treestyletab/modules/utils.js

768 lines
24 KiB
JavaScript

/* ***** 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 the Tree Style Tab.
*
* The Initial Developer of the Original Code is YUKI "Piro" Hiroshi.
* Portions created by the Initial Developer are Copyright (C) 2010-2016
* the Initial Developer. All Rights Reserved.
*
* Contributor(s): YUKI "Piro" Hiroshi <piro.outsider.reflex@gmail.com>
* Tetsuharu OHZEKI <https://github.com/saneyuki>
*
* 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 ******/
"use strict";
var EXPORTED_SYMBOLS = ['TreeStyleTabUtils'];
const Cc = Components.classes;
const Ci = Components.interfaces;
const Cu = Components.utils;
Cu.import('resource://gre/modules/XPCOMUtils.jsm');
Cu.import('resource://gre/modules/Timer.jsm');
Cu.import('resource://treestyletab-modules/constants.js');
XPCOMUtils.defineLazyGetter(this, 'window', function() {
Cu.import('resource://treestyletab-modules/lib/namespace.jsm');
return getNamespaceFor('piro.sakura.ne.jp');
});
XPCOMUtils.defineLazyGetter(this, 'prefs', function() {
Cu.import('resource://treestyletab-modules/lib/prefs.js');
return window['piro.sakura.ne.jp'].prefs;
});
XPCOMUtils.defineLazyGetter(this, 'stringBundle', function() {
Cu.import('resource://treestyletab-modules/lib/stringBundle.js', {});
return window['piro.sakura.ne.jp'].stringBundle;
});
XPCOMUtils.defineLazyModuleGetter(this, 'Task',
'resource://gre/modules/Task.jsm');
XPCOMUtils.defineLazyModuleGetter(this, 'Promise',
'resource://gre/modules/Promise.jsm');
XPCOMUtils.defineLazyModuleGetter(this, 'Services',
'resource://gre/modules/Services.jsm');
XPCOMUtils.defineLazyModuleGetter(this, 'TreeStyleTabConstants',
'resource://treestyletab-modules/constants.js', 'TreeStyleTabConstants');
const TST_PREF_PREFIX = 'extensions.treestyletab.';
const TST_PREF_VERSION = 13;
var TreeStyleTabUtils = {
get prefs () {
return prefs;
},
/* Save/Load Prefs */
getTreePref : function TSTUtils_getTreePref(aPrefstring)
{
return prefs.getPref(TST_PREF_PREFIX + aPrefstring);
},
getDefaultTreePref : function TSTUtils_getTreePref(aPrefstring)
{
return prefs.getDefaultPref(TST_PREF_PREFIX + aPrefstring);
},
setTreePref : function TSTUtils_setTreePref(aPrefstring, aNewValue)
{
if (this.isPrefChanging(aPrefstring))
return aNewValue;
return prefs.setPref(TST_PREF_PREFIX + aPrefstring, aNewValue);
},
clearTreePref : function TSTUtils_clearTreePref(aPrefstring)
{
if (this.isPrefChanging(aPrefstring))
return null;
return prefs.clearPref(TST_PREF_PREFIX + aPrefstring);
},
migratePrefs : function utils_migratePrefs()
{
// migrate old prefs
var orientalPrefs = [];
switch (this.getTreePref('prefsVersion'))
{
case 0:
orientalPrefs = orientalPrefs.concat([
'extensions.treestyletab.tabbar.fixed',
'extensions.treestyletab.enableSubtreeIndent',
'extensions.treestyletab.allowSubtreeCollapseExpand'
]);
case 1:
case 2:
if (this.getTreePref('urlbar.loadSameDomainToNewChildTab') !== null) {
let value = this.getTreePref('urlbar.loadSameDomainToNewChildTab');
this.setTreePref('urlbar.loadSameDomainToNewTab', value);
this.setTreePref('urlbar.loadSameDomainToNewTab.asChild', value);
if (value) {
this.setTreePref('urlbar.loadDifferentDomainToNewTab', value);
}
this.clearTreePref('urlbar.loadSameDomainToNewChildTab');
}
case 3:
if (this.getTreePref('loadDroppedLinkToNewChildTab') !== null) {
this.setTreePref('dropLinksOnTab.behavior',
this.getTreePref('loadDroppedLinkToNewChildTab.confirm') ?
TreeStyleTabConstants.kDROPLINK_ASK :
this.getTreePref('loadDroppedLinkToNewChildTab') ?
TreeStyleTabConstants.kDROPLINK_NEWTAB :
TreeStyleTabConstants.kDROPLINK_LOAD
);
this.clearTreePref('loadDroppedLinkToNewChildTab.confirm');
this.clearTreePref('loadDroppedLinkToNewChildTab');
}
if (this.getTreePref('openGroupBookmarkAsTabSubTree') !== null) {
let behavior = 0;
if (this.getTreePref('openGroupBookmarkAsTabSubTree.underParent'))
behavior += TreeStyleTabConstants.kGROUP_BOOKMARK_USE_DUMMY;
if (!this.getTreePref('openGroupBookmarkBehavior.confirm')) {
behavior += (
this.getTreePref('openGroupBookmarkAsTabSubTree') ?
TreeStyleTabConstants.kGROUP_BOOKMARK_SUBTREE :
TreeStyleTabConstants.kGROUP_BOOKMARK_SEPARATE
);
}
this.setTreePref('openGroupBookmark.behavior', behavior);
this.clearTreePref('openGroupBookmarkBehavior.confirm');
this.clearTreePref('openGroupBookmarkAsTabSubTree');
this.clearTreePref('openGroupBookmarkAsTabSubTree.underParent');
}
case 4:
{
let subTreePrefs = [
'extensions.treestyletab.autoCollapseExpandSubTreeOnSelect',
'extensions.treestyletab.autoCollapseExpandSubTreeOnSelect.onCurrentTabRemove',
'extensions.treestyletab.autoCollapseExpandSubTreeOnSelect.whileFocusMovingByShortcut',
'extensions.treestyletab.autoExpandSubTreeOnAppendChild',
'extensions.treestyletab.autoExpandSubTreeOnCollapsedChildFocused',
'extensions.treestyletab.collapseExpandSubTree.dblclick',
'extensions.treestyletab.createSubTree.underParent',
'extensions.treestyletab.show.context-item-reloadTabSubTree',
'extensions.treestyletab.show.context-item-removeTabSubTree',
'extensions.treestyletab.show.context-item-bookmarkTabSubTree',
'extensions.multipletab.show.multipletab-selection-item-removeTabSubTree',
'extensions.multipletab.show.multipletab-selection-item-createSubTree'
];
for (let i = 0, maxi = subTreePrefs.length; i < maxi; i++)
{
let pref = subTreePrefs[i];
let value = prefs.getPref(pref);
if (value === null) {
continue;
}
prefs.setPref(pref.replace('SubTree', 'Subtree'), value);
prefs.clearPref(pref);
}
}
case 5:
{
let behavior = this.getTreePref('openGroupBookmark.behavior');
behavior = behavior | 2048;
this.setTreePref('openGroupBookmark.behavior', behavior);
}
case 6:
{
let general = this.getTreePref('autoAttachNewTabsAsChildren');
let search = this.getTreePref('autoAttachSearchResultAsChildren');
if (general !== null)
this.setTreePref('autoAttach', general);
if (search !== null)
this.setTreePref('autoAttach.searchResult', search);
}
case 7:
{
let enabled = this.getTreePref('autoCollapseExpandSubtreeOnSelect.whileFocusMovingByShortcut');
let delay = this.getTreePref('autoCollapseExpandSubtreeOnSelect.whileFocusMovingByShortcut.delay');
if (enabled !== null) {
this.setTreePref('autoExpandSubtreeOnSelect.whileFocusMovingByShortcut', enabled);
this.setTreePref('autoExpandSubtreeOnSelect.whileFocusMovingByShortcut.collapseOthers', enabled);
}
if (delay !== null)
this.setTreePref('autoExpandSubtreeOnSelect.whileFocusMovingByShortcut.delay', delay);
}
case 8:
orientalPrefs = orientalPrefs.concat([
'extensions.treestyletab.indent',
'extensions.treestyletab.indent.min'
]);
case 9:
{
let behavior = this.getTreePref('openGroupBookmark.behavior');
if (behavior & 4) {
behavior ^= 4;
behavior |= 1;
this.setTreePref('openGroupBookmark.behavior', behavior);
}
}
case 10:
{
let physical = this.getTreePref('maxTreeLevel.phisical');
this.setTreePref('maxTreeLevel.physical', physical);
this.clearTreePref('maxTreeLevel.phisical');
}
case 11:
{
prefs.clearPref('browser.tabs.insertRelatedAfterCurrent');
let backupValue = prefs.getPref('browser.tabs.insertRelatedAfterCurrent.backup');
if (backupValue !== null)
prefs.setPref('browser.tabs.insertRelatedAfterCurrent', backupValue);
}
case 12:
{
let orient = /^(left|right)$/.test(this.getTreePref('tabbar.position')) ? 'vertical' : 'horizontal' ;
let disabledCollapseExpand = this.getTreePref('allowSubtreeCollapseExpand.' + orient) === false;
let disabledIndent = this.getTreePref('indent.' + orient) == 0 ||
this.getTreePref('indent.min.' + orient) == 0;
if (disabledCollapseExpand) {
this.setTreePref('autoCollapseExpandSubtreeOnAttach', false);
this.setTreePref('autoCollapseExpandSubtreeOnSelect', false);
}
let treeWasRevoked = disabledCollapseExpand || (disabledIndent && orient == 'vertical');
if (treeWasRevoked) {
Services.prompt.alert(this.browserWindow,
this.treeBundle.getString('migration.treeNeverRevoked.title'),
this.treeBundle.getString('migration.treeNeverRevoked.text')
);
}
}
default:
for (let i = 0, maxi = orientalPrefs.length; i < maxi; i++)
{
let pref = orientalPrefs[i];
let value = prefs.getPref(pref);
if (value === null) {
continue;
}
prefs.setPref(pref+'.horizontal', value);
prefs.setPref(pref+'.vertical', value);
prefs.clearPref(pref);
}
break;
}
this.setTreePref('prefsVersion', TST_PREF_VERSION);
},
isDebugging : function utils_isDebugging(aModule)
{
return this.getTreePref('debug.' + aModule) || this.getTreePref('debug.all');
},
log : function utils_log(aModule, ...aArgs)
{
if (!this.isDebugging(aModule))
return;
var logString = '[treestyletab:' + aModule+'] '+ aArgs.map(this.objectToLogString, this).join('');
Services.console.logStringMessage(logString);
dump(logString+'\n');
},
logWithStackTrace : function utils_logWithStackTrace(aModule, ...aArgs)
{
var stack = (new Error()).stack.replace(/^/gm, ' ');
return this.log.apply(this, [aModule].concat(aArgs).concat([stack]));
},
objectToLogString : function utils_objectToLogString(aObject)
{
if (!aObject)
return JSON.stringify(aObject);
if (/^(string|number|boolean)$/.test(typeof aObject))
return aObject;
return this.objectToString(aObject);
},
objectToString : function utils_objectToString(aObject)
{
try {
if (!aObject ||
/^(string|number|boolean)$/.test(typeof aObject))
return JSON.stringify(aObject);
if (Array.isArray(aObject))
return '['+aObject.map(this.objectToString, this).join(', ')+']';
var constructor = String(aObject.constructor).match(/^function ([^\(]+)/);
if (constructor) {
constructor = constructor[1];
switch (constructor)
{
case 'String':
case 'Number':
case 'Boolean':
return JSON.stringify(aObject);
case 'Object':
return '{' + Object.keys(aObject).map(function(aKey) {
return '"' + aKey + '":' + this.objectToString(aObject[aKey]);
}, this).join(', ') + '}';
default:
break;
}
if (/Element$/.test(constructor)) {
let id = '';
if (aObject.hasAttribute('id'))
id = '#' + aObject.getAttribute('id');
let classes = '';
if (aObject.className)
classes = '.' + aObject.className.replace(/\s+/g, '.');
return '<' + aObject.localName + id + classes + '>';
}
return '<object '+constructor+'>';
}
return String(aObject);
}
catch(e) {
return String(e);
}
},
/* string bundle */
get treeBundle () {
return stringBundle.get('chrome://treestyletab/locale/treestyletab.properties');
},
get tabbrowserBundle () {
return stringBundle.get('chrome://browser/locale/tabbrowser.properties');
},
evalInSandbox : function utils_evalInSandbox(aCode, aOwner)
{
try {
var sandbox = new Cu.Sandbox(aOwner || 'about:blank');
return Cu.evalInSandbox(aCode, sandbox);
}
catch(e) {
}
return void(0);
},
isTabNotRestoredYet : function utils_isTabNotRestoredYet(aTab)
{
var browser = aTab.linkedBrowser;
return !!browser.__SS_restoreState;
},
isTabNeedToBeRestored : function utils_isTabNeedToBeRestored(aTab)
{
var browser = aTab.linkedBrowser;
return browser.__SS_restoreState == 1;
},
get SessionStoreInternal() {
return this.SessionStoreNS.SessionStoreInternal;
},
get SessionStoreNS() {
if (!this._SessionStoreNS) {
try {
// resource://app/modules/sessionstore/SessionStore.jsm ?
this._SessionStoreNS = Components.utils.import('resource:///modules/sessionstore/SessionStore.jsm', {});
}
catch(e) {
this._SessionStoreNS = {};
}
}
return this._SessionStoreNS;
},
doPatching : function utils_assertFunctionExists(aFunction, aName, aPatchingTask, aMatcher)
{
if (typeof aFunction == 'function') {
if (aMatcher && this.functionIsMatched(aFunction, aMatcher)) // already patched
return;
let patched = aPatchingTask(aName, aFunction.toSource());
if (patched && aMatcher)
this.assertFunctionIsPatched(patched, aName, aMatcher);
}
else
Components.utils.reportError(new Error('treestyletab: doPatching: ' + aName + ' is missing!'));
},
assertFunctionIsPatched : function utils_assertFunctionIsPatched(aFunction, aName, aMatcher)
{
if (!this.functionIsMatched(aFunction, aMatcher))
Components.utils.reportError(new Error('treestyletab: Failed to patch to ' + aName + ': ' + aFunction.toString()));
},
functionIsMatched : function utils_functionIsMatched(aFunction, aMatcher)
{
var source = aFunction.toString();
if (typeof aMatcher == 'string')
return source.indexOf(aMatcher) > -1;
else
return aMatcher.test(source);
},
isPrefChanging : function utils_isPrefChanging(aKey)
{
return aKey in this.changingPrefs;
},
isTreePrefChanging : function utils_isPrefChanging(aKey)
{
return (TST_PREF_PREFIX + aKey) in this.changingPrefs ||
this.isPrefChanging(aKey);
},
// xpath
NSResolver : {
lookupNamespaceURI : function(aPrefix)
{
switch (aPrefix)
{
case 'xul':
return 'http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul';
case 'html':
case 'xhtml':
return 'http://www.w3.org/1999/xhtml';
case 'xlink':
return 'http://www.w3.org/1999/xlink';
default:
return '';
}
}
},
evaluateXPath : function utils_evaluateXPath(aExpression, aContext, aType)
{
if (!aType)
aType = Ci.nsIDOMXPathResult.ORDERED_NODE_SNAPSHOT_TYPE;
try {
var XPathResult = (aContext.ownerDocument || aContext).evaluate(
aExpression,
(aContext || document),
this.NSResolver,
aType,
null
);
}
catch(e) {
return {
singleNodeValue : null,
snapshotLength : 0,
snapshotItem : function() {
return null
}
};
}
return XPathResult;
},
getArrayFromXPathResult : function utils_getArrayFromXPathResult(aXPathResult)
{
var max = aXPathResult.snapshotLength;
var array = new Array(max);
if (!max)
return array;
for (var i = 0; i < max; i++)
{
array[i] = aXPathResult.snapshotItem(i);
}
return array;
},
getTabBrowserFromChild : function utils_getTabBrowserFromChild(aTabBrowserChild)
{
if (!aTabBrowserChild)
return null;
if (aTabBrowserChild.__treestyletab__linkedTabBrowser) // tab
return aTabBrowserChild.__treestyletab__linkedTabBrowser;
if (aTabBrowserChild.localName == 'tabbrowser') // itself
return aTabBrowserChild;
if (aTabBrowserChild.tabbrowser) // tabs
return aTabBrowserChild.tabbrowser;
if (aTabBrowserChild.localName == 'toolbar') // tabs toolbar
return aTabBrowserChild.getElementsByTagName('tabs')[0].tabbrowser;
// tab context menu
var popup = this.evaluateXPath(
'ancestor-or-self::xul:menupopup[@id="tabContextMenu"]',
aTabBrowserChild,
Ci.nsIDOMXPathResult.FIRST_ORDERED_NODE_TYPE
).singleNodeValue;
if (popup && 'TabContextMenu' in aTabBrowserChild.ownerDocument.defaultView)
return this.getTabBrowserFromChild(aTabBrowserChild.ownerDocument.defaultView.TabContextMenu.contextTab);
var b = this.evaluateXPath(
'ancestor::xul:tabbrowser | '+
'ancestor::xul:tabs[@tabbrowser] |'+
'ancestor::xul:toolbar/descendant::xul:tabs',
aTabBrowserChild,
Ci.nsIDOMXPathResult.FIRST_ORDERED_NODE_TYPE
).singleNodeValue;
return (b && b.tabbrowser) || b;
},
getTreeStructureFromTabs : function TSTUtils_getTreeStructureFromTabs(aTabs)
{
if (!aTabs || !aTabs.length)
return [];
/* this returns...
[A] => -1 (parent is not in this tree)
[B] => 0 (parent is 1st item in this tree)
[C] => 0 (parent is 1st item in this tree)
[D] => 2 (parent is 2nd in this tree)
[E] => -1 (parent is not in this tree, and this creates another tree)
[F] => 0 (parent is 1st item in this another tree)
*/
var browser = this.getTabBrowserFromChild(aTabs[0]);
return this.cleanUpTreeStructureArray(
aTabs.map(function(aTab, aIndex) {
let tab = browser.treeStyleTab.getParentTab(aTab);
let index = tab ? aTabs.indexOf(tab) : -1 ;
return index >= aIndex ? -1 : index ;
}, this),
-1
);
},
cleanUpTreeStructureArray : function TSTUtils_cleanUpTreeStructureArray(aTreeStructure, aDefaultParent)
{
var offset = 0;
aTreeStructure = aTreeStructure
.map(function(aPosition, aIndex) {
return (aPosition == aIndex) ? -1 : aPosition ;
})
.map(function(aPosition, aIndex) {
if (aPosition == -1) {
offset = aIndex;
return aPosition;
}
return aPosition - offset;
});
/* The final step, this validates all of values.
Smaller than -1 is invalid, so it becomes to -1. */
aTreeStructure = aTreeStructure.map(function(aIndex) {
return aIndex < -1 ? aDefaultParent : aIndex ;
}, this);
return aTreeStructure;
},
updateNarrowScrollbarStyle : function utils_updateNarrowScrollbarStyle(aTabBrowser)
{
if (this.updatingNarrowScrollbarStyle)
return;
this.updatingNarrowScrollbarStyle = true;
setTimeout((function() {
this.updatingNarrowScrollbarStyle = false;
}).bind(this), 100);
const SSS = Cc['@mozilla.org/content/style-sheet-service;1']
.getService(Ci.nsIStyleSheetService);
if (this.lastAgentSheetForNarrowScrollbar &&
SSS.sheetRegistered(this.lastAgentSheetForNarrowScrollbar, SSS.AGENT_SHEET))
SSS.unregisterSheet(this.lastAgentSheetForNarrowScrollbar, SSS.AGENT_SHEET);
var size = this.getTreePref('tabbar.narrowScrollbar.width');
var rulesToSizeScrollbar;
var rulesToSizeScrollbarContents;
{
let OS = Services.appinfo.OS;
let shouldResize = this.getTreePref('tabbar.narrowScrollbar.resize.'+OS) || this.getTreePref('tabbar.narrowScrollbar.resize.default');
let scrollbarSize = 0;
if (!shouldResize) {
let scrollbox = aTabBrowser.tabContainer.mTabstrip._scrollbox;
let d = scrollbox.ownerDocument;
// We have to calculate the width of the scroll bar indirectly
// based on the width of the container and the scrollable contents,
// because the scrollbar is not accessible via public APIs.
scrollbarSize = this.lastOriginalScrollbarSize;
if (scrollbarSize == 0) {
let nodes = d.getAnonymousNodes(scrollbox);
if (nodes) {
for (let i = 0, maxi = nodes.length; i < maxi; i++)
{
if (nodes[i].localName != 'box')
continue;
scrollbarSize = scrollbox.boxObject.width - nodes[i].boxObject.width;
break;
}
}
}
}
if (!shouldResize && scrollbarSize > 0) {
let overWidth = size - scrollbarSize;
let leftMargin = Math.floor(overWidth / 2);
let rightMargin = overWidth - leftMargin;
rulesToSizeScrollbar = 'margin-left: '+leftMargin+'px;' +
'margin-right: '+rightMargin+'px;';
}
else {
rulesToSizeScrollbar = 'font-size: '+size+'px;';
rulesToSizeScrollbarContents = 'max-width: '+size+'px;' +
'min-width: '+size+'px;';
}
}
const style = 'data:text/css,'+encodeURIComponent(
('@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");' +
(rulesToSizeScrollbarContents ?
'tabs.tabbrowser-tabs[%MODE%="vertical"][%NARROW%="true"]' +
' .tabbrowser-arrowscrollbox' +
' > scrollbox' +
' > scrollbar[orient="vertical"],' +
'tabs.tabbrowser-tabs[%MODE%="vertical"][%NARROW%="true"]' +
' .tabbrowser-arrowscrollbox' +
' > scrollbox' +
' > scrollbar[orient="vertical"] * {' + rulesToSizeScrollbarContents + '}' : '' ) +
'tabs.tabbrowser-tabs[%MODE%="vertical"][%NARROW%="true"]' +
' .tabbrowser-arrowscrollbox' +
' > scrollbox' +
' > scrollbar[orient="vertical"] {' + rulesToSizeScrollbar + '}' +
'tabs.tabbrowser-tabs[%MODE%="vertical"][%NARROW%="true"]' +
' .tabbrowser-arrowscrollbox' +
' > scrollbox' +
' > scrollbar[orient="vertical"] * {' +
' padding-left: 0;' +
' padding-right: 0;' +
' margin-left: 0;' +
' margin-right: 0;' +
'}' +
'%FORCE_NARROW_SCROLLBAR%')
.replace(/%FORCE_NARROW_SCROLLBAR%/g,
this.getTreePref('tabbar.narrowScrollbar.overrideSystemAppearance') ?
TreeStyleTabConstants.kOVERRIDE_SYSTEM_SCROLLBAR_APPEARANCE : '' )
.replace(/%MODE%/g, TreeStyleTabConstants.kMODE)
.replace(/%NARROW%/g, TreeStyleTabConstants.kNARROW_SCROLLBAR)
.replace(/%SIZE%/g, size)
);
this.lastAgentSheetForNarrowScrollbar = this.makeURIFromSpec(style);
SSS.loadAndRegisterSheet(this.lastAgentSheetForNarrowScrollbar, SSS.AGENT_SHEET);
},
kOVERRIDE_SYSTEM_SCROLLBAR_APPEARANCE :
'tabs.tabbrowser-tabs[%MODE%="vertical"][%NARROW%="true"]' +
' .tabbrowser-arrowscrollbox' +
' > scrollbox' +
' > scrollbar[orient="vertical"] {' +
' appearance: none;' +
' -moz-appearance: none;' +
' background: ThreeDFace;' +
' border: 1px solid ThreeDShadow;' +
'}',
lastAgentSheetForNarrowScrollbar : null,
lastOriginalScrollbarSize : 0,
makeURIFromSpec : function utils_makeURIFromSpec(aURI)
{
var newURI;
aURI = aURI || '';
if (aURI && String(aURI).indexOf('file:') == 0) {
var fileHandler = Services.io.getProtocolHandler('file').QueryInterface(Ci.nsIFileProtocolHandler);
var tempLocalFile = fileHandler.getFileFromURLSpec(aURI);
newURI = Services.io.newFileURI(tempLocalFile);
}
else {
if (!/^\w+\:/.test(aURI))
aURI = 'http://'+aURI;
newURI = Services.io.newURI(aURI, null, null);
}
return newURI;
},
getGroupTabURI : function utils_getGroupTabURI(aOptions)
{
aOptions = aOptions || {};
var parameters = [];
parameters.push('title=' + encodeURIComponent(aOptions.title || ''));
parameters.push('temporary=' + !!aOptions.temporary);
return 'about:treestyletab-group?' + parameters.join('&');
},
/* Pref Listener */
domains : [
'extensions.treestyletab.'
],
observe : function utils_observe(aSubject, aTopic, aData)
{
switch (aTopic)
{
case 'nsPref:changed':
this.onPrefChange(aData);
return;
}
},
changingPrefs : {},
onPrefChange : function utils_onPrefChange(aPrefName)
{
this.changingPrefs[aPrefName] = true;
setTimeout((function() {
delete this.changingPrefs[aPrefName];
}).bind(this));
}
};
prefs.addPrefListener(TreeStyleTabUtils);
{
// Never save TST specific attributes! (because it causes many problems)
let { TabAttributesInternal } = Cu.import('resource:///modules/sessionstore/TabAttributes.jsm', {});
if (TabAttributesInternal && TabAttributesInternal._skipAttrs) {
Object.keys(TreeStyleTabConstants).forEach(function(aKey) {
if (!/^k[A-Z_]+$/.test(aKey))
return;
var name = TreeStyleTabConstants[aKey];
if (!/^treestyletab-/.test(String(name)))
return;
TabAttributesInternal._skipAttrs.add(name);
});
}
}