Prevent Ctrl+S from saving useless content. Add support for custom shortcuts in CkEditor

www/common/sframe-common.js

@@ -424,6 +424,24 @@ define([
         logoutHandlers.push(h);
     };
 
+    var shortcuts = [];
+    funcs.addShortcuts = function (w) {
+        w = w || window;
+        if (shortcuts.indexOf(w) !== -1) { return; }
+        shortcuts.push(w);
+        $(w).keydown(function (e) {
+            // Ctrl || Meta (mac)
+            if (e.ctrlKey || (navigator.platform === "MacIntel" && e.metaKey)) {
+                // Ctrl+E: New pad modal
+                if (e.which === 69) {
+                    e.preventDefault();
+                    return void funcs.createNewPadModal();
+                }
+                // Ctrl+S: prevent default (save)
+                if (e.which === 83) { return void e.preventDefault(); }
+            }
+        });
+    };
 
     Object.freeze(funcs);
     return { create: function (cb) {
@@ -500,6 +518,8 @@ define([
             });
 
             ctx.metadataMgr.onReady(waitFor());
+
+            funcs.addShortcuts();
         }).nThen(function () {
             try {
                 var feedback = ctx.metadataMgr.getPrivateData().feedbackAllowed;

www/common/toolbar3.js

@@ -863,6 +863,7 @@ Messenger, MessengerUI, Messages) {
         });
         $(window).keydown(function (e) {
             if (e.which === 69 && (e.ctrlKey || (navigator.platform === "MacIntel" && e.metaKey))) {
+                e.preventDefault();
                 Common.createNewPadModal();
             }
         });

www/pad/inner.js

@@ -428,6 +428,8 @@ define([
 
         var ifrWindow = $html.find('iframe')[0].contentWindow;
 
+        framework._.sfCommon.addShortcuts(ifrWindow);
+
         var documentBody = ifrWindow.document.body;
 
         var observer = new MutationObserver(function (muts) {