server/internal/xorg/xorg.h

@@ -38,5 +38,7 @@
 
   void XDisplayClose(void);
   void XDisplaySet(char *input);
+
+  void SetKeyboardLayout(char *layout);
 #endif