add bell

README.md

@@ -84,6 +84,7 @@ OPTIONS:
     -q, --exit-no-conn      Exit on all clients disconnection
     -B, --browser           Open terminal with the default system browser
     -I, --index             Custom index.html path
+    -e, --Bell              Custom Bell.mp3 path
     -b, --base-path         Expected base path for requests coming from a reverse proxy (eg: /mounted/here, max length: 128)
     -P, --ping-interval     Websocket ping interval(sec) (default: 5)
     -6, --ipv6              Enable IPv6 support

html/src/components/terminal/xterm/index.ts

@@ -101,6 +101,7 @@ export class Xterm {
     private reconnect = true;
     private doReconnect = true;
     private closeOnDisconnect = false;
+    private audio: HTMLAudioElement;
 
     private writeFunc = (data: ArrayBuffer) => this.writeData(new Uint8Array(data));
 
@@ -171,7 +172,7 @@ export class Xterm {
 
     @bind
     private initListeners() {
-        const { terminal, fitAddon, overlayAddon, register, sendData } = this;
+        const { terminal, fitAddon, overlayAddon, register, sendData, Bell } = this;
         register(
             terminal.onTitleChange(data => {
                 if (data && data !== '' && !this.titleFixed) {
@@ -180,6 +181,11 @@ export class Xterm {
             })
         );
         register(terminal.onData(data => sendData(data)));
+        register(
+            terminal.onBell(() => {
+                Bell();
+            })
+        );
         register(terminal.onBinary(data => sendData(Uint8Array.from(data, v => v.charCodeAt(0)))));
         register(
             terminal.onResize(({ cols, rows }) => {
@@ -203,6 +209,11 @@ export class Xterm {
         register(addEventListener(window, 'beforeunload', this.onWindowUnload));
     }
 
+    @bind
+    public Bell() {
+        this.audio.play();
+    }
+
     @bind
     public writeData(data: string | Uint8Array) {
         const { terminal, textEncoder } = this;
@@ -247,6 +258,7 @@ export class Xterm {
     @bind
     public connect() {
         this.socket = new WebSocket(this.options.wsUrl, ['tty']);
+        this.audio = new Audio('Bell.mp3');
         const { socket, register } = this;
 
         socket.binaryType = 'arraybuffer';

src/beep.h

@@ -0,0 +1,118 @@
+/*----The Length of This Array is 1798 Byte.----*/
+unsigned int beep_mp3_len = 1798;
+
+unsigned char beep_mp3[] = {
+0xFF,0xFB,0x90,0xC4,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x58,0x69,0x6E,0x67,0x00,0x00,0x00,0x0F,0x00,0x00,0x00,
+0x05,0x00,0x00,0x07,0x06,0x00,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,
+0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x65,0x65,0x65,0x65,0x65,0x65,
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+0xBC,0xBC,0xBC,0xBC,0xBC,0xBC,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
+0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x39,0x4C,0x41,0x4D,
+0x45,0x33,0x2E,0x39,0x39,0x72,0x02,0xA5,0x00,0x00,0x00,0x00,0x2E,0x97,0x00,0x00,
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