big-moving.ru/api/soft/monako/esm/vs/base/browser/dom.js

911 lines
32 KiB
JavaScript
Executable File

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
import * as browser from './browser.js';
import { domEvent } from './event.js';
import { StandardKeyboardEvent } from './keyboardEvent.js';
import { StandardMouseEvent } from './mouseEvent.js';
import { TimeoutTimer } from '../common/async.js';
import { onUnexpectedError } from '../common/errors.js';
import { Emitter } from '../common/event.js';
import { Disposable, dispose, toDisposable } from '../common/lifecycle.js';
import * as platform from '../common/platform.js';
import { coalesce } from '../common/arrays.js';
export function clearNode(node) {
while (node.firstChild) {
node.removeChild(node.firstChild);
}
}
export function removeNode(node) {
if (node.parentNode) {
node.parentNode.removeChild(node);
}
}
export function isInDOM(node) {
while (node) {
if (node === document.body) {
return true;
}
node = node.parentNode;
}
return false;
}
var _manualClassList = new /** @class */ (function () {
function class_1() {
}
class_1.prototype._findClassName = function (node, className) {
var classes = node.className;
if (!classes) {
this._lastStart = -1;
return;
}
className = className.trim();
var classesLen = classes.length, classLen = className.length;
if (classLen === 0) {
this._lastStart = -1;
return;
}
if (classesLen < classLen) {
this._lastStart = -1;
return;
}
if (classes === className) {
this._lastStart = 0;
this._lastEnd = classesLen;
return;
}
var idx = -1, idxEnd;
while ((idx = classes.indexOf(className, idx + 1)) >= 0) {
idxEnd = idx + classLen;
// a class that is followed by another class
if ((idx === 0 || classes.charCodeAt(idx - 1) === 32 /* Space */) && classes.charCodeAt(idxEnd) === 32 /* Space */) {
this._lastStart = idx;
this._lastEnd = idxEnd + 1;
return;
}
// last class
if (idx > 0 && classes.charCodeAt(idx - 1) === 32 /* Space */ && idxEnd === classesLen) {
this._lastStart = idx - 1;
this._lastEnd = idxEnd;
return;
}
// equal - duplicate of cmp above
if (idx === 0 && idxEnd === classesLen) {
this._lastStart = 0;
this._lastEnd = idxEnd;
return;
}
}
this._lastStart = -1;
};
class_1.prototype.hasClass = function (node, className) {
this._findClassName(node, className);
return this._lastStart !== -1;
};
class_1.prototype.addClasses = function (node) {
var _this = this;
var classNames = [];
for (var _i = 1; _i < arguments.length; _i++) {
classNames[_i - 1] = arguments[_i];
}
classNames.forEach(function (nameValue) { return nameValue.split(' ').forEach(function (name) { return _this.addClass(node, name); }); });
};
class_1.prototype.addClass = function (node, className) {
if (!node.className) { // doesn't have it for sure
node.className = className;
}
else {
this._findClassName(node, className); // see if it's already there
if (this._lastStart === -1) {
node.className = node.className + ' ' + className;
}
}
};
class_1.prototype.removeClass = function (node, className) {
this._findClassName(node, className);
if (this._lastStart === -1) {
return; // Prevent styles invalidation if not necessary
}
else {
node.className = node.className.substring(0, this._lastStart) + node.className.substring(this._lastEnd);
}
};
class_1.prototype.removeClasses = function (node) {
var _this = this;
var classNames = [];
for (var _i = 1; _i < arguments.length; _i++) {
classNames[_i - 1] = arguments[_i];
}
classNames.forEach(function (nameValue) { return nameValue.split(' ').forEach(function (name) { return _this.removeClass(node, name); }); });
};
class_1.prototype.toggleClass = function (node, className, shouldHaveIt) {
this._findClassName(node, className);
if (this._lastStart !== -1 && (shouldHaveIt === undefined || !shouldHaveIt)) {
this.removeClass(node, className);
}
if (this._lastStart === -1 && (shouldHaveIt === undefined || shouldHaveIt)) {
this.addClass(node, className);
}
};
return class_1;
}());
var _nativeClassList = new /** @class */ (function () {
function class_2() {
}
class_2.prototype.hasClass = function (node, className) {
return Boolean(className) && node.classList && node.classList.contains(className);
};
class_2.prototype.addClasses = function (node) {
var _this = this;
var classNames = [];
for (var _i = 1; _i < arguments.length; _i++) {
classNames[_i - 1] = arguments[_i];
}
classNames.forEach(function (nameValue) { return nameValue.split(' ').forEach(function (name) { return _this.addClass(node, name); }); });
};
class_2.prototype.addClass = function (node, className) {
if (className && node.classList) {
node.classList.add(className);
}
};
class_2.prototype.removeClass = function (node, className) {
if (className && node.classList) {
node.classList.remove(className);
}
};
class_2.prototype.removeClasses = function (node) {
var _this = this;
var classNames = [];
for (var _i = 1; _i < arguments.length; _i++) {
classNames[_i - 1] = arguments[_i];
}
classNames.forEach(function (nameValue) { return nameValue.split(' ').forEach(function (name) { return _this.removeClass(node, name); }); });
};
class_2.prototype.toggleClass = function (node, className, shouldHaveIt) {
if (node.classList) {
node.classList.toggle(className, shouldHaveIt);
}
};
return class_2;
}());
// In IE11 there is only partial support for `classList` which makes us keep our
// custom implementation. Otherwise use the native implementation, see: http://caniuse.com/#search=classlist
var _classList = browser.isIE ? _manualClassList : _nativeClassList;
export var hasClass = _classList.hasClass.bind(_classList);
export var addClass = _classList.addClass.bind(_classList);
export var addClasses = _classList.addClasses.bind(_classList);
export var removeClass = _classList.removeClass.bind(_classList);
export var removeClasses = _classList.removeClasses.bind(_classList);
export var toggleClass = _classList.toggleClass.bind(_classList);
var DomListener = /** @class */ (function () {
function DomListener(node, type, handler, useCapture) {
this._node = node;
this._type = type;
this._handler = handler;
this._useCapture = (useCapture || false);
this._node.addEventListener(this._type, this._handler, this._useCapture);
}
DomListener.prototype.dispose = function () {
if (!this._handler) {
// Already disposed
return;
}
this._node.removeEventListener(this._type, this._handler, this._useCapture);
// Prevent leakers from holding on to the dom or handler func
this._node = null;
this._handler = null;
};
return DomListener;
}());
export function addDisposableListener(node, type, handler, useCapture) {
return new DomListener(node, type, handler, useCapture);
}
function _wrapAsStandardMouseEvent(handler) {
return function (e) {
return handler(new StandardMouseEvent(e));
};
}
function _wrapAsStandardKeyboardEvent(handler) {
return function (e) {
return handler(new StandardKeyboardEvent(e));
};
}
export var addStandardDisposableListener = function addStandardDisposableListener(node, type, handler, useCapture) {
var wrapHandler = handler;
if (type === 'click' || type === 'mousedown') {
wrapHandler = _wrapAsStandardMouseEvent(handler);
}
else if (type === 'keydown' || type === 'keypress' || type === 'keyup') {
wrapHandler = _wrapAsStandardKeyboardEvent(handler);
}
return addDisposableListener(node, type, wrapHandler, useCapture);
};
export function addDisposableNonBubblingMouseOutListener(node, handler) {
return addDisposableListener(node, 'mouseout', function (e) {
// Mouse out bubbles, so this is an attempt to ignore faux mouse outs coming from children elements
var toElement = (e.relatedTarget || e.target);
while (toElement && toElement !== node) {
toElement = toElement.parentNode;
}
if (toElement === node) {
return;
}
handler(e);
});
}
var _animationFrame = null;
function doRequestAnimationFrame(callback) {
if (!_animationFrame) {
var emulatedRequestAnimationFrame = function (callback) {
return setTimeout(function () { return callback(new Date().getTime()); }, 0);
};
_animationFrame = (self.requestAnimationFrame
|| self.msRequestAnimationFrame
|| self.webkitRequestAnimationFrame
|| self.mozRequestAnimationFrame
|| self.oRequestAnimationFrame
|| emulatedRequestAnimationFrame);
}
return _animationFrame.call(self, callback);
}
/**
* Schedule a callback to be run at the next animation frame.
* This allows multiple parties to register callbacks that should run at the next animation frame.
* If currently in an animation frame, `runner` will be executed immediately.
* @return token that can be used to cancel the scheduled runner (only if `runner` was not executed immediately).
*/
export var runAtThisOrScheduleAtNextAnimationFrame;
/**
* Schedule a callback to be run at the next animation frame.
* This allows multiple parties to register callbacks that should run at the next animation frame.
* If currently in an animation frame, `runner` will be executed at the next animation frame.
* @return token that can be used to cancel the scheduled runner.
*/
export var scheduleAtNextAnimationFrame;
var AnimationFrameQueueItem = /** @class */ (function () {
function AnimationFrameQueueItem(runner, priority) {
if (priority === void 0) { priority = 0; }
this._runner = runner;
this.priority = priority;
this._canceled = false;
}
AnimationFrameQueueItem.prototype.dispose = function () {
this._canceled = true;
};
AnimationFrameQueueItem.prototype.execute = function () {
if (this._canceled) {
return;
}
try {
this._runner();
}
catch (e) {
onUnexpectedError(e);
}
};
// Sort by priority (largest to lowest)
AnimationFrameQueueItem.sort = function (a, b) {
return b.priority - a.priority;
};
return AnimationFrameQueueItem;
}());
(function () {
/**
* The runners scheduled at the next animation frame
*/
var NEXT_QUEUE = [];
/**
* The runners scheduled at the current animation frame
*/
var CURRENT_QUEUE = null;
/**
* A flag to keep track if the native requestAnimationFrame was already called
*/
var animFrameRequested = false;
/**
* A flag to indicate if currently handling a native requestAnimationFrame callback
*/
var inAnimationFrameRunner = false;
var animationFrameRunner = function () {
animFrameRequested = false;
CURRENT_QUEUE = NEXT_QUEUE;
NEXT_QUEUE = [];
inAnimationFrameRunner = true;
while (CURRENT_QUEUE.length > 0) {
CURRENT_QUEUE.sort(AnimationFrameQueueItem.sort);
var top_1 = CURRENT_QUEUE.shift();
top_1.execute();
}
inAnimationFrameRunner = false;
};
scheduleAtNextAnimationFrame = function (runner, priority) {
if (priority === void 0) { priority = 0; }
var item = new AnimationFrameQueueItem(runner, priority);
NEXT_QUEUE.push(item);
if (!animFrameRequested) {
animFrameRequested = true;
doRequestAnimationFrame(animationFrameRunner);
}
return item;
};
runAtThisOrScheduleAtNextAnimationFrame = function (runner, priority) {
if (inAnimationFrameRunner) {
var item = new AnimationFrameQueueItem(runner, priority);
CURRENT_QUEUE.push(item);
return item;
}
else {
return scheduleAtNextAnimationFrame(runner, priority);
}
};
})();
var MINIMUM_TIME_MS = 16;
var DEFAULT_EVENT_MERGER = function (lastEvent, currentEvent) {
return currentEvent;
};
var TimeoutThrottledDomListener = /** @class */ (function (_super) {
__extends(TimeoutThrottledDomListener, _super);
function TimeoutThrottledDomListener(node, type, handler, eventMerger, minimumTimeMs) {
if (eventMerger === void 0) { eventMerger = DEFAULT_EVENT_MERGER; }
if (minimumTimeMs === void 0) { minimumTimeMs = MINIMUM_TIME_MS; }
var _this = _super.call(this) || this;
var lastEvent = null;
var lastHandlerTime = 0;
var timeout = _this._register(new TimeoutTimer());
var invokeHandler = function () {
lastHandlerTime = (new Date()).getTime();
handler(lastEvent);
lastEvent = null;
};
_this._register(addDisposableListener(node, type, function (e) {
lastEvent = eventMerger(lastEvent, e);
var elapsedTime = (new Date()).getTime() - lastHandlerTime;
if (elapsedTime >= minimumTimeMs) {
timeout.cancel();
invokeHandler();
}
else {
timeout.setIfNotSet(invokeHandler, minimumTimeMs - elapsedTime);
}
}));
return _this;
}
return TimeoutThrottledDomListener;
}(Disposable));
export function addDisposableThrottledListener(node, type, handler, eventMerger, minimumTimeMs) {
return new TimeoutThrottledDomListener(node, type, handler, eventMerger, minimumTimeMs);
}
export function getComputedStyle(el) {
return document.defaultView.getComputedStyle(el, null);
}
var SizeUtils = /** @class */ (function () {
function SizeUtils() {
}
// Adapted from WinJS
// Converts a CSS positioning string for the specified element to pixels.
SizeUtils.convertToPixels = function (element, value) {
return parseFloat(value) || 0;
};
SizeUtils.getDimension = function (element, cssPropertyName, jsPropertyName) {
var computedStyle = getComputedStyle(element);
var value = '0';
if (computedStyle) {
if (computedStyle.getPropertyValue) {
value = computedStyle.getPropertyValue(cssPropertyName);
}
else {
// IE8
value = computedStyle.getAttribute(jsPropertyName);
}
}
return SizeUtils.convertToPixels(element, value);
};
SizeUtils.getBorderLeftWidth = function (element) {
return SizeUtils.getDimension(element, 'border-left-width', 'borderLeftWidth');
};
SizeUtils.getBorderRightWidth = function (element) {
return SizeUtils.getDimension(element, 'border-right-width', 'borderRightWidth');
};
SizeUtils.getBorderTopWidth = function (element) {
return SizeUtils.getDimension(element, 'border-top-width', 'borderTopWidth');
};
SizeUtils.getBorderBottomWidth = function (element) {
return SizeUtils.getDimension(element, 'border-bottom-width', 'borderBottomWidth');
};
SizeUtils.getPaddingLeft = function (element) {
return SizeUtils.getDimension(element, 'padding-left', 'paddingLeft');
};
SizeUtils.getPaddingRight = function (element) {
return SizeUtils.getDimension(element, 'padding-right', 'paddingRight');
};
SizeUtils.getPaddingTop = function (element) {
return SizeUtils.getDimension(element, 'padding-top', 'paddingTop');
};
SizeUtils.getPaddingBottom = function (element) {
return SizeUtils.getDimension(element, 'padding-bottom', 'paddingBottom');
};
SizeUtils.getMarginLeft = function (element) {
return SizeUtils.getDimension(element, 'margin-left', 'marginLeft');
};
SizeUtils.getMarginTop = function (element) {
return SizeUtils.getDimension(element, 'margin-top', 'marginTop');
};
SizeUtils.getMarginRight = function (element) {
return SizeUtils.getDimension(element, 'margin-right', 'marginRight');
};
SizeUtils.getMarginBottom = function (element) {
return SizeUtils.getDimension(element, 'margin-bottom', 'marginBottom');
};
return SizeUtils;
}());
// ----------------------------------------------------------------------------------------
// Position & Dimension
var Dimension = /** @class */ (function () {
function Dimension(width, height) {
this.width = width;
this.height = height;
}
return Dimension;
}());
export { Dimension };
export function getTopLeftOffset(element) {
// Adapted from WinJS.Utilities.getPosition
// and added borders to the mix
var offsetParent = element.offsetParent, top = element.offsetTop, left = element.offsetLeft;
while ((element = element.parentNode) !== null && element !== document.body && element !== document.documentElement) {
top -= element.scrollTop;
var c = getComputedStyle(element);
if (c) {
left -= c.direction !== 'rtl' ? element.scrollLeft : -element.scrollLeft;
}
if (element === offsetParent) {
left += SizeUtils.getBorderLeftWidth(element);
top += SizeUtils.getBorderTopWidth(element);
top += element.offsetTop;
left += element.offsetLeft;
offsetParent = element.offsetParent;
}
}
return {
left: left,
top: top
};
}
/**
* Returns the position of a dom node relative to the entire page.
*/
export function getDomNodePagePosition(domNode) {
var bb = domNode.getBoundingClientRect();
return {
left: bb.left + StandardWindow.scrollX,
top: bb.top + StandardWindow.scrollY,
width: bb.width,
height: bb.height
};
}
export var StandardWindow = new /** @class */ (function () {
function class_3() {
}
Object.defineProperty(class_3.prototype, "scrollX", {
get: function () {
if (typeof window.scrollX === 'number') {
// modern browsers
return window.scrollX;
}
else {
return document.body.scrollLeft + document.documentElement.scrollLeft;
}
},
enumerable: true,
configurable: true
});
Object.defineProperty(class_3.prototype, "scrollY", {
get: function () {
if (typeof window.scrollY === 'number') {
// modern browsers
return window.scrollY;
}
else {
return document.body.scrollTop + document.documentElement.scrollTop;
}
},
enumerable: true,
configurable: true
});
return class_3;
}());
// Adapted from WinJS
// Gets the width of the element, including margins.
export function getTotalWidth(element) {
var margin = SizeUtils.getMarginLeft(element) + SizeUtils.getMarginRight(element);
return element.offsetWidth + margin;
}
export function getContentWidth(element) {
var border = SizeUtils.getBorderLeftWidth(element) + SizeUtils.getBorderRightWidth(element);
var padding = SizeUtils.getPaddingLeft(element) + SizeUtils.getPaddingRight(element);
return element.offsetWidth - border - padding;
}
// Adapted from WinJS
// Gets the height of the content of the specified element. The content height does not include borders or padding.
export function getContentHeight(element) {
var border = SizeUtils.getBorderTopWidth(element) + SizeUtils.getBorderBottomWidth(element);
var padding = SizeUtils.getPaddingTop(element) + SizeUtils.getPaddingBottom(element);
return element.offsetHeight - border - padding;
}
// Adapted from WinJS
// Gets the height of the element, including its margins.
export function getTotalHeight(element) {
var margin = SizeUtils.getMarginTop(element) + SizeUtils.getMarginBottom(element);
return element.offsetHeight + margin;
}
// ----------------------------------------------------------------------------------------
export function isAncestor(testChild, testAncestor) {
while (testChild) {
if (testChild === testAncestor) {
return true;
}
testChild = testChild.parentNode;
}
return false;
}
export function findParentWithClass(node, clazz, stopAtClazzOrNode) {
while (node) {
if (hasClass(node, clazz)) {
return node;
}
if (stopAtClazzOrNode) {
if (typeof stopAtClazzOrNode === 'string') {
if (hasClass(node, stopAtClazzOrNode)) {
return null;
}
}
else {
if (node === stopAtClazzOrNode) {
return null;
}
}
}
node = node.parentNode;
}
return null;
}
export function createStyleSheet(container) {
if (container === void 0) { container = document.getElementsByTagName('head')[0]; }
var style = document.createElement('style');
style.type = 'text/css';
style.media = 'screen';
container.appendChild(style);
return style;
}
var _sharedStyleSheet = null;
function getSharedStyleSheet() {
if (!_sharedStyleSheet) {
_sharedStyleSheet = createStyleSheet();
}
return _sharedStyleSheet;
}
function getDynamicStyleSheetRules(style) {
if (style && style.sheet && style.sheet.rules) {
// Chrome, IE
return style.sheet.rules;
}
if (style && style.sheet && style.sheet.cssRules) {
// FF
return style.sheet.cssRules;
}
return [];
}
export function createCSSRule(selector, cssText, style) {
if (style === void 0) { style = getSharedStyleSheet(); }
if (!style || !cssText) {
return;
}
style.sheet.insertRule(selector + '{' + cssText + '}', 0);
}
export function removeCSSRulesContainingSelector(ruleName, style) {
if (style === void 0) { style = getSharedStyleSheet(); }
if (!style) {
return;
}
var rules = getDynamicStyleSheetRules(style);
var toDelete = [];
for (var i = 0; i < rules.length; i++) {
var rule = rules[i];
if (rule.selectorText.indexOf(ruleName) !== -1) {
toDelete.push(i);
}
}
for (var i = toDelete.length - 1; i >= 0; i--) {
style.sheet.deleteRule(toDelete[i]);
}
}
export function isHTMLElement(o) {
if (typeof HTMLElement === 'object') {
return o instanceof HTMLElement;
}
return o && typeof o === 'object' && o.nodeType === 1 && typeof o.nodeName === 'string';
}
export var EventType = {
// Mouse
CLICK: 'click',
DBLCLICK: 'dblclick',
MOUSE_UP: 'mouseup',
MOUSE_DOWN: 'mousedown',
MOUSE_OVER: 'mouseover',
MOUSE_MOVE: 'mousemove',
MOUSE_OUT: 'mouseout',
MOUSE_ENTER: 'mouseenter',
MOUSE_LEAVE: 'mouseleave',
CONTEXT_MENU: 'contextmenu',
WHEEL: 'wheel',
// Keyboard
KEY_DOWN: 'keydown',
KEY_PRESS: 'keypress',
KEY_UP: 'keyup',
// HTML Document
LOAD: 'load',
UNLOAD: 'unload',
ABORT: 'abort',
ERROR: 'error',
RESIZE: 'resize',
SCROLL: 'scroll',
// Form
SELECT: 'select',
CHANGE: 'change',
SUBMIT: 'submit',
RESET: 'reset',
FOCUS: 'focus',
FOCUS_IN: 'focusin',
FOCUS_OUT: 'focusout',
BLUR: 'blur',
INPUT: 'input',
// Local Storage
STORAGE: 'storage',
// Drag
DRAG_START: 'dragstart',
DRAG: 'drag',
DRAG_ENTER: 'dragenter',
DRAG_LEAVE: 'dragleave',
DRAG_OVER: 'dragover',
DROP: 'drop',
DRAG_END: 'dragend',
// Animation
ANIMATION_START: browser.isWebKit ? 'webkitAnimationStart' : 'animationstart',
ANIMATION_END: browser.isWebKit ? 'webkitAnimationEnd' : 'animationend',
ANIMATION_ITERATION: browser.isWebKit ? 'webkitAnimationIteration' : 'animationiteration'
};
export var EventHelper = {
stop: function (e, cancelBubble) {
if (e.preventDefault) {
e.preventDefault();
}
else {
// IE8
e.returnValue = false;
}
if (cancelBubble) {
if (e.stopPropagation) {
e.stopPropagation();
}
else {
// IE8
e.cancelBubble = true;
}
}
}
};
export function saveParentsScrollTop(node) {
var r = [];
for (var i = 0; node && node.nodeType === node.ELEMENT_NODE; i++) {
r[i] = node.scrollTop;
node = node.parentNode;
}
return r;
}
export function restoreParentsScrollTop(node, state) {
for (var i = 0; node && node.nodeType === node.ELEMENT_NODE; i++) {
if (node.scrollTop !== state[i]) {
node.scrollTop = state[i];
}
node = node.parentNode;
}
}
var FocusTracker = /** @class */ (function () {
function FocusTracker(element) {
var _this = this;
this._onDidFocus = new Emitter();
this.onDidFocus = this._onDidFocus.event;
this._onDidBlur = new Emitter();
this.onDidBlur = this._onDidBlur.event;
this.disposables = [];
var hasFocus = isAncestor(document.activeElement, element);
var loosingFocus = false;
var onFocus = function () {
loosingFocus = false;
if (!hasFocus) {
hasFocus = true;
_this._onDidFocus.fire();
}
};
var onBlur = function () {
if (hasFocus) {
loosingFocus = true;
window.setTimeout(function () {
if (loosingFocus) {
loosingFocus = false;
hasFocus = false;
_this._onDidBlur.fire();
}
}, 0);
}
};
domEvent(element, EventType.FOCUS, true)(onFocus, null, this.disposables);
domEvent(element, EventType.BLUR, true)(onBlur, null, this.disposables);
}
FocusTracker.prototype.dispose = function () {
this.disposables = dispose(this.disposables);
this._onDidFocus.dispose();
this._onDidBlur.dispose();
};
return FocusTracker;
}());
export function trackFocus(element) {
return new FocusTracker(element);
}
export function append(parent) {
var children = [];
for (var _i = 1; _i < arguments.length; _i++) {
children[_i - 1] = arguments[_i];
}
children.forEach(function (child) { return parent.appendChild(child); });
return children[children.length - 1];
}
var SELECTOR_REGEX = /([\w\-]+)?(#([\w\-]+))?((.([\w\-]+))*)/;
export function $(description, attrs) {
var children = [];
for (var _i = 2; _i < arguments.length; _i++) {
children[_i - 2] = arguments[_i];
}
var match = SELECTOR_REGEX.exec(description);
if (!match) {
throw new Error('Bad use of emmet');
}
var result = document.createElement(match[1] || 'div');
if (match[3]) {
result.id = match[3];
}
if (match[4]) {
result.className = match[4].replace(/\./g, ' ').trim();
}
attrs = attrs || {};
Object.keys(attrs).forEach(function (name) {
var value = attrs[name];
if (/^on\w+$/.test(name)) {
result[name] = value;
}
else if (name === 'selected') {
if (value) {
result.setAttribute(name, 'true');
}
}
else {
result.setAttribute(name, value);
}
});
coalesce(children)
.forEach(function (child) {
if (child instanceof Node) {
result.appendChild(child);
}
else {
result.appendChild(document.createTextNode(child));
}
});
return result;
}
export function show() {
var elements = [];
for (var _i = 0; _i < arguments.length; _i++) {
elements[_i] = arguments[_i];
}
for (var _a = 0, elements_1 = elements; _a < elements_1.length; _a++) {
var element = elements_1[_a];
element.style.display = '';
element.removeAttribute('aria-hidden');
}
}
export function hide() {
var elements = [];
for (var _i = 0; _i < arguments.length; _i++) {
elements[_i] = arguments[_i];
}
for (var _a = 0, elements_2 = elements; _a < elements_2.length; _a++) {
var element = elements_2[_a];
element.style.display = 'none';
element.setAttribute('aria-hidden', 'true');
}
}
function findParentWithAttribute(node, attribute) {
while (node) {
if (node instanceof HTMLElement && node.hasAttribute(attribute)) {
return node;
}
node = node.parentNode;
}
return null;
}
export function removeTabIndexAndUpdateFocus(node) {
if (!node || !node.hasAttribute('tabIndex')) {
return;
}
// If we are the currently focused element and tabIndex is removed,
// standard DOM behavior is to move focus to the <body> element. We
// typically never want that, rather put focus to the closest element
// in the hierarchy of the parent DOM nodes.
if (document.activeElement === node) {
var parentFocusable = findParentWithAttribute(node.parentElement, 'tabIndex');
if (parentFocusable) {
parentFocusable.focus();
}
}
node.removeAttribute('tabindex');
}
export function getElementsByTagName(tag) {
return Array.prototype.slice.call(document.getElementsByTagName(tag), 0);
}
/**
* Find a value usable for a dom node size such that the likelihood that it would be
* displayed with constant screen pixels size is as high as possible.
*
* e.g. We would desire for the cursors to be 2px (CSS px) wide. Under a devicePixelRatio
* of 1.25, the cursor will be 2.5 screen pixels wide. Depending on how the dom node aligns/"snaps"
* with the screen pixels, it will sometimes be rendered with 2 screen pixels, and sometimes with 3 screen pixels.
*/
export function computeScreenAwareSize(cssPx) {
var screenPx = window.devicePixelRatio * cssPx;
return Math.max(1, Math.floor(screenPx)) / window.devicePixelRatio;
}
/**
* See https://github.com/Microsoft/monaco-editor/issues/601
* To protect against malicious code in the linked site, particularly phishing attempts,
* the window.opener should be set to null to prevent the linked site from having access
* to change the location of the current page.
* See https://mathiasbynens.github.io/rel-noopener/
*/
export function windowOpenNoOpener(url) {
if (platform.isNative || browser.isEdgeWebView) {
// In VSCode, window.open() always returns null...
// The same is true for a WebView (see https://github.com/Microsoft/monaco-editor/issues/628)
window.open(url);
}
else {
var newTab = window.open();
if (newTab) {
newTab.opener = null;
newTab.location.href = url;
}
}
}
export function animate(fn) {
var step = function () {
fn();
stepDisposable = scheduleAtNextAnimationFrame(step);
};
var stepDisposable = scheduleAtNextAnimationFrame(step);
return toDisposable(function () { return stepDisposable.dispose(); });
}