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gecko/browser/metro/base/content/browser-ui.js

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// -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; js2-basic-offset: 2; js2-skip-preprocessor-directives: t; -*-
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
Cu.import("resource://gre/modules/PageThumbs.jsm");
Cu.import("resource://gre/modules/devtools/dbg-server.jsm")
/**
* Constants
*/
// Devtools Messages
const debugServerStateChanged = "devtools.debugger.remote-enabled";
const debugServerPortChanged = "devtools.debugger.remote-port";
// delay when showing the tab bar briefly after a new (empty) tab opens
const kNewTabAnimationDelayMsec = 1000;
// delay when showing the tab bar after opening a link on a new tab
const kOpenInNewTabAnimationDelayMsec = 3000;
// delay before closing tab bar after selecting another tab
const kSelectTabAnimationDelayMsec = 500;
/**
* Cache of commonly used elements.
*/
let Elements = {};
[
["contentShowing", "bcast_contentShowing"],
["urlbarState", "bcast_urlbarState"],
["windowState", "bcast_windowState"],
["mainKeyset", "mainKeyset"],
["stack", "stack"],
["tabList", "tabs"],
["tabs", "tabs-container"],
["controls", "browser-controls"],
["panelUI", "panel-container"],
["tray", "tray"],
["toolbar", "toolbar"],
["browsers", "browsers"],
["navbar", "navbar"],
["autocomplete", "urlbar-autocomplete"],
["contextappbar", "contextappbar"],
["findbar", "findbar"],
["contentViewport", "content-viewport"],
["progress", "progress-control"],
["progressContainer", "progress-container"],
].forEach(function (aElementGlobal) {
let [name, id] = aElementGlobal;
XPCOMUtils.defineLazyGetter(Elements, name, function() {
return document.getElementById(id);
});
});
/**
* Cache of commonly used string bundles.
*/
var Strings = {};
[
["browser", "chrome://browser/locale/browser.properties"],
["brand", "chrome://branding/locale/brand.properties"]
].forEach(function (aStringBundle) {
let [name, bundle] = aStringBundle;
XPCOMUtils.defineLazyGetter(Strings, name, function() {
return Services.strings.createBundle(bundle);
});
});
var BrowserUI = {
get _edit() { return document.getElementById("urlbar-edit"); },
get _back() { return document.getElementById("cmd_back"); },
get _forward() { return document.getElementById("cmd_forward"); },
lastKnownGoodURL: "", // used when the user wants to escape unfinished url entry
ready: false, // used for tests to determine when delayed initialization is done
init: function() {
// start the debugger now so we can use it on the startup code as well
if (Services.prefs.getBoolPref(debugServerStateChanged)) {
this.runDebugServer();
}
Services.prefs.addObserver(debugServerStateChanged, this, false);
Services.prefs.addObserver(debugServerPortChanged, this, false);
// listen content messages
messageManager.addMessageListener("DOMTitleChanged", this);
messageManager.addMessageListener("DOMWillOpenModalDialog", this);
messageManager.addMessageListener("DOMWindowClose", this);
messageManager.addMessageListener("Browser:OpenURI", this);
messageManager.addMessageListener("Browser:SaveAs:Return", this);
messageManager.addMessageListener("Content:StateChange", this);
// listening escape to dismiss dialog on VK_ESCAPE
window.addEventListener("keypress", this, true);
window.addEventListener("MozPrecisePointer", this, true);
window.addEventListener("MozImprecisePointer", this, true);
Services.prefs.addObserver("browser.cache.disk_cache_ssl", this, false);
Services.obs.addObserver(this, "metro_viewstate_changed", false);
// Init core UI modules
ContextUI.init();
PanelUI.init();
FlyoutPanelsUI.init();
PageThumbs.init();
SettingsCharm.init();
NavButtonSlider.init();
// show the right toolbars, awesomescreen, etc for the os viewstate
BrowserUI._adjustDOMforViewState();
// We can delay some initialization until after startup. We wait until
// the first page is shown, then dispatch a UIReadyDelayed event.
messageManager.addMessageListener("pageshow", function onPageShow() {
if (getBrowser().currentURI.spec == "about:blank")
return;
messageManager.removeMessageListener("pageshow", onPageShow);
setTimeout(function() {
let event = document.createEvent("Events");
event.initEvent("UIReadyDelayed", true, false);
window.dispatchEvent(event);
BrowserUI.ready = true;
}, 0);
});
// Only load IndexedDB.js when we actually need it. A general fix will happen in bug 647079.
messageManager.addMessageListener("IndexedDB:Prompt", function(aMessage) {
return IndexedDB.receiveMessage(aMessage);
});
// Delay the panel UI and Sync initialization
window.addEventListener("UIReadyDelayed", function delayedInit(aEvent) {
Util.dumpLn("* delay load started...");
window.removeEventListener("UIReadyDelayed", delayedInit, false);
// Login Manager and Form History initialization
Cc["@mozilla.org/login-manager;1"].getService(Ci.nsILoginManager);
Cc["@mozilla.org/satchel/form-history;1"].getService(Ci.nsIFormHistory2);
messageManager.addMessageListener("Browser:MozApplicationManifest", OfflineApps);
try {
Downloads.init();
DialogUI.init();
FormHelperUI.init();
FindHelperUI.init();
PdfJs.init();
} catch(ex) {
Util.dumpLn("Exception in delay load module:", ex.message);
}
BrowserUI._pullDesktopControlledPrefs();
// check for left over crash reports and submit them if found.
BrowserUI.startupCrashCheck();
Util.dumpLn("* delay load complete.");
}, false);
#ifndef MOZ_OFFICIAL_BRANDING
setTimeout(function() {
let startup = Cc["@mozilla.org/toolkit/app-startup;1"].getService(Ci.nsIAppStartup).getStartupInfo();
for (let name in startup) {
if (name != "process")
Services.console.logStringMessage("[timing] " + name + ": " + (startup[name] - startup.process) + "ms");
}
}, 3000);
#endif
},
uninit: function() {
messageManager.removeMessageListener("Browser:MozApplicationManifest", OfflineApps);
PanelUI.uninit();
Downloads.uninit();
SettingsCharm.uninit();
messageManager.removeMessageListener("Content:StateChange", this);
PageThumbs.uninit();
this.stopDebugServer();
},
/************************************
* Devtools Debugger
*/
runDebugServer: function runDebugServer(aPort) {
let port = aPort || Services.prefs.getIntPref(debugServerPortChanged);
if (!DebuggerServer.initialized) {
DebuggerServer.init();
DebuggerServer.addBrowserActors();
DebuggerServer.addActors('chrome://browser/content/dbg-metro-actors.js');
}
DebuggerServer.openListener(port);
},
stopDebugServer: function stopDebugServer() {
if (DebuggerServer.initialized) {
DebuggerServer.destroy();
}
},
// If the server is not on, port changes have nothing to effect. The new value
// will be picked up if the server is started.
// To be consistent with desktop fx, if the port is changed while the server
// is running, restart server.
changeDebugPort:function changeDebugPort(aPort) {
if (DebuggerServer.initialized) {
this.stopDebugServer();
this.runDebugServer(aPort);
}
},
/*********************************
* Content visibility
*/
get isContentShowing() {
return Elements.contentShowing.getAttribute("disabled") != true;
},
showContent: function showContent(aURI) {
this.updateStartURIAttributes(aURI);
ContextUI.dismissTabs();
ContextUI.dismissContextAppbar();
FlyoutPanelsUI.hide();
PanelUI.hide();
},
/*********************************
* Crash reporting
*/
get CrashSubmit() {
delete this.CrashSubmit;
Cu.import("resource://gre/modules/CrashSubmit.jsm", this);
return this.CrashSubmit;
},
get lastCrashID() {
return Cc["@mozilla.org/xre/runtime;1"].getService(Ci.nsIXULRuntime).lastRunCrashID;
},
startupCrashCheck: function startupCrashCheck() {
#ifdef MOZ_CRASHREPORTER
if (!CrashReporter.enabled) {
return;
}
let lastCrashID = this.lastCrashID;
if (!lastCrashID || !lastCrashID.length) {
return;
}
let shouldReport = Services.prefs.getBoolPref("app.crashreporter.autosubmit");
let didPrompt = Services.prefs.getBoolPref("app.crashreporter.prompted");
if (!shouldReport && !didPrompt) {
let crashBundle = Services.strings.createBundle("chrome://browser/locale/crashprompt.properties");
let title = crashBundle.GetStringFromName("crashprompt.dialog.title");
let acceptbutton = crashBundle.GetStringFromName("crashprompt.dialog.acceptbutton");
let refusebutton = crashBundle.GetStringFromName("crashprompt.dialog.refusebutton");
let bodyText = crashBundle.GetStringFromName("crashprompt.dialog.statement1");
let buttonPressed =
Services.prompt.confirmEx(
null,
title,
bodyText,
Ci.nsIPrompt.BUTTON_POS_0 * Ci.nsIPrompt.BUTTON_TITLE_IS_STRING
+ Ci.nsIPrompt.BUTTON_POS_1 * Ci.nsIPrompt.BUTTON_TITLE_IS_STRING
+ Ci.nsIPrompt.BUTTON_POS_1_DEFAULT,
acceptbutton,
refusebutton,
null,
null,
{ value: false });
Services.prefs.setBoolPref("app.crashreporter.prompted", true);
if (buttonPressed == 0) {
Services.prefs.setBoolPref('app.crashreporter.autosubmit', true);
BrowserUI.crashReportingPrefChanged(true);
shouldReport = true;
} else {
Services.prefs.setBoolPref('app.crashreporter.autosubmit', false);
BrowserUI.crashReportingPrefChanged(false);
}
}
// We've already prompted, return if the user doesn't want to report.
if (!shouldReport) {
return;
}
Util.dumpLn("Submitting last crash id:", lastCrashID);
try {
this.CrashSubmit.submit(lastCrashID);
} catch (ex) {
Util.dumpLn(ex);
}
#endif
},
/*********************************
* Navigation
*/
// BrowserUI update bit flags
NO_STARTUI_VISIBILITY: 1, // don't change the start ui visibility
/*
* Updates the overall state of startui visibility and the toolbar, but not
* the URL bar.
*/
update: function(aFlags) {
let flags = aFlags || 0;
if (!(flags & this.NO_STARTUI_VISIBILITY)) {
let uri = this.getDisplayURI(Browser.selectedBrowser);
this.updateStartURIAttributes(uri);
}
this._updateButtons();
this._updateToolbar();
},
/* Updates the URL bar. */
updateURI: function(aOptions) {
let uri = this.getDisplayURI(Browser.selectedBrowser);
let cleanURI = Util.isURLEmpty(uri) ? "" : uri;
this._edit.value = cleanURI;
},
get isStartTabVisible() {
return this.isStartURI();
},
isStartURI: function isStartURI(aURI) {
aURI = aURI || Browser.selectedBrowser.currentURI.spec;
return aURI == kStartURI;
},
updateStartURIAttributes: function (aURI) {
aURI = aURI || Browser.selectedBrowser.currentURI.spec;
if (this.isStartURI(aURI)) {
ContextUI.displayNavbar();
Elements.windowState.setAttribute("startpage", "true");
} else if (aURI != "about:blank") { // about:blank is loaded briefly for new tabs; ignore it
Elements.windowState.removeAttribute("startpage");
}
},
getDisplayURI: function(browser) {
let uri = browser.currentURI;
let spec = uri.spec;
try {
spec = gURIFixup.createExposableURI(uri).spec;
} catch (ex) {}
try {
let charset = browser.characterSet;
let textToSubURI = Cc["@mozilla.org/intl/texttosuburi;1"].
getService(Ci.nsITextToSubURI);
spec = textToSubURI.unEscapeNonAsciiURI(charset, spec);
} catch (ex) {}
return spec;
},
goToURI: function(aURI) {
aURI = aURI || this._edit.value;
if (!aURI)
return;
this._edit.value = aURI;
// Make sure we're online before attempting to load
Util.forceOnline();
BrowserUI.showContent(aURI);
Browser.selectedBrowser.focus();
Task.spawn(function() {
let postData = {};
aURI = yield Browser.getShortcutOrURI(aURI, postData);
Browser.loadURI(aURI, { flags: Ci.nsIWebNavigation.LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP, postData: postData });
// Delay doing the fixup so the raw URI is passed to loadURIWithFlags
// and the proper third-party fixup can be done
let fixupFlags = Ci.nsIURIFixup.FIXUP_FLAG_ALLOW_KEYWORD_LOOKUP;
let uri = gURIFixup.createFixupURI(aURI, fixupFlags);
gHistSvc.markPageAsTyped(uri);
BrowserUI._titleChanged(Browser.selectedBrowser);
});
},
doOpenSearch: function doOpenSearch(aName) {
// save the current value of the urlbar
let searchValue = this._edit.value;
let engine = Services.search.getEngineByName(aName);
let submission = engine.getSubmission(searchValue, null);
this._edit.value = submission.uri.spec;
// Make sure we're online before attempting to load
Util.forceOnline();
BrowserUI.showContent();
Browser.selectedBrowser.focus();
Task.spawn(function () {
Browser.loadURI(submission.uri.spec, { postData: submission.postData });
// loadURI may open a new tab, so get the selectedBrowser afterward.
Browser.selectedBrowser.userTypedValue = submission.uri.spec;
BrowserUI._titleChanged(Browser.selectedBrowser);
});
},
onAboutPolicyClick: function() {
FlyoutPanelsUI.hide();
let linkStr = Services.urlFormatter.formatURLPref("app.privacyURL");
BrowserUI.newTab(linkStr, Browser.selectedTab, true);
},
/*********************************
* Tab management
*/
newTab: function newTab(aURI, aOwner, aPeekTabs) {
aURI = aURI || kStartURI;
if (aPeekTabs) {
ContextUI.peekTabs(kNewTabAnimationDelayMsec);
}
let tab = Browser.addTab(aURI, true, aOwner);
return tab;
},
setOnTabAnimationEnd: function setOnTabAnimationEnd(aCallback) {
Elements.tabs.addEventListener("animationend", function onAnimationEnd() {
Elements.tabs.removeEventListener("animationend", onAnimationEnd);
aCallback();
});
},
closeTab: function closeTab(aTab) {
// If no tab is passed in, assume the current tab
let tab = aTab || Browser.selectedTab;
Browser.closeTab(tab);
},
animateClosingTab: function animateClosingTab(tabToClose) {
tabToClose.chromeTab.setAttribute("closing", "true");
let wasCollapsed = !ContextUI.tabbarVisible;
if (wasCollapsed) {
ContextUI.displayTabs();
}
this.setOnTabAnimationEnd(function() {
Browser.closeTab(tabToClose, { forceClose: true } );
if (wasCollapsed)
ContextUI.dismissTabsWithDelay(kNewTabAnimationDelayMsec);
});
},
/**
* Re-open a closed tab.
* @param aIndex
* The index of the tab (via nsSessionStore.getClosedTabData)
* @returns a reference to the reopened tab.
*/
undoCloseTab: function undoCloseTab(aIndex) {
var tab = null;
aIndex = aIndex || 0;
var ss = Cc["@mozilla.org/browser/sessionstore;1"].
getService(Ci.nsISessionStore);
if (ss.getClosedTabCount(window) > (aIndex)) {
tab = ss.undoCloseTab(window, aIndex);
}
return tab;
},
// Useful for when we've received an event to close a particular DOM window.
// Since we don't have windows, we want to close the corresponding tab.
closeTabForBrowser: function closeTabForBrowser(aBrowser) {
// Find the relevant tab, and close it.
let browsers = Browser.browsers;
for (let i = 0; i < browsers.length; i++) {
if (browsers[i] == aBrowser) {
Browser.closeTab(Browser.getTabAtIndex(i));
return { preventDefault: true };
}
}
return {};
},
selectTab: function selectTab(aTab) {
Browser.selectedTab = aTab;
},
selectTabAndDismiss: function selectTabAndDismiss(aTab) {
this.selectTab(aTab);
ContextUI.dismissTabsWithDelay(kSelectTabAnimationDelayMsec);
},
selectTabAtIndex: function selectTabAtIndex(aIndex) {
// count backwards for aIndex < 0
if (aIndex < 0)
aIndex += Browser._tabs.length;
if (aIndex >= 0 && aIndex < Browser._tabs.length)
Browser.selectedTab = Browser._tabs[aIndex];
},
selectNextTab: function selectNextTab() {
if (Browser._tabs.length == 1 || !Browser.selectedTab) {
return;
}
let tabIndex = Browser._tabs.indexOf(Browser.selectedTab) + 1;
if (tabIndex >= Browser._tabs.length) {
tabIndex = 0;
}
Browser.selectedTab = Browser._tabs[tabIndex];
},
selectPreviousTab: function selectPreviousTab() {
if (Browser._tabs.length == 1 || !Browser.selectedTab) {
return;
}
let tabIndex = Browser._tabs.indexOf(Browser.selectedTab) - 1;
if (tabIndex < 0) {
tabIndex = Browser._tabs.length - 1;
}
Browser.selectedTab = Browser._tabs[tabIndex];
},
// Used for when we're about to open a modal dialog,
// and want to ensure the opening tab is in front.
selectTabForBrowser: function selectTabForBrowser(aBrowser) {
for (let i = 0; i < Browser.tabs.length; i++) {
if (Browser._tabs[i].browser == aBrowser) {
Browser.selectedTab = Browser.tabs[i];
break;
}
}
},
updateUIFocus: function _updateUIFocus() {
if (Elements.contentShowing.getAttribute("disabled") == "true" && Browser.selectedBrowser)
Browser.selectedBrowser.messageManager.sendAsyncMessage("Browser:Blur", { });
},
blurFocusedElement: function blurFocusedElement() {
let focusedElement = document.commandDispatcher.focusedElement;
if (focusedElement)
focusedElement.blur();
},
blurNavBar: function blurNavBar() {
if (this._edit.focused) {
this._edit.blur();
return true;
}
return false;
},
observe: function BrowserUI_observe(aSubject, aTopic, aData) {
switch (aTopic) {
case "nsPref:changed":
switch (aData) {
case "browser.cache.disk_cache_ssl":
this._sslDiskCacheEnabled = Services.prefs.getBoolPref(aData);
break;
case debugServerStateChanged:
if (Services.prefs.getBoolPref(aData)) {
this.runDebugServer();
} else {
this.stopDebugServer();
}
break;
case debugServerPortChanged:
this.changeDebugPort(Services.prefs.getIntPref(aData));
break;
}
break;
case "metro_viewstate_changed":
this._adjustDOMforViewState();
if (aData == "snapped") {
FlyoutPanelsUI.hide();
Elements.autocomplete.setAttribute("orient", "vertical");
}
else {
Elements.autocomplete.setAttribute("orient", "horizontal");
}
break;
}
},
/*********************************
* Internal utils
*/
/**
* Some prefs that have consequences in both Metro and Desktop such as
* app-update prefs, are automatically pulled from Desktop here.
*/
_pullDesktopControlledPrefs: function() {
function pullDesktopControlledPrefType(prefType, prefFunc) {
try {
registry.create(Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
"Software\\Mozilla\\Firefox\\Metro\\Prefs\\" + prefType,
Ci.nsIWindowsRegKey.ACCESS_ALL);
for (let i = 0; i < registry.valueCount; i++) {
let prefName = registry.getValueName(i);
let prefValue = registry.readStringValue(prefName);
if (prefType == Ci.nsIPrefBranch.PREF_BOOL) {
prefValue = prefValue == "true";
}
Services.prefs[prefFunc](prefName, prefValue);
}
} catch (ex) {
Util.dumpLn("Could not pull for prefType " + prefType + ": " + ex);
} finally {
registry.close();
}
}
let registry = Cc["@mozilla.org/windows-registry-key;1"].
createInstance(Ci.nsIWindowsRegKey);
pullDesktopControlledPrefType(Ci.nsIPrefBranch.PREF_INT, "setIntPref");
pullDesktopControlledPrefType(Ci.nsIPrefBranch.PREF_BOOL, "setBoolPref");
pullDesktopControlledPrefType(Ci.nsIPrefBranch.PREF_STRING, "setCharPref");
},
_adjustDOMforViewState: function() {
if (MetroUtils.immersive) {
let currViewState = "";
switch (MetroUtils.snappedState) {
case Ci.nsIWinMetroUtils.fullScreenLandscape:
currViewState = "landscape";
break;
case Ci.nsIWinMetroUtils.fullScreenPortrait:
currViewState = "portrait";
break;
case Ci.nsIWinMetroUtils.filled:
currViewState = "filled";
break;
case Ci.nsIWinMetroUtils.snapped:
currViewState = "snapped";
break;
}
Elements.windowState.setAttribute("viewstate", currViewState);
}
},
_titleChanged: function(aBrowser) {
let url = this.getDisplayURI(aBrowser);
let tabCaption;
if (aBrowser.contentTitle) {
tabCaption = aBrowser.contentTitle;
} else if (!Util.isURLEmpty(aBrowser.userTypedValue)) {
tabCaption = aBrowser.userTypedValue;
} else if (!Util.isURLEmpty(url)) {
tabCaption = url;
} else {
tabCaption = Util.getEmptyURLTabTitle();
}
let tab = Browser.getTabForBrowser(aBrowser);
if (tab)
tab.chromeTab.updateTitle(tabCaption);
},
_updateButtons: function _updateButtons() {
let browser = Browser.selectedBrowser;
if (!browser) {
return;
}
if (browser.canGoBack) {
this._back.removeAttribute("disabled");
} else {
this._back.setAttribute("disabled", true);
}
if (browser.canGoForward) {
this._forward.removeAttribute("disabled");
} else {
this._forward.setAttribute("disabled", true);
}
},
_updateToolbar: function _updateToolbar() {
let mode = Elements.urlbarState.getAttribute("mode");
let isLoading = Browser.selectedTab.isLoading();
if (isLoading && mode != "loading")
Elements.urlbarState.setAttribute("mode", "loading");
else if (!isLoading && mode != "edit")
Elements.urlbarState.setAttribute("mode", "view");
},
_closeOrQuit: function _closeOrQuit() {
// Close active dialog, if we have one. If not then close the application.
if (!BrowserUI.isContentShowing()) {
BrowserUI.showContent();
} else {
// Check to see if we should really close the window
if (Browser.closing()) {
window.close();
let appStartup = Cc["@mozilla.org/toolkit/app-startup;1"].getService(Ci.nsIAppStartup);
appStartup.quit(Ci.nsIAppStartup.eForceQuit);
}
}
},
_onPreciseInput: function _onPreciseInput() {
document.getElementById("bcast_preciseInput").setAttribute("input", "precise");
let uri = Util.makeURI("chrome://browser/content/cursor.css");
if (StyleSheetSvc.sheetRegistered(uri, Ci.nsIStyleSheetService.AGENT_SHEET)) {
StyleSheetSvc.unregisterSheet(uri,
Ci.nsIStyleSheetService.AGENT_SHEET);
}
},
_onImpreciseInput: function _onImpreciseInput() {
document.getElementById("bcast_preciseInput").setAttribute("input", "imprecise");
let uri = Util.makeURI("chrome://browser/content/cursor.css");
if (!StyleSheetSvc.sheetRegistered(uri, Ci.nsIStyleSheetService.AGENT_SHEET)) {
StyleSheetSvc.loadAndRegisterSheet(uri,
Ci.nsIStyleSheetService.AGENT_SHEET);
}
},
/*********************************
* Event handling
*/
handleEvent: function handleEvent(aEvent) {
var target = aEvent.target;
switch (aEvent.type) {
// Window events
case "keypress":
if (aEvent.keyCode == aEvent.DOM_VK_ESCAPE)
this.handleEscape(aEvent);
break;
case "MozPrecisePointer":
this._onPreciseInput();
break;
case "MozImprecisePointer":
this._onImpreciseInput();
break;
}
},
// Checks if various different parts of the UI is visible and closes
// them one at a time.
handleEscape: function (aEvent) {
aEvent.stopPropagation();
aEvent.preventDefault();
if (this._edit.popupOpen) {
this._edit.endEditing(true);
return;
}
// Check open popups
if (DialogUI._popup) {
DialogUI._hidePopup();
return;
}
// Check open panel
if (PanelUI.isVisible) {
PanelUI.hide();
return;
}
// Check content helper
if (FindHelperUI.isActive) {
FindHelperUI.hide();
return;
}
if (Browser.selectedTab.isLoading()) {
Browser.selectedBrowser.stop();
return;
}
if (ContextUI.dismiss()) {
return;
}
},
handleBackspace: function handleBackspace() {
switch (Services.prefs.getIntPref("browser.backspace_action")) {
case 0:
CommandUpdater.doCommand("cmd_back");
break;
case 1:
CommandUpdater.doCommand("cmd_scrollPageUp");
break;
}
},
handleShiftBackspace: function handleShiftBackspace() {
switch (Services.prefs.getIntPref("browser.backspace_action")) {
case 0:
CommandUpdater.doCommand("cmd_forward");
break;
case 1:
CommandUpdater.doCommand("cmd_scrollPageDown");
break;
}
},
openFile: function() {
try {
const nsIFilePicker = Ci.nsIFilePicker;
let fp = Cc["@mozilla.org/filepicker;1"].createInstance(nsIFilePicker);
let self = this;
let fpCallback = function fpCallback_done(aResult) {
if (aResult == nsIFilePicker.returnOK) {
self.goToURI(fp.fileURL.spec);
}
};
let windowTitle = Strings.browser.GetStringFromName("browserForOpenLocation");
fp.init(window, windowTitle, nsIFilePicker.modeOpen);
fp.appendFilters(nsIFilePicker.filterAll | nsIFilePicker.filterText |
nsIFilePicker.filterImages | nsIFilePicker.filterXML |
nsIFilePicker.filterHTML);
fp.open(fpCallback);
} catch (ex) {
dump ('BrowserUI openFile exception: ' + ex + '\n');
}
},
savePage: function() {
Browser.savePage();
},
receiveMessage: function receiveMessage(aMessage) {
let browser = aMessage.target;
let json = aMessage.json;
switch (aMessage.name) {
case "DOMTitleChanged":
this._titleChanged(browser);
break;
case "DOMWillOpenModalDialog":
this.selectTabForBrowser(browser);
break;
case "DOMWindowClose":
return this.closeTabForBrowser(browser);
break;
// XXX this and content's sender are a little warped
case "Browser:OpenURI":
let referrerURI = null;
if (json.referrer)
referrerURI = Services.io.newURI(json.referrer, null, null);
this.goToURI(json.uri);
break;
case "Content:StateChange":
let currBrowser = Browser.selectedBrowser;
if (this.shouldCaptureThumbnails(currBrowser)) {
PageThumbs.captureAndStore(currBrowser);
let currPage = currBrowser.currentURI.spec;
Services.obs.notifyObservers(null, "Metro:RefreshTopsiteThumbnail", currPage);
}
break;
}
return {};
},
// Private Browsing is not supported on metro at this time, when it is added
// this function must be updated to skip capturing those pages
shouldCaptureThumbnails: function shouldCaptureThumbnails(aBrowser) {
// Capture only if it's the currently selected tab.
if (aBrowser != Browser.selectedBrowser) {
return false;
}
// FIXME Bug 720575 - Don't capture thumbnails for SVG or XML documents as
// that currently regresses Talos SVG tests.
let doc = aBrowser.contentDocument;
if (doc instanceof SVGDocument || doc instanceof XMLDocument) {
return false;
}
// Don't capture pages in snapped mode, this produces 2/3 black
// thumbs or stretched out ones
// Ci.nsIWinMetroUtils.snapped is inaccessible on
// desktop/nonwindows systems
if(Elements.windowState.getAttribute("viewstate") == "snapped") {
return false;
}
// There's no point in taking screenshot of loading pages.
if (aBrowser.docShell.busyFlags != Ci.nsIDocShell.BUSY_FLAGS_NONE) {
return false;
}
// Don't take screenshots of about: pages.
if (aBrowser.currentURI.schemeIs("about")) {
return false;
}
// No valid document channel. We shouldn't take a screenshot.
let channel = aBrowser.docShell.currentDocumentChannel;
if (!channel) {
return false;
}
// Don't take screenshots of internally redirecting about: pages.
// This includes error pages.
let uri = channel.originalURI;
if (uri.schemeIs("about")) {
return false;
}
// http checks
let httpChannel;
try {
httpChannel = channel.QueryInterface(Ci.nsIHttpChannel);
} catch (e) { /* Not an HTTP channel. */ }
if (httpChannel) {
// Continue only if we have a 2xx status code.
try {
if (Math.floor(httpChannel.responseStatus / 100) != 2) {
return false;
}
} catch (e) {
// Can't get response information from the httpChannel
// because mResponseHead is not available.
return false;
}
// Cache-Control: no-store.
if (httpChannel.isNoStoreResponse()) {
return false;
}
// Don't capture HTTPS pages unless the user enabled it.
if (uri.schemeIs("https") && !this.sslDiskCacheEnabled) {
return false;
}
}
return true;
},
_sslDiskCacheEnabled: null,
get sslDiskCacheEnabled() {
if (this._sslDiskCacheEnabled === null) {
this._sslDiskCacheEnabled = Services.prefs.getBoolPref("browser.cache.disk_cache_ssl");
}
return this._sslDiskCacheEnabled;
},
supportsCommand : function(cmd) {
var isSupported = false;
switch (cmd) {
case "cmd_back":
case "cmd_forward":
case "cmd_reload":
case "cmd_forceReload":
case "cmd_stop":
case "cmd_go":
case "cmd_home":
case "cmd_openLocation":
case "cmd_addBookmark":
case "cmd_bookmarks":
case "cmd_history":
case "cmd_remoteTabs":
case "cmd_quit":
case "cmd_close":
case "cmd_newTab":
case "cmd_closeTab":
case "cmd_undoCloseTab":
case "cmd_actions":
case "cmd_panel":
case "cmd_flyout_back":
case "cmd_sanitize":
case "cmd_volumeLeft":
case "cmd_volumeRight":
case "cmd_openFile":
case "cmd_savePage":
isSupported = true;
break;
default:
isSupported = false;
break;
}
return isSupported;
},
isCommandEnabled : function(cmd) {
let elem = document.getElementById(cmd);
if (elem && elem.getAttribute("disabled") == "true")
return false;
return true;
},
doCommand : function(cmd) {
if (!this.isCommandEnabled(cmd))
return;
let browser = getBrowser();
switch (cmd) {
case "cmd_back":
browser.goBack();
break;
case "cmd_forward":
browser.goForward();
break;
case "cmd_reload":
browser.reload();
break;
case "cmd_forceReload":
{
// Simulate a new page
browser.lastLocation = null;
const reloadFlags = Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_PROXY |
Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_CACHE;
browser.reloadWithFlags(reloadFlags);
break;
}
case "cmd_stop":
browser.stop();
break;
case "cmd_go":
this.goToURI();
break;
case "cmd_home":
this.goToURI(Browser.getHomePage());
break;
case "cmd_openLocation":
ContextUI.displayNavbar();
this._edit.beginEditing(true);
this._edit.select();
break;
case "cmd_addBookmark":
ContextUI.displayNavbar();
Appbar.onStarButton(true);
break;
case "cmd_bookmarks":
PanelUI.show("bookmarks-container");
break;
case "cmd_history":
PanelUI.show("history-container");
break;
case "cmd_remoteTabs":
#ifdef MOZ_SERVICES_SYNC
if (Weave.Status.checkSetup() == Weave.CLIENT_NOT_CONFIGURED) {
FlyoutPanelsUI.show('SyncFlyoutPanel');
} else {
PanelUI.show("remotetabs-container");
}
#endif
break;
case "cmd_quit":
// Only close one window
this._closeOrQuit();
break;
case "cmd_close":
this._closeOrQuit();
break;
case "cmd_newTab":
this.newTab(null, null, true);
this._edit.beginEditing(false);
break;
case "cmd_closeTab":
this.closeTab();
break;
case "cmd_undoCloseTab":
this.undoCloseTab();
break;
case "cmd_sanitize":
SanitizeUI.onSanitize();
break;
case "cmd_flyout_back":
FlyoutPanelsUI.onBackButton();
break;
case "cmd_panel":
PanelUI.toggle();
break;
case "cmd_volumeLeft":
// Zoom in (portrait) or out (landscape)
Browser.zoom(Util.isPortrait() ? -1 : 1);
break;
case "cmd_volumeRight":
// Zoom out (portrait) or in (landscape)
Browser.zoom(Util.isPortrait() ? 1 : -1);
break;
case "cmd_openFile":
this.openFile();
break;
case "cmd_savePage":
this.savePage();
break;
}
},
crashReportingPrefChanged: function crashReportingPrefChanged(aState) {
CrashReporter.submitReports = aState;
}
};
var PanelUI = {
get _panels() { return document.getElementById("panel-items"); },
get isVisible() {
return !Elements.panelUI.hidden;
},
views: {
"console-container": "ConsolePanelView",
},
init: function() {
// Perform core init soon
setTimeout(function () {
for each (let viewName in this.views) {
let view = window[viewName];
if (view.init)
view.init();
}
}.bind(this), 0);
// Lazily run other initialization tasks when the views are shown
this._panels.addEventListener("ToolPanelShown", function(aEvent) {
let viewName = this.views[this._panels.selectedPanel.id];
let view = window[viewName];
if (view.show)
view.show();
}.bind(this), true);
},
uninit: function() {
for each (let viewName in this.views) {
let view = window[viewName];
if (view.uninit)
view.uninit();
}
},
switchPane: function switchPane(aPanelId) {
BrowserUI.blurFocusedElement();
let panel = aPanelId ? document.getElementById(aPanelId) : this._panels.selectedPanel;
let oldPanel = this._panels.selectedPanel;
if (oldPanel != panel) {
this._panels.selectedPanel = panel;
this._fire("ToolPanelHidden", oldPanel);
}
this._fire("ToolPanelShown", panel);
},
isPaneVisible: function isPaneVisible(aPanelId) {
return this.isVisible && this._panels.selectedPanel.id == aPanelId;
},
show: function show(aPanelId) {
Elements.panelUI.hidden = false;
Elements.contentShowing.setAttribute("disabled", "true");
this.switchPane(aPanelId);
},
hide: function hide() {
if (!this.isVisible)
return;
Elements.panelUI.hidden = true;
Elements.contentShowing.removeAttribute("disabled");
BrowserUI.blurFocusedElement();
this._fire("ToolPanelHidden", this._panels);
},
toggle: function toggle() {
if (this.isVisible) {
this.hide();
} else {
this.show();
}
},
_fire: function _fire(aName, anElement) {
let event = document.createEvent("Events");
event.initEvent(aName, true, true);
anElement.dispatchEvent(event);
}
};
var DialogUI = {
_popup: null,
init: function() {
window.addEventListener("mousedown", this, true);
},
/*******************************************
* Popups
*/
pushPopup: function pushPopup(aPanel, aElements, aParent) {
this._hidePopup();
this._popup = { "panel": aPanel,
"elements": (aElements instanceof Array) ? aElements : [aElements] };
this._dispatchPopupChanged(true, aPanel);
},
popPopup: function popPopup(aPanel) {
if (!this._popup || aPanel != this._popup.panel)
return;
this._popup = null;
this._dispatchPopupChanged(false, aPanel);
},
_hidePopup: function _hidePopup() {
if (!this._popup)
return;
let panel = this._popup.panel;
if (panel.hide)
panel.hide();
},
/*******************************************
* Events
*/
handleEvent: function (aEvent) {
switch (aEvent.type) {
case "mousedown":
if (!this._isEventInsidePopup(aEvent))
this._hidePopup();
break;
default:
break;
}
},
_dispatchPopupChanged: function _dispatchPopupChanged(aVisible, aElement) {
let event = document.createEvent("UIEvents");
event.initUIEvent("PopupChanged", true, true, window, aVisible);
aElement.dispatchEvent(event);
},
_isEventInsidePopup: function _isEventInsidePopup(aEvent) {
if (!this._popup)
return false;
let elements = this._popup.elements;
let targetNode = aEvent.target;
while (targetNode && elements.indexOf(targetNode) == -1) {
if (targetNode instanceof Element && targetNode.hasAttribute("for"))
targetNode = document.getElementById(targetNode.getAttribute("for"));
else
targetNode = targetNode.parentNode;
}
return targetNode ? true : false;
}
};
/**
* Manage the contents of the Windows 8 "Settings" charm.
*/
var SettingsCharm = {
_entries: new Map(),
_nextId: 0,
/**
* Add a new item to the "Settings" menu in the Windows 8 charms.
* @param aEntry Object with a "label" property (string that will appear in the UI)
* and an "onselected" property (function to be called when the user chooses this entry)
*/
addEntry: function addEntry(aEntry) {
try {
let id = MetroUtils.addSettingsPanelEntry(aEntry.label);
this._entries.set(id, aEntry);
} catch (e) {
// addSettingsPanelEntry does not work on non-Metro platforms
Cu.reportError(e);
}
},
init: function SettingsCharm_init() {
Services.obs.addObserver(this, "metro-settings-entry-selected", false);
// Options
this.addEntry({
label: Strings.browser.GetStringFromName("optionsCharm"),
onselected: function() FlyoutPanelsUI.show('PrefsFlyoutPanel')
});
// Sync
this.addEntry({
label: Strings.browser.GetStringFromName("syncCharm"),
onselected: function() FlyoutPanelsUI.show('SyncFlyoutPanel')
});
// About
this.addEntry({
label: Strings.browser.GetStringFromName("aboutCharm1"),
onselected: function() FlyoutPanelsUI.show('AboutFlyoutPanel')
});
// Help
this.addEntry({
label: Strings.browser.GetStringFromName("helpOnlineCharm"),
onselected: function() {
let url = Services.urlFormatter.formatURLPref("app.support.baseURL");
BrowserUI.newTab(url, Browser.selectedTab, true);
}
});
},
observe: function SettingsCharm_observe(aSubject, aTopic, aData) {
if (aTopic == "metro-settings-entry-selected") {
let entry = this._entries.get(parseInt(aData, 10));
if (entry)
entry.onselected();
}
},
uninit: function SettingsCharm_uninit() {
Services.obs.removeObserver(this, "metro-settings-entry-selected");
}
};
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