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neat.js
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neat.js
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window.addEventListener('load', init, false);
function init() {
if (localStorage.popupHeight) document.body.style.height = localStorage.popupHeight + 'px';
if (localStorage.popupWidth) document.body.style.width = localStorage.popupWidth + 'px';
};
(function(window){
var document = window.document;
var chrome = window.chrome;
var localStorage = window.localStorage;
var navigator = window.navigator;
var body = document.body;
var _m = chrome.i18n.getMessage;
var _b = chrome.extension.getBackgroundPage().console;
// Error alert
var AlertDialog = {
open: function(dialog){
if (!dialog) return;
$('alert-dialog-text').innerHTML = dialog;
body.addClass('needAlert');
},
close: function(){
body.removeClass('needAlert');
}
};
// popdown toast when an error occurs
window.addEventListener('error', function(){
AlertDialog.open('<strong>' + _m('errorOccured') + '</strong><br>' + _m('reportedToDeveloper'));
}, false);
// Platform detection
var os = (navigator.platform.toLowerCase().match(/mac|win|linux/i) || ['other'])[0];
body.addClass(os);
// Chrome version detection
var version = (function(){
var v = {};
var keys = ['major', 'minor', 'build', 'patch'];
var matches = navigator.userAgent.match(/chrome\/([\d]+)\.([\d]+)\.([\d]+)\.([\d]+)/i);
if (!matches) return null;
matches.slice(1).forEach(function(m, i){
v[keys[i]] = m.toInt();
});
return v;
})();
// Some i18n
$('search-input').placeholder = _m('searchBookmarks');
$('edit-dialog-name').placeholder = _m('name');
$('edit-dialog-url').placeholder = _m('url');
$each({
'bookmark-new-tab': 'openNewTab',
'bookmark-new-window': 'openNewWindow',
'bookmark-new-incognito-window': 'openIncognitoWindow',
'bookmark-edit': 'edit',
'bookmark-delete': 'delete',
'folder-window': 'openBookmarks',
'folder-new-window': 'openBookmarksNewWindow',
'folder-new-incognito-window': 'openBookmarksIncognitoWindow',
'folder-edit': 'edit',
'folder-delete': 'deleteEllipsis',
'edit-dialog-button': 'save'
}, function(msg, id){
var el = $(id), m = _m(msg);
if (el.tagName == 'COMMAND') el.label = m;
el.textContent = m;
});
// RTL indicator
var rtl = (body.getComputedStyle('direction') == 'rtl');
if (rtl) body.addClass('rtl');
// Init some variables
var opens = localStorage.opens ? JSON.parse(localStorage.opens) : [];
var rememberState = !localStorage.dontRememberState;
var a = document.createElement('a');
var httpsPattern = /^https?:\/\//i;
// Adaptive bookmark tooltips
var adaptBookmarkTooltips = function(){
var bookmarks = document.querySelectorAll('li.child a');
for (var i = 0, l = bookmarks.length; i < l; i++){
var bookmark = bookmarks[i];
if (bookmark.hasClass('titled')){
if (bookmark.scrollWidth <= bookmark.offsetWidth){
bookmark.title = bookmark.href;
bookmark.removeClass('titled');
}
} else if (bookmark.scrollWidth > bookmark.offsetWidth){
var text = bookmark.querySelector('i').textContent;
var title = bookmark.title;
if (text != title){
bookmark.title = text + '\n' + title;
bookmark.addClass('titled');
}
}
}
};
var generateBookmarkHTML = function(title, url, extras){
if (!extras) extras = '';
var u = url.htmlspecialchars();
var favicon = 'chrome://favicon/' + u;
var tooltipURL = url;
if (/^javascript:/i.test(url)){
if (url.length > 140) tooltipURL = url.slice(0, 140) + '...';
favicon = 'document-code.png';
}
tooltipURL = tooltipURL.htmlspecialchars();
var name = title.htmlspecialchars() || (httpsPattern.test(url) ? url.replace(httpsPattern, '') : _m('noTitle'));
return '<a href="' + u + '"' + ' title="' + tooltipURL + '" tabindex="0" ' + extras + '>'
+ '<img src="' + favicon + '" width="16" height="16" alt=""><i>' + name + '</i>' + '</a>';
};
var generateHTML = function(data, level){
if (!level) level = 0;
var paddingStart = 14 * level;
var group = (level == 0) ? 'tree' : 'group';
var html = '<ul role="' + group + '" data-level="' + level + '">';
for (var i = 0, l = data.length; i < l; i++){
var d = data[i];
var children = d.children;
var title = d.title.htmlspecialchars();
var url = d.url;
var id = d.id;
var parentID = d.parentId;
var idHTML = id ? ' id="neat-tree-item-' + id + '"': '';
var isFolder = d.dateGroupModified || children || typeof url == 'undefined';
if (isFolder){
var isOpen = false;
var open = '';
if (rememberState){
isOpen = opens.contains(id);
if (isOpen) open = ' open';
}
html += '<li class="parent' + open + '"' + idHTML + ' role="treeitem" aria-expanded="' + isOpen + '" data-parentid="' + parentID + '">'
+ '<span tabindex="0" style="-webkit-padding-start: ' + paddingStart + 'px"><b class="twisty"></b>'
+ '<img src="folder.png" width="16" height="16" alt=""><i>' + (title || _m('noTitle')) + '</i>' + '</span>';
if (isOpen){
if (children){
html += generateHTML(children, level + 1);
} else {
(function(_id){
chrome.bookmarks.getChildren(_id, function(children){
var html = generateHTML(children, level + 1);
var div = document.createElement('div');
div.innerHTML = html;
var ul = div.querySelector('ul');
ul.inject($('neat-tree-item-' + _id));
div.destroy();
});
})(id);
}
}
} else {
html += '<li class="child"' + idHTML + ' role="treeitem" data-parentid="' + parentID + '">'
+ generateBookmarkHTML(title, url, 'style="-webkit-padding-start: ' + paddingStart + 'px"');
}
html += '</li>';
}
html += '</ul>';
return html;
};
var $tree = $('tree');
chrome.bookmarks.getTree(function(tree){
var html = generateHTML(tree[0].children);
$tree.innerHTML = html;
// recall scroll position (from top of popup) when tree opened
if (rememberState) $tree.scrollTop = localStorage.scrollTop || 0;
var focusID = localStorage.focusID;
if (typeof focusID != 'undefined' && focusID != null){
var focusEl = $('neat-tree-item-' + focusID);
if (focusEl){
var oriOverflow = $tree.style.overflow;
$tree.style.overflow = 'hidden';
focusEl.style.width = '100%';
focusEl.firstElementChild.addClass('focus');
setTimeout(function(){
$tree.style.overflow = oriOverflow;
}, 1);
setTimeout(function(){
localStorage.removeItem('focusID');
}, 4000);
}
}
setTimeout(adaptBookmarkTooltips, 100);
tree = null;
});
// Events for the tree
$tree.addEventListener('scroll', function(){
localStorage.scrollTop = $tree.scrollTop; // store scroll position at each scroll event
});
$tree.addEventListener('focus', function(e){
var el = e.target;
var tagName = el.tagName;
var focusEl = $tree.querySelector('.focus');
if (focusEl) focusEl.removeClass('focus');
if (tagName == 'A' || tagName == 'SPAN'){
var id = el.parentNode.id.replace('neat-tree-item-', '');
localStorage.focusID = id;
} else {
localStorage.focusID = null;
}
}, true);
var closeUnusedFolders = localStorage.closeUnusedFolders;
$tree.addEventListener('click', function(e){
if (e.button != 0) return;
var el = e.target;
var tagName = el.tagName;
if (tagName != 'SPAN') return;
if (e.shiftKey || e.ctrlKey) return;
var parent = el.parentNode;
parent.toggleClass('open');
var expanded = parent.hasClass('open');
parent.setAttribute('aria-expanded', expanded);
var children = parent.querySelector('ul');
if (!children){
var id = parent.id.replace('neat-tree-item-', '');
chrome.bookmarks.getChildren(id, function(children){
var html = generateHTML(children, parseInt(parent.parentNode.dataset.level) + 1);
var div = document.createElement('div');
div.innerHTML = html;
var ul = div.querySelector('ul');
ul.inject(parent);
div.destroy();
setTimeout(adaptBookmarkTooltips, 100);
});
}
if (closeUnusedFolders && expanded){
var siblings = parent.getSiblings('li');
for (var i = 0, l = siblings.length; i < l; i++){
var li = siblings[i];
if (li.hasClass('parent')){
li.removeClass('open').setAttribute('aria-expanded', false);
}
}
}
var opens = $tree.querySelectorAll('li.open');
opens = Array.map(function(li){
return li.id.replace('neat-tree-item-', '');
}, opens);
localStorage.opens = JSON.stringify(opens);
});
// Force middle clicks to trigger the focus event
$tree.addEventListener('mouseup', function(e){
if (e.button != 1) return;
var el = e.target;
var tagName = el.tagName;
if (tagName != 'A' && tagName != 'SPAN') return;
el.focus();
});
// Search
var $results = $('results');
var searchMode = false;
var searchInput = $('search-input');
var prevValue = '';
var search = function(){
var value = searchInput.value.trim();
localStorage.searchQuery = value;
if (value == ''){
prevValue = '';
searchMode = false;
$tree.style.display = 'block';
$results.style.display = 'none';
return;
}
if (value == prevValue) return;
prevValue = value;
searchMode = true;
chrome.bookmarks.search(value, function(results){
var v = value.toLowerCase();
var vPattern = new RegExp('^' + value.escapeRegExp().replace(/\s+/g, '.*'), 'ig');
if (results.length > 1){
results.sort(function(a, b){
var aTitle = a.title;
var bTitle = b.title;
var aIndexTitle = aTitle.toLowerCase().indexOf(v);
var bIndexTitle = bTitle.toLowerCase().indexOf(v);
if (aIndexTitle >= 0 || bIndexTitle >= 0){
if (aIndexTitle < 0) aIndexTitle = Infinity;
if (bIndexTitle < 0) bIndexTitle = Infinity;
return aIndexTitle - bIndexTitle;
}
var aTestTitle = vPattern.test(aTitle);
var bTestTitle = vPattern.test(bTitle);
if (aTestTitle && !bTestTitle) return -1;
if (!aTestTitle && bTestTitle) return 1;
return b.dateAdded - a.dateAdded;
});
results = results.slice(0, 100); // 100 is enough
}
var html = '<ul role="list">';
for (var i = 0, l = results.length; i < l; i++){
var result = results[i];
var id = result.id;
html += '<li data-parentid="' + result.parentId + '" id="results-item-' + id + '" role="listitem">'
+ generateBookmarkHTML(result.title, result.url);
}
html += '</ul>';
$tree.style.display = 'none';
$results.innerHTML = html;
$results.style.display = 'block';
var lis = $results.querySelectorAll('li');
Array.forEach(function(li){
var parentId = li.dataset.parentid;
chrome.bookmarks.get(parentId, function(node){
if (!node || !node.length) return;
var a = li.querySelector('a');
a.title = _m('parentFolder', node[0].title) + '\n' + a.title;
});
}, lis);
results = null;
vPattern = null;
lis = null;
});
};
searchInput.addEventListener('input', search);
searchInput.addEventListener('keydown', function(e){
var key = e.keyCode;
var focusID = localStorage.focusID;
if (key == 40 && searchInput.value.length == searchInput.selectionEnd){ // down
e.preventDefault();
if (searchMode){
$results.querySelector('ul>li:first-child a').focus();
} else {
$tree.querySelector('ul>li:first-child').querySelector('span, a').focus();
}
} else if (key == 13 && searchInput.value.length){ // enter
var item = $results.querySelector('ul>li:first-child a');
item.focus();
setTimeout(function(){
var event = document.createEvent('MouseEvents');
event.initMouseEvent('click', true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
item.dispatchEvent(event);
}, 30);
} else if (key == 9 && !searchMode){ // tab
if (typeof focusID != 'undefined' && focusID != null){
var focusEl = $('neat-tree-item-' + focusID);
if (focusEl){
e.preventDefault();
focusEl.firstElementChild.focus();
}
} else {
var bound = $tree.scrollTop;
var items = $tree.querySelectorAll('a, span');
var firstItem = Array.filter(function(item){
return !!item.parentElement.offsetHeight && ((item.offsetTop + item.offsetHeight) > bound);
}, items)[0];
if (firstItem) firstItem.focus();
}
// Pressing esc shouldn't close the popup when search field has value
} else if (e.keyCode == 27 && searchInput.value){ // esc
e.preventDefault();
searchInput.value = '';
search();
}
});
searchInput.addEventListener('focus', function(){
body.addClass('searchFocus');
});
searchInput.addEventListener('blur', function(){
body.removeClass('searchFocus');
});
// Saved search query
if (rememberState && localStorage.searchQuery){
searchInput.value = localStorage.searchQuery;
search();
searchInput.select();
searchInput.scrollLeft = 0;
}
// Popup auto-height
var resetHeight = function(){
var zoomLevel = localStorage.zoom ? localStorage.zoom.toInt() / 100 : 1;
setTimeout(function(){
var neatTree = $tree.firstElementChild;
if (neatTree){
var fullHeight = (neatTree.offsetHeight + $tree.offsetTop + 16) * zoomLevel;
// Slide up faster than down
body.style.webkitTransitionDuration = (fullHeight < window.innerHeight) ? '.3s' : '.1s';
var maxHeight = screen.height - window.screenY - 50;
var height = Math.max(200, Math.min(fullHeight, maxHeight));
body.style.height = height + 'px';
localStorage.popupHeight = height;
}
}, 100);
};
if (!searchMode) resetHeight();
$tree.addEventListener('click', resetHeight);
$tree.addEventListener('keyup', resetHeight);
// Confirm dialog event listeners
$('confirm-dialog-button-1').addEventListener('click', function(){
ConfirmDialog.fn1();
ConfirmDialog.close();
}, false);
$('confirm-dialog-button-2').addEventListener('click', function(){
ConfirmDialog.fn2();
ConfirmDialog.close();
}, false);
// Confirm dialog
var ConfirmDialog = {
open: function(opts){
if (!opts) return;
$('confirm-dialog-text').innerHTML = opts.dialog.widont();
$('confirm-dialog-button-1').innerHTML = opts.button1;
$('confirm-dialog-button-2').innerHTML = opts.button2;
if (opts.fn1) ConfirmDialog.fn1 = opts.fn1;
if (opts.fn2) ConfirmDialog.fn2 = opts.fn2;
$('confirm-dialog-button-' + (opts.focusButton || 1)).focus();
document.body.addClass('needConfirm');
},
close: function(){
document.body.removeClass('needConfirm');
},
fn1: function(){},
fn2: function(){}
};
// Edit dialog event listener
$('edit-dialog').addEventListener('submit', function(){
EditDialog.close();
return false;
}, false);
// Edit dialog
var EditDialog = window.EditDialog = {
open: function(opts){
if (!opts) return;
$('edit-dialog-text').innerHTML = opts.dialog.widont();
if (opts.fn) EditDialog.fn = opts.fn;
var type = opts.type || 'bookmark';
var name = $('edit-dialog-name');
name.value = opts.name;
name.focus();
name.select();
name.scrollLeft = 0; // very delicate, show first few words instead of last
var url = $('edit-dialog-url');
if (type == 'bookmark'){
url.style.display = '';
url.disabled = false;
url.value = opts.url;
} else {
url.style.display = 'none';
url.disabled = true;
url.value = '';
}
body.addClass('needEdit');
},
close: function(){
var urlInput = $('edit-dialog-url');
var url = urlInput.value;
if (!urlInput.validity.valid){
urlInput.value = 'http://' + url;
if (!urlInput.validity.valid) url = ''; // if still invalid, forget it.
url = 'http://' + url;
}
EditDialog.fn($('edit-dialog-name').value, url);
body.removeClass('needEdit');
},
fn: function(){}
};
// Bookmark handling
var dontConfirmOpenFolder = !!localStorage.dontConfirmOpenFolder;
var bookmarkClickStayOpen = !!localStorage.bookmarkClickStayOpen;
var openBookmarksLimit = 10;
var actions = {
openBookmark: function(url){
chrome.tabs.getSelected(null, function(tab){
try {
decodedURL = decodeURIComponent(url);
} catch (e) {
return;
}
chrome.tabs.update(tab.id, {
url: decodedURL
});
if (!bookmarkClickStayOpen) setTimeout(window.close, 200);
});
},
openBookmarkNewTab: function(url, selected, blankTabCheck){
var open = function(){
chrome.tabs.create({
url: url,
selected: selected
});
};
if (blankTabCheck){
chrome.tabs.getSelected(null, function(tab){
if (/^chrome:\/\/newtab/i.test(tab.url)){
chrome.tabs.update(tab.id, {
url: url
});
if (!bookmarkClickStayOpen) setTimeout(window.close, 200);
} else {
open();
}
});
} else {
open();
}
},
openBookmarkNewWindow: function(url, incognito){
chrome.windows.create({
url: url,
incognito: incognito
});
},
openBookmarks: function(urls, selected){
var urlsLen = urls.length;
var open = function(){
chrome.tabs.create({
url: urls.shift(),
selected: selected // first tab will be selected
});
for (var i = 0, l = urls.length; i < l; i++){
chrome.tabs.create({
url: urls[i],
selected: false
});
}
};
if (!dontConfirmOpenFolder && urlsLen > openBookmarksLimit){
ConfirmDialog.open({
dialog: _m('confirmOpenBookmarks', ''+urlsLen),
button1: '<strong>' + _m('open') + '</strong>',
button2: _m('nope'),
fn1: open
});
} else {
open();
}
},
openBookmarksNewWindow: function(urls, incognito){
var urlsLen = urls.length;
var open = function(){
chrome.windows.create({
url: urls,
incognito: incognito
});
};
if (!dontConfirmOpenFolder && urlsLen > openBookmarksLimit){
var dialog = incognito ? _m('confirmOpenBookmarksNewIncognitoWindow', ''+urlsLen) : _m('confirmOpenBookmarksNewWindow', ''+urlsLen);
ConfirmDialog.open({
dialog: dialog,
button1: '<strong>' + _m('open') + '</strong>',
button2: _m('nope'),
fn1: open
});
} else {
open();
}
},
editBookmarkFolder: function(id){
chrome.bookmarks.get(id, function(nodeList){
if (!nodeList.length) return;
var node = nodeList[0];
var url = node.url;
var isBookmark = !!url;
var type = isBookmark ? 'bookmark' : 'folder';
var dialog = isBookmark ? _m('editBookmark') : _m('editFolder');
EditDialog.open({
dialog: dialog,
type: type,
name: node.title,
url: decodeURIComponent(url),
fn: function(name, url){
chrome.bookmarks.update(id, {
title: name,
url: isBookmark ? url : ''
}, function(n){
var title = n.title;
var url = n.url;
var li = $('neat-tree-item-' + id);
if (li){
if (isBookmark){
var css = li.querySelector('a').style.cssText;
li.innerHTML = generateBookmarkHTML(title, url, 'style="' + css + '"');
} else {
var i = li.querySelector('i');
var name = title || (httpsPattern.test(url) ? url.replace(httpsPattern, '') : _m('noTitle'));
i.textContent = name;
}
}
if (searchMode){
li = $('results-item-' + id);
li.innerHTML = generateBookmarkHTML(title, url);
}
li.firstElementChild.focus();
});
}
});
});
},
deleteBookmark: function(id){
var li1 = $('neat-tree-item-' + id);
var li2 = $('results-item-' + id);
chrome.bookmarks.remove(id, function(){
if (li1){
var nearLi1 = li1.nextElementSibling || li1.previousElementSibling;
li1.destroy();
if (!searchMode && nearLi1) nearLi1.querySelector('a, span').focus();
}
if (li2){
var nearLi2 = li2.nextElementSibling || li2.previousElementSibling;
li2.destroy();
if (searchMode && nearLi2) nearLi2.querySelector('a, span').focus();
}
});
},
deleteBookmarks: function(id, bookmarkCount, folderCount){
var li = $('neat-tree-item-' + id);
var item = li.querySelector('span');
if (bookmarkCount || folderCount){
var dialog = '';
var folderName = '<cite>' + item.textContent.trim() + '</cite>';
if (bookmarkCount && folderCount){
dialog = _m('confirmDeleteFolderSubfoldersBookmarks', [folderName, folderCount, bookmarkCount]);
} else if (bookmarkCount){
dialog = _m('confirmDeleteFolderBookmarks', [folderName, bookmarkCount]);
} else {
dialog = _m('confirmDeleteFolderSubfolders', [folderName, folderCount]);
}
ConfirmDialog.open({
dialog: dialog,
button1: '<strong>' + _m('delete') + '</strong>',
button2: _m('nope'),
fn1: function(){
chrome.bookmarks.removeTree(id, function(){
li.destroy();
});
var nearLi = li.nextElementSibling || li.previousElementSibling;
if (nearLi) nearLi.querySelector('a, span').focus();
},
fn2: function(){
li.querySelector('a, span').focus();
}
});
} else {
chrome.bookmarks.removeTree(id, function(){
li.destroy();
});
var nearLi = li.nextElementSibling || li.previousElementSibling;
if (nearLi) nearLi.querySelector('a, span').focus();
}
}
};
var middleClickBgTab = !!localStorage.middleClickBgTab;
var leftClickNewTab = !!localStorage.leftClickNewTab;
var noOpenBookmark = false;
var bookmarkHandler = function(e){
e.preventDefault();
if (e.button != 0) return; // force left-click
if (noOpenBookmark){ // flag that disables opening bookmark
noOpenBookmark = false;
return;
}
var el = e.target;
var ctrlMeta = (e.ctrlKey || e.metaKey);
var shift = e.shiftKey;
if (el.tagName == 'A'){
var url = el.href;
if (ctrlMeta){ // ctrl/meta click
actions.openBookmarkNewTab(url, middleClickBgTab ? shift : !shift);
} else { // click
if (shift){
actions.openBookmarkNewWindow(url);
} else {
leftClickNewTab ? actions.openBookmarkNewTab(url, true, true) : actions.openBookmark(url);
}
}
} else if (el.tagName == 'SPAN'){
var li = el.parentNode;
var id = li.id.replace('neat-tree-item-', '');
chrome.bookmarks.getChildren(id, function(children){
var urls = Array.map(function(c){
return c.url;
}, children).clean();
var urlsLen = urls.length;
if (!urlsLen) return;
if (ctrlMeta){ // ctrl/meta click
actions.openBookmarks(urls, middleClickBgTab ? shift : !shift);
} else if (shift){ // shift click
actions.openBookmarksNewWindow(urls);
}
});
}
};
$tree.addEventListener('click', bookmarkHandler);
$results.addEventListener('click', bookmarkHandler);
var bookmarkHandlerMiddle = function(e){
if (e.button != 1) return; // force middle-click
var event = document.createEvent('MouseEvents');
event.initMouseEvent('click', true, true, window, 0, 0, 0, 0, 0, true, false, e.shiftKey, true, 0, null);
e.target.dispatchEvent(event);
};
$tree.addEventListener('mouseup', bookmarkHandlerMiddle);
$results.addEventListener('mouseup', bookmarkHandlerMiddle);
// Disable Chrome auto-scroll feature
window.addEventListener('mousedown', function(e){
if (e.button == 1) e.preventDefault();
});
// Context menu
var $bookmarkContextMenu = $('bookmark-context-menu');
var $folderContextMenu = $('folder-context-menu');
var clearMenu = function(e){
currentContext = null;
var active = body.querySelector('.active');
if (active){
active.removeClass('active');
// This is kinda hacky. Oh well.
if (e){
var el = e.target;
if (el == $tree || el == $results) active.focus();
}
}
$bookmarkContextMenu.style.left = '-999px';
$bookmarkContextMenu.style.opacity = 0;
$folderContextMenu.style.left = '-999px';
$folderContextMenu.style.opacity = 0;
};
body.addEventListener('click', clearMenu);
$tree.addEventListener('scroll', clearMenu);
$results.addEventListener('scroll', clearMenu);
$tree.addEventListener('focus', clearMenu, true);
$results.addEventListener('focus', clearMenu, true);
var currentContext = null;
var macCloseContextMenu = false;
body.addEventListener('contextmenu', function(e){
e.preventDefault();
clearMenu();
if (os == 'mac'){
macCloseContextMenu = false;
setTimeout(function(){ macCloseContextMenu = true; }, 500);
}
var el = e.target;
if (el.tagName == 'A'){
currentContext = el;
var active = body.querySelector('.active');
if (active) active.removeClass('active');
el.addClass('active');
var bookmarkMenuWidth = $bookmarkContextMenu.offsetWidth;
var bookmarkMenuHeight = $bookmarkContextMenu.offsetHeight;
var pageX = rtl ? Math.max(0, e.pageX - bookmarkMenuWidth) : Math.min(e.pageX, body.offsetWidth - bookmarkMenuWidth);
var pageY = e.pageY;
var boundY = window.innerHeight - bookmarkMenuHeight;
if (pageY > boundY) pageY -= bookmarkMenuHeight;
if (pageY < 0) pageY = boundY;
pageY = Math.max(0, pageY);
$bookmarkContextMenu.style.left = pageX + 'px';
$bookmarkContextMenu.style.top = pageY + 'px';
$bookmarkContextMenu.style.opacity = 1;
$bookmarkContextMenu.focus();
} else if (el.tagName == 'SPAN'){
currentContext = el;
var active = body.querySelector('.active');
if (active) active.removeClass('active');
el.addClass('active');
if (el.parentNode.dataset.parentid == '0'){
$folderContextMenu.addClass('hide-editables');
} else {
$folderContextMenu.removeClass('hide-editables');
}
var folderMenuWidth = $folderContextMenu.offsetWidth;
var folderMenuHeight = $folderContextMenu.offsetHeight;
var pageX = rtl ? Math.max(0, e.pageX - folderMenuWidth) : Math.min(e.pageX, body.offsetWidth - folderMenuWidth);
var pageY = e.pageY;
var boundY = window.innerHeight - folderMenuHeight;
if (pageY > boundY) pageY -= folderMenuHeight;
if (pageY < 0) pageY = boundY;
$folderContextMenu.style.left = pageX + 'px';
$folderContextMenu.style.top = pageY + 'px';
$folderContextMenu.style.opacity = 1;
$folderContextMenu.focus();
}
});
// on Mac, holding down right-click for a period of time closes the context menu
// Not a complete implementation, but it works :)
if (os == 'mac') body.addEventListener('mouseup', function(e){
if (e.button == 2 && macCloseContextMenu){
macCloseContextMenu = false;
clearMenu();
}
});
var bookmarkContextHandler = function(e){
e.stopPropagation();
if (!currentContext) return;
var el = e.target;
if (el.tagName != 'COMMAND') return;
var url = currentContext.href;
switch (el.id){
case 'bookmark-new-tab':
actions.openBookmarkNewTab(url);
break;
case 'bookmark-new-window':
actions.openBookmarkNewWindow(url);
break;
case 'bookmark-new-incognito-window':
actions.openBookmarkNewWindow(url, true);
break;
case 'bookmark-edit':
var li = currentContext.parentNode;
var id = li.id.replace(/(neat\-tree|results)\-item\-/, '');
actions.editBookmarkFolder(id);
break;
case 'bookmark-delete':
var li = currentContext.parentNode;
var id = li.id.replace(/(neat\-tree|results)\-item\-/, '');
actions.deleteBookmark(id);
break;
}
clearMenu();
};
// On Mac, all three mouse clicks work; on Windows, middle-click doesn't work
$bookmarkContextMenu.addEventListener('mouseup', function(e){
e.stopPropagation();
if (e.button == 0 || (os == 'mac' && e.button == 1)) bookmarkContextHandler(e);
});
$bookmarkContextMenu.addEventListener('contextmenu', bookmarkContextHandler);
$bookmarkContextMenu.addEventListener('click', function(e){
e.stopPropagation();
});
var folderContextHandler = function(e){
if (!currentContext) return;
var el = e.target;
if (el.tagName != 'COMMAND') return;
var li = currentContext.parentNode;
var id = li.id.replace('neat-tree-item-', '');
chrome.bookmarks.getChildren(id, function(children){
var urls = Array.map(function(c){
return c.url;
}, children).clean();
var urlsLen = urls.length;
var noURLS = !urlsLen;
switch (el.id){
case 'folder-window':
if (noURLS) return;
actions.openBookmarks(urls);
break;
case 'folder-new-window':
if (noURLS) return;
actions.openBookmarksNewWindow(urls);
break;
case 'folder-new-incognito-window':
if (noURLS) return;
actions.openBookmarksNewWindow(urls, true);
break;
case 'folder-edit':
actions.editBookmarkFolder(id);
break;
case 'folder-delete':
actions.deleteBookmarks(id, urlsLen, children.length-urlsLen);
break;
}
});
clearMenu();
};
$folderContextMenu.addEventListener('mouseup', function(e){
e.stopPropagation();
if (e.button == 0 || (os == 'mac' && e.button == 1)) folderContextHandler(e);
});
$folderContextMenu.addEventListener('contextmenu', folderContextHandler);
$folderContextMenu.addEventListener('click', function(e){
e.stopPropagation();
});
// Keyboard navigation
var keyBuffer = '', keyBufferTimer;
var treeKeyDown = function(e){
var item = document.activeElement;
if (!/^(a|span)$/i.test(item.tagName)) item = $tree.querySelector('.focus') || $tree.querySelector('li:first-child>span');
var li = item.parentNode;
var keyCode = e.keyCode;
var metaKey = e.metaKey;
if (keyCode == 40 && metaKey) keyCode = 35; // cmd + down (Mac)
if (keyCode == 38 && metaKey) keyCode = 36; // cmd + up (Mac)
switch (keyCode){
case 40: // down
e.preventDefault();
var liChild = li.querySelector('ul>li:first-child');
if (li.hasClass('open') && liChild){
liChild.querySelector('a, span').focus();
} else {
var nextLi = li.nextElementSibling;
if (nextLi){
nextLi.querySelector('a, span').focus();
} else {
do {
li = li.parentNode.parentNode;
if (li) nextLi = li.nextElementSibling;
if (nextLi) LastLi = nextLi.querySelector('a, span');
if (LastLi) LastLi.focus(); // down on the last item in tree
} while (li && !nextLi);
}
}
break;
case 38: // up
e.preventDefault();
var prevLi = li.previousElementSibling;
if (prevLi){
while (prevLi.hasClass('open') && prevLi.querySelector('ul>li:last-child')){
var lis = prevLi.querySelectorAll('ul>li:last-child');
prevLi = Array.filter(function(li){
return !!li.parentNode.offsetHeight;
}, lis).getLast();
};
prevLi.querySelector('a, span').focus();
} else {
var parentPrevLi = li.parentNode.parentNode;
if (parentPrevLi && parentPrevLi.tagName == 'LI'){
parentPrevLi.querySelector('a, span').focus();
} else {
searchInput.focus();
}
}
break;
case 39: // right (left for RTL)
e.preventDefault();
if (li.hasClass('parent') && ((!rtl && !li.hasClass('open')) || (rtl && li.hasClass('open')))){
var event = document.createEvent('MouseEvents');
event.initMouseEvent('click', true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
li.firstElementChild.dispatchEvent(event);
} else if (rtl){
var parentID = li.dataset.parentid;
if (parentID == '0') return;
$('neat-tree-item-' + parentID).querySelector('span').focus();
}
break;
case 37: // left (right for RTL)
e.preventDefault();
if (li.hasClass('parent') && ((!rtl && li.hasClass('open')) || (rtl && !li.hasClass('open')))){
var event = document.createEvent('MouseEvents');
event.initMouseEvent('click', true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
li.firstElementChild.dispatchEvent(event);
} else if (!rtl){
var parentID = li.dataset.parentid;
if (parentID == '0') return;
$('neat-tree-item-' + parentID).querySelector('span').focus();
}
break;
case 32: // space
case 13: // enter
e.preventDefault();
var event = document.createEvent('MouseEvents');
event.initMouseEvent('click', true, true, window, 0, 0, 0, 0, 0, e.ctrlKey, false, e.shiftKey, e.metaKey, 0, null);
li.firstElementChild.dispatchEvent(event);
break;
case 35: // end
if (searchMode){
this.querySelector('li:last-child a').focus();
} else {
var lis = this.querySelectorAll('ul>li:last-child');
var li = Array.filter(function(li){
return !!li.parentNode.offsetHeight;
}, lis).getLast();
li.querySelector('span, a').focus();
}
break;
case 36: // home
if (searchMode){
this.querySelector('ul>li:first-child a').focus();
} else {
this.querySelector('ul>li:first-child').querySelector('span, a').focus();
}
break;
case 34: // page down