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gecko/browser/base/content/tabbrowser.xml
Ian Gilman 6fe43828a9 Bug 587187 - test for window.TabView rather than just TabView [r=dolske a=dolske] 
Check the global object for existence to avoid ReferenceError.

--HG--
extra : rebase_source : 71a843015f6c58795ce1eb543762df61679baf46
2010-08-13 18:37:13 -07:00

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<?xml version="1.0"?>
<!-- ***** BEGIN LICENSE BLOCK *****
- Version: MPL 1.1/GPL 2.0/LGPL 2.1
-
- The contents of this file are subject to the Mozilla Public License Version
- 1.1 (the "License"); you may not use this file except in compliance with
- the License. You may obtain a copy of the License at
- http://www.mozilla.org/MPL/
-
- Software distributed under the License is distributed on an "AS IS" basis,
- WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- for the specific language governing rights and limitations under the
- License.
-
- The Original Code is this file as it was released on March 28, 2001.
-
- The Initial Developer of the Original Code is
- David Hyatt.
- Portions created by the Initial Developer are Copyright (C) 2001
- the Initial Developer. All Rights Reserved.
-
- Contributor(s):
- David Hyatt <hyatt@netscape.com> (Original Author of <tabbrowser>)
- Mike Connor <mconnor@steelgryphon.com>
- Peter Parente <parente@cs.unc.edu>
- Giorgio Maone <g.maone@informaction.com>
- Asaf Romano <mozilla.mano@sent.com>
- Seth Spitzer <sspitzer@mozilla.org>
- Simon Bünzli <zeniko@gmail.com>
- Michael Ventnor <ventnor.bugzilla@yahoo.com.au>
- Mark Pilgrim <pilgrim@gmail.com>
- Dão Gottwald <dao@mozilla.com>
- Paul O’Shannessy <paul@oshannessy.com>
- Rob Arnold <tellrob@gmail.com>
-
- Alternatively, the contents of this file may be used under the terms of
- either the GNU General Public License Version 2 or later (the "GPL"), or
- the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- in which case the provisions of the GPL or the LGPL are applicable instead
- of those above. If you wish to allow use of your version of this file only
- under the terms of either the GPL or the LGPL, and not to allow others to
- use your version of this file under the terms of the MPL, indicate your
- decision by deleting the provisions above and replace them with the notice
- and other provisions required by the GPL or the LGPL. If you do not delete
- the provisions above, a recipient may use your version of this file under
- the terms of any one of the MPL, the GPL or the LGPL.
-
- ***** END LICENSE BLOCK ***** -->
<!DOCTYPE bindings [
<!ENTITY % tabBrowserDTD SYSTEM "chrome://browser/locale/tabbrowser.dtd" >
%tabBrowserDTD;
]>
<bindings id="tabBrowserBindings"
xmlns="http://www.mozilla.org/xbl"
xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
xmlns:xbl="http://www.mozilla.org/xbl">
<binding id="tabbrowser">
<resources>
<stylesheet src="chrome://browser/content/tabbrowser.css"/>
</resources>
<content>
<xul:stringbundle anonid="tbstringbundle" src="chrome://browser/locale/tabbrowser.properties"/>
<xul:tabbox anonid="tabbox" class="tabbrowser-tabbox"
flex="1" eventnode="document" xbl:inherits="handleCtrlPageUpDown"
onselect="if (event.target.localName == 'tabpanels') this.parentNode.updateCurrentBrowser();">
<xul:tabpanels flex="1" class="plain" selectedIndex="0" anonid="panelcontainer">
<xul:notificationbox flex="1">
<xul:browser flex="1" type="content-primary" message="true" disablehistory="true"
xbl:inherits="tooltip=contenttooltip,contextmenu=contentcontextmenu,autocompletepopup"/>
</xul:notificationbox>
</xul:tabpanels>
</xul:tabbox>
<children/>
</content>
<implementation implements="nsIDOMEventListener">
<property name="tabContextMenu" readonly="true"
onget="return this.tabContainer.contextMenu;"/>
<field name="tabContainer" readonly="true">
document.getElementById(this.getAttribute("tabcontainer"));
</field>
<field name="tabs" readonly="true">
this.tabContainer.childNodes;
</field>
<property name="visibleTabs" readonly="true"
onget="return Array.filter(this.tabs, function(tab) !tab.hidden);"/>
<field name="mURIFixup" readonly="true">
Components.classes["@mozilla.org/docshell/urifixup;1"]
.getService(Components.interfaces.nsIURIFixup);
</field>
<field name="mFaviconService" readonly="true">
Components.classes["@mozilla.org/browser/favicon-service;1"]
.getService(Components.interfaces.nsIFaviconService);
</field>
<field name="mBrowserHistory" readonly="true">
Components.classes["@mozilla.org/browser/nav-history-service;1"]
.getService(Components.interfaces.nsIBrowserHistory);
</field>
<field name="mTabBox" readonly="true">
document.getAnonymousElementByAttribute(this, "anonid", "tabbox");
</field>
<field name="mPanelContainer" readonly="true">
document.getAnonymousElementByAttribute(this, "anonid", "panelcontainer");
</field>
<field name="mStringBundle">
document.getAnonymousElementByAttribute(this, "anonid", "tbstringbundle");
</field>
<field name="mCurrentTab">
null
</field>
<field name="_lastRelatedTab">
null
</field>
<field name="mCurrentBrowser">
null
</field>
<field name="mProgressListeners">
[]
</field>
<field name="mTabsProgressListeners">
[]
</field>
<field name="mTabListeners">
new Array()
</field>
<field name="mTabFilters">
new Array()
</field>
<field name="mTabbedMode">
false
</field>
<field name="mIsBusy">
false
</field>
<field name="arrowKeysShouldWrap" readonly="true">
#ifdef XP_MACOSX
true
#else
false
#endif
</field>
<field name="mAddProgressListenerWasCalled">
false
</field>
<field name="_browsers">
null
</field>
<field name="_autoScrollPopup">
null
</field>
<field name="_previewMode">
false
</field>
<property name="_numPinnedTabs" readonly="true">
<getter><![CDATA[
for (var i = 0; i < this.tabs.length; i++) {
if (!this.tabs[i].pinned)
break;
}
return i;
]]></getter>
</property>
<method name="pinTab">
<parameter name="aTab"/>
<body><![CDATA[
if (aTab.pinned)
return;
this.moveTabTo(aTab, this._numPinnedTabs);
aTab.setAttribute("pinned", "true");
this.tabContainer._positionPinnedTabs();
]]></body>
</method>
<method name="unpinTab">
<parameter name="aTab"/>
<body><![CDATA[
if (!aTab.pinned)
return;
this.moveTabTo(aTab, this._numPinnedTabs - 1);
aTab.setAttribute("fadein", "true");
aTab.removeAttribute("pinned");
aTab.style.MozMarginStart = "";
this.tabContainer._positionPinnedTabs();
]]></body>
</method>
<method name="previewTab">
<parameter name="aTab"/>
<parameter name="aCallback"/>
<body>
<![CDATA[
let currentTab = this.selectedTab;
try {
// Suppress focus, ownership and selected tab changes
this._previewMode = true;
this.selectedTab = aTab;
aCallback();
} finally {
this.selectedTab = currentTab;
this._previewMode = false;
}
]]>
</body>
</method>
<method name="getBrowserAtIndex">
<parameter name="aIndex"/>
<body>
<![CDATA[
return this.browsers[aIndex];
]]>
</body>
</method>
<method name="getBrowserIndexForDocument">
<parameter name="aDocument"/>
<body>
<![CDATA[
var tab = this._getTabForContentWindow(aDocument.defaultView);
return tab ? tab._tPos : -1;
]]>
</body>
</method>
<method name="getBrowserForDocument">
<parameter name="aDocument"/>
<body>
<![CDATA[
var tab = this._getTabForContentWindow(aDocument.defaultView);
return tab ? tab.linkedBrowser : null;
]]>
</body>
</method>
<method name="_getTabForContentWindow">
<parameter name="aWindow"/>
<body>
<![CDATA[
for (let i = 0; i < this.browsers.length; i++) {
if (this.browsers[i].contentWindow == aWindow)
return this.tabs[i];
}
return null;
]]>
</body>
</method>
<method name="getNotificationBox">
<parameter name="aBrowser"/>
<body>
<![CDATA[
return (aBrowser || this.mCurrentBrowser).parentNode;
]]>
</body>
</method>
<method name="_callProgressListeners">
<parameter name="aBrowser"/>
<parameter name="aMethod"/>
<parameter name="aArguments"/>
<parameter name="aCallGlobalListeners"/>
<parameter name="aCallTabsListeners"/>
<body><![CDATA[
var rv = true;
if (!aBrowser)
aBrowser = this.mCurrentBrowser;
if (aCallGlobalListeners != false &&
aBrowser == this.mCurrentBrowser) {
this.mProgressListeners.forEach(function (p) {
if (aMethod in p) {
try {
if (!p[aMethod].apply(p, aArguments))
rv = false;
} catch (e) {
// don't inhibit other listeners
Components.utils.reportError(e);
}
}
});
}
if (aCallTabsListeners != false) {
aArguments.unshift(aBrowser);
this.mTabsProgressListeners.forEach(function (p) {
if (aMethod in p) {
try {
if (!p[aMethod].apply(p, aArguments))
rv = false;
} catch (e) {
// don't inhibit other listeners
Components.utils.reportError(e);
}
}
});
}
return rv;
]]></body>
</method>
<!-- A web progress listener object definition for a given tab. -->
<method name="mTabProgressListener">
<parameter name="aTab"/>
<parameter name="aBrowser"/>
<parameter name="aStartsBlank"/>
<body>
<![CDATA[
return ({
mTabBrowser: this,
mTab: aTab,
mBrowser: aBrowser,
mBlank: aStartsBlank,
// cache flags for correct status bar update after tab switching
mStateFlags: 0,
mStatus: 0,
mMessage: "",
mTotalProgress: 0,
// count of open requests (should always be 0 or 1)
mRequestCount: 0,
destroy: function () {
this._cancelStalledTimer();
this.mTab.removeAttribute("stalled");
delete this.mTab;
delete this.mBrowser;
delete this.mTabBrowser;
},
_callProgressListeners: function () {
Array.unshift(arguments, this.mBrowser);
return this.mTabBrowser._callProgressListeners.apply(this.mTabBrowser, arguments);
},
onProgressChange: function (aWebProgress, aRequest,
aCurSelfProgress, aMaxSelfProgress,
aCurTotalProgress, aMaxTotalProgress) {
this.mTotalProgress = aMaxTotalProgress ? aCurTotalProgress / aMaxTotalProgress : 0;
if (this.mBlank)
return;
if (this.mTotalProgress) {
const STATES = 8;
let state = Math.ceil(STATES * this.mTotalProgress);
if (state != this.mTab.getAttribute("progress")) {
this.mTab.setAttribute("progress", state);
this.mTab.removeAttribute("stalled");
this._startStalledTimer();
}
}
this._callProgressListeners("onProgressChange",
[aWebProgress, aRequest,
aCurSelfProgress, aMaxSelfProgress,
aCurTotalProgress, aMaxTotalProgress]);
},
onProgressChange64: function (aWebProgress, aRequest,
aCurSelfProgress, aMaxSelfProgress,
aCurTotalProgress, aMaxTotalProgress) {
return this.onProgressChange(aWebProgress, aRequest,
aCurSelfProgress, aMaxSelfProgress, aCurTotalProgress,
aMaxTotalProgress);
},
onStateChange: function (aWebProgress, aRequest, aStateFlags, aStatus) {
if (!aRequest)
return;
var oldBlank = this.mBlank;
const nsIWebProgressListener = Components.interfaces.nsIWebProgressListener;
const nsIChannel = Components.interfaces.nsIChannel;
if (aStateFlags & nsIWebProgressListener.STATE_START) {
this.mRequestCount++;
}
else if (aStateFlags & nsIWebProgressListener.STATE_STOP) {
const NS_ERROR_UNKNOWN_HOST = 2152398878;
if (--this.mRequestCount > 0 && aStatus == NS_ERROR_UNKNOWN_HOST) {
// to prevent bug 235825: wait for the request handled
// by the automatic keyword resolver
return;
}
// since we (try to) only handle STATE_STOP of the last request,
// the count of open requests should now be 0
this.mRequestCount = 0;
}
if (aStateFlags & nsIWebProgressListener.STATE_START &&
aStateFlags & nsIWebProgressListener.STATE_IS_NETWORK) {
// It's okay to clear what the user typed when we start
// loading a document. If the user types, this counter gets
// set to zero, if the document load ends without an
// onLocationChange, this counter gets decremented
// (so we keep it while switching tabs after failed loads)
// We need to add 2 because loadURIWithFlags may have
// cancelled a pending load which would have cleared
// its anchor scroll detection temporary increment.
if (aWebProgress.DOMWindow == this.mBrowser.contentWindow)
this.mBrowser.userTypedClear += 2;
if (!this.mBlank) {
if (!(aStateFlags & nsIWebProgressListener.STATE_RESTORING)) {
this.mTab.setAttribute("busy", "true");
this._startStalledTimer();
this.mTabBrowser.updateIcon(this.mTab);
this.mTabBrowser.setTabTitleLoading(this.mTab);
}
if (this.mTabBrowser.mCurrentTab == this.mTab)
this.mTabBrowser.mIsBusy = true;
}
}
else if (aStateFlags & nsIWebProgressListener.STATE_STOP &&
aStateFlags & nsIWebProgressListener.STATE_IS_NETWORK) {
if (aWebProgress.DOMWindow == this.mBrowser.contentWindow) {
// The document is done loading, we no longer want the
// value cleared.
if (this.mBrowser.userTypedClear > 1)
this.mBrowser.userTypedClear -= 2;
else if (this.mBrowser.userTypedClear > 0)
this.mBrowser.userTypedClear--;
if (!this.mBrowser.mIconURL)
this.mTabBrowser.useDefaultIcon(this.mTab);
}
if (this.mBlank)
this.mBlank = false;
this.mTab.removeAttribute("busy");
this.mTab.removeAttribute("progress");
this.mTab.removeAttribute("stalled");
this._cancelStalledTimer();
this.mTabBrowser.updateIcon(this.mTab);
var location = aRequest.QueryInterface(nsIChannel).URI;
// For keyword URIs clear the user typed value since they will be changed into real URIs
if (location.scheme == "keyword")
this.mBrowser.userTypedValue = null;
if (this.mTab.label == this.mTabBrowser.mStringBundle.getString("tabs.loading"))
this.mTabBrowser.setTabTitle(this.mTab);
if (this.mTabBrowser.mCurrentTab == this.mTab)
this.mTabBrowser.mIsBusy = false;
}
if (oldBlank) {
this._callProgressListeners("onUpdateCurrentBrowser",
[aStateFlags, aStatus, "", 0],
true, false);
} else {
this._callProgressListeners("onStateChange",
[aWebProgress, aRequest, aStateFlags, aStatus],
true, false);
}
this._callProgressListeners("onStateChange",
[aWebProgress, aRequest, aStateFlags, aStatus],
false);
if (aStateFlags & (nsIWebProgressListener.STATE_START |
nsIWebProgressListener.STATE_STOP)) {
// reset cached temporary values at beginning and end
this.mMessage = "";
this.mTotalProgress = 0;
}
this.mStateFlags = aStateFlags;
this.mStatus = aStatus;
},
onLocationChange: function (aWebProgress, aRequest, aLocation) {
// OnLocationChange is called for both the top-level content
// and the subframes.
let topLevel = aWebProgress.DOMWindow == this.mBrowser.contentWindow;
if (topLevel) {
// The document loaded correctly, clear the value if we should
if (this.mBrowser.userTypedClear > 0)
this.mBrowser.userTypedValue = null;
// Clear out the missing plugins list since it's related to the
// previous location.
this.mBrowser.missingPlugins = null;
// Don't clear the favicon if this onLocationChange was
// triggered by a pushState or a replaceState. See bug 550565.
if (aWebProgress.isLoadingDocument &&
!(this.mBrowser.docShell.loadType & Ci.nsIDocShell.LOAD_CMD_PUSHSTATE))
this.mBrowser.mIconURL = null;
let browserHistory = this.mTabBrowser.mBrowserHistory;
if (this.mBrowser.registeredOpenURI) {
browserHistory.unregisterOpenPage(this.mBrowser.registeredOpenURI);
delete this.mBrowser.registeredOpenURI;
}
browserHistory.registerOpenPage(aLocation);
this.mBrowser.registeredOpenURI = aLocation;
}
if (!this.mBlank) {
this._callProgressListeners("onLocationChange",
[aWebProgress, aRequest, aLocation]);
}
if (topLevel)
this.mBrowser.lastURI = aLocation;
},
onStatusChange: function (aWebProgress, aRequest, aStatus, aMessage) {
if (this.mBlank)
return;
this._callProgressListeners("onStatusChange",
[aWebProgress, aRequest, aStatus, aMessage]);
this.mMessage = aMessage;
},
onSecurityChange: function (aWebProgress, aRequest, aState) {
this._callProgressListeners("onSecurityChange",
[aWebProgress, aRequest, aState]);
},
onRefreshAttempted: function (aWebProgress, aURI, aDelay, aSameURI) {
return this._callProgressListeners("onRefreshAttempted",
[aWebProgress, aURI, aDelay, aSameURI]);
},
QueryInterface: function (aIID) {
if (aIID.equals(Components.interfaces.nsIWebProgressListener) ||
aIID.equals(Components.interfaces.nsIWebProgressListener2) ||
aIID.equals(Components.interfaces.nsISupportsWeakReference) ||
aIID.equals(Components.interfaces.nsISupports))
return this;
throw Components.results.NS_NOINTERFACE;
},
_startStalledTimer: function () {
this._cancelStalledTimer();
this._stalledTimer = setTimeout(function (self) {
self.mTab.setAttribute("stalled", "true");
}, 700, this);
},
_cancelStalledTimer: function () {
if (this._stalledTimer) {
clearTimeout(this._stalledTimer);
this._stalledTimer = 0;
}
}
});
]]>
</body>
</method>
<method name="setIcon">
<parameter name="aTab"/>
<parameter name="aURI"/>
<body>
<![CDATA[
var browser = this.getBrowserForTab(aTab);
browser.mIconURL = aURI instanceof Ci.nsIURI ? aURI.spec : aURI;
if (aURI && this.mFaviconService) {
if (!(aURI instanceof Ci.nsIURI))
aURI = makeURI(aURI);
this.mFaviconService.setAndLoadFaviconForPage(browser.currentURI,
aURI, false);
}
this.updateIcon(aTab);
this._callProgressListeners(browser, "onLinkIconAvailable", [browser.mIconURL]);
]]>
</body>
</method>
<method name="getIcon">
<parameter name="aTab"/>
<body>
<![CDATA[
let browser = aTab ? this.getBrowserForTab(aTab) : this.selectedBrowser;
return browser.mIconURL;
]]>
</body>
</method>
<method name="updateIcon">
<parameter name="aTab"/>
<body>
<![CDATA[
var browser = this.getBrowserForTab(aTab);
if (!aTab.hasAttribute("busy") && browser.mIconURL)
aTab.setAttribute("image", browser.mIconURL);
else
aTab.removeAttribute("image");
this._tabAttrModified(aTab);
]]>
</body>
</method>
<method name="shouldLoadFavIcon">
<parameter name="aURI"/>
<body>
<![CDATA[
return (aURI &&
Services.prefs.getBoolPref("browser.chrome.site_icons") &&
Services.prefs.getBoolPref("browser.chrome.favicons") &&
("schemeIs" in aURI) && (aURI.schemeIs("http") || aURI.schemeIs("https")));
]]>
</body>
</method>
<method name="useDefaultIcon">
<parameter name="aTab"/>
<body>
<![CDATA[
var browser = this.getBrowserForTab(aTab);
var docURIObject = browser.contentDocument.documentURIObject;
if (browser.contentDocument instanceof ImageDocument) {
if (Services.prefs.getBoolPref("browser.chrome.site_icons")) {
try {
let sz = Services.prefs.getIntPref("browser.chrome.image_icons.max_size");
if (!sz)
return;
var req = browser.contentDocument.imageRequest;
if (!req || !req.image ||
req.image.width > sz ||
req.image.height > sz)
return;
this.setIcon(aTab, browser.currentURI);
} catch (e) { }
}
}
// Use documentURIObject in the check for shouldLoadFavIcon so that we
// do the right thing with about:-style error pages. Bug 453442
else if (this.shouldLoadFavIcon(docURIObject)) {
var url = docURIObject.prePath + "/favicon.ico";
if (!this.isFailedIcon(url))
this.setIcon(aTab, url);
}
]]>
</body>
</method>
<method name="isFailedIcon">
<parameter name="aURI"/>
<body>
<![CDATA[
if (this.mFaviconService) {
if (!(aURI instanceof Ci.nsIURI))
aURI = makeURI(aURI);
return this.mFaviconService.isFailedFavicon(aURI);
}
return null;
]]>
</body>
</method>
<method name="getWindowTitleForBrowser">
<parameter name="aBrowser"/>
<body>
<![CDATA[
var newTitle = "";
var docTitle;
var docElement = this.ownerDocument.documentElement;
var sep = docElement.getAttribute("titlemenuseparator");
if (aBrowser.docShell.contentViewer)
docTitle = aBrowser.contentTitle;
if (!docTitle)
docTitle = docElement.getAttribute("titledefault");
var modifier = docElement.getAttribute("titlemodifier");
if (docTitle) {
newTitle += docElement.getAttribute("titlepreface");
newTitle += docTitle;
if (modifier)
newTitle += sep;
}
newTitle += modifier;
// If location bar is hidden and the URL type supports a host,
// add the scheme and host to the title to prevent spoofing.
// XXX https://bugzilla.mozilla.org/show_bug.cgi?id=22183#c239
try {
if (docElement.getAttribute("chromehidden").indexOf("location") != -1) {
var uri = this.mURIFixup.createExposableURI(
aBrowser.currentURI);
if (uri.scheme == "about")
newTitle = uri.spec + sep + newTitle;
else
newTitle = uri.prePath + sep + newTitle;
}
} catch (e) {}
return newTitle;
]]>
</body>
</method>
<method name="updateTitlebar">
<body>
<![CDATA[
if (window.TabView && TabView.isVisible()) {
// ToDo: this will be removed when we gain ability to draw to the menu bar.
// Bug 586175
this.ownerDocument.title = TabView.windowTitle;
} else {
this.ownerDocument.title = this.getWindowTitleForBrowser(this.mCurrentBrowser);
}
]]>
</body>
</method>
<method name="updateCurrentBrowser">
<parameter name="aForceUpdate"/>
<body>
<![CDATA[
var newBrowser = this.getBrowserAtIndex(this.tabContainer.selectedIndex);
if (this.mCurrentBrowser == newBrowser && !aForceUpdate)
return;
var oldTab = this.mCurrentTab;
// Preview mode should not reset the owner
if (!this._previewMode && oldTab != this.selectedTab)
oldTab.owner = null;
this._lastRelatedTab = null;
var oldBrowser = this.mCurrentBrowser;
if (oldBrowser) {
oldBrowser.setAttribute("type", "content-targetable");
oldBrowser.docShell.isActive = false;
}
var updatePageReport = false;
if (!oldBrowser ||
(oldBrowser.pageReport && !newBrowser.pageReport) ||
(!oldBrowser.pageReport && newBrowser.pageReport))
updatePageReport = true;
newBrowser.setAttribute("type", "content-primary");
newBrowser.docShell.isActive = true;
this.mCurrentBrowser = newBrowser;
this.mCurrentTab = this.selectedTab;
this.mCurrentTab.hidden = false;
if (updatePageReport)
this.mCurrentBrowser.updatePageReport();
// Update the URL bar.
var loc = this.mCurrentBrowser.currentURI;
var webProgress = this.mCurrentBrowser.webProgress;
var securityUI = this.mCurrentBrowser.securityUI;
this._callProgressListeners(null, "onLocationChange",
[webProgress, null, loc], true, false);
if (securityUI) {
this._callProgressListeners(null, "onSecurityChange",
[webProgress, null, securityUI.state], true, false);
}
var listener = this.mTabListeners[this.tabContainer.selectedIndex] || null;
if (listener && listener.mStateFlags) {
this._callProgressListeners(null, "onUpdateCurrentBrowser",
[listener.mStateFlags, listener.mStatus,
listener.mMessage, listener.mTotalProgress],
true, false);
}
// Don't switch the fast find or update the titlebar (bug 540248) - this tab switch is temporary
if (!this._previewMode) {
this._fastFind.setDocShell(this.mCurrentBrowser.docShell);
this.updateTitlebar();
}
// If the new tab is busy, and our current state is not busy, then
// we need to fire a start to all progress listeners.
const nsIWebProgressListener = Components.interfaces.nsIWebProgressListener;
if (this.mCurrentTab.hasAttribute("busy") && !this.mIsBusy) {
this.mIsBusy = true;
this._callProgressListeners(null, "onStateChange",
[webProgress, null,
nsIWebProgressListener.STATE_START |
nsIWebProgressListener.STATE_IS_NETWORK, 0],
true, false);
}
// If the new tab is not busy, and our current state is busy, then
// we need to fire a stop to all progress listeners.
if (!this.mCurrentTab.hasAttribute("busy") && this.mIsBusy) {
this.mIsBusy = false;
this._callProgressListeners(null, "onStateChange",
[webProgress, null,
nsIWebProgressListener.STATE_STOP |
nsIWebProgressListener.STATE_IS_NETWORK, 0],
true, false);
}
// TabSelect events are suppressed during preview mode to avoid confusing extensions and other bits of code
// that might rely upon the other changes suppressed.
// Focus is suppressed in the event that the main browser window is minimized - focusing a tab would restore the window
if (!this._previewMode) {
// We've selected the new tab, so go ahead and notify listeners.
var event = document.createEvent("Events");
event.initEvent("TabSelect", true, false);
this.mCurrentTab.dispatchEvent(event);
this._tabAttrModified(oldTab);
this._tabAttrModified(this.mCurrentTab);
// Change focus to the new browser unless the findbar is focused.
if (!gFindBarInitialized ||
gFindBar.hidden ||
gFindBar.getElement("findbar-textbox").getAttribute("focused") != "true") {
var fm = Components.classes["@mozilla.org/focus-manager;1"].
getService(Components.interfaces.nsIFocusManager);
var newFocusedElement = fm.getFocusedElementForWindow(window.content, true, {});
// for anchors, use FLAG_SHOWRING so that it is clear what link was
// last clicked when switching back to that tab
var focusFlags = fm.FLAG_NOSCROLL;
if (newFocusedElement &&
(newFocusedElement instanceof HTMLAnchorElement ||
newFocusedElement.getAttributeNS("http://www.w3.org/1999/xlink", "type") == "simple"))
focusFlags |= fm.FLAG_SHOWRING;
fm.setFocus(newBrowser, focusFlags);
}
}
]]>
</body>
</method>
<method name="_tabAttrModified">
<parameter name="aTab"/>
<body><![CDATA[
// This event should be dispatched when any of these attributes change:
// label, crop, busy, image, selected
var event = document.createEvent("Events");
event.initEvent("TabAttrModified", true, false);
aTab.dispatchEvent(event);
]]></body>
</method>
<method name="setTabTitleLoading">
<parameter name="aTab"/>
<body>
<![CDATA[
aTab.label = this.mStringBundle.getString("tabs.loading");
aTab.setAttribute("crop", "end");
this._tabAttrModified(aTab);
]]>
</body>
</method>
<method name="setTabTitle">
<parameter name="aTab"/>
<body>
<![CDATA[
var browser = this.getBrowserForTab(aTab);
var crop = "end";
var title = browser.contentTitle;
if (!title) {
if (browser.currentURI.spec) {
try {
title = this.mURIFixup.createExposableURI(browser.currentURI).spec;
} catch(ex) {
title = browser.currentURI.spec;
}
}
if (title && title != "about:blank") {
// At this point, we now have a URI.
// Let's try to unescape it using a character set
// in case the URI is not ASCII.
try {
var characterSet = browser.contentDocument.characterSet;
const textToSubURI = Components.classes["@mozilla.org/intl/texttosuburi;1"]
.getService(Components.interfaces.nsITextToSubURI);
title = textToSubURI.unEscapeNonAsciiURI(characterSet, title);
} catch(ex) { /* Do nothing. */ }
crop = "center";
} else // Still no title? Fall back to our untitled string.
title = this.mStringBundle.getString("tabs.emptyTabTitle");
}
aTab.label = title;
aTab.setAttribute("crop", crop);
this._tabAttrModified(aTab);
]]>
</body>
</method>
<method name="enterTabbedMode">
<body>
<![CDATA[
if (this.mTabbedMode)
return;
this.mTabbedMode = true; // Welcome to multi-tabbed mode.
if (XULBrowserWindow.isBusy) {
this.mCurrentTab.setAttribute("busy", "true");
this.mIsBusy = true;
this.setTabTitleLoading(this.mCurrentTab);
this.updateIcon(this.mCurrentTab);
} else {
this.setIcon(this.mCurrentTab, this.mCurrentBrowser.mIconURL);
}
var filter;
if (this.mTabFilters.length > 0) {
// Use the filter hooked up in our addProgressListener
filter = this.mTabFilters[0];
} else {
// create a filter and hook it up to our first browser
filter = Components.classes["@mozilla.org/appshell/component/browser-status-filter;1"]
.createInstance(Components.interfaces.nsIWebProgress);
this.mTabFilters[0] = filter;
this.mCurrentBrowser.webProgress.addProgressListener(filter, Components.interfaces.nsIWebProgress.NOTIFY_ALL);
}
// Remove all our progress listeners from the active browser's filter.
this.mProgressListeners.forEach(filter.removeProgressListener, filter);
// Wire up a progress listener to our filter.
const listener = this.mTabProgressListener(this.mCurrentTab,
this.mCurrentBrowser,
false);
filter.addProgressListener(listener, Components.interfaces.nsIWebProgress.NOTIFY_ALL);
this.mTabListeners[0] = listener;
]]>
</body>
</method>
<method name="loadOneTab">
<parameter name="aURI"/>
<parameter name="aReferrerURI"/>
<parameter name="aCharset"/>
<parameter name="aPostData"/>
<parameter name="aLoadInBackground"/>
<parameter name="aAllowThirdPartyFixup"/>
<body>
<![CDATA[
var aFromExternal;
var aRelatedToCurrent;
if (arguments.length == 2 &&
typeof arguments[1] == "object" &&
!(arguments[1] instanceof Ci.nsIURI)) {
let params = arguments[1];
aReferrerURI = params.referrerURI;
aCharset = params.charset;
aPostData = params.postData;
aLoadInBackground = params.inBackground;
aAllowThirdPartyFixup = params.allowThirdPartyFixup;
aFromExternal = params.fromExternal;
aRelatedToCurrent = params.relatedToCurrent;
}
var bgLoad = (aLoadInBackground != null) ? aLoadInBackground :
Services.prefs.getBoolPref("browser.tabs.loadInBackground");
var owner = bgLoad ? null : this.selectedTab;
var tab = this.addTab(aURI, {
referrerURI: aReferrerURI,
charset: aCharset,
postData: aPostData,
ownerTab: owner,
allowThirdPartyFixup: aAllowThirdPartyFixup,
fromExternal: aFromExternal,
relatedToCurrent: aRelatedToCurrent});
if (!bgLoad)
this.selectedTab = tab;
return tab;
]]>
</body>
</method>
<method name="loadTabs">
<parameter name="aURIs"/>
<parameter name="aLoadInBackground"/>
<parameter name="aReplace"/>
<body><![CDATA[
if (!aURIs.length)
return;
// The tab selected after this new tab is closed (i.e. the new tab's
// "owner") is the next adjacent tab (i.e. not the previously viewed tab)
// when several urls are opened here (i.e. closing the first should select
// the next of many URLs opened) or if the pref to have UI links opened in
// the background is set (i.e. the link is not being opened modally)
//
// i.e.
// Number of URLs Load UI Links in BG Focus Last Viewed?
// == 1 false YES
// == 1 true NO
// > 1 false/true NO
var multiple = aURIs.length > 1;
var owner = multiple || aLoadInBackground ? null : this.selectedTab;
var firstTabAdded = null;
if (aReplace) {
try {
this.loadURI(aURIs[0], null, null);
} catch (e) {
// Ignore failure in case a URI is wrong, so we can continue
// opening the next ones.
}
}
else
firstTabAdded = this.addTab(aURIs[0], {ownerTab: owner, skipAnimation: multiple});
var tabNum = this.tabContainer.selectedIndex;
for (let i = 1; i < aURIs.length; ++i) {
let tab = this.addTab(aURIs[i], {skipAnimation: true});
if (aReplace)
this.moveTabTo(tab, ++tabNum);
}
if (!aLoadInBackground) {
if (firstTabAdded) {
// .selectedTab setter focuses the content area
this.selectedTab = firstTabAdded;
}
else
window.content.focus();
}
]]></body>
</method>
<method name="addTab">
<parameter name="aURI"/>
<parameter name="aReferrerURI"/>
<parameter name="aCharset"/>
<parameter name="aPostData"/>
<parameter name="aOwner"/>
<parameter name="aAllowThirdPartyFixup"/>
<body>
<![CDATA[
var aFromExternal;
var aRelatedToCurrent;
var aSkipAnimation;
if (arguments.length == 2 &&
typeof arguments[1] == "object" &&
!(arguments[1] instanceof Ci.nsIURI)) {
let params = arguments[1];
aReferrerURI = params.referrerURI;
aCharset = params.charset;
aPostData = params.postData;
aOwner = params.ownerTab;
aAllowThirdPartyFixup = params.allowThirdPartyFixup;
aFromExternal = params.fromExternal;
aRelatedToCurrent = params.relatedToCurrent;
aSkipAnimation = params.skipAnimation;
}
this._browsers = null; // invalidate cache
this.enterTabbedMode();
// if we're adding tabs, we're past interrupt mode, ditch the owner
if (this.mCurrentTab.owner)
this.mCurrentTab.owner = null;
var t = document.createElementNS(
"http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul",
"tab");
var blank = !aURI || (aURI == "about:blank");
if (blank)
t.setAttribute("label", this.mStringBundle.getString("tabs.emptyTabTitle"));
else
t.setAttribute("label", aURI);
t.setAttribute("crop", "end");
t.setAttribute("validate", "never");
t.setAttribute("onerror", "this.removeAttribute('image');");
t.className = "tabbrowser-tab";
// When overflowing, new tabs are scrolled into view smoothly, which
// doesn't go well together with the width transition. So we skip the
// transition in that case.
if (aSkipAnimation ||
this.tabContainer.getAttribute("overflow") == "true" ||
!Services.prefs.getBoolPref("browser.tabs.animate")) {
t.setAttribute("fadein", "true");
setTimeout(function (tabContainer) {
tabContainer._handleNewTab(t);
}, 0, this.tabContainer);
} else {
setTimeout(function (tabContainer) {
if (t.pinned)
tabContainer._handleNewTab(t);
else
t.setAttribute("fadein", "true");
}, 0, this.tabContainer);
}
this.tabContainer.appendChild(t);
if (this.tabContainer.mTabstrip._isRTLScrollbox) {
/* In RTL UI, the tab is visually added to the left side of the
* tabstrip. This means the tabstip has to be scrolled back in
* order to make sure the same set of tabs is visible before and
* after the new tab is added. See bug 508816. */
this.tabContainer.mTabstrip.scrollByPixels(t.clientWidth);
}
// invalidate cache, because tabContainer is about to change
this._browsers = null;
// If this new tab is owned by another, assert that relationship
if (aOwner)
t.owner = aOwner;
var b = document.createElementNS(
"http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul",
"browser");
b.setAttribute("type", "content-targetable");
b.setAttribute("message", "true");
b.setAttribute("contextmenu", this.getAttribute("contentcontextmenu"));
b.setAttribute("tooltip", this.getAttribute("contenttooltip"));
if (this.hasAttribute("autocompletepopup"))
b.setAttribute("autocompletepopup", this.getAttribute("autocompletepopup"));
b.setAttribute("autoscrollpopup", this._autoScrollPopup.id);
// Add the Message and the Browser to the box
var notificationbox = document.createElementNS(
"http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul",
"notificationbox");
notificationbox.setAttribute("flex", "1");
notificationbox.appendChild(b);
b.setAttribute("flex", "1");
var position = this.tabs.length - 1;
var uniqueId = "panel" + Date.now() + position;
notificationbox.id = uniqueId;
t.linkedPanel = uniqueId;
t.linkedBrowser = b;
t._tPos = position;
if (t.previousSibling.selected)
t.setAttribute("afterselected", true);
// NB: this appendChild call causes us to run constructors for the
// browser element, which fires off a bunch of notifications. Some
// of those notifications can cause code to run that inspects our
// state, so it is important that the tab element is fully
// initialized by this point.
this.mPanelContainer.appendChild(notificationbox);
this.tabContainer.updateVisibility();
// wire up a progress listener for the new browser object.
var tabListener = this.mTabProgressListener(t, b, blank);
const filter = Components.classes["@mozilla.org/appshell/component/browser-status-filter;1"]
.createInstance(Components.interfaces.nsIWebProgress);
filter.addProgressListener(tabListener, Components.interfaces.nsIWebProgress.NOTIFY_ALL);
b.webProgress.addProgressListener(filter, Components.interfaces.nsIWebProgress.NOTIFY_ALL);
this.mTabListeners[position] = tabListener;
this.mTabFilters[position] = filter;
b._fastFind = this.fastFind;
b.droppedLinkHandler = handleDroppedLink;
this.tabContainer.adjustTabstrip();
// Dispatch a new tab notification. We do this once we're
// entirely done, so that things are in a consistent state
// even if the event listener opens or closes tabs.
var evt = document.createEvent("Events");
evt.initEvent("TabOpen", true, false);
t.dispatchEvent(evt);
if (!blank) {
// Stop the existing about:blank load. Otherwise, if aURI
// doesn't stop in-progress loads on its own, we'll get into
// trouble with multiple parallel loads running at once.
b.stop();
// pretend the user typed this so it'll be available till
// the document successfully loads
b.userTypedValue = aURI;
let flags = Ci.nsIWebNavigation.LOAD_FLAGS_NONE;
if (aAllowThirdPartyFixup)
flags |= Ci.nsIWebNavigation.LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP;
if (aFromExternal)
flags |= Ci.nsIWebNavigation.LOAD_FLAGS_FROM_EXTERNAL;
try {
b.loadURIWithFlags(aURI, flags, aReferrerURI, aCharset, aPostData);
// We start our browsers out as inactive, and then maintain
// activeness in the tab switcher.
b.docShell.isActive = false;
}
catch (ex) { }
}
// Check if we're opening a tab related to the current tab and
// move it to after the current tab.
// aReferrerURI is null or undefined if the tab is opened from
// an external application or bookmark, i.e. somewhere other
// than the current tab.
if ((aRelatedToCurrent == null ? aReferrerURI : aRelatedToCurrent) &&
Services.prefs.getBoolPref("browser.tabs.insertRelatedAfterCurrent")) {
let newTabPos = (this._lastRelatedTab ||
this.selectedTab)._tPos + 1;
this.moveTabTo(t, newTabPos);
this._lastRelatedTab = t;
}
return t;
]]>
</body>
</method>
<method name="warnAboutClosingTabs">
<parameter name="aAll"/>
<body>
<![CDATA[
var tabsToClose = (aAll ? this.tabs.length : this.visibleTabs.length - 1)
- gBrowser._numPinnedTabs;
if (tabsToClose <= 1)
return true;
const pref = "browser.tabs.warnOnClose";
var shouldPrompt = Services.prefs.getBoolPref(pref);
if (!shouldPrompt)
return true;
var ps = Services.prompt;
// default to true: if it were false, we wouldn't get this far
var warnOnClose = { value: true };
var bundle = this.mStringBundle;
// focus the window before prompting.
// this will raise any minimized window, which will
// make it obvious which window the prompt is for and will
// solve the problem of windows "obscuring" the prompt.
// see bug #350299 for more details
window.focus();
var buttonPressed =
ps.confirmEx(window,
bundle.getString("tabs.closeWarningTitle"),
bundle.getFormattedString("tabs.closeWarningMultipleTabs",
[tabsToClose]),
(ps.BUTTON_TITLE_IS_STRING * ps.BUTTON_POS_0)
+ (ps.BUTTON_TITLE_CANCEL * ps.BUTTON_POS_1),
bundle.getString("tabs.closeButtonMultiple"),
null, null,
bundle.getString('tabs.closeWarningPromptMe'),
warnOnClose);
var reallyClose = (buttonPressed == 0);
// don't set the pref unless they press OK and it's false
if (reallyClose && !warnOnClose.value)
Services.prefs.setBoolPref(pref, false);
return reallyClose;
]]>
</body>
</method>
<method name="removeAllTabsBut">
<parameter name="aTab"/>
<body>
<![CDATA[
if (aTab.pinned)
return;
if (this.warnAboutClosingTabs(false)) {
let tabs = this.visibleTabs;
this.selectedTab = aTab;
for (let i = tabs.length - 1; i >= 0; --i) {
if (tabs[i] != aTab && !tabs[i].pinned)
this.removeTab(tabs[i]);
}
}
]]>
</body>
</method>
<method name="removeCurrentTab">
<parameter name="aParams"/>
<body>
<![CDATA[
this.removeTab(this.mCurrentTab, aParams);
]]>
</body>
</method>
<field name="_removingTabs">
[]
</field>
<method name="removeTab">
<parameter name="aTab"/>
<parameter name="aParams"/>
<body>
<![CDATA[
if (aParams)
var animate = aParams.animate;
// Handle requests for synchronously removing an already
// asynchronously closing tab.
if (!animate &&
this._removingTabs.indexOf(aTab) > -1) {
this._endRemoveTab(aTab);
return;
}
var isLastTab = (this.tabs.length - this._removingTabs.length == 1);
if (!this._beginRemoveTab(aTab, false, null, true))
return;
/* Don't animate if:
- the caller didn't opt in
- this is the last tab in the window
- this is a pinned tab
- a bunch of other tabs are already closing (arbitrary threshold)
- the fadein attribute hasn't been set yet
- browser.tabs.animate is false */
if (!animate ||
isLastTab ||
aTab.pinned ||
this._removingTabs.length > 3 ||
aTab.getAttribute("fadein") != "true" ||
!Services.prefs.getBoolPref("browser.tabs.animate")) {
this._endRemoveTab(aTab);
return;
}
this._blurTab(aTab);
aTab.removeAttribute("fadein");
]]>
</body>
</method>
<!-- Tab close requests are ignored if the window is closing anyway,
e.g. when holding Ctrl+W. -->
<field name="_windowIsClosing">
false
</field>
<method name="_beginRemoveTab">
<parameter name="aTab"/>
<parameter name="aTabWillBeMoved"/>
<parameter name="aCloseWindowWithLastTab"/>
<parameter name="aCloseWindowFastpath"/>
<body>
<![CDATA[
if (this._removingTabs.indexOf(aTab) > -1 || this._windowIsClosing)
return false;
var browser = this.getBrowserForTab(aTab);
if (!aTabWillBeMoved) {
let ds = browser.docShell;
if (ds && ds.contentViewer && !ds.contentViewer.permitUnload())
return false;
}
var closeWindow = false;
var newTab = false;
if (this.tabs.length - this._removingTabs.length == 1) {
closeWindow = aCloseWindowWithLastTab != null ? aCloseWindowWithLastTab :
!window.toolbar.visible ||
this.tabContainer._closeWindowWithLastTab;
// Closing the tab and replacing it with a blank one is notably slower
// than closing the window right away. If the caller opts in, take
// the fast path.
if (closeWindow &&
aCloseWindowFastpath &&
this._removingTabs.length == 0 &&
(this._windowIsClosing = window.closeWindow(true)))
return null;
newTab = true;
}
this._removingTabs.push(aTab);
this.tabContainer.updateVisibility();
// We're committed to closing the tab now.
// Dispatch a notification.
// We dispatch it before any teardown so that event listeners can
// inspect the tab that's about to close.
var evt = document.createEvent("UIEvent");
evt.initUIEvent("TabClose", true, false, window, aTabWillBeMoved ? 1 : 0);
aTab.dispatchEvent(evt);
// Remove the tab's filter and progress listener.
const filter = this.mTabFilters[aTab._tPos];
browser.webProgress.removeProgressListener(filter);
filter.removeProgressListener(this.mTabListeners[aTab._tPos]);
this.mTabListeners[aTab._tPos].destroy();
if (browser.registeredOpenURI) {
this.mBrowserHistory.unregisterOpenPage(browser.registeredOpenURI);
delete browser.registeredOpenURI;
}
// We are no longer the primary content area.
browser.setAttribute("type", "content-targetable");
// Remove this tab as the owner of any other tabs, since it's going away.
Array.forEach(this.tabs, function (tab) {
if ("owner" in tab && tab.owner == aTab)
// |tab| is a child of the tab we're removing, make it an orphan
tab.owner = null;
});
aTab._endRemoveArgs = [closeWindow, newTab];
return true;
]]>
</body>
</method>
<method name="_endRemoveTab">
<parameter name="aTab"/>
<body>
<![CDATA[
if (!aTab || !aTab._endRemoveArgs)
return;
var [aCloseWindow, aNewTab] = aTab._endRemoveArgs;
aTab._endRemoveArgs = null;
if (this._windowIsClosing) {
aCloseWindow = false;
aNewTab = false;
}
this._lastRelatedTab = null;
// update the UI early for responsiveness
aTab.collapsed = true;
if (aNewTab)
this.addTab("about:blank", {skipAnimation: true});
this.tabContainer._fillTrailingGap();
this._blurTab(aTab);
this._removingTabs.splice(this._removingTabs.indexOf(aTab), 1);
if (aCloseWindow) {
this._windowIsClosing = true;
while (this._removingTabs.length)
this._endRemoveTab(this._removingTabs[0]);
} else if (!this._windowIsClosing) {
if (aNewTab)
focusAndSelectUrlBar();
// workaround for bug 345399
this.tabContainer.mTabstrip._updateScrollButtonsDisabledState();
}
// We're going to remove the tab and the browser now.
// Clean up mTabFilters and mTabListeners now rather than in
// _beginRemoveTab, so that their size is always in sync with the
// number of tabs and browsers (the xbl destructor depends on this).
this.mTabFilters.splice(aTab._tPos, 1);
this.mTabListeners.splice(aTab._tPos, 1);
var browser = this.getBrowserForTab(aTab);
// Because of the way XBL works (fields just set JS
// properties on the element) and the code we have in place
// to preserve the JS objects for any elements that have
// JS properties set on them, the browser element won't be
// destroyed until the document goes away. So we force a
// cleanup ourselves.
// This has to happen before we remove the child so that the
// XBL implementation of nsIObserver still works.
browser.destroy();
if (browser == this.mCurrentBrowser)
this.mCurrentBrowser = null;
var wasPinned = aTab.pinned;
// Invalidate browsers cache, as the tab is removed from the
// tab container.
this._browsers = null;
// Remove the tab ...
this.tabContainer.removeChild(aTab);
// ... and fix up the _tPos properties immediately.
for (let i = aTab._tPos; i < this.tabs.length; i++)
this.tabs[i]._tPos = i;
if (!this._windowIsClosing) {
if (wasPinned)
this.tabContainer._positionPinnedTabs();
// update tab close buttons state
this.tabContainer.adjustTabstrip();
}
// update first-tab/last-tab/beforeselected/afterselected attributes
this.selectedTab._selected = true;
// Removing the panel requires fixing up selectedPanel immediately
// (see below), which would be hindered by the potentially expensive
// browser removal. So we remove the browser and the panel in two
// steps.
var panel = browser.parentNode;
// This will unload the document. An unload handler could remove
// dependant tabs, so it's important that the tabbrowser is now in
// a consistent state (tab removed, tab positions updated, etc.).
panel.removeChild(browser);
// As the browser is removed, the removal of a dependent document can
// cause the whole window to close. So at this point, it's possible
// that the binding is destructed.
if (this.mTabBox) {
let selectedPanel = this.mTabBox.selectedPanel;
this.mPanelContainer.removeChild(panel);
// Under the hood, a selectedIndex attribute controls which panel
// is displayed. Removing a panel A which precedes the selected
// panel B makes selectedIndex point to the panel next to B. We
// need to explicitly preserve B as the selected panel.
this.mTabBox.selectedPanel = selectedPanel;
}
if (aCloseWindow)
this._windowIsClosing = closeWindow(true);
]]>
</body>
</method>
<method name="_blurTab">
<parameter name="aTab"/>
<body>
<![CDATA[
if (this.mCurrentTab != aTab)
return;
if (aTab.owner &&
this._removingTabs.indexOf(aTab.owner) == -1 &&
Services.prefs.getBoolPref("browser.tabs.selectOwnerOnClose")) {
this.selectedTab = aTab.owner;
return;
}
let removing = this._removingTabs;
function keepRemaining(tab) {
// A tab remains only if it's not being removed nor blurred
return removing.indexOf(tab) == -1 && tab != aTab;
}
// Switch to a visible tab unless there aren't any remaining
let remainingTabs = this.visibleTabs.filter(keepRemaining);
if (remainingTabs.length == 0)
remainingTabs = Array.filter(this.tabs, keepRemaining);
// Try to find a remaining tab that comes after the given tab
var tab = aTab;
do {
tab = tab.nextSibling;
} while (tab && remainingTabs.indexOf(tab) == -1);
if (!tab) {
tab = aTab;
do {
tab = tab.previousSibling;
} while (tab && remainingTabs.indexOf(tab) == -1);
}
this.selectedTab = tab;
]]>
</body>
</method>
<method name="swapBrowsersAndCloseOther">
<parameter name="aOurTab"/>
<parameter name="aOtherTab"/>
<body>
<![CDATA[
// That's gBrowser for the other window, not the tab's browser!
var remoteBrowser = aOtherTab.ownerDocument.defaultView.gBrowser;
// First, start teardown of the other browser. Make sure to not
// fire the beforeunload event in the process. Close the other
// window if this was its last tab.
if (!remoteBrowser._beginRemoveTab(aOtherTab, true, true))
return;
// Unhook our progress listener
var ourIndex = aOurTab._tPos;
const filter = this.mTabFilters[ourIndex];
var tabListener = this.mTabListeners[ourIndex];
var ourBrowser = this.getBrowserForTab(aOurTab);
ourBrowser.webProgress.removeProgressListener(filter);
filter.removeProgressListener(tabListener);
var tabListenerBlank = tabListener.mBlank;
// Workarounds for bug 458697
// Icon might have been set on DOMLinkAdded, don't override that.
if (!ourBrowser.mIconURL && aOtherTab.linkedBrowser.mIconURL)
this.setIcon(aOurTab, aOtherTab.linkedBrowser.mIconURL);
var isBusy = aOtherTab.hasAttribute("busy");
if (isBusy) {
aOurTab.setAttribute("busy", "true");
this._tabAttrModified(aOurTab);
if (aOurTab == this.selectedTab)
this.mIsBusy = true;
}
// Swap the docshells
ourBrowser.swapDocShells(aOtherTab.linkedBrowser);
// Finish tearing down the tab that's going away.
remoteBrowser._endRemoveTab(aOtherTab);
// Restore the progress listener
tabListener = this.mTabProgressListener(aOurTab, ourBrowser,
tabListenerBlank);
this.mTabListeners[ourIndex] = tabListener;
filter.addProgressListener(tabListener,
Components.interfaces.nsIWebProgress.NOTIFY_ALL);
ourBrowser.webProgress.addProgressListener(filter,
Components.interfaces.nsIWebProgress.NOTIFY_ALL);
if (isBusy)
this.setTabTitleLoading(aOurTab);
else
this.setTabTitle(aOurTab);
this.updateIcon(aOurTab);
// If the tab was already selected (this happpens in the scenario
// of replaceTabWithWindow), notify onLocationChange, etc.
if (aOurTab == this.selectedTab)
this.updateCurrentBrowser(true);
]]>
</body>
</method>
<method name="reloadAllTabs">
<body>
<![CDATA[
let tabs = this.visibleTabs;
let l = tabs.length;
for (var i = 0; i < l; i++) {
try {
this.getBrowserForTab(tabs[i]).reload();
} catch (e) {
// ignore failure to reload so others will be reloaded
}
}
]]>
</body>
</method>
<method name="reloadTab">
<parameter name="aTab"/>
<body>
<![CDATA[
this.getBrowserForTab(aTab).reload();
]]>
</body>
</method>
<method name="addProgressListener">
<parameter name="aListener"/>
<parameter name="aMask"/>
<body>
<![CDATA[
if (!this.mAddProgressListenerWasCalled) {
this.mAddProgressListenerWasCalled = true;
this.tabContainer.updateVisibility();
}
if (this.mProgressListeners.length == 1) {
// If we are adding a 2nd progress listener, we need to enter tabbed mode
// because the browser status filter can only handle one progress listener.
// In tabbed mode, mTabProgressListener is used which will iterate over all listeners.
this.enterTabbedMode();
}
this.mProgressListeners.push(aListener);
if (!this.mTabbedMode) {
// If someone does this:
// addProgressListener, removeProgressListener, addProgressListener
// don't create a new filter; reuse the existing filter.
if (this.mTabFilters.length == 0) {
// hook a filter up to our first browser
const filter = Components.classes["@mozilla.org/appshell/component/browser-status-filter;1"]
.createInstance(Components.interfaces.nsIWebProgress);
this.mTabFilters[0] = filter;
this.mCurrentBrowser.webProgress.addProgressListener(filter, Components.interfaces.nsIWebProgress.NOTIFY_ALL);
}
// Directly hook the listener up to the filter for better performance
this.mTabFilters[0].addProgressListener(aListener, aMask);
}
]]>
</body>
</method>
<method name="removeProgressListener">
<parameter name="aListener"/>
<body>
<![CDATA[
this.mProgressListeners =
this.mProgressListeners.filter(function (l) l != aListener);
if (!this.mTabbedMode)
// Don't forget to remove it from the filter we hooked it up to
this.mTabFilters[0].removeProgressListener(aListener);
]]>
</body>
</method>
<method name="addTabsProgressListener">
<parameter name="aListener"/>
<body>
this.enterTabbedMode();
this.mTabsProgressListeners.push(aListener);
</body>
</method>
<method name="removeTabsProgressListener">
<parameter name="aListener"/>
<body>
<![CDATA[
this.mTabsProgressListeners =
this.mTabsProgressListeners.filter(function (l) l != aListener);
]]>
</body>
</method>
<method name="getBrowserForTab">
<parameter name="aTab"/>
<body>
<![CDATA[
return aTab.linkedBrowser;
]]>
</body>
</method>
<method name="showOnlyTheseTabs">
<parameter name="aTabs"/>
<body>
<![CDATA[
Array.forEach(this.tabs, function(tab) {
tab.hidden = aTabs.indexOf(tab) == -1 && !tab.pinned && !tab.selected;
});
]]>
</body>
</method>
<method name="selectTabAtIndex">
<parameter name="aIndex"/>
<parameter name="aEvent"/>
<body>
<![CDATA[
let tabs = this.visibleTabs;
// count backwards for aIndex < 0
if (aIndex < 0)
aIndex += tabs.length;
if (aIndex >= 0 && aIndex < tabs.length)
this.selectedTab = tabs[aIndex];
if (aEvent) {
aEvent.preventDefault();
aEvent.stopPropagation();
}
]]>
</body>
</method>
<property name="selectedTab">
<getter>
return this.mTabBox.selectedTab;
</getter>
<setter>
<![CDATA[
// Update the tab
this.mTabBox.selectedTab = val;
return val;
]]>
</setter>
</property>
<property name="selectedBrowser"
onget="return this.mCurrentBrowser;"
readonly="true"/>
<property name="browsers" readonly="true">
<getter>
<![CDATA[
return this._browsers ||
(this._browsers = Array.map(this.tabs, function (tab) tab.linkedBrowser));
]]>
</getter>
</property>
<!-- Moves a tab to a new browser window, unless it's already the only tab
in the current window, in which case this will do nothing. -->
<method name="replaceTabWithWindow">
<parameter name="aTab"/>
<body>
<![CDATA[
if (this.visibleTabs.length == 1)
return null;
// tell a new window to take the "dropped" tab
return Services.ww.openWindow(window,
getBrowserURL(),
null,
"chrome,dialog=no,all",
aTab);
]]>
</body>
</method>
<method name="moveTabTo">
<parameter name="aTab"/>
<parameter name="aIndex"/>
<body>
<![CDATA[
var oldPosition = aTab._tPos;
if (oldPosition == aIndex)
return;
// Don't allow mixing pinned and unpinned tabs.
if (aTab.pinned)
aIndex = Math.min(aIndex, this._numPinnedTabs - 1);
else
aIndex = Math.max(aIndex, this._numPinnedTabs);
if (oldPosition == aIndex)
return;
this._lastRelatedTab = null;
this.mTabFilters.splice(aIndex, 0, this.mTabFilters.splice(aTab._tPos, 1)[0]);
this.mTabListeners.splice(aIndex, 0, this.mTabListeners.splice(aTab._tPos, 1)[0]);
aIndex = aIndex < aTab._tPos ? aIndex: aIndex+1;
this.mCurrentTab._selected = false;
// use .item() instead of [] because dragging to the end of the strip goes out of
// bounds: .item() returns null (so it acts like appendChild), but [] throws
this.tabContainer.insertBefore(aTab, this.tabs.item(aIndex));
// invalidate cache, because tabContainer is about to change
this._browsers = null;
for (let i = 0; i < this.tabs.length; i++) {
this.tabs[i]._tPos = i;
this.tabs[i]._selected = false;
}
this.mCurrentTab._selected = true;
this.tabContainer.mTabstrip.ensureElementIsVisible(this.mCurrentTab, false);
if (aTab.pinned)
this.tabContainer._positionPinnedTabs();
var evt = document.createEvent("UIEvents");
evt.initUIEvent("TabMove", true, false, window, oldPosition);
aTab.dispatchEvent(evt);
]]>
</body>
</method>
<method name="moveTabForward">
<body>
<![CDATA[
var tabPos = this.mCurrentTab._tPos;
if (tabPos < this.browsers.length - 1) {
this.moveTabTo(this.mCurrentTab, tabPos + 1);
this.mCurrentTab.focus();
}
else if (this.arrowKeysShouldWrap)
this.moveTabToStart();
]]>
</body>
</method>
<method name="moveTabBackward">
<body>
<![CDATA[
var tabPos = this.mCurrentTab._tPos;
if (tabPos > 0) {
this.moveTabTo(this.mCurrentTab, tabPos - 1);
this.mCurrentTab.focus();
}
else if (this.arrowKeysShouldWrap)
this.moveTabToEnd();
]]>
</body>
</method>
<method name="moveTabToStart">
<body>
<![CDATA[
var tabPos = this.mCurrentTab._tPos;
if (tabPos > 0) {
this.moveTabTo(this.mCurrentTab, 0);
this.mCurrentTab.focus();
}
]]>
</body>
</method>
<method name="moveTabToEnd">
<body>
<![CDATA[
var tabPos = this.mCurrentTab._tPos;
if (tabPos < this.browsers.length - 1) {
this.moveTabTo(this.mCurrentTab,
this.browsers.length - 1);
this.mCurrentTab.focus();
}
]]>
</body>
</method>
<method name="moveTabOver">
<parameter name="aEvent"/>
<body>
<![CDATA[
var direction = window.getComputedStyle(this.parentNode, null).direction;
if ((direction == "ltr" && aEvent.keyCode == KeyEvent.DOM_VK_RIGHT) ||
(direction == "rtl" && aEvent.keyCode == KeyEvent.DOM_VK_LEFT))
this.moveTabForward();
else
this.moveTabBackward();
]]>
</body>
</method>
<method name="duplicateTab">
<parameter name="aTab"/><!-- can be from a different window as well -->
<body>
<![CDATA[
// try to have SessionStore duplicate the given tab
try {
var ss = Components.classes["@mozilla.org/browser/sessionstore;1"]
.getService(Components.interfaces.nsISessionStore);
return ss.duplicateTab(window, aTab);
} catch (ex) {
// fall back to basic URL copying
return this.loadOneTab(this.getBrowserForTab(aTab).currentURI.spec);
}
]]>
</body>
</method>
<!-- BEGIN FORWARDED BROWSER PROPERTIES. IF YOU ADD A PROPERTY TO THE BROWSER ELEMENT
MAKE SURE TO ADD IT HERE AS WELL. -->
<property name="canGoBack"
onget="return this.mCurrentBrowser.canGoBack;"
readonly="true"/>
<property name="canGoForward"
onget="return this.mCurrentBrowser.canGoForward;"
readonly="true"/>
<method name="goBack">
<body>
<![CDATA[
return this.mCurrentBrowser.goBack();
]]>
</body>
</method>
<method name="goForward">
<body>
<![CDATA[
return this.mCurrentBrowser.goForward();
]]>
</body>
</method>
<method name="reload">
<body>
<![CDATA[
return this.mCurrentBrowser.reload();
]]>
</body>
</method>
<method name="reloadWithFlags">
<parameter name="aFlags"/>
<body>
<![CDATA[
return this.mCurrentBrowser.reloadWithFlags(aFlags);
]]>
</body>
</method>
<method name="stop">
<body>
<![CDATA[
return this.mCurrentBrowser.stop();
]]>
</body>
</method>
<!-- throws exception for unknown schemes -->
<method name="loadURI">
<parameter name="aURI"/>
<parameter name="aReferrerURI"/>
<parameter name="aCharset"/>
<body>
<![CDATA[
return this.mCurrentBrowser.loadURI(aURI, aReferrerURI, aCharset);
]]>
</body>
</method>
<!-- throws exception for unknown schemes -->
<method name="loadURIWithFlags">
<parameter name="aURI"/>
<parameter name="aFlags"/>
<parameter name="aReferrerURI"/>
<parameter name="aCharset"/>
<parameter name="aPostData"/>
<body>
<![CDATA[
return this.mCurrentBrowser.loadURIWithFlags(aURI, aFlags, aReferrerURI, aCharset, aPostData);
]]>
</body>
</method>
<method name="goHome">
<body>
<![CDATA[
return this.mCurrentBrowser.goHome();
]]>
</body>
</method>
<property name="homePage">
<getter>
<![CDATA[
return this.mCurrentBrowser.homePage;
]]>
</getter>
<setter>
<![CDATA[
this.mCurrentBrowser.homePage = val;
return val;
]]>
</setter>
</property>
<method name="gotoIndex">
<parameter name="aIndex"/>
<body>
<![CDATA[
return this.mCurrentBrowser.gotoIndex(aIndex);
]]>
</body>
</method>
<method name="attachFormFill">
<body><![CDATA[
for (var i = 0; i < this.mPanelContainer.childNodes.length; ++i) {
var cb = this.getBrowserAtIndex(i);
cb.attachFormFill();
}
]]></body>
</method>
<method name="detachFormFill">
<body><![CDATA[
for (var i = 0; i < this.mPanelContainer.childNodes.length; ++i) {
var cb = this.getBrowserAtIndex(i);
cb.detachFormFill();
}
]]></body>
</method>
<property name="pageReport"
onget="return this.mCurrentBrowser.pageReport;"
readonly="true"/>
<property name="currentURI"
onget="return this.mCurrentBrowser.currentURI;"
readonly="true"/>
<field name="_fastFind">null</field>
<property name="fastFind"
readonly="true">
<getter>
<![CDATA[
if (!this._fastFind) {
this._fastFind = Components.classes["@mozilla.org/typeaheadfind;1"]
.createInstance(Components.interfaces.nsITypeAheadFind);
this._fastFind.init(this.docShell);
}
return this._fastFind;
]]>
</getter>
</property>
<property name="docShell"
onget="return this.mCurrentBrowser.docShell"
readonly="true"/>
<property name="webNavigation"
onget="return this.mCurrentBrowser.webNavigation"
readonly="true"/>
<property name="webBrowserFind"
readonly="true"
onget="return this.mCurrentBrowser.webBrowserFind"/>
<property name="webProgress"
readonly="true"
onget="return this.mCurrentBrowser.webProgress"/>
<property name="contentWindow"
readonly="true"
onget="return this.mCurrentBrowser.contentWindow"/>
<property name="sessionHistory"
onget="return this.mCurrentBrowser.sessionHistory;"
readonly="true"/>
<property name="markupDocumentViewer"
onget="return this.mCurrentBrowser.markupDocumentViewer;"
readonly="true"/>
<property name="contentViewerEdit"
onget="return this.mCurrentBrowser.contentViewerEdit;"
readonly="true"/>
<property name="contentViewerFile"
onget="return this.mCurrentBrowser.contentViewerFile;"
readonly="true"/>
<property name="documentCharsetInfo"
onget="return this.mCurrentBrowser.documentCharsetInfo;"
readonly="true"/>
<property name="contentDocument"
onget="return this.mCurrentBrowser.contentDocument;"
readonly="true"/>
<property name="contentTitle"
onget="return this.mCurrentBrowser.contentTitle;"
readonly="true"/>
<property name="contentPrincipal"
onget="return this.mCurrentBrowser.contentPrincipal;"
readonly="true"/>
<property name="securityUI"
onget="return this.mCurrentBrowser.securityUI;"
readonly="true"/>
<method name="_handleKeyEvent">
<parameter name="aEvent"/>
<body><![CDATA[
if (!aEvent.isTrusted) {
// Don't let untrusted events mess with tabs.
return;
}
if (aEvent.altKey)
return;
// We need to take care of FAYT-watching as long as the findbar
// isn't initialized. The checks on aEvent are copied from
// _shouldFastFind (see findbar.xml).
if (!gFindBarInitialized &&
!(aEvent.ctrlKey || aEvent.metaKey) &&
!aEvent.getPreventDefault()) {
let charCode = aEvent.charCode;
if (charCode) {
let char = String.fromCharCode(charCode);
if (char == "'" || char == "/" ||
Services.prefs.getBoolPref("accessibility.typeaheadfind")) {
gFindBar._onBrowserKeypress(aEvent);
return;
}
}
}
#ifdef XP_MACOSX
if (!aEvent.metaKey)
return;
var offset = 1;
switch (aEvent.charCode) {
case '}'.charCodeAt(0):
offset = -1;
case '{'.charCodeAt(0):
if (window.getComputedStyle(this, null).direction == "ltr")
offset *= -1;
this.tabContainer.advanceSelectedTab(offset, true);
aEvent.stopPropagation();
aEvent.preventDefault();
}
#else
if (aEvent.ctrlKey && !aEvent.shiftKey && !aEvent.metaKey &&
aEvent.keyCode == KeyEvent.DOM_VK_F4 &&
this.mTabBox.handleCtrlPageUpDown) {
this.removeCurrentTab({animate: true});
aEvent.stopPropagation();
aEvent.preventDefault();
}
#endif
]]></body>
</method>
<property name="userTypedClear"
onget="return this.mCurrentBrowser.userTypedClear;"
onset="return this.mCurrentBrowser.userTypedClear = val;"/>
<property name="userTypedValue"
onget="return this.mCurrentBrowser.userTypedValue;"
onset="return this.mCurrentBrowser.userTypedValue = val;"/>
<method name="createTooltip">
<parameter name="event"/>
<body><![CDATA[
event.stopPropagation();
var tab = document.tooltipNode;
if (tab.localName != "tab") {
event.preventDefault();
return;
}
event.target.setAttribute("label", tab.mOverCloseButton ?
tab.getAttribute("closetabtext") :
tab.getAttribute("label"));
]]></body>
</method>
<method name="handleEvent">
<parameter name="aEvent"/>
<body><![CDATA[
switch (aEvent.type) {
case "keypress":
this._handleKeyEvent(aEvent);
break;
}
]]></body>
</method>
<constructor>
<![CDATA[
this.mCurrentBrowser = this.mPanelContainer.childNodes[0].firstChild;
this.mCurrentTab = this.tabContainer.firstChild;
document.addEventListener("keypress", this, false);
var uniqueId = "panel" + Date.now();
this.mPanelContainer.childNodes[0].id = uniqueId;
this.mCurrentTab.linkedPanel = uniqueId;
this.mCurrentTab._tPos = 0;
this.mCurrentTab.linkedBrowser = this.mCurrentBrowser;
// set up the shared autoscroll popup
this._autoScrollPopup = this.mCurrentBrowser._createAutoScrollPopup();
this._autoScrollPopup.id = "autoscroller";
this.appendChild(this._autoScrollPopup);
this.mCurrentBrowser.setAttribute("autoscrollpopup", this._autoScrollPopup.id);
this.mCurrentBrowser.droppedLinkHandler = handleDroppedLink;
]]>
</constructor>
<destructor>
<![CDATA[
for (var i = 0; i < this.mTabListeners.length; ++i) {
let browser = this.getBrowserAtIndex(i);
if (browser.registeredOpenURI) {
this.mBrowserHistory.unregisterOpenPage(browser.registeredOpenURI);
delete browser.registeredOpenURI;
}
browser.webProgress.removeProgressListener(this.mTabFilters[i]);
this.mTabFilters[i].removeProgressListener(this.mTabListeners[i]);
this.mTabFilters[i] = null;
this.mTabListeners[i].destroy();
this.mTabListeners[i] = null;
}
document.removeEventListener("keypress", this, false);
]]>
</destructor>
<!-- Deprecated stuff, implemented for backwards compatibility. -->
<method name="setStripVisibilityTo">
<parameter name="aShow"/>
<body>
this.tabContainer.visible = aShow;
</body>
</method>
<method name="getStripVisibility">
<body>
return this.tabContainer.visible;
</body>
</method>
<property name="mContextTab" readonly="true"
onget="return TabContextMenu.contextTab;"/>
<property name="mPrefs" readonly="true"
onget="return Services.prefs;"/>
<property name="mTabContainer" readonly="true"
onget="return this.tabContainer;"/>
<property name="mTabs" readonly="true"
onget="return this.tabs;"/>
<!--
- Compatibility hack: several extensions depend on this property to
- access the tab context menu or tab container, so keep that working for
- now. Ideally we can remove this once extensions are using
- tabbrowser.tabContextMenu and tabbrowser.tabContainer directly.
-->
<property name="mStrip" readonly="true">
<getter>
<![CDATA[
return ({
self: this,
childNodes: [null, this.tabContextMenu, this.tabContainer],
firstChild: { nextSibling: this.tabContextMenu },
getElementsByAttribute: function (attr, attrValue) {
if (attr == "anonid" && attrValue == "tabContextMenu")
return [this.self.tabContextMenu];
return [];
},
// Also support adding event listeners (forward to the tab container)
addEventListener: function (a,b,c) { this.self.tabContainer.addEventListener(a,b,c); },
removeEventListener: function (a,b,c) { this.self.tabContainer.removeEventListener(a,b,c); }
});
]]>
</getter>
</property>
</implementation>
<handlers>
<handler event="DOMWindowClose" phase="capturing">
<![CDATA[
if (!event.isTrusted)
return;
if (this.tabs.length == 1)
return;
var tab = this._getTabForContentWindow(event.target);
if (tab) {
this.removeTab(tab);
event.preventDefault();
}
]]>
</handler>
<handler event="DOMWillOpenModalDialog" phase="capturing">
<![CDATA[
if (!event.isTrusted)
return;
// We're about to open a modal dialog, make sure the opening
// tab is brought to the front.
this.selectedTab = this._getTabForContentWindow(event.target.top);
]]>
</handler>
<handler event="DOMTitleChanged">
<![CDATA[
if (!event.isTrusted)
return;
var contentWin = event.target.defaultView;
if (contentWin != contentWin.top)
return;
var tab = this._getTabForContentWindow(contentWin);
this.setTabTitle(tab);
if (tab == this.mCurrentTab)
this.updateTitlebar();
]]>
</handler>
</handlers>
</binding>
<binding id="tabbrowser-tabbox"
extends="chrome://global/content/bindings/tabbox.xml#tabbox">
<implementation>
<property name="tabs" readonly="true"
onget="return document.getBindingParent(this).tabContainer;"/>
</implementation>
</binding>
<binding id="tabbrowser-arrowscrollbox" extends="chrome://global/content/bindings/scrollbox.xml#arrowscrollbox-clicktoscroll">
<implementation>
<!-- Override scrollbox.xml method, since our scrollbox's children are
inherited from the binding parent -->
<method name="_getScrollableElements">
<body><![CDATA[
return Array.filter(document.getBindingParent(this).childNodes,
this._canScrollToElement, this);
]]></body>
</method>
<method name="_canScrollToElement">
<parameter name="tab"/>
<body><![CDATA[
return !tab.pinned && !tab.hidden;
]]></body>
</method>
</implementation>
<handlers>
<handler event="underflow"><![CDATA[
if (event.detail == 0)
return; // Ignore vertical events
var tabs = document.getBindingParent(this);
tabs.removeAttribute("overflow");
tabs.tabbrowser._removingTabs.forEach(tabs.tabbrowser.removeTab,
tabs.tabbrowser);
tabs._positionPinnedTabs();
]]></handler>
<handler event="overflow"><![CDATA[
if (event.detail == 0)
return; // Ignore vertical events
var tabs = document.getBindingParent(this);
tabs.setAttribute("overflow", "true");
tabs._positionPinnedTabs();
]]></handler>
</handlers>
</binding>
<binding id="tabbrowser-tabs"
extends="chrome://global/content/bindings/tabbox.xml#tabs">
<resources>
<stylesheet src="chrome://browser/content/tabbrowser.css"/>
</resources>
<content>
<xul:hbox align="start">
<xul:image class="tab-drop-indicator" anonid="tab-drop-indicator" collapsed="true"/>
</xul:hbox>
<xul:arrowscrollbox anonid="arrowscrollbox" orient="horizontal" flex="1"
style="min-width: 1px;"
#ifndef XP_MACOSX
clicktoscroll="true"
#endif
class="tabbrowser-arrowscrollbox">
# This is a hack to circumvent bug 472020, otherwise the tabs show up on the
# right of the newtab button.
<children includes="tab"/>
# This is to ensure anything extensions put here will go before the newtab
# button, necessary due to the previous hack.
<children/>
<xul:toolbarbutton class="tabs-newtab-button"
command="cmd_newNavigatorTab"
onclick="checkForMiddleClick(this, event);"
tooltiptext="&newTabButton.tooltip;"/>
</xul:arrowscrollbox>
</content>
<implementation implements="nsIDOMEventListener">
<constructor>
<![CDATA[
this.mTabClipWidth = Services.prefs.getIntPref("browser.tabs.tabClipWidth");
this.mCloseButtons = Services.prefs.getIntPref("browser.tabs.closeButtons");
this._closeWindowWithLastTab = Services.prefs.getBoolPref("browser.tabs.closeWindowWithLastTab");
var tab = this.firstChild;
tab.setAttribute("label",
this.tabbrowser.mStringBundle.getString("tabs.emptyTabTitle"));
tab.setAttribute("crop", "end");
tab.setAttribute("validate", "never");
tab.setAttribute("onerror", "this.removeAttribute('image');");
this.adjustTabstrip();
Services.prefs.addObserver("browser.tabs.", this._prefObserver, false);
window.addEventListener("resize", this, false);
]]>
</constructor>
<destructor>
<![CDATA[
Services.prefs.removeObserver("browser.tabs.", this._prefObserver);
]]>
</destructor>
<field name="tabbrowser" readonly="true">
document.getElementById(this.getAttribute("tabbrowser"));
</field>
<field name="tabbox" readonly="true">
this.tabbrowser.mTabBox;
</field>
<field name="contextMenu" readonly="true">
document.getElementById("tabContextMenu");
</field>
<field name="mTabstripWidth">0</field>
<field name="mTabstrip">
document.getAnonymousElementByAttribute(this, "anonid", "arrowscrollbox");
</field>
<field name="_prefObserver"><![CDATA[({
tabContainer: this,
observe: function (subject, topic, data) {
switch (data) {
case "browser.tabs.closeButtons":
this.tabContainer.mCloseButtons = Services.prefs.getIntPref(data);
this.tabContainer.adjustTabstrip();
break;
case "browser.tabs.autoHide":
this.tabContainer.updateVisibility();
break;
case "browser.tabs.closeWindowWithLastTab":
this.tabContainer._closeWindowWithLastTab = Services.prefs.getBoolPref(data);
this.tabContainer.adjustTabstrip();
break;
}
}
});]]></field>
<field name="_blockDblClick">false</field>
<field name="_tabDropIndicator">
document.getAnonymousElementByAttribute(this, "anonid", "tab-drop-indicator");
</field>
<field name="_dragOverDelay">350</field>
<field name="_dragTime">0</field>
<field name="_container" readonly="true"><![CDATA[
this.parentNode && this.parentNode.localName == "toolbar" ? this.parentNode : this;
]]></field>
<property name="visible"
onget="return !this._container.collapsed;">
<setter><![CDATA[
this._container.collapsed = !val;
if (val)
this.tabbrowser.enterTabbedMode();
document.getElementById("menu_closeWindow").hidden = !val;
document.getElementById("menu_close").setAttribute("label",
this.tabbrowser.mStringBundle.getString(val ? "tabs.closeTab" : "tabs.close"));
return val;
]]></setter>
</property>
<method name="updateVisibility">
<body><![CDATA[
if (this.childNodes.length - this.tabbrowser._removingTabs.length == 1 &&
window.toolbar.visible)
this.visible = !Services.prefs.getBoolPref("browser.tabs.autoHide");
else
this.visible = true;
]]></body>
</method>
<method name="adjustTabstrip">
<body><![CDATA[
// modes for tabstrip
// 0 - activetab = close button on active tab only
// 1 - alltabs = close buttons on all tabs
// 2 - noclose = no close buttons at all
// 3 - closeatend = close button at the end of the tabstrip
switch (this.mCloseButtons) {
case 0:
if (this.childNodes.length == 1 && this._closeWindowWithLastTab)
this.setAttribute("closebuttons", "noclose");
else
this.setAttribute("closebuttons", "activetab");
break;
case 1:
if (this.childNodes.length == 1 && this._closeWindowWithLastTab)
this.setAttribute("closebuttons", "noclose");
else {
// Grab the last tab for size comparison
let tab = this.tabbrowser.visibleTabs.pop();
if (tab && tab.getBoundingClientRect().width > this.mTabClipWidth)
this.setAttribute("closebuttons", "alltabs");
else
this.setAttribute("closebuttons", "activetab");
}
break;
case 2:
case 3:
this.setAttribute("closebuttons", "noclose");
break;
}
var tabstripClosebutton = document.getElementById("tabs-closebutton");
if (tabstripClosebutton && tabstripClosebutton.parentNode == this._container)
tabstripClosebutton.collapsed = this.mCloseButtons != 3;
]]></body>
</method>
<method name="_handleTabSelect">
<body><![CDATA[
this.mTabstrip.ensureElementIsVisible(this.selectedItem);
]]></body>
</method>
<method name="_fillTrailingGap">
<body><![CDATA[
try {
// if we're at the right side (and not the logical end,
// which is why this works for both LTR and RTL)
// of the tabstrip, we need to ensure that we stay
// completely scrolled to the right side
var tabStrip = this.mTabstrip;
if (tabStrip.scrollPosition + tabStrip.scrollClientSize >
tabStrip.scrollSize)
tabStrip.scrollByPixels(-1);
} catch (e) {}
]]></body>
</method>
<method name="_positionPinnedTabs">
<body><![CDATA[
var width = 0;
var scrollButtonWidth = this.getAttribute("overflow") != "true" ? 0 :
this.mTabstrip._scrollButtonDown.scrollWidth;
for (var i = this.tabbrowser._numPinnedTabs - 1; i >= 0; i--) {
let tab = this.childNodes[i];
width += tab.scrollWidth;
tab.style.MozMarginStart = - (width + scrollButtonWidth) + "px";
}
this.style.MozMarginStart = width + "px";
this.mTabstrip.ensureElementIsVisible(this.selectedItem, false);
]]></body>
</method>
<method name="handleEvent">
<parameter name="aEvent"/>
<body><![CDATA[
switch (aEvent.type) {
case "resize":
var width = this.mTabstrip.boxObject.width;
if (width != this.mTabstripWidth) {
this.adjustTabstrip();
this._fillTrailingGap();
this._handleTabSelect();
this.mTabstripWidth = width;
}
break;
}
]]></body>
</method>
<field name="_animateElement">
this.mTabstrip._scrollButtonDown;
</field>
<method name="_notifyBackgroundTab">
<parameter name="aTab"/>
<body><![CDATA[
if (aTab.pinned)
return;
var scrollRect = this.mTabstrip.scrollClientRect;
var tab = aTab.getBoundingClientRect();
// Is the new tab already completely visible?
if (scrollRect.left <= tab.left && tab.right <= scrollRect.right)
return;
if (this.mTabstrip.smoothScroll) {
let selected = this.selectedItem.getBoundingClientRect();
// Can we make both the new tab and the selected tab completely visible?
if (Math.max(tab.right - selected.left, selected.right - tab.left) <=
scrollRect.width) {
this.mTabstrip.ensureElementIsVisible(aTab);
return;
}
this.mTabstrip._smoothScrollByPixels(this.mTabstrip._isRTLScrollbox ?
selected.right - scrollRect.right :
selected.left - scrollRect.left);
}
if (!this._animateElement.hasAttribute("notifybgtab")) {
this._animateElement.setAttribute("notifybgtab", "true");
setTimeout(function (ele) {
ele.removeAttribute("notifybgtab");
}, 150, this._animateElement);
}
]]></body>
</method>
<method name="_getDragTargetTab">
<parameter name="event"/>
<body><![CDATA[
return event.target.localName == "tab" ? event.target : null;
]]></body>
</method>
<method name="_getDropIndex">
<parameter name="event"/>
<body><![CDATA[
var tabs = this.childNodes;
var tab = this._getDragTargetTab(event);
if (window.getComputedStyle(this, null).direction == "ltr") {
for (let i = tab ? tab._tPos : 0; i < tabs.length; i++)
if (event.screenX < tabs[i].boxObject.screenX + tabs[i].boxObject.width / 2)
return i;
} else {
for (let i = tab ? tab._tPos : 0; i < tabs.length; i++)
if (event.screenX > tabs[i].boxObject.screenX + tabs[i].boxObject.width / 2)
return i;
}
return tabs.length;
]]></body>
</method>
<method name="_setEffectAllowedForDataTransfer">
<parameter name="event"/>
<body><![CDATA[
var dt = event.dataTransfer;
// Disallow dropping multiple items
if (dt.mozItemCount > 1)
return dt.effectAllowed = "none";
var types = dt.mozTypesAt(0);
var sourceNode = null;
// tabs are always added as the first type
if (types[0] == TAB_DROP_TYPE) {
var sourceNode = dt.mozGetDataAt(TAB_DROP_TYPE, 0);
if (sourceNode instanceof XULElement &&
sourceNode.localName == "tab" &&
(sourceNode.parentNode == this ||
(sourceNode.ownerDocument.defaultView instanceof ChromeWindow &&
sourceNode.ownerDocument.documentElement.getAttribute("windowtype") == "navigator:browser"))) {
if (sourceNode.parentNode == this &&
(event.screenX >= sourceNode.boxObject.screenX &&
event.screenX <= (sourceNode.boxObject.screenX +
sourceNode.boxObject.width))) {
return dt.effectAllowed = "none";
}
return dt.effectAllowed = "copyMove";
}
}
if (browserDragAndDrop.canDropLink(event)) {
// Here we need to do this manually
return dt.effectAllowed = dt.dropEffect = "link";
}
return dt.effectAllowed = "none";
]]></body>
</method>
<method name="_continueScroll">
<parameter name="event"/>
<body><![CDATA[
// Workaround for bug 481904: Dragging a tab stops scrolling at
// the tab's position when dragging to the first/last tab and back.
var t = this.selectedItem;
if (event.screenX >= t.boxObject.screenX &&
event.screenX <= t.boxObject.screenX + t.boxObject.width &&
event.screenY >= t.boxObject.screenY &&
event.screenY <= t.boxObject.screenY + t.boxObject.height)
this.mTabstrip.ensureElementIsVisible(t);
]]></body>
</method>
<method name="_handleNewTab">
<parameter name="tab"/>
<body><![CDATA[
if (tab.parentNode != this)
return;
if (tab.getAttribute("selected") == "true") {
this._fillTrailingGap();
this._handleTabSelect();
} else {
this._notifyBackgroundTab(tab);
}
// XXXmano: this is a temporary workaround for bug 345399
// We need to manually update the scroll buttons disabled state
// if a tab was inserted to the overflow area or removed from it
// without any scrolling and when the tabbar has already
// overflowed.
this.mTabstrip._updateScrollButtonsDisabledState();
]]></body>
</method>
<!-- Deprecated stuff, implemented for backwards compatibility. -->
<property name="mTabstripClosebutton" readonly="true"
onget="return document.getElementById('tabs-closebutton');"/>
<property name="mAllTabsPopup" readonly="true"
onget="return document.getElementById('alltabs-popup');"/>
</implementation>
<handlers>
<handler event="TabSelect" action="this._handleTabSelect();"/>
<handler event="transitionend"><![CDATA[
if (event.propertyName != "max-width")
return;
var tab = event.target;
if (tab.getAttribute("fadein") == "true")
this._handleNewTab(tab);
else if (this.tabbrowser._removingTabs.indexOf(tab) > -1)
this.tabbrowser._endRemoveTab(tab);
]]></handler>
<handler event="dblclick"><![CDATA[
// See hack note in the tabbrowser-close-button binding
if (!this._blockDblClick && event.button == 0 &&
event.originalTarget.localName == "box")
BrowserOpenTab();
]]></handler>
<handler event="click"><![CDATA[
if (event.button != 1)
return;
if (event.target.localName == "tab") {
if (this.childNodes.length > 1 || !this._closeWindowWithLastTab)
this.tabbrowser.removeTab(event.target, {animate: true});
} else if (event.originalTarget.localName == "box") {
BrowserOpenTab();
} else {
return;
}
event.stopPropagation();
]]></handler>
<handler event="keypress"><![CDATA[
if (event.altKey || event.shiftKey ||
#ifdef XP_MACOSX
!event.metaKey)
#else
!event.ctrlKey || event.metaKey)
#endif
return;
switch (event.keyCode) {
case KeyEvent.DOM_VK_UP:
this.tabbrowser.moveTabBackward();
break;
case KeyEvent.DOM_VK_DOWN:
this.tabbrowser.moveTabForward();
break;
case KeyEvent.DOM_VK_RIGHT:
case KeyEvent.DOM_VK_LEFT:
this.tabbrowser.moveTabOver(event);
break;
case KeyEvent.DOM_VK_HOME:
this.tabbrowser.moveTabToStart();
break;
case KeyEvent.DOM_VK_END:
this.tabbrowser.moveTabToEnd();
break;
default:
// Stop the keypress event for the above keyboard
// shortcuts only.
return;
}
event.stopPropagation();
event.preventDefault();
]]></handler>
<handler event="dragstart"><![CDATA[
var tab = this._getDragTargetTab(event);
if (!tab)
return;
let dt = event.dataTransfer;
dt.mozSetDataAt(TAB_DROP_TYPE, tab, 0);
let uri = this.tabbrowser.getBrowserForTab(tab).currentURI;
let spec = uri ? uri.spec : "about:blank";
// We must not set text/x-moz-url or text/plain data here,
// otherwise trying to deatch the tab by dropping it on the desktop
// may result in an "internet shortcut"
dt.mozSetDataAt("text/x-moz-text-internal", spec, 0);
// Set the cursor to an arrow during tab drags.
dt.mozCursor = "default";
let canvas = tabPreviews.capture(tab, false);
dt.setDragImage(canvas, 0, 0);
event.stopPropagation();
]]></handler>
<handler event="dragover"><![CDATA[
var effects = this._setEffectAllowedForDataTransfer(event);
var ind = this._tabDropIndicator;
if (effects == "" || effects == "none") {
ind.collapsed = true;
this._continueScroll(event);
return;
}
event.preventDefault();
event.stopPropagation();
var tabStrip = this.mTabstrip;
var ltr = (window.getComputedStyle(this, null).direction == "ltr");
// autoscroll the tab strip if we drag over the scroll
// buttons, even if we aren't dragging a tab, but then
// return to avoid drawing the drop indicator
var pixelsToScroll = 0;
if (this.getAttribute("overflow") == "true") {
var targetAnonid = event.originalTarget.getAttribute("anonid");
switch (targetAnonid) {
case "scrollbutton-up":
pixelsToScroll = tabStrip.scrollIncrement * -1;
break;
case "scrollbutton-down":
pixelsToScroll = tabStrip.scrollIncrement;
break;
}
if (pixelsToScroll)
tabStrip.scrollByPixels((ltr ? 1 : -1) * pixelsToScroll);
}
if (effects == "link") {
let tab = this._getDragTargetTab(event);
if (tab) {
if (!this._dragTime)
this._dragTime = Date.now();
if (Date.now() >= this._dragTime + this._dragOverDelay)
this.selectedItem = tab;
return;
}
}
var newIndex = this._getDropIndex(event);
var scrollRect = tabStrip.scrollClientRect;
var rect = this.getBoundingClientRect();
var minMargin = scrollRect.left - rect.left;
var maxMargin = Math.min(minMargin + scrollRect.width,
scrollRect.right);
if (!ltr)
[minMargin, maxMargin] = [this.clientWidth - maxMargin,
this.clientWidth - minMargin];
var newMargin;
if (pixelsToScroll) {
// if we are scrolling, put the drop indicator at the edge
// so that it doesn't jump while scrolling
newMargin = (pixelsToScroll > 0) ? maxMargin : minMargin;
}
else {
if (newIndex == this.childNodes.length) {
let tabRect = this.childNodes[newIndex-1].getBoundingClientRect();
if (ltr)
newMargin = tabRect.right - rect.left;
else
newMargin = rect.right - tabRect.left;
}
else {
let tabRect = this.childNodes[newIndex].getBoundingClientRect();
if (ltr)
newMargin = tabRect.left - rect.left;
else
newMargin = rect.right - tabRect.right;
}
}
ind.collapsed = false;
newMargin += ind.clientWidth / 2;
if (!ltr)
newMargin *= -1;
ind.style.MozTransform = "translate(" + Math.round(newMargin) + "px)";
ind.style.MozMarginStart = (-ind.clientWidth) + "px";
ind.style.marginTop = (-ind.clientHeight) + "px";
]]></handler>
<handler event="drop"><![CDATA[
var dt = event.dataTransfer;
var dropEffect = dt.dropEffect;
var draggedTab;
if (dropEffect != "link") { // copy or move
draggedTab = dt.mozGetDataAt(TAB_DROP_TYPE, 0);
// not our drop then
if (!draggedTab)
return;
}
this._tabDropIndicator.collapsed = true;
event.stopPropagation();
if (draggedTab && (dropEffect == "copy" ||
draggedTab.parentNode == this)) {
let newIndex = this._getDropIndex(event);
if (dropEffect == "copy") {
// copy the dropped tab (wherever it's from)
let newTab = this.tabbrowser.duplicateTab(draggedTab);
this.tabbrowser.moveTabTo(newTab, newIndex);
if (draggedTab.parentNode != this || event.shiftKey)
this.selectedItem = newTab;
} else {
// move the dropped tab
if (newIndex > draggedTab._tPos)
newIndex--;
if (draggedTab.pinned) {
if (newIndex >= this.tabbrowser._numPinnedTabs)
this.tabbrowser.unpinTab(draggedTab);
} else {
if (newIndex <= this.tabbrowser._numPinnedTabs - 1)
this.tabbrowser.pinTab(draggedTab);
}
this.tabbrowser.moveTabTo(draggedTab, newIndex);
}
} else if (draggedTab) {
// swap the dropped tab with a new one we create and then close
// it in the other window (making it seem to have moved between
// windows)
let newIndex = this._getDropIndex(event);
let newTab = this.tabbrowser.addTab("about:blank");
let newBrowser = this.tabbrowser.getBrowserForTab(newTab);
// Stop the about:blank load
newBrowser.stop();
// make sure it has a docshell
newBrowser.docShell;
this.tabbrowser.moveTabTo(newTab, newIndex);
this.tabbrowser.swapBrowsersAndCloseOther(newTab, draggedTab);
// We need to select the tab after we've done
// swapBrowsersAndCloseOther, so that the updateCurrentBrowser
// it triggers will correctly update our URL bar.
this.tabbrowser.selectedTab = newTab;
} else {
let url = browserDragAndDrop.drop(event, { });
// valid urls don't contain spaces ' '; if we have a space it isn't a valid url.
// Also disallow dropping javascript: or data: urls--bail out
if (!url || !url.length || url.indexOf(" ", 0) != -1 ||
/^\s*(javascript|data):/.test(url))
return;
let bgLoad = Services.prefs.getBoolPref("browser.tabs.loadInBackground");
if (event.shiftKey)
bgLoad = !bgLoad;
let tab = this._getDragTargetTab(event);
if (!tab || dropEffect == "copy") {
// We're adding a new tab.
let newIndex = this._getDropIndex(event);
let newTab = this.tabbrowser.loadOneTab(getShortcutOrURI(url), {inBackground: bgLoad});
this.tabbrowser.moveTabTo(newTab, newIndex);
} else {
// Load in an existing tab.
try {
this.tabbrowser.getBrowserForTab(tab).loadURI(getShortcutOrURI(url));
if (!bgLoad)
this.selectedItem = tab;
} catch(ex) {
// Just ignore invalid urls
}
}
}
]]></handler>
<handler event="dragend"><![CDATA[
// Note: while this case is correctly handled here, this event
// isn't dispatched when the tab is moved within the tabstrip,
// see bug 460801.
// * mozUserCancelled = the user pressed ESC to cancel the drag
var dt = event.dataTransfer;
if (dt.mozUserCancelled || dt.dropEffect != "none")
return;
// Disable detach within the browser toolbox
var eX = event.screenX;
var wX = window.screenX;
// check if the drop point is horizontally within the window
if (eX > wX && eX < (wX + window.outerWidth)) {
let bo = this.mTabstrip.boxObject;
// also avoid detaching if the the tab was dropped too close to
// the tabbar (half a tab)
let endScreenY = bo.screenY + 1.5 * bo.height;
let eY = event.screenY;
if (eY < endScreenY && eY > window.screenY)
return;
}
var draggedTab = dt.mozGetDataAt(TAB_DROP_TYPE, 0);
this.tabbrowser.replaceTabWithWindow(draggedTab);
event.stopPropagation();
]]></handler>
<handler event="dragleave"><![CDATA[
this._dragTime = 0;
// This does not work at all (see bug 458613)
var target = event.relatedTarget;
while (target && target != this)
target = target.parentNode;
if (target)
return;
this._tabDropIndicator.collapsed = true;
this._continueScroll(event);
event.stopPropagation();
]]></handler>
</handlers>
</binding>
<!-- close-tab-button binding
This binding relies on the structure of the tabbrowser binding.
Therefore it should only be used as a child of the tab or the tabs
element (in both cases, when they are anonymous nodes of <tabbrowser>).
-->
<binding id="tabbrowser-close-tab-button"
extends="chrome://global/content/bindings/toolbarbutton.xml#toolbarbutton-image">
<handlers>
<handler event="click" button="0"><![CDATA[
var bindingParent = document.getBindingParent(this);
var tabContainer = bindingParent.parentNode;
/* The only sequence in which a second click event (i.e. dblclik)
* can be dispatched on an in-tab close button is when it is shown
* after the first click (i.e. the first click event was dispatched
* on the tab). This happens when we show the close button only on
* the active tab. (bug 352021)
* The only sequence in which a third click event can be dispatched
* on an in-tab close button is when the tab was opened with a
* double click on the tabbar. (bug 378344)
* In both cases, it is most likely that the close button area has
* been accidentally clicked, therefore we do not close the tab.
*
* We don't want to ignore processing of more than one click event,
* though, since the user might actually be repeatedly clicking to
* close many tabs at once.
*/
if (event.detail > 1 && !this._ignoredClick) {
this._ignoredClick = true;
return;
}
// Reset the "ignored click" flag
this._ignoredClick = false;
tabContainer.tabbrowser.removeTab(bindingParent, {animate: true});
tabContainer._blockDblClick = true;
/* XXXmano hack (see bug 343628):
* Since we're removing the event target, if the user
* double-clicks this button, the dblclick event will be dispatched
* with the tabbar as its event target (and explicit/originalTarget),
* which treats that as a mouse gesture for opening a new tab.
* In this context, we're manually blocking the dblclick event
* (see dblclick handler).
*/
var clickedOnce = false;
function enableDblClick(event) {
if (event.detail == 1 && !clickedOnce) {
clickedOnce = true;
return;
}
setTimeout(function() {
tabContainer._blockDblClick = false;
}, 0);
tabContainer.removeEventListener("click", enableDblClick, false);
}
tabContainer.addEventListener("click", enableDblClick, false);
]]></handler>
<handler event="dblclick" button="0" phase="capturing">
// for the one-close-button case
event.stopPropagation();
</handler>
<handler event="dragstart">
event.stopPropagation();
</handler>
</handlers>
</binding>
<binding id="tabbrowser-tab" display="xul:hbox"
extends="chrome://global/content/bindings/tabbox.xml#tab">
<resources>
<stylesheet src="chrome://browser/content/tabbrowser.css"/>
</resources>
<content context="tabContextMenu" closetabtext="&closeTab.label;">
<xul:image xbl:inherits="validate,src=image"
class="tab-icon-image"
role="presentation"/>
<xul:label flex="1"
xbl:inherits="value=label,crop,accesskey"
class="tab-text"
role="presentation"/>
<xul:toolbarbutton anonid="close-button"
tabindex="-1"
clickthrough="never"
class="tab-close-button"/>
</content>
<implementation>
<property name="pinned" readonly="true">
<getter>
return this.getAttribute("pinned") == "true";
</getter>
</property>
<field name="mOverCloseButton">false</field>
<field name="mCorrespondingMenuitem">null</field>
</implementation>
<handlers>
<handler event="mouseover">
var anonid = event.originalTarget.getAttribute("anonid");
if (anonid == "close-button")
this.mOverCloseButton = true;
</handler>
<handler event="mouseout">
var anonid = event.originalTarget.getAttribute("anonid");
if (anonid == "close-button")
this.mOverCloseButton = false;
</handler>
<handler event="dragstart" phase="capturing">
this.style.MozUserFocus = '';
</handler>
<handler event="mousedown" button="0" phase="capturing">
<![CDATA[
if (this.mOverCloseButton) {
event.stopPropagation();
}
else {
this.style.MozUserFocus = 'ignore';
this.clientTop; // just using this to flush style updates
}
]]>
</handler>
<handler event="mousedown" button="1">
this.style.MozUserFocus = 'ignore';
this.clientTop;
</handler>
<handler event="mousedown" button="2">
this.style.MozUserFocus = 'ignore';
this.clientTop;
</handler>
<handler event="mouseup">
this.style.MozUserFocus = '';
</handler>
</handlers>
</binding>
<binding id="tabbrowser-alltabs-popup"
extends="chrome://global/content/bindings/popup.xml#popup">
<implementation implements="nsIDOMEventListener">
<method name="_menuItemOnCommand">
<parameter name="aEvent"/>
<body><![CDATA[
gBrowser.selectedTab = aEvent.target.tab;
]]></body>
</method>
<method name="_tabOnAttrModified">
<parameter name="aEvent"/>
<body><![CDATA[
var tab = aEvent.target;
this._setMenuitemAttributes(tab.mCorrespondingMenuitem, tab);
]]></body>
</method>
<method name="_tabOnTabClose">
<parameter name="aEvent"/>
<body><![CDATA[
var menuItem = aEvent.target.mCorrespondingMenuitem;
if (menuItem)
this.removeChild(menuItem);
]]></body>
</method>
<method name="handleEvent">
<parameter name="aEvent"/>
<body><![CDATA[
if (!aEvent.isTrusted)
return;
switch (aEvent.type) {
case "command":
this._menuItemOnCommand(aEvent);
break;
case "TabAttrModified":
this._tabOnAttrModified(aEvent);
break;
case "TabClose":
this._tabOnTabClose(aEvent);
break;
case "TabOpen":
this._createTabMenuItem(aEvent.originalTarget);
break;
case "scroll":
this._updateTabsVisibilityStatus();
break;
}
]]></body>
</method>
<method name="_updateTabsVisibilityStatus">
<body><![CDATA[
var tabContainer = gBrowser.tabContainer;
// We don't want menu item decoration unless there is overflow.
if (tabContainer.getAttribute("overflow") != "true")
return;
var tabstripBO = tabContainer.mTabstrip.scrollBoxObject;
for (var i = 0; i < this.childNodes.length; i++) {
var curTabBO = this.childNodes[i].tab.boxObject;
if (curTabBO.screenX >= tabstripBO.screenX &&
curTabBO.screenX + curTabBO.width <= tabstripBO.screenX + tabstripBO.width)
this.childNodes[i].setAttribute("tabIsVisible", "true");
else
this.childNodes[i].removeAttribute("tabIsVisible");
}
]]></body>
</method>
<method name="_createTabMenuItem">
<parameter name="aTab"/>
<body><![CDATA[
var menuItem = document.createElementNS(
"http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul",
"menuitem");
menuItem.setAttribute("class", "menuitem-iconic alltabs-item menuitem-with-favicon");
this._setMenuitemAttributes(menuItem, aTab);
// Keep some attributes of the menuitem in sync with its
// corresponding tab (e.g. the tab label)
aTab.mCorrespondingMenuitem = menuItem;
menuItem.tab = aTab;
menuItem.addEventListener("command", this, false);
this.appendChild(menuItem);
return menuItem;
]]></body>
</method>
<method name="_setMenuitemAttributes">
<parameter name="aMenuitem"/>
<parameter name="aTab"/>
<body><![CDATA[
aMenuitem.setAttribute("label", aTab.label);
aMenuitem.setAttribute("crop", aTab.getAttribute("crop"));
aMenuitem.setAttribute("image", aTab.getAttribute("image"));
if (aTab.hasAttribute("busy"))
aMenuitem.setAttribute("busy", aTab.getAttribute("busy"));
else
aMenuitem.removeAttribute("busy");
if (aTab.selected)
aMenuitem.setAttribute("selected", "true");
else
aMenuitem.removeAttribute("selected");
]]></body>
</method>
</implementation>
<handlers>
<handler event="popupshowing">
<![CDATA[
// set up the menu popup
var tabcontainer = gBrowser.tabContainer;
let tabs = gBrowser.visibleTabs;
// Listen for changes in the tab bar.
tabcontainer.addEventListener("TabOpen", this, false);
tabcontainer.addEventListener("TabAttrModified", this, false);
tabcontainer.addEventListener("TabClose", this, false);
tabcontainer.mTabstrip.addEventListener("scroll", this, false);
for (var i = 0; i < tabs.length; i++) {
this._createTabMenuItem(tabs[i]);
}
this._updateTabsVisibilityStatus();
]]></handler>
<handler event="popuphidden">
<![CDATA[
// clear out the menu popup and remove the listeners
while (this.hasChildNodes()) {
var menuItem = this.lastChild;
menuItem.removeEventListener("command", this, false);
menuItem.tab.mCorrespondingMenuitem = null;
this.removeChild(menuItem);
}
var tabcontainer = gBrowser.tabContainer;
tabcontainer.mTabstrip.removeEventListener("scroll", this, false);
tabcontainer.removeEventListener("TabOpen", this, false);
tabcontainer.removeEventListener("TabAttrModified", this, false);
tabcontainer.removeEventListener("TabClose", this, false);
]]></handler>
<handler event="DOMMenuItemActive">
<![CDATA[
var tab = event.target.tab;
if (tab) {
var statusText = tab.linkedBrowser.currentURI.spec;
if (statusText == "about:blank") {
// XXXhack: Passing a space here (and not "")
// to make sure the the browser implementation would
// still consider it a hovered link.
statusText = " ";
}
XULBrowserWindow.setOverLink(statusText, null);
}
]]></handler>
<handler event="DOMMenuItemInactive">
<![CDATA[
XULBrowserWindow.setOverLink("", null);
]]></handler>
</handlers>
</binding>
</bindings>
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