Added server-side remote user input lock support

meshdesktopmultiplex.js

@@ -524,6 +524,9 @@ function CreateDesktopMultiplexor(parent, domain, nodeid, func) {
             case 85: // Unicode Key Events, forward to agent
                 if (viewer.viewOnly == false) { obj.sendToAgent(data); }
                 break;
+            case 87: // Remote input lock, forward to agent
+                if (viewer.viewOnly == false) { obj.sendToAgent(data); }
+                break;
             default:
                 console.log('Un-handled viewer command: ' + command);
                 break;
@@ -672,6 +675,11 @@ function CreateDesktopMultiplexor(parent, domain, nodeid, func) {
                 // Send this to all viewers right away
                 obj.sendToAllViewers(data);
                 break;
+            case 87: // MNG_KVM_INPUT_LOCK
+                // Send this to all viewers right away
+                // This will update all views on the current state of the input lock
+                obj.sendToAllViewers(data);
+                break;
             case 88: // MNG_KVM_MOUSE_CURSOR
                 // Send this to all viewers right away
                 obj.sendToAllViewers(data);

public/scripts/agent-desktop-0.0.2.js

@@ -47,6 +47,10 @@ var CreateAgentRemoteDesktop = function (canvasid, scrolldiv) {
     obj.SwapMouse = false;
     obj.FirstDraw = false;
 
+    // Remote user mouse and keyboard lock
+    obj.onRemoteInputLockChanged = null;
+    obj.RemoteInputLock = null;
+
     obj.ScreenWidth = 960;
     obj.ScreenHeight = 701;
     obj.width = 960;
@@ -193,6 +197,7 @@ var CreateAgentRemoteDesktop = function (canvasid, scrolldiv) {
         while (obj.PendingOperations.length > 0) { obj.PendingOperations.shift(); }
         obj.SendCompressionLevel(1);
         obj.SendUnPause();
+        obj.SendRemoteInputLock(2); // Query input lock state
         // No need to event the display size change now, it will be evented on first draw.
         if (obj.onScreenSizeChange != null) { obj.onScreenSizeChange(obj, obj.ScreenWidth, obj.ScreenHeight, obj.CanvasId); }
     }
@@ -266,6 +271,13 @@ var CreateAgentRemoteDesktop = function (canvasid, scrolldiv) {
                     console.log('KVM: ' + str.substring(1));
                 }
                 break;
+            case 87: // MNG_KVM_INPUT_LOCK
+                if (cmdsize != 5) break;
+                if (obj.RemoteInputLock != (view[4] != 0)) {
+                    obj.RemoteInputLock = (view[4] != 0);
+                    if (obj.onRemoteInputLockChanged) { obj.onRemoteInputLockChanged(obj, obj.RemoteInputLock); }
+                }
+                break;
             case 88: // MNG_KVM_MOUSE_CURSOR
                 if ((cmdsize != 5) || (obj.stopInput)) break;
                 var cursorNum = view[4];
@@ -385,6 +397,9 @@ var CreateAgentRemoteDesktop = function (canvasid, scrolldiv) {
         }
     }
 
+    // Send remote input lock. 0 = Unlock, 1 = Lock, 2 = Query
+    obj.SendRemoteInputLock = function (code) { obj.send(String.fromCharCode(0x00, obj.InputType.KEYUNICODE, 0x00, 0x05, code)); }
+
     obj.SendMessage = function (msg) {
         if (obj.State == 3) obj.send(String.fromCharCode(0x00, 0x11) + obj.shortToStr(4 + msg.length) + msg); // 0x11 = 17 MNG_KVM_MESSAGE
     }

public/styles/style.css

@@ -2625,7 +2625,7 @@ a {
     -ms-grid-row: 4;
 }
 
-#DeskChatButton, #DeskNotifyButton, #DeskOpenWebButton, #DeskBackgroundButton, #DeskSaveImageButton, #DeskRecordButton, #DeskClipboardInButton, #DeskClipboardOutButton, #DeskRefreshButton, #DeskLockButton {
+#DeskChatButton, #DeskNotifyButton, #DeskOpenWebButton, #DeskBackgroundButton, #DeskSaveImageButton, #DeskRecordButton, #DeskClipboardInButton, #DeskClipboardOutButton, #DeskRefreshButton, #DeskLockButton, #DeskInputLockedButton, #DeskInputUnLockedButton {
     float: right;
     margin-top: 1px;
     margin-right: 4px;

views/default.handlebars

@@ -650,6 +650,8 @@
                             <span id=DeskClipboardInButton title="Download remote clipboard to local clipboard" style="display:none"><img id=DeskClipboardInButtonImage src='images/icon-clipboard-in.png' onclick=deskClipboardInFunction() height=16 width=16 style=padding-top:2px /></span>
                             <span id=DeskClipboardOutButton title="Upload local clipboard to remote device"><img id=DeskClipboardOutButtonImage src='images/icon-clipboard-out.png' onclick=deskClipboardOutFunction() height=16 width=16 style=padding-top:2px /></span>
                             <span id=DeskRefreshButton title="Refresh the desktop"><img id=DeskRefreshButtonImage src='images/icon-refresh.png' onclick=deskRefreshFunction() height=16 width=16 style=padding-top:2px /></span>
+                            <span id=DeskInputLockedButton title="Remote input is locked"><img id=DeskInputLockedButtonImage src='images/icon-keylock-red.png' onclick=deskInputLockFunction(0) height=16 width=16 style=padding-top:2px /></span>
+                            <span id=DeskInputUnLockedButton title="Remote input is unlocked"><img id=DeskInputUnLockedButtonImage src='images/icon-keylock.png' onclick=deskInputLockFunction(1) height=16 width=16 style=padding-top:2px /></span>
                         </div>
                         <div>
                             <select id="deskkeys" cmenu=deskKeyShortcutContextMenu></select>
@@ -3953,6 +3955,7 @@
                                 if (desktop.m.SendCompressionLevel) { desktop.m.SendCompressionLevel(1, multidesktopsettings.quality, multidesktopsettings.scaling, multidesktopsettings.framerate); }
                                 desktop.shortid = shortid;
                                 desktop.onStateChanged = onMultiDesktopStateChange;
+                                desktop.m.onRemoteInputLockChanged = null;
                                 multiDesktop[id] = desktop;
                                 desktop = desktopNode = currentNode = null;
                                 // Setup a replacement desktop
@@ -6777,6 +6780,12 @@
             meshserver.send({ action: 'msg', type: 'getclip', nodeid: currentNode._id, tag: 2 });
         }
 
+        // Called to lock or unlock remote desktop user input
+        function deskInputLockFunction(value) {
+            if (xxdialogMode || desktop == null || desktop.State != 3) return;
+            setDialogMode(2, "Remote Input Lock", 3, function() { try { desktop.m.SendRemoteInputLock(value); } catch (ex) {} }, (value == 1)?"Lock remote user's mouse and keyboard?":"Unlock remote user's mouse and keyboard?");
+        }
+
         function deskClipboardOutFunction() {
             if ((navigator.clipboard != null) && (navigator.clipboard.readText != null)) {
                 try {
@@ -7424,6 +7433,9 @@
                     desktop.onStateChanged = onDesktopStateChange;
                     desktop.onMetadataChange = function(metadata) { updateMetadata(desktop, 'deskmetadata'); }
                     if (desktop && desktop.m.mouseCursorActive) { desktop.m.mouseCursorActive(true); }
+                    QV('DeskInputLockedButton', desktop.m.RemoteInputLock === 1);
+                    QV('DeskInputUnLockedButton', desktop.m.RemoteInputLock === 0);
+                    desktop.m.onRemoteInputLockChanged = function(obj, state) { QV('DeskInputLockedButton', state === 1); QV('DeskInputUnLockedButton', state === 0); }
                     desktopNode = currentNode;
                     onDesktopStateChange(desktop, desktop.State);
                     delete multiDesktop[currentNode._id];
@@ -7501,6 +7513,8 @@
             QV('DeskClipboardOutButton', inputAllowed && (navigator.clipboard != null) && (navigator.clipboard.readText != null));
             QV('DeskClipboardInButton', inputAllowed && (navigator.clipboard != null) && (navigator.clipboard.writeText != null));
 
+            if (deskState != 3) { QV('DeskInputLockedButton', false); QV('DeskInputUnLockedButton', false); }
+
             // Display this only if we have Chat & Notify permissions
             QV('DeskSaveImageButton', (deskState == 3) && (Q('Desk')['toBlob'] != null));
             QV('DeskRecordButton', (deskState == 3) && (Q('Desk')['toBlob'] != null) && (desktop.m.StartRecording != null));
@@ -7636,6 +7650,7 @@
                     if (tsid != null) { desktop.options.tsid = tsid; }
                     if (consent != null) { desktop.options.consent = consent; }
                     desktop.onStateChanged = onDesktopStateChange;
+                    desktop.m.onRemoteInputLockChanged = function(obj, state) { QV('DeskInputLockedButton', state === 1); QV('DeskInputUnLockedButton', state === 0); }
                     desktop.onConsoleMessageChange = function () {
                         if (desktop.consoleMessage) {
                             Q('p11DeskConsoleMsg').innerHTML += formatAgentConsoleMessage(desktop.consoleMessage, desktop.consoleMessageId, desktop.consoleMessageArgs);
@@ -7745,6 +7760,8 @@
                     QV('DeskFocus', false);
                     QV('termdisplays', false);
                     QV('deskRecordIcon', false);
+                    QV('DeskInputLockedButton', false);
+                    QV('DeskInputUnLockedButton', false);
                     deskFocusBtn.value = "All Focus";
                     if (fullscreen == true) { deskToggleFull(); }
                     webRtcDesktopReset();