mirror of
https://github.com/netzbegruenung/jitsi-meet-electron.git
synced 2024-05-06 02:33:42 +02:00
feat(remotecontrol): multi monitor support
This commit is contained in:
parent
a94732fff5
commit
f9f5f7692b
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@ -10,6 +10,10 @@ from config.js
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```bash
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npm install
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```
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Since node_addons/sourceId2Coordinates add-on is local dependency, every code change requires increasing the version in its package.json. To rebuild the add-on if it is already installed execute:
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```bash
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npm update
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```
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## Statring the application
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```bash
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@ -2,12 +2,5 @@ module.exports = {
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/**
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* The URL of the Jitsi Meet deployment that will be used.
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*/
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jitsiMeetURL: "https://meet.jit.si/",
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/**
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* If true, the authorization of remote control will be handled by jitsi
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* meet electron app. Otherwise the authorization will be handled in Jitsi
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* Meet.
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*/
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handleRemoteControlAuthorization: false
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jitsiMeetURL: "https://meet.jit.si/"
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};
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@ -1,8 +1,8 @@
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module.exports = {
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/**
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* Types of remote-control-event events.
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* Types of remote-control events.
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*/
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EVENT_TYPES: {
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EVENTS: {
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mousemove: "mousemove",
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mousedown: "mousedown",
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mouseup: "mouseup",
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@ -10,22 +10,19 @@ module.exports = {
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mousescroll: "mousescroll",
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keydown: "keydown",
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keyup: "keyup",
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permissions: "permissions",
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stop: "stop",
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supported: "supported"
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},
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/**
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* Actions for the remote control permission events.
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* Types of remote-control requests.
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*/
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PERMISSIONS_ACTIONS: {
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request: "request",
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grant: "grant",
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deny: "deny"
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REQUESTS: {
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start: "start"
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},
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/**
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* The name of remote control events sent trough the API module.
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* The name of remote control messages.
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*/
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REMOTE_CONTROL_EVENT_NAME: "remote-control-event"
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REMOTE_CONTROL_MESSAGE_NAME: "remote-control"
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};
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@ -1,6 +1,8 @@
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let robot = require("robotjs");
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const sourceId2Coordinates = require("sourceId2Coordinates");
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const electron = require("electron");
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const constants = require("../../modules/remotecontrol/constants");
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const {EVENT_TYPES, PERMISSIONS_ACTIONS, REMOTE_CONTROL_EVENT_NAME} = constants;
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const { EVENTS, REQUESTS, REMOTE_CONTROL_MESSAGE_NAME } = constants;
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/**
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* Attaching to the window for debug purposes.
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@ -9,13 +11,8 @@ const {EVENT_TYPES, PERMISSIONS_ACTIONS, REMOTE_CONTROL_EVENT_NAME} = constants;
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window.robot = robot;
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/**
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* Width/Heught for the screen.
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*/
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const {width, height} = robot.getScreenSize();
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/**
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* Mouse button mapping between the values in remote-control-event and robotjs
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* methods.
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* Mouse button mapping between the values in remote control mouse event and
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* robotjs methods.
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*/
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const MOUSE_BUTTONS = {
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1: "left",
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@ -24,8 +21,8 @@ const MOUSE_BUTTONS = {
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};
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/**
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* Mouse actions mapping between the values in remote-control-event and robotjs
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* methods.
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* Mouse actions mapping between the values in remote control mouse event and
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* robotjs methods.
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*/
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const MOUSE_ACTIONS_FROM_EVENT_TYPE = {
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"mousedown": "down",
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@ -33,8 +30,8 @@ const MOUSE_ACTIONS_FROM_EVENT_TYPE = {
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};
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/**
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* Key actions mapping between the values in remote-control-event and robotjs
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* methods.
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* Key actions mapping between the values in remote control key event and
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* robotjs methods.
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*/
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const KEY_ACTIONS_FROM_EVENT_TYPE = {
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"keydown": "down",
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@ -50,35 +47,25 @@ const KEY_ACTIONS_FROM_EVENT_TYPE = {
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let mouseButtonStatus = "up";
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/**
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* Parses the remote-control-events and executes them via robotjs.
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* Parses the remote control events and executes them via robotjs.
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*/
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class RemoteControl {
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/**
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* Construcs new instance.
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* @constructor
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* Constructs new instance and initializes the remote control functionality.
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*
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* @param {Postis} channel the postis channel.
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*/
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constructor() {
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this.started = false;
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}
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/**
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* Initializes the remote control functionality.
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*/
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init(channel, windowManager, handleAuthorization) {
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this.handleAuthorization = handleAuthorization;
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this.windowManager = windowManager;
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constructor(channel) {
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// TODO: if no channel is passed, create one.
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this.channel = channel;
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this.channel.ready(() => {
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this.channel.listen('message', message => {
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const event = message.data;
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if(event.name === REMOTE_CONTROL_EVENT_NAME) {
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this.onRemoteControlEvent(event);
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const { name } = message.data;
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if(name === REMOTE_CONTROL_MESSAGE_NAME) {
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this.onRemoteControlMessage(message);
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}
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});
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this.sendEvent({type: EVENT_TYPES.supported});
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if (!handleAuthorization) {
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this.start();
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}
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this.sendEvent({ type: EVENTS.supported });
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});
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}
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@ -86,114 +73,137 @@ class RemoteControl {
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* Disposes the remote control functionality.
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*/
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dispose() {
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this.windowManager = null;
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this.channel = null;
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this.stop();
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}
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/**
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* Handles permission requests from Jitsi Meet.
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* @param {object} userInfo - information about the user that has requested
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* permissions:
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* @param {string} userInfo.displayName - display name
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* @param {string} userInfo.userJID - the JID of the user.
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* @param {string} userInfo.userId - the user id (the resource of the JID)
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* @param {boolean} userInfo.screenSharing - true if the screen sharing
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* is started.
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* Handles remote control start messages.
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*
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* @param {number} id - the id of the request that will be used for the
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* response.
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* @param {string} sourceId - The source id of the desktop sharing stream.
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*/
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handlePermissionRequest(userInfo) {
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this.windowManager.requestRemoteControlPermissions(userInfo)
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.then(result => {
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this.sendEvent({
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type: EVENT_TYPES.permissions,
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action: result ? PERMISSIONS_ACTIONS.grant
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: PERMISSIONS_ACTIONS.deny,
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userId: userInfo.userId
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});
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if(result) {
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this.start();
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}
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}).catch(e => {
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console.error(e);
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});
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}
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start(id, sourceId) {
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const displays = electron.screen.getAllDisplays();
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/**
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* Starts processing the events.
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*/
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start() {
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this.started = true;
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switch(displays.length) {
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case 0:
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this.display = undefined;
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break;
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case 1:
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// On Linux probably we'll end up here even if there are
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// multiple monitors.
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this.display = displays[0];
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break;
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// eslint-disable-next-line no-case-declarations
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default: // > 1 display
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const coordinates = sourceId2Coordinates(sourceId);
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if(coordinates) {
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// Currently sourceId2Coordinates will return undefined for
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// any OS except Windows. This code will be executed only on
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// Windows.
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const { x, y } = coordinates;
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this.display = electron.screen.getDisplayNearestPoint({
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x: x + 1,
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y: y + 1
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});
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} else {
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// On Mac OS the sourceId = 'screen' + displayId.
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// Try to match displayId with sourceId.
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const displayId = Number(sourceId.replace('screen:', ''));
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this.display
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= displays.find(display => display.id === displayId);
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}
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}
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const response = {
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id,
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type: 'response'
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};
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if(this.display) {
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response.result = true;
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} else {
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response.error
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= 'Error: Can\'t detect the display that is currently shared';
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}
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this.sendMessage(response);
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}
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/**
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* Stops processing the events.
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*/
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stop() {
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this.started = false;
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this.display = undefined;
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}
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/**
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* Executes the passed event.
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* @param {Object} event the remote-control-event.
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* Executes the passed message.
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* @param {Object} message the remote control message.
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*/
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onRemoteControlEvent(event) {
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if(!this.started && event.type !== EVENT_TYPES.permissions) {
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onRemoteControlMessage(message) {
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const { id, data } = message;
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// If we haven't set the display prop. We haven't received the remote
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// control start message or there was an error associating a display.
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if(!this.display
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&& data.type != REQUESTS.start) {
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return;
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}
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switch(event.type) {
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case EVENT_TYPES.mousemove: {
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const x = event.x * width, y = event.y * height;
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switch(data.type) {
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case EVENTS.mousemove: {
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const { width, height, x, y } = this.display.workArea;
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const destX = data.x * width + x;
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const destY = data.y * height + y;
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if(mouseButtonStatus === "down") {
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robot.dragMouse(x, y);
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robot.dragMouse(destX, destY);
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} else {
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robot.moveMouse(x, y);
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robot.moveMouse(destX, destY);
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}
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break;
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}
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case EVENT_TYPES.mousedown:
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case EVENT_TYPES.mouseup: {
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mouseButtonStatus = MOUSE_ACTIONS_FROM_EVENT_TYPE[event.type];
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case EVENTS.mousedown:
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case EVENTS.mouseup: {
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mouseButtonStatus
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= MOUSE_ACTIONS_FROM_EVENT_TYPE[data.type];
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robot.mouseToggle(
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mouseButtonStatus,
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(event.button ? MOUSE_BUTTONS[event.button] : undefined));
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(data.button
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? MOUSE_BUTTONS[data.button] : undefined));
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break;
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}
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case EVENT_TYPES.mousedblclick: {
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case EVENTS.mousedblclick: {
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robot.mouseClick(
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(event.button ? MOUSE_BUTTONS[event.button] : undefined),
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(data.button
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? MOUSE_BUTTONS[data.button] : undefined),
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true);
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break;
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}
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case EVENT_TYPES.mousescroll:{
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case EVENTS.mousescroll:{
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//FIXME: implement horizontal scrolling
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if(event.y !== 0) {
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if(data.y !== 0) {
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robot.scrollMouse(
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Math.abs(event.y),
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event.y > 0 ? "down" : "up"
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Math.abs(data.y),
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data.y > 0 ? "down" : "up"
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);
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}
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break;
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}
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case EVENT_TYPES.keydown:
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case EVENT_TYPES.keyup: {
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robot.keyToggle(event.key,
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KEY_ACTIONS_FROM_EVENT_TYPE[event.type], event.modifiers);
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case EVENTS.keydown:
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case EVENTS.keyup: {
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robot.keyToggle(
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data.key,
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KEY_ACTIONS_FROM_EVENT_TYPE[data.type],
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data.modifiers);
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break;
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}
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case EVENT_TYPES.permissions: {
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if(event.action === PERMISSIONS_ACTIONS.request
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&& this.handleAuthorization) {
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// Open Dialog and answer
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this.handlePermissionRequest({
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userId: event.userId,
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userJID: event.userJID,
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displayName: event.displayName,
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screenSharing: event.screenSharing
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});
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}
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case REQUESTS.start: {
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this.start(id, data.sourceId);
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break;
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}
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case EVENT_TYPES.stop: {
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case EVENTS.stop: {
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this.stop();
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break;
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}
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@ -204,18 +214,28 @@ class RemoteControl {
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/**
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* Sends remote control event to the controlled participant.
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*
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* @param {Object} event the remote control event.
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*/
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sendEvent(event) {
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const remoteControlEvent = Object.assign(
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{ name: REMOTE_CONTROL_EVENT_NAME },
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{ name: REMOTE_CONTROL_MESSAGE_NAME },
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event
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);
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this.sendMessage({ data: remoteControlEvent });
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}
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/**
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* Sends a message to Jitsi Meet.
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*
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* @param {Object} message the message to be sent.
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*/
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sendMessage(message) {
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this.channel.send({
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method: 'message',
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params: { data: remoteControlEvent }
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params: message
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});
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}
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}
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module.exports = new RemoteControl();
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module.exports = RemoteControl;
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|
|
27
node_addons/sourceId2Coordinates/binding.gyp
Normal file
27
node_addons/sourceId2Coordinates/binding.gyp
Normal file
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@ -0,0 +1,27 @@
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{
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'targets': [{
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'target_name': 'sourceId2Coordinates',
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'include_dirs': [
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"<!(node -e \"require('nan')\")"
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],
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'cflags': [
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'-Wall',
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'-Wparentheses',
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'-Winline',
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'-Wbad-function-cast',
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'-Wdisabled-optimization'
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],
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'conditions': [
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["OS=='win'", {
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'defines': ['IS_WINDOWS']
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}]
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],
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'sources': [
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'src/index.cc',
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'src/sourceId2Coordinates.cc'
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]
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}]
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}
|
22
node_addons/sourceId2Coordinates/index.js
Normal file
22
node_addons/sourceId2Coordinates/index.js
Normal file
|
@ -0,0 +1,22 @@
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const sourceId2Coordinates
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= require('./build/Release/sourceId2Coordinates.node').sourceId2Coordinates;
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/**
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* Returns the coordinates of a desktop using the passed desktop sharing source
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* id.
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*
|
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* @param {string} sourceId - The desktop sharing source id.
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* @returns {Object.<string, number>|undefined} - The x and y coordinates of the
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* top left corner of the desktop. Currently works only for windows. Returns
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* undefined for Mac OS, Linux.
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*/
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module.exports = function(sourceID) {
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// On windows the source id will have the following format "0:desktop_id".
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// we need the "desktop_id" only to get the coordinates.
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const idArr = sourceID.split(":");
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const id = Number(idArr.length > 1 ? idArr[1] : sourceID);
|
||||
if(id) {
|
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return sourceId2Coordinates(id);
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}
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||||
return undefined;
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};
|
17
node_addons/sourceId2Coordinates/package.json
Normal file
17
node_addons/sourceId2Coordinates/package.json
Normal file
|
@ -0,0 +1,17 @@
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{
|
||||
"name": "sourceId2Coordinates",
|
||||
"version": "0.0.3",
|
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"description": "Native addon that returns the coordinates of desktop using the passed source id",
|
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"main": "index.js",
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||||
"scripts": {
|
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"install": "node-gyp rebuild"
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||||
},
|
||||
"keywords": [
|
||||
"Util",
|
||||
"WebRTC"
|
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],
|
||||
"gypfile": true,
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"dependencies": {
|
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"nan": "^2.2.1"
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}
|
||||
}
|
37
node_addons/sourceId2Coordinates/src/index.cc
Normal file
37
node_addons/sourceId2Coordinates/src/index.cc
Normal file
|
@ -0,0 +1,37 @@
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#include <node.h>
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#include <nan.h>
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#include <v8.h>
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#include <stdio.h>
|
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#include "sourceId2Coordinates.h"
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using namespace v8;
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NAN_METHOD(sourceId2Coordinates)
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{
|
||||
const int sourceID = info[0]->Int32Value();
|
||||
Local<Object> obj = Nan::New<Object>();
|
||||
Point coordinates;
|
||||
if(!sourceId2Coordinates(sourceID, &coordinates))
|
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{ // return undefined if sourceId2Coordinates function fail.
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||||
info.GetReturnValue().Set(Nan::Undefined());
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||||
}
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else
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{ // return the coordinates if sourceId2Coordinates function succeed.
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Nan::Set(obj, Nan::New("x").ToLocalChecked(), Nan::New(coordinates.x));
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||||
Nan::Set(obj, Nan::New("y").ToLocalChecked(), Nan::New(coordinates.y));
|
||||
info.GetReturnValue().Set(obj);
|
||||
}
|
||||
}
|
||||
|
||||
NAN_MODULE_INIT(Init)
|
||||
{
|
||||
Nan::Set(
|
||||
target,
|
||||
Nan::New("sourceId2Coordinates").ToLocalChecked(),
|
||||
Nan::GetFunction(Nan::New<FunctionTemplate>(sourceId2Coordinates))
|
||||
.ToLocalChecked()
|
||||
);
|
||||
NAN_EXPORT(target, sourceId2Coordinates);
|
||||
}
|
||||
|
||||
NODE_MODULE(sourceId2CoordinatesModule, Init)
|
45
node_addons/sourceId2Coordinates/src/sourceId2Coordinates.cc
Normal file
45
node_addons/sourceId2Coordinates/src/sourceId2Coordinates.cc
Normal file
|
@ -0,0 +1,45 @@
|
|||
#if defined(IS_WINDOWS)
|
||||
#include <windows.h>
|
||||
#endif
|
||||
|
||||
#include "sourceId2Coordinates.h"
|
||||
|
||||
/**
|
||||
* Tries to get the coordinates of a desktop from passed sourceId
|
||||
* (which identifies a desktop sharing source). Used to match the source id to a
|
||||
* screen in Electron.
|
||||
*
|
||||
* Returns true on success and false on failure.
|
||||
*
|
||||
* NOTE: Works on windows only because on the other platforms there is an easier
|
||||
* way to match the source id and the screen.
|
||||
*/
|
||||
bool sourceId2Coordinates(int sourceId, Point* res)
|
||||
{
|
||||
#if defined(IS_WINDOWS)
|
||||
DISPLAY_DEVICE device;
|
||||
device.cb = sizeof(device);
|
||||
|
||||
if (!EnumDisplayDevices(NULL, sourceId, &device, 0) // device not found
|
||||
|| !(device.StateFlags & DISPLAY_DEVICE_ACTIVE))// device is not active
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
DEVMODE deviceSettings;
|
||||
deviceSettings.dmSize = sizeof(deviceSettings);
|
||||
deviceSettings.dmDriverExtra = 0;
|
||||
if(!EnumDisplaySettingsEx(device.DeviceName, ENUM_CURRENT_SETTINGS,
|
||||
&deviceSettings, 0))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
res->x = deviceSettings.dmPosition.x;
|
||||
res->y = deviceSettings.dmPosition.y;
|
||||
|
||||
return true;
|
||||
#else
|
||||
return false;
|
||||
#endif
|
||||
}
|
|
@ -0,0 +1,7 @@
|
|||
struct Point {
|
||||
int x;
|
||||
int y;
|
||||
Point(): x(0), y(0) {};
|
||||
};
|
||||
|
||||
bool sourceId2Coordinates(int sourceId, Point* res);
|
|
@ -30,7 +30,8 @@
|
|||
"readmeFilename": "README.md",
|
||||
"license": "Apache-2.0",
|
||||
"dependencies": {
|
||||
"robotjs": "hristoterezov/robotjs",
|
||||
"sourceId2Coordinates": "file:./node_addons/sourceId2Coordinates",
|
||||
"robotjs": "jitsi/robotjs#jitsi",
|
||||
"postis": "^2.2.0"
|
||||
},
|
||||
"devDependencies": {
|
||||
|
|
|
@ -1,15 +1,19 @@
|
|||
/* global process */
|
||||
const remoteControl = require("../../modules/remotecontrol");
|
||||
const RemoteControl = require("../../modules/remotecontrol");
|
||||
let postis = require("postis");
|
||||
const setupScreenSharingForWindow = require("../../modules/screensharing");
|
||||
const config = require("../../config.js");
|
||||
const {dialog} = require('electron').remote;
|
||||
|
||||
/**
|
||||
* The postis channel.
|
||||
*/
|
||||
let channel;
|
||||
|
||||
/**
|
||||
* The remote control instance.
|
||||
*/
|
||||
let remoteControl;
|
||||
|
||||
/**
|
||||
* Cteates the iframe that will load Jitsi Meet.
|
||||
*/
|
||||
|
@ -19,52 +23,6 @@ iframe.allowFullscreen = true;
|
|||
iframe.onload = onload;
|
||||
document.body.appendChild(iframe);
|
||||
|
||||
/**
|
||||
* Factory for dialogs.
|
||||
*/
|
||||
class DialogFactory {
|
||||
/**
|
||||
* Creates new instance
|
||||
* @constructor
|
||||
*/
|
||||
constructor() { }
|
||||
|
||||
/**
|
||||
* Shows message box dialog for request for remote control permissions
|
||||
* @param {object} userInfo - information about the user that has sent the
|
||||
* request:
|
||||
* @param {string} userInfo.displayName - display name
|
||||
* @param {string} userInfo.userJID - the JID of the user.
|
||||
* @param {boolean} userInfo.screenSharing - true if the screen sharing
|
||||
* is started.
|
||||
*/
|
||||
requestRemoteControlPermissions(userInfo) {
|
||||
return new Promise( resolve =>
|
||||
dialog.showMessageBox({
|
||||
type: "question",
|
||||
buttons: [
|
||||
"Yes",
|
||||
"No"
|
||||
],
|
||||
defaultId: 0,
|
||||
title: "Request for permission for remote control",
|
||||
message: "Would you like to allow " + userInfo.displayName
|
||||
+ " to remotely control your desktop?"
|
||||
+ (userInfo.screenSharing ? ""
|
||||
: "\nNote: If you press \"Yes\" the screen sharing "
|
||||
+ "will start!"),
|
||||
detail: "userId: " + userInfo.userJID,
|
||||
cancelId: 1
|
||||
}, response => resolve(response === 0? true : false))
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Dialog factory instance.
|
||||
*/
|
||||
const dialogFactory = new DialogFactory();
|
||||
|
||||
/**
|
||||
* Handles loaded event for iframe:
|
||||
* Enables screen sharing functionality to the iframe webpage.
|
||||
|
@ -78,10 +36,7 @@ function onload() {
|
|||
window: iframe.contentWindow,
|
||||
windowForEventListening: window
|
||||
});
|
||||
remoteControl.init(
|
||||
channel,
|
||||
dialogFactory,
|
||||
config.handleRemoteControlAuthorization);
|
||||
remoteControl = new RemoteControl(channel);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
Loading…
Reference in a new issue