michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: const Cc = Components.classes;
michael@0: const Ci = Components.interfaces;
michael@0: const Cu = Components.utils;
michael@0: 
michael@0: Cu.import("resource://webapprt/modules/WebappRT.jsm");
michael@0: Cu.import("resource://gre/modules/Services.jsm");
michael@0: Cu.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0: 
michael@0: XPCOMUtils.defineLazyGetter(this, "gAppBrowser",
michael@0:                             function() document.getElementById("content"));
michael@0: 
michael@0: #ifdef MOZ_CRASHREPORTER
michael@0: XPCOMUtils.defineLazyServiceGetter(this, "gCrashReporter",
michael@0:                                    "@mozilla.org/toolkit/crash-reporter;1",
michael@0:                                    "nsICrashReporter");
michael@0: #endif
michael@0: 
michael@0: function isSameOrigin(url) {
michael@0:   let origin = Services.io.newURI(url, null, null).prePath;
michael@0:   return (origin == WebappRT.config.app.origin);
michael@0: }
michael@0: 
michael@0: let progressListener = {
michael@0:   QueryInterface: XPCOMUtils.generateQI([Ci.nsIWebProgressListener,
michael@0:                                          Ci.nsISupportsWeakReference]),
michael@0:   onLocationChange: function onLocationChange(progress, request, location,
michael@0:                                               flags) {
michael@0: 
michael@0:     // Close tooltip (code adapted from /browser/base/content/browser.js)
michael@0:     let pageTooltip = document.getElementById("contentAreaTooltip");
michael@0:     let tooltipNode = pageTooltip.triggerNode;
michael@0:     if (tooltipNode) {
michael@0:       // Optimise for the common case
michael@0:       if (progress.isTopLevel) {
michael@0:         pageTooltip.hidePopup();
michael@0:       }
michael@0:       else {
michael@0:         for (let tooltipWindow = tooltipNode.ownerDocument.defaultView;
michael@0:              tooltipWindow != tooltipWindow.parent;
michael@0:              tooltipWindow = tooltipWindow.parent) {
michael@0:           if (tooltipWindow == progress.DOMWindow) {
michael@0:             pageTooltip.hidePopup();
michael@0:             break;
michael@0:           }
michael@0:         }
michael@0:       }
michael@0:     }
michael@0: 
michael@0:     // Set the title of the window to the name of the webapp, adding the origin
michael@0:     // of the page being loaded if it's from a different origin than the app
michael@0:     // (per security bug 741955, which specifies that other-origin pages loaded
michael@0:     // in runtime windows must be identified in chrome).
michael@0:     let title = WebappRT.config.app.manifest.name;
michael@0:     if (!isSameOrigin(location.spec)) {
michael@0:       title = location.prePath + " - " + title;
michael@0:     }
michael@0:     document.documentElement.setAttribute("title", title);
michael@0:   },
michael@0: 
michael@0:   onStateChange: function onStateChange(aProgress, aRequest, aFlags, aStatus) {
michael@0:     if (aRequest instanceof Ci.nsIChannel &&
michael@0:         aFlags & Ci.nsIWebProgressListener.STATE_START &&
michael@0:         aFlags & Ci.nsIWebProgressListener.STATE_IS_DOCUMENT) {
michael@0:       updateCrashReportURL(aRequest.URI);
michael@0:     }
michael@0:   }
michael@0: };
michael@0: 
michael@0: function onOpenWindow(event) {
michael@0:   let name = event.detail.name;
michael@0: 
michael@0:   if (name == "_blank") {
michael@0:     let uri = Services.io.newURI(event.detail.url, null, null);
michael@0: 
michael@0:     // Direct the URL to the browser.
michael@0:     Cc["@mozilla.org/uriloader/external-protocol-service;1"].
michael@0:     getService(Ci.nsIExternalProtocolService).
michael@0:     getProtocolHandlerInfo(uri.scheme).
michael@0:     launchWithURI(uri);
michael@0:   } else {
michael@0:     let win = window.openDialog("chrome://webapprt/content/webapp.xul",
michael@0:                                 name,
michael@0:                                 "chrome,dialog=no,resizable," + event.detail.features);
michael@0: 
michael@0:     win.addEventListener("load", function onLoad() {
michael@0:       win.removeEventListener("load", onLoad, false);
michael@0: 
michael@0: #ifndef XP_WIN
michael@0: #ifndef XP_MACOSX
michael@0:       if (isSameOrigin(event.detail.url)) {
michael@0:         // On non-Windows platforms, we open new windows in fullscreen mode
michael@0:         // if the opener window is in fullscreen mode, so we hide the menubar;
michael@0:         // but on Mac we don't need to hide the menubar.
michael@0:         if (document.mozFullScreenElement) {
michael@0:           win.document.getElementById("main-menubar").style.display = "none";
michael@0:         }
michael@0:       }
michael@0: #endif
michael@0: #endif
michael@0: 
michael@0:       win.document.getElementById("content").docShell.setIsApp(WebappRT.appID);
michael@0:       win.document.getElementById("content").setAttribute("src", event.detail.url);
michael@0:     }, false);
michael@0:   }
michael@0: }
michael@0: 
michael@0: function onLoad() {
michael@0:   window.removeEventListener("load", onLoad, false);
michael@0: 
michael@0:   gAppBrowser.addProgressListener(progressListener,
michael@0:                                   Ci.nsIWebProgress.NOTIFY_LOCATION |
michael@0:                                   Ci.nsIWebProgress.NOTIFY_STATE_DOCUMENT);
michael@0: 
michael@0:   updateMenuItems();
michael@0: 
michael@0:   gAppBrowser.addEventListener("mozbrowseropenwindow", onOpenWindow);
michael@0: }
michael@0: window.addEventListener("load", onLoad, false);
michael@0: 
michael@0: function onUnload() {
michael@0:   gAppBrowser.removeProgressListener(progressListener);
michael@0:   gAppBrowser.removeEventListener("mozbrowseropenwindow", onOpenWindow);
michael@0: }
michael@0: window.addEventListener("unload", onUnload, false);
michael@0: 
michael@0: // Fullscreen handling.
michael@0: 
michael@0: #ifndef XP_MACOSX
michael@0: document.addEventListener('mozfullscreenchange', function() {
michael@0:   if (document.mozFullScreenElement) {
michael@0:     document.getElementById("main-menubar").style.display = "none";
michael@0:   } else {
michael@0:     document.getElementById("main-menubar").style.display = "";
michael@0:   }
michael@0: }, false);
michael@0: #endif
michael@0: 
michael@0: // On Mac, we dynamically create the label for the Quit menuitem, using
michael@0: // a string property to inject the name of the webapp into it.
michael@0: function updateMenuItems() {
michael@0: #ifdef XP_MACOSX
michael@0:   let installRecord = WebappRT.config.app;
michael@0:   let manifest = WebappRT.config.app.manifest;
michael@0:   let bundle =
michael@0:     Services.strings.createBundle("chrome://webapprt/locale/webapp.properties");
michael@0:   let quitLabel = bundle.formatStringFromName("quitApplicationCmdMac.label",
michael@0:                                               [manifest.name], 1);
michael@0:   let hideLabel = bundle.formatStringFromName("hideApplicationCmdMac.label",
michael@0:                                               [manifest.name], 1);
michael@0:   document.getElementById("menu_FileQuitItem").setAttribute("label", quitLabel);
michael@0:   document.getElementById("menu_mac_hide_app").setAttribute("label", hideLabel);
michael@0: #endif
michael@0: }
michael@0: 
michael@0: #ifndef XP_MACOSX
michael@0: let gEditUIVisible = true;
michael@0: #endif
michael@0: 
michael@0: function updateEditUIVisibility() {
michael@0: #ifndef XP_MACOSX
michael@0:   let editMenuPopupState = document.getElementById("menu_EditPopup").state;
michael@0:   let contextMenuPopupState = document.getElementById("contentAreaContextMenu").state;
michael@0: 
michael@0:   // The UI is visible if the Edit menu is opening or open, if the context menu
michael@0:   // is open, or if the toolbar has been customized to include the Cut, Copy,
michael@0:   // or Paste toolbar buttons.
michael@0:   gEditUIVisible = editMenuPopupState == "showing" ||
michael@0:                    editMenuPopupState == "open" ||
michael@0:                    contextMenuPopupState == "showing" ||
michael@0:                    contextMenuPopupState == "open";
michael@0: 
michael@0:   // If UI is visible, update the edit commands' enabled state to reflect
michael@0:   // whether or not they are actually enabled for the current focus/selection.
michael@0:   if (gEditUIVisible) {
michael@0:     goUpdateGlobalEditMenuItems();
michael@0:   }
michael@0: 
michael@0:   // Otherwise, enable all commands, so that keyboard shortcuts still work,
michael@0:   // then lazily determine their actual enabled state when the user presses
michael@0:   // a keyboard shortcut.
michael@0:   else {
michael@0:     goSetCommandEnabled("cmd_undo", true);
michael@0:     goSetCommandEnabled("cmd_redo", true);
michael@0:     goSetCommandEnabled("cmd_cut", true);
michael@0:     goSetCommandEnabled("cmd_copy", true);
michael@0:     goSetCommandEnabled("cmd_paste", true);
michael@0:     goSetCommandEnabled("cmd_selectAll", true);
michael@0:     goSetCommandEnabled("cmd_delete", true);
michael@0:     goSetCommandEnabled("cmd_switchTextDirection", true);
michael@0:   }
michael@0: #endif
michael@0: }
michael@0: 
michael@0: function updateCrashReportURL(aURI) {
michael@0: #ifdef MOZ_CRASHREPORTER
michael@0:   if (!gCrashReporter.enabled)
michael@0:     return;
michael@0: 
michael@0:   let uri = aURI.clone();
michael@0:   // uri.userPass throws on protocols without the concept of authentication,
michael@0:   // like about:, which tests can load, so we catch and ignore an exception.
michael@0:   try {
michael@0:     if (uri.userPass != "") {
michael@0:       uri.userPass = "";
michael@0:     }
michael@0:   } catch (e) {}
michael@0: 
michael@0:   gCrashReporter.annotateCrashReport("URL", uri.spec);
michael@0: #endif
michael@0: }
michael@0: 
michael@0: // Context menu handling code.
michael@0: // At the moment there isn't any built-in menu, we only support HTML5 custom
michael@0: // menus.
michael@0: 
michael@0: let gContextMenu = null;
michael@0: 
michael@0: XPCOMUtils.defineLazyGetter(this, "PageMenu", function() {
michael@0:   let tmp = {};
michael@0:   Cu.import("resource://gre/modules/PageMenu.jsm", tmp);
michael@0:   return new tmp.PageMenu();
michael@0: });
michael@0: 
michael@0: function showContextMenu(aEvent, aXULMenu) {
michael@0:   if (aEvent.target != aXULMenu) {
michael@0:     return true;
michael@0:   }
michael@0: 
michael@0:   gContextMenu = new nsContextMenu(aXULMenu);
michael@0:   if (gContextMenu.shouldDisplay) {
michael@0:     updateEditUIVisibility();
michael@0:   }
michael@0: 
michael@0:   return gContextMenu.shouldDisplay;
michael@0: }
michael@0: 
michael@0: function hideContextMenu(aEvent, aXULMenu) {
michael@0:   if (aEvent.target != aXULMenu) {
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   gContextMenu = null;
michael@0: 
michael@0:   updateEditUIVisibility();
michael@0: }
michael@0: 
michael@0: function nsContextMenu(aXULMenu) {
michael@0:   this.initMenu(aXULMenu);
michael@0: }
michael@0: 
michael@0: nsContextMenu.prototype = {
michael@0:   initMenu: function(aXULMenu) {
michael@0:     this.hasPageMenu = PageMenu.maybeBuildAndAttachMenu(document.popupNode,
michael@0:                                                         aXULMenu);
michael@0:     this.shouldDisplay = this.hasPageMenu;
michael@0:   },
michael@0: };