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698 lines
26 KiB
JavaScript
698 lines
26 KiB
JavaScript
//CdnPath=http://ajax.aspnetcdn.com/ajax/4.5.1/1/MenuStandards.js
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if (!window.Sys) { window.Sys = {}; }
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if (!Sys.WebForms) { Sys.WebForms = {}; }
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Sys.WebForms.Menu = function(options) {
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this.items = [];
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this.depth = options.depth || 1;
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this.parentMenuItem = options.parentMenuItem;
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this.element = Sys.WebForms.Menu._domHelper.getElement(options.element);
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if (this.element.tagName === 'DIV') {
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var containerElement = this.element;
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this.element = Sys.WebForms.Menu._domHelper.firstChild(containerElement);
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this.element.tabIndex = options.tabIndex || 0;
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options.element = containerElement;
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options.menu = this;
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this.container = new Sys.WebForms._MenuContainer(options);
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Sys.WebForms.Menu._domHelper.setFloat(this.element, this.container.rightToLeft ? "right" : "left");
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}
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else {
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this.container = options.container;
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this.keyMap = options.keyMap;
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}
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Sys.WebForms.Menu._elementObjectMapper.map(this.element, this);
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if (this.parentMenuItem && this.parentMenuItem.parentMenu) {
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this.parentMenu = this.parentMenuItem.parentMenu;
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this.rootMenu = this.parentMenu.rootMenu;
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if (!this.element.id) {
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this.element.id = (this.container.element.id || 'menu') + ':submenu:' + Sys.WebForms.Menu._elementObjectMapper._computedId;
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}
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if (this.depth > this.container.staticDisplayLevels) {
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this.displayMode = "dynamic";
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this.element.style.display = "none";
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this.element.style.position = "absolute";
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if (this.rootMenu && this.container.orientation === 'horizontal' && this.parentMenu.isStatic()) {
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this.element.style.top = "100%";
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if (this.container.rightToLeft) {
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this.element.style.right = "0px";
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}
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else {
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this.element.style.left = "0px";
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}
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}
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else {
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this.element.style.top = "0px";
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if (this.container.rightToLeft) {
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this.element.style.right = "100%";
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}
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else {
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this.element.style.left = "100%";
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}
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}
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if (this.container.rightToLeft) {
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this.keyMap = Sys.WebForms.Menu._keyboardMapping.verticalRtl;
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}
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else {
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this.keyMap = Sys.WebForms.Menu._keyboardMapping.vertical;
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}
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}
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else {
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this.displayMode = "static";
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this.element.style.display = "block";
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if (this.container.orientation === 'horizontal') {
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Sys.WebForms.Menu._domHelper.setFloat(this.element, this.container.rightToLeft ? "right" : "left");
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}
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}
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}
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Sys.WebForms.Menu._domHelper.appendCssClass(this.element, this.displayMode);
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var children = this.element.childNodes;
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var count = children.length;
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for (var i = 0; i < count; i++) {
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var node = children[i];
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if (node.nodeType !== 1) {
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continue;
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}
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var topLevelMenuItem = null;
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if (this.parentMenuItem) {
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topLevelMenuItem = this.parentMenuItem.topLevelMenuItem;
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}
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var menuItem = new Sys.WebForms.MenuItem(this, node, topLevelMenuItem);
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var previousMenuItem = this.items[this.items.length - 1];
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if (previousMenuItem) {
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menuItem.previousSibling = previousMenuItem;
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previousMenuItem.nextSibling = menuItem;
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}
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this.items[this.items.length] = menuItem;
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}
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};
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Sys.WebForms.Menu.prototype = {
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blur: function() { if (this.container) this.container.blur(); },
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collapse: function() {
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this.each(function(menuItem) {
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menuItem.hover(false);
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menuItem.blur();
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var childMenu = menuItem.childMenu;
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if (childMenu) {
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childMenu.collapse();
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}
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});
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this.hide();
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},
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doDispose: function() { this.each(function(item) { item.doDispose(); }); },
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each: function(fn) {
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var count = this.items.length;
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for (var i = 0; i < count; i++) {
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fn(this.items[i]);
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}
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},
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firstChild: function() { return this.items[0]; },
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focus: function() { if (this.container) this.container.focus(); },
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get_displayed: function() { return this.element.style.display !== 'none'; },
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get_focused: function() {
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if (this.container) {
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return this.container.focused;
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}
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return false;
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},
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handleKeyPress: function(keyCode) {
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if (this.keyMap.contains(keyCode)) {
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if (this.container.focusedMenuItem) {
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this.container.focusedMenuItem.navigate(keyCode);
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return;
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}
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var firstChild = this.firstChild();
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if (firstChild) {
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this.container.navigateTo(firstChild);
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}
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}
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},
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hide: function() {
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if (!this.get_displayed()) {
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return;
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}
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this.each(function(item) {
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if (item.childMenu) {
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item.childMenu.hide();
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}
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});
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if (!this.isRoot()) {
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if (this.get_focused()) {
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this.container.navigateTo(this.parentMenuItem);
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}
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this.element.style.display = 'none';
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}
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},
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isRoot: function() { return this.rootMenu === this; },
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isStatic: function() { return this.displayMode === 'static'; },
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lastChild: function() { return this.items[this.items.length - 1]; },
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show: function() { this.element.style.display = 'block'; }
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};
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if (Sys.WebForms.Menu.registerClass) {
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Sys.WebForms.Menu.registerClass('Sys.WebForms.Menu');
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}
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Sys.WebForms.MenuItem = function(parentMenu, listElement, topLevelMenuItem) {
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this.keyMap = parentMenu.keyMap;
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this.parentMenu = parentMenu;
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this.container = parentMenu.container;
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this.element = listElement;
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this.topLevelMenuItem = topLevelMenuItem || this;
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this._anchor = Sys.WebForms.Menu._domHelper.firstChild(listElement);
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while (this._anchor && this._anchor.tagName !== 'A') {
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this._anchor = Sys.WebForms.Menu._domHelper.nextSibling(this._anchor);
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}
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if (this._anchor) {
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this._anchor.tabIndex = -1;
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var subMenu = this._anchor;
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while (subMenu && subMenu.tagName !== 'UL') {
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subMenu = Sys.WebForms.Menu._domHelper.nextSibling(subMenu);
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}
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if (subMenu) {
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this.childMenu = new Sys.WebForms.Menu({ element: subMenu, parentMenuItem: this, depth: parentMenu.depth + 1, container: this.container, keyMap: this.keyMap });
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if (!this.childMenu.isStatic()) {
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Sys.WebForms.Menu._domHelper.appendCssClass(this.element, 'has-popup');
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Sys.WebForms.Menu._domHelper.appendAttributeValue(this.element, 'aria-haspopup', this.childMenu.element.id);
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}
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}
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}
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Sys.WebForms.Menu._elementObjectMapper.map(listElement, this);
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Sys.WebForms.Menu._domHelper.appendAttributeValue(listElement, 'role', 'menuitem');
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Sys.WebForms.Menu._domHelper.appendCssClass(listElement, parentMenu.displayMode);
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if (this._anchor) {
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Sys.WebForms.Menu._domHelper.appendCssClass(this._anchor, parentMenu.displayMode);
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}
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this.element.style.position = "relative";
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if (this.parentMenu.depth == 1 && this.container.orientation == 'horizontal') {
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Sys.WebForms.Menu._domHelper.setFloat(this.element, this.container.rightToLeft ? "right" : "left");
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}
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if (!this.container.disabled) {
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Sys.WebForms.Menu._domHelper.addEvent(this.element, 'mouseover', Sys.WebForms.MenuItem._onmouseover);
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Sys.WebForms.Menu._domHelper.addEvent(this.element, 'mouseout', Sys.WebForms.MenuItem._onmouseout);
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}
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};
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Sys.WebForms.MenuItem.prototype = {
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applyUp: function(fn, condition) {
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condition = condition || function(menuItem) { return menuItem; };
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var menuItem = this;
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var lastMenuItem = null;
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while (condition(menuItem)) {
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fn(menuItem);
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lastMenuItem = menuItem;
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menuItem = menuItem.parentMenu.parentMenuItem;
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}
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return lastMenuItem;
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},
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blur: function() { this.setTabIndex(-1); },
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doDispose: function() {
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Sys.WebForms.Menu._domHelper.removeEvent(this.element, 'mouseover', Sys.WebForms.MenuItem._onmouseover);
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Sys.WebForms.Menu._domHelper.removeEvent(this.element, 'mouseout', Sys.WebForms.MenuItem._onmouseout);
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if (this.childMenu) {
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this.childMenu.doDispose();
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}
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},
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focus: function() {
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if (!this.parentMenu.get_displayed()) {
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this.parentMenu.show();
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}
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this.setTabIndex(0);
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this.container.focused = true;
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this._anchor.focus();
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},
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get_highlighted: function() { return /(^|\s)highlighted(\s|$)/.test(this._anchor.className); },
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getTabIndex: function() { return this._anchor.tabIndex; },
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highlight: function(highlighting) {
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if (highlighting) {
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this.applyUp(function(menuItem) {
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menuItem.parentMenu.parentMenuItem.highlight(true);
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},
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function(menuItem) {
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return !menuItem.parentMenu.isStatic() && menuItem.parentMenu.parentMenuItem;
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}
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);
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Sys.WebForms.Menu._domHelper.appendCssClass(this._anchor, 'highlighted');
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}
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else {
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Sys.WebForms.Menu._domHelper.removeCssClass(this._anchor, 'highlighted');
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this.setTabIndex(-1);
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}
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},
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hover: function(hovering) {
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if (hovering) {
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var currentHoveredItem = this.container.hoveredMenuItem;
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if (currentHoveredItem) {
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currentHoveredItem.hover(false);
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}
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var currentFocusedItem = this.container.focusedMenuItem;
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if (currentFocusedItem && currentFocusedItem !== this) {
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currentFocusedItem.hover(false);
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}
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this.applyUp(function(menuItem) {
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if (menuItem.childMenu && !menuItem.childMenu.get_displayed()) {
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menuItem.childMenu.show();
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}
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});
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this.container.hoveredMenuItem = this;
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this.highlight(true);
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}
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else {
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var menuItem = this;
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while (menuItem) {
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menuItem.highlight(false);
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if (menuItem.childMenu) {
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if (!menuItem.childMenu.isStatic()) {
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menuItem.childMenu.hide();
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}
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}
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menuItem = menuItem.parentMenu.parentMenuItem;
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}
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}
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},
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isSiblingOf: function(menuItem) { return menuItem.parentMenu === this.parentMenu; },
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mouseout: function() {
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var menuItem = this,
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id = this.container.pendingMouseoutId,
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disappearAfter = this.container.disappearAfter;
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if (id) {
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window.clearTimeout(id);
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}
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if (disappearAfter > -1) {
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this.container.pendingMouseoutId =
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window.setTimeout(function() { menuItem.hover(false); }, disappearAfter);
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}
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},
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mouseover: function() {
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var id = this.container.pendingMouseoutId;
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if (id) {
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window.clearTimeout(id);
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this.container.pendingMouseoutId = null;
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}
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this.hover(true);
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if (this.container.menu.get_focused()) {
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this.container.navigateTo(this);
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}
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},
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navigate: function(keyCode) {
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switch (this.keyMap[keyCode]) {
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case this.keyMap.next:
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this.navigateNext();
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break;
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case this.keyMap.previous:
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this.navigatePrevious();
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break;
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case this.keyMap.child:
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this.navigateChild();
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break;
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case this.keyMap.parent:
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this.navigateParent();
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break;
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case this.keyMap.tab:
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this.navigateOut();
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break;
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}
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},
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navigateChild: function() {
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var subMenu = this.childMenu;
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if (subMenu) {
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var firstChild = subMenu.firstChild();
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if (firstChild) {
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this.container.navigateTo(firstChild);
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}
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}
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else {
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if (this.container.orientation === 'horizontal') {
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var nextItem = this.topLevelMenuItem.nextSibling || this.topLevelMenuItem.parentMenu.firstChild();
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if (nextItem == this.topLevelMenuItem) {
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return;
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}
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this.topLevelMenuItem.childMenu.hide();
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this.container.navigateTo(nextItem);
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if (nextItem.childMenu) {
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this.container.navigateTo(nextItem.childMenu.firstChild());
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}
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}
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}
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},
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navigateNext: function() {
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if (this.childMenu) {
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this.childMenu.hide();
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}
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var nextMenuItem = this.nextSibling;
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if (!nextMenuItem && this.parentMenu.isRoot()) {
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nextMenuItem = this.parentMenu.parentMenuItem;
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if (nextMenuItem) {
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nextMenuItem = nextMenuItem.nextSibling;
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}
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}
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if (!nextMenuItem) {
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nextMenuItem = this.parentMenu.firstChild();
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}
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if (nextMenuItem) {
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this.container.navigateTo(nextMenuItem);
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}
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},
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navigateOut: function() {
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this.parentMenu.blur();
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},
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navigateParent: function() {
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var parentMenu = this.parentMenu,
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horizontal = this.container.orientation === 'horizontal';
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if (!parentMenu) return;
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if (horizontal && this.childMenu && parentMenu.isRoot()) {
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this.navigateChild();
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return;
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}
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if (parentMenu.parentMenuItem && !parentMenu.isRoot()) {
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if (horizontal && this.parentMenu.depth === 2) {
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var previousItem = this.parentMenu.parentMenuItem.previousSibling;
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if (!previousItem) {
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previousItem = this.parentMenu.rootMenu.lastChild();
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}
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this.topLevelMenuItem.childMenu.hide();
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this.container.navigateTo(previousItem);
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if (previousItem.childMenu) {
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this.container.navigateTo(previousItem.childMenu.firstChild());
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}
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}
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else {
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this.parentMenu.hide();
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}
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}
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},
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navigatePrevious: function() {
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if (this.childMenu) {
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this.childMenu.hide();
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}
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var previousMenuItem = this.previousSibling;
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if (previousMenuItem) {
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var childMenu = previousMenuItem.childMenu;
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if (childMenu && childMenu.isRoot()) {
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previousMenuItem = childMenu.lastChild();
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}
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}
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if (!previousMenuItem && this.parentMenu.isRoot()) {
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previousMenuItem = this.parentMenu.parentMenuItem;
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}
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if (!previousMenuItem) {
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previousMenuItem = this.parentMenu.lastChild();
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}
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if (previousMenuItem) {
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this.container.navigateTo(previousMenuItem);
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}
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},
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setTabIndex: function(index) { if (this._anchor) this._anchor.tabIndex = index; }
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};
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Sys.WebForms.MenuItem._onmouseout = function(e) {
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var menuItem = Sys.WebForms.Menu._elementObjectMapper.getMappedObject(this);
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if (!menuItem) {
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return;
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}
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menuItem.mouseout();
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Sys.WebForms.Menu._domHelper.cancelEvent(e);
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};
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Sys.WebForms.MenuItem._onmouseover = function(e) {
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var menuItem = Sys.WebForms.Menu._elementObjectMapper.getMappedObject(this);
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if (!menuItem) {
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return;
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}
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menuItem.mouseover();
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Sys.WebForms.Menu._domHelper.cancelEvent(e);
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};
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Sys.WebForms.Menu._domHelper = {
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addEvent: function(element, eventName, fn, useCapture) {
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if (element.addEventListener) {
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element.addEventListener(eventName, fn, !!useCapture);
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}
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else {
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element['on' + eventName] = fn;
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}
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},
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appendAttributeValue: function(element, name, value) {
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this.updateAttributeValue('append', element, name, value);
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},
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appendCssClass: function(element, value) {
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this.updateClassName('append', element, name, value);
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},
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appendString: function(getString, setString, value) {
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var currentValue = getString();
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if (!currentValue) {
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setString(value);
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return;
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}
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var regex = this._regexes.getRegex('(^| )' + value + '($| )');
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if (regex.test(currentValue)) {
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return;
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}
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setString(currentValue + ' ' + value);
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},
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cancelEvent: function(e) {
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var event = e || window.event;
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if (event) {
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event.cancelBubble = true;
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if (event.stopPropagation) {
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event.stopPropagation();
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}
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}
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},
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contains: function(ancestor, descendant) {
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for (; descendant && (descendant !== ancestor); descendant = descendant.parentNode) { }
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return !!descendant;
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},
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firstChild: function(element) {
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var child = element.firstChild;
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if (child && child.nodeType !== 1) {
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child = this.nextSibling(child);
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}
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return child;
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},
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getElement: function(elementOrId) { return typeof elementOrId === 'string' ? document.getElementById(elementOrId) : elementOrId; },
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getElementDirection: function(element) {
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if (element) {
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if (element.dir) {
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return element.dir;
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}
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return this.getElementDirection(element.parentNode);
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}
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return "ltr";
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},
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getKeyCode: function(event) { return event.keyCode || event.charCode || 0; },
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insertAfter: function(element, elementToInsert) {
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var next = element.nextSibling;
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if (next) {
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element.parentNode.insertBefore(elementToInsert, next);
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}
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else if (element.parentNode) {
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element.parentNode.appendChild(elementToInsert);
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}
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},
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nextSibling: function(element) {
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var sibling = element.nextSibling;
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while (sibling) {
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if (sibling.nodeType === 1) {
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return sibling;
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}
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sibling = sibling.nextSibling;
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}
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},
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removeAttributeValue: function(element, name, value) {
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this.updateAttributeValue('remove', element, name, value);
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},
|
|
removeCssClass: function(element, value) {
|
|
this.updateClassName('remove', element, name, value);
|
|
},
|
|
removeEvent: function(element, eventName, fn, useCapture) {
|
|
if (element.removeEventListener) {
|
|
element.removeEventListener(eventName, fn, !!useCapture);
|
|
}
|
|
else if (element.detachEvent) {
|
|
element.detachEvent('on' + eventName, fn)
|
|
}
|
|
element['on' + eventName] = null;
|
|
},
|
|
removeString: function(getString, setString, valueToRemove) {
|
|
var currentValue = getString();
|
|
if (currentValue) {
|
|
var regex = this._regexes.getRegex('(\\s|\\b)' + valueToRemove + '$|\\b' + valueToRemove + '\\s+');
|
|
setString(currentValue.replace(regex, ''));
|
|
}
|
|
},
|
|
setFloat: function(element, direction) {
|
|
element.style.styleFloat = direction;
|
|
element.style.cssFloat = direction;
|
|
},
|
|
updateAttributeValue: function(operation, element, name, value) {
|
|
this[operation + 'String'](
|
|
function() {
|
|
return element.getAttribute(name);
|
|
},
|
|
function(newValue) {
|
|
element.setAttribute(name, newValue);
|
|
},
|
|
value
|
|
);
|
|
},
|
|
updateClassName: function(operation, element, name, value) {
|
|
this[operation + 'String'](
|
|
function() {
|
|
return element.className;
|
|
},
|
|
function(newValue) {
|
|
element.className = newValue;
|
|
},
|
|
value
|
|
);
|
|
},
|
|
_regexes: {
|
|
getRegex: function(pattern) {
|
|
var regex = this[pattern];
|
|
if (!regex) {
|
|
this[pattern] = regex = new RegExp(pattern);
|
|
}
|
|
return regex;
|
|
}
|
|
}
|
|
};
|
|
Sys.WebForms.Menu._elementObjectMapper = {
|
|
_computedId: 0,
|
|
_mappings: {},
|
|
_mappingIdName: 'Sys.WebForms.Menu.Mapping',
|
|
getMappedObject: function(element) {
|
|
var id = element[this._mappingIdName];
|
|
if (id) {
|
|
return this._mappings[this._mappingIdName + ':' + id];
|
|
}
|
|
},
|
|
map: function(element, theObject) {
|
|
var mappedObject = element[this._mappingIdName];
|
|
if (mappedObject === theObject) {
|
|
return;
|
|
}
|
|
var objectId = element[this._mappingIdName] || element.id || '%' + (++this._computedId);
|
|
element[this._mappingIdName] = objectId;
|
|
this._mappings[this._mappingIdName + ':' + objectId] = theObject;
|
|
theObject.mappingId = objectId;
|
|
}
|
|
};
|
|
Sys.WebForms.Menu._keyboardMapping = new (function() {
|
|
var LEFT_ARROW = 37;
|
|
var UP_ARROW = 38;
|
|
var RIGHT_ARROW = 39;
|
|
var DOWN_ARROW = 40;
|
|
var TAB = 9;
|
|
var ESCAPE = 27;
|
|
this.vertical = { next: 0, previous: 1, child: 2, parent: 3, tab: 4 };
|
|
this.vertical[DOWN_ARROW] = this.vertical.next;
|
|
this.vertical[UP_ARROW] = this.vertical.previous;
|
|
this.vertical[RIGHT_ARROW] = this.vertical.child;
|
|
this.vertical[LEFT_ARROW] = this.vertical.parent;
|
|
this.vertical[TAB] = this.vertical[ESCAPE] = this.vertical.tab;
|
|
this.verticalRtl = { next: 0, previous: 1, child: 2, parent: 3, tab: 4 };
|
|
this.verticalRtl[DOWN_ARROW] = this.verticalRtl.next;
|
|
this.verticalRtl[UP_ARROW] = this.verticalRtl.previous;
|
|
this.verticalRtl[LEFT_ARROW] = this.verticalRtl.child;
|
|
this.verticalRtl[RIGHT_ARROW] = this.verticalRtl.parent;
|
|
this.verticalRtl[TAB] = this.verticalRtl[ESCAPE] = this.verticalRtl.tab;
|
|
this.horizontal = { next: 0, previous: 1, child: 2, parent: 3, tab: 4 };
|
|
this.horizontal[RIGHT_ARROW] = this.horizontal.next;
|
|
this.horizontal[LEFT_ARROW] = this.horizontal.previous;
|
|
this.horizontal[DOWN_ARROW] = this.horizontal.child;
|
|
this.horizontal[UP_ARROW] = this.horizontal.parent;
|
|
this.horizontal[TAB] = this.horizontal[ESCAPE] = this.horizontal.tab;
|
|
this.horizontalRtl = { next: 0, previous: 1, child: 2, parent: 3, tab: 4 };
|
|
this.horizontalRtl[RIGHT_ARROW] = this.horizontalRtl.previous;
|
|
this.horizontalRtl[LEFT_ARROW] = this.horizontalRtl.next;
|
|
this.horizontalRtl[DOWN_ARROW] = this.horizontalRtl.child;
|
|
this.horizontalRtl[UP_ARROW] = this.horizontalRtl.parent;
|
|
this.horizontalRtl[TAB] = this.horizontalRtl[ESCAPE] = this.horizontalRtl.tab;
|
|
this.horizontal.contains = this.horizontalRtl.contains = this.vertical.contains = this.verticalRtl.contains = function(keycode) {
|
|
return this[keycode] != null;
|
|
};
|
|
})();
|
|
Sys.WebForms._MenuContainer = function(options) {
|
|
this.focused = false;
|
|
this.disabled = options.disabled;
|
|
this.staticDisplayLevels = options.staticDisplayLevels || 1;
|
|
this.element = options.element;
|
|
this.orientation = options.orientation || 'vertical';
|
|
this.disappearAfter = options.disappearAfter;
|
|
this.rightToLeft = Sys.WebForms.Menu._domHelper.getElementDirection(this.element) === 'rtl';
|
|
Sys.WebForms.Menu._elementObjectMapper.map(this.element, this);
|
|
this.menu = options.menu;
|
|
this.menu.rootMenu = this.menu;
|
|
this.menu.displayMode = 'static';
|
|
this.menu.element.style.position = 'relative';
|
|
this.menu.element.style.width = 'auto';
|
|
if (this.orientation === 'vertical') {
|
|
Sys.WebForms.Menu._domHelper.appendAttributeValue(this.menu.element, 'role', 'menu');
|
|
if (this.rightToLeft) {
|
|
this.menu.keyMap = Sys.WebForms.Menu._keyboardMapping.verticalRtl;
|
|
}
|
|
else {
|
|
this.menu.keyMap = Sys.WebForms.Menu._keyboardMapping.vertical;
|
|
}
|
|
}
|
|
else {
|
|
Sys.WebForms.Menu._domHelper.appendAttributeValue(this.menu.element, 'role', 'menubar');
|
|
if (this.rightToLeft) {
|
|
this.menu.keyMap = Sys.WebForms.Menu._keyboardMapping.horizontalRtl;
|
|
}
|
|
else {
|
|
this.menu.keyMap = Sys.WebForms.Menu._keyboardMapping.horizontal;
|
|
}
|
|
}
|
|
var floatBreak = document.createElement('div');
|
|
floatBreak.style.clear = this.rightToLeft ? "right" : "left";
|
|
this.element.appendChild(floatBreak);
|
|
Sys.WebForms.Menu._domHelper.setFloat(this.element, this.rightToLeft ? "right" : "left");
|
|
Sys.WebForms.Menu._domHelper.insertAfter(this.element, floatBreak);
|
|
if (!this.disabled) {
|
|
Sys.WebForms.Menu._domHelper.addEvent(this.menu.element, 'focus', this._onfocus, true);
|
|
Sys.WebForms.Menu._domHelper.addEvent(this.menu.element, 'keydown', this._onkeydown);
|
|
var menuContainer = this;
|
|
this.element.dispose = function() {
|
|
if (menuContainer.element.dispose) {
|
|
menuContainer.element.dispose = null;
|
|
Sys.WebForms.Menu._domHelper.removeEvent(menuContainer.menu.element, 'focus', menuContainer._onfocus, true);
|
|
Sys.WebForms.Menu._domHelper.removeEvent(menuContainer.menu.element, 'keydown', menuContainer._onkeydown);
|
|
menuContainer.menu.doDispose();
|
|
}
|
|
};
|
|
Sys.WebForms.Menu._domHelper.addEvent(window, 'unload', function() {
|
|
if (menuContainer.element.dispose) {
|
|
menuContainer.element.dispose();
|
|
}
|
|
});
|
|
}
|
|
};
|
|
Sys.WebForms._MenuContainer.prototype = {
|
|
blur: function() {
|
|
this.focused = false;
|
|
this.isBlurring = false;
|
|
this.menu.collapse();
|
|
this.focusedMenuItem = null;
|
|
},
|
|
focus: function(e) { this.focused = true; },
|
|
navigateTo: function(menuItem) {
|
|
if (this.focusedMenuItem && this.focusedMenuItem !== this) {
|
|
this.focusedMenuItem.highlight(false);
|
|
}
|
|
menuItem.highlight(true);
|
|
menuItem.focus();
|
|
this.focusedMenuItem = menuItem;
|
|
},
|
|
_onfocus: function(e) {
|
|
var event = e || window.event;
|
|
if (event.srcElement && this) {
|
|
if (Sys.WebForms.Menu._domHelper.contains(this.element, event.srcElement)) {
|
|
if (!this.focused) {
|
|
this.focus();
|
|
}
|
|
}
|
|
}
|
|
},
|
|
_onkeydown: function(e) {
|
|
var thisMenu = Sys.WebForms.Menu._elementObjectMapper.getMappedObject(this);
|
|
var keyCode = Sys.WebForms.Menu._domHelper.getKeyCode(e || window.event);
|
|
if (thisMenu) {
|
|
thisMenu.handleKeyPress(keyCode);
|
|
}
|
|
}
|
|
};
|