treestyletab/content/treestyletab/config.js

const XULAppInfo = Components.classes['@mozilla.org/xre/app-info;1']
		.getService(Components.interfaces.nsIXULAppInfo);
const comparator = Components.classes['@mozilla.org/xpcom/version-comparator;1']
					.getService(Components.interfaces.nsIVersionComparator);
var Prefs = Components
		.classes['@mozilla.org/preferences;1']
		.getService(Components.interfaces.nsIPrefBranch);

var gGroupBookmarkRadio,
	gGroupBookmarkUnderParent,
	gGroupBookmarkPref,
	gGroupBookmarkReplace;

function ensureGroupBookmarkItems()
{
	if (gGroupBookmarkPref) return;

	gGroupBookmarkRadio = document.getElementById('openGroupBookmark-radiogroup');
	gGroupBookmarkPref = document.getElementById('extensions.treestyletab.openGroupBookmark.behavior');
	gGroupBookmarkUnderParent = document.getElementById('openGroupBookmark.underParent-check');
	var bookmarkReplaceKey = 'browser.tabs.loadFolderAndReplace';
	gGroupBookmarkReplace = document.getElementById(bookmarkReplaceKey);
	try {
		gGroupBookmarkReplace.value = Prefs.getBoolPref(bookmarkReplaceKey);
	}
	catch(e) {
		Prefs.setBoolPref(bookmarkReplaceKey, gGroupBookmarkReplace.value != 'false');
	}
}

function init()
{
	ensureGroupBookmarkItems();
//	sizeToContent();
}


var gOpenLinkInTabScale,
	gLoadLocationBarToNewTabScale,
	gLoadLocationBarToChildTabScale,
	gLastStateIsVertical;
var gTabbarPlacePositionInitialized = false;

function initTabPane()
{
	gOpenLinkInTabScale = new ScaleSet(
		['extensions.treestyletab.openOuterLinkInNewTab',
		 'extensions.treestyletab.openAnyLinkInNewTab'],
		'openLinkInNewTab-scale',
		'openLinkInNewTab-labels'
	);
	gLoadLocationBarToNewTabScale = new ScaleSet(
		['extensions.treestyletab.urlbar.loadDifferentDomainToNewTab',
		 'extensions.treestyletab.urlbar.loadSameDomainToNewTab'],
		'loadLocationBarToNewTab-scale',
		'loadLocationBarToNewTab-labels'
	);
	gLoadLocationBarToChildTabScale = new ScaleSet(
		['extensions.treestyletab.urlbar.loadSameDomainToNewTab.asChild',
		 'extensions.treestyletab.urlbar.loadDifferentDomainToNewTab.asChild'],
		'loadLocationBarToChildTab-scale',
		'loadLocationBarToChildTab-labels'
	);


	var restrictionKey = 'browser.link.open_newwindow.restriction';
	var restriction = document.getElementById(restrictionKey);
	try {
		restriction.value = Prefs.getIntPref(restrictionKey);
	}
	catch(e) {
		Prefs.setIntPref(restrictionKey, parseInt(restriction.value));
	}

	gLastStateIsVertical = document.getElementById('extensions.treestyletab.tabbar.position-radiogroup').value;
	gLastStateIsVertical = gLastStateIsVertical == 'left' || gLastStateIsVertical == 'right';
}

function onSyncGroupBookmarkRadioToPref()
{
	ensureGroupBookmarkItems();
	var behavior = parseInt(gGroupBookmarkRadio.value);
	if (gGroupBookmarkUnderParent.checked) behavior += 256;

	if (behavior & 1)
		gGroupBookmarkUnderParent.removeAttribute('disabled');
	else
		gGroupBookmarkUnderParent.setAttribute('disabled', true);

	return behavior;
}

function onSyncPrefToGroupBookmarkRadio()
{
	ensureGroupBookmarkItems();
	var behavior = gGroupBookmarkPref.value & 1 ? 1 :
					gGroupBookmarkPref.value & 2 ? 2 :
					gGroupBookmarkPref.value & 4 ? 4 :
					0;
	gGroupBookmarkUnderParent.checked = gGroupBookmarkPref.value & 256 ? true : false ;
	return behavior;
}


function onChangeTabbarPosition(aOnChange)
{
	var pos = document.getElementById('extensions.treestyletab.tabbar.position-radiogroup').value;
	var invertTab = document.getElementById('extensions.treestyletab.tabbar.invertTab-check');
	var invertTabContents = document.getElementById('extensions.treestyletab.tabbar.invertTabContents-check');
	var invertClosebox = document.getElementById('extensions.treestyletab.tabbar.invertClosebox-check');

	invertTab.disabled = pos != 'right';
//	invertTabContents.disabled = pos != 'right';
	invertClosebox.setAttribute('label',
		invertClosebox.getAttribute(
			(pos == 'right' && invertTabContents.checked) ?
				'label-right' :
				'label-left'
		)
	);
	if (invertClosebox.checked != document.getElementById('extensions.treestyletab.tabbar.invertClosebox').defaultValue)
		invertClosebox.removeAttribute('collapsed');
	else
		invertClosebox.setAttribute('collapsed', true);

	var indentCheckH   = document.getElementById('extensions.treestyletab.enableSubtreeIndent.horizontal-check');
	var indentCheckV   = document.getElementById('extensions.treestyletab.enableSubtreeIndent.vertical-check');
	var collapseCheckH = document.getElementById('extensions.treestyletab.allowSubtreeCollapseExpand.horizontal-check');
	var collapseCheckV = document.getElementById('extensions.treestyletab.allowSubtreeCollapseExpand.vertical-check');
	var hideNewTabCheckH = document.getElementById('extensions.treestyletab.tabbar.hideNewTabButton.horizontal-check');
	var hideNewTabCheckV = document.getElementById('extensions.treestyletab.tabbar.hideNewTabButton.vertical-check');
	var hideAllTabsCheckH = document.getElementById('extensions.treestyletab.tabbar.hideAlltabsButton.horizontal-check');
	var hideAllTabsCheckV = document.getElementById('extensions.treestyletab.tabbar.hideAlltabsButton.vertical-check');

	var newTabAvailable = comparator.compare(XULAppInfo.version, '3.1b3') >= 0;
	if (!newTabAvailable) {
		hideNewTabCheckH.setAttribute('collapsed', true);
		hideNewTabCheckV.setAttribute('collapsed', true);
	}

	if (pos == 'left' || pos == 'right') {
		indentCheckH.setAttribute('collapsed', true);
		indentCheckV.removeAttribute('collapsed');
		collapseCheckH.setAttribute('collapsed', true);
		collapseCheckV.removeAttribute('collapsed');
		if (newTabAvailable) {
			hideNewTabCheckH.setAttribute('collapsed', true);
			hideNewTabCheckV.removeAttribute('collapsed');
		}
		hideAllTabsCheckH.setAttribute('collapsed', true);
		hideAllTabsCheckV.removeAttribute('collapsed');
	}       
	else {
		indentCheckH.removeAttribute('collapsed');
		indentCheckV.setAttribute('collapsed', true);
		collapseCheckH.removeAttribute('collapsed');
		collapseCheckV.setAttribute('collapsed', true);
		if (newTabAvailable) {
			hideNewTabCheckH.removeAttribute('collapsed');
			hideNewTabCheckV.setAttribute('collapsed', true);
		}
		hideAllTabsCheckH.removeAttribute('collapsed');
		hideAllTabsCheckV.setAttribute('collapsed', true);
	}

	gTabbarPlacePositionInitialized = true;
}


var gAutoHideModeRadio,
	gAutoHideModeToggle,
	gTabbarTransparencyScale,
	gTabbarTransparencyLabels;
function initAutoHidePane()
{
	gAutoHideModeRadio = document.getElementById('extensions.treestyletab.tabbar.autoHide.mode-radio');
	gAutoHideModeToggle = document.getElementById('extensions.treestyletab.tabbar.autoHide.mode.toggle');
	gTabbarTransparencyScale = document.getElementById('tabbarTransparency-scale');
	gTabbarTransparencyLabels = document.getElementById('tabbarTransparency-labels');
	updateAutoHideModeLabel();
	onTabbarTransparencyScaleChange();
}

function onChangeAutoHideMode()
{
	if (!gAutoHideModeRadio) return;
	var mode = gAutoHideModeRadio.value;
	if (!mode) return;
	if (gAutoHideModeRadio.value != 0) {
		gAutoHideModeToggle.value = mode;
		updateAutoHideModeLabel();
	}
}

function updateAutoHideModeLabel()
{
	if (!gAutoHideModeRadio) return;
	var mode = gAutoHideModeRadio.value;
	var nodes = document.getElementsByAttribute('label-mode'+mode, '*');
	if (nodes && nodes.length)
		Array.slice(nodes).forEach(function(aNode) {
			var label = aNode.getAttribute('label-mode'+mode);
			var node = document.getElementById(aNode.getAttribute('target'));
			var attr = node.localName == 'label' ? 'value' : 'label' ;
			node.setAttribute(attr, label);
		});
}

function onTabbarTransparencyScaleChange()
{
	gTabbarTransparencyLabels.selectedIndex = gTabbarTransparencyScale.value;
}


function updateCloseRootBehaviorCheck()
{
	var closeParentBehavior = document.getElementById('extensions.treestyletab.closeParentBehavior-radiogroup').value;
	var closeRootBehavior = document.getElementById('extensions.treestyletab.closeRootBehavior-check');
	if (closeParentBehavior == 0)
		closeRootBehavior.removeAttribute('disabled');
	else
		closeRootBehavior.setAttribute('disabled', true);
}



function ScaleSet(aPrefs, aScale, aLabelsDeck)
{
	this.prefs = aPrefs.map(document.getElementById, document);
	this.scale = document.getElementById(aScale);
	this.labels = document.getElementById(aLabelsDeck);

	this.scale.value = this.prefs[1].value ? 2 :
						this.prefs[0].value ? 1 :
							0 ;
	this.labels.selectedIndex = this.scale.value;
}
ScaleSet.prototype = {
	onChange : function()
	{
		var value = this.value;
		this.prefs[0].value = value > 0;
		this.prefs[1].value = value > 1;
		this.labels.selectedIndex = value;
	},

	set value(aValue)
	{
		this.scale.value = aValue;
		this.onChange();
		return aValue;
	},
	get value()
	{
		return parseInt(this.scale.value);
	},

	set disabled(aDisabled)
	{
		if (aDisabled) {
			this.scale.setAttribute('disabled', true);
			Array.slice(this.labels.childNodes).forEach(function(aNode) {
				aNode.setAttribute('disabled', true);
			});
		}
		else {
			this.scale.removeAttribute('disabled');
			Array.slice(this.labels.childNodes).forEach(function(aNode) {
				aNode.removeAttribute('disabled');
			});
		}
	},
	get disabled()
	{
		return this.scale.getAttribute('disabled') == 'true';
	},

	destroy : function()
	{
		this.prefs = null;
		this.scale = null;
		this.labels = null;
	}
};