+++ /dev/null
-/*!
- * Ext JS Library 3.3.1
- * Copyright(c) 2006-2010 Sencha Inc.
- * licensing@sencha.com
- * http://www.sencha.com/license
- */
-(function(){
-Ext.ns('Ext.a11y');
-
-Ext.a11y.Frame = Ext.extend(Object, {
- initialized: false,
-
- constructor: function(size, color){
- this.setSize(size || 1);
- this.setColor(color || '15428B');
- },
-
- init: function(){
- if (!this.initialized) {
- this.sides = [];
-
- var s, i;
-
- this.ct = Ext.DomHelper.append(document.body, {
- cls: 'x-a11y-focusframe'
- }, true);
-
- for (i = 0; i < 4; i++) {
- s = Ext.DomHelper.append(this.ct, {
- cls: 'x-a11y-focusframe-side',
- style: 'background-color: #' + this.color
- }, true);
- s.visibilityMode = Ext.Element.DISPLAY;
- this.sides.push(s);
- }
-
- this.frameTask = new Ext.util.DelayedTask(function(el){
- var newEl = Ext.get(el);
- if (newEl != this.curEl) {
- var w = newEl.getWidth();
- var h = newEl.getHeight();
- this.sides[0].show().setSize(w, this.size).anchorTo(el, 'tl', [0, -1]);
- this.sides[2].show().setSize(w, this.size).anchorTo(el, 'bl', [0, -1]);
- this.sides[1].show().setSize(this.size, h).anchorTo(el, 'tr', [-1, 0]);
- this.sides[3].show().setSize(this.size, h).anchorTo(el, 'tl', [-1, 0]);
- this.curEl = newEl;
- }
- }, this);
-
- this.unframeTask = new Ext.util.DelayedTask(function(){
- if (this.initialized) {
- this.sides[0].hide();
- this.sides[1].hide();
- this.sides[2].hide();
- this.sides[3].hide();
- this.curEl = null;
- }
- }, this);
- this.initialized = true;
- }
- },
-
- frame: function(el){
- this.init();
- this.unframeTask.cancel();
- this.frameTask.delay(2, false, false, [el]);
- },
-
- unframe: function(){
- this.init();
- this.unframeTask.delay(2);
- },
-
- setSize: function(size){
- this.size = size;
- },
-
- setColor: function(color){
- this.color = color;
- }
-});
-
-Ext.a11y.FocusFrame = new Ext.a11y.Frame(2, '15428B');
-Ext.a11y.RelayFrame = new Ext.a11y.Frame(1, '6B8CBF');
-
-Ext.a11y.Focusable = Ext.extend(Ext.util.Observable, {
- constructor: function(el, relayTo, noFrame, frameEl){
- Ext.a11y.Focusable.superclass.constructor.call(this);
-
- this.addEvents('focus', 'blur', 'left', 'right', 'up', 'down', 'esc', 'enter', 'space');
-
- if (el instanceof Ext.Component) {
- this.el = el.el;
- this.setComponent(el);
- }
- else {
- this.el = Ext.get(el);
- this.setComponent(null);
- }
-
- this.setRelayTo(relayTo)
- this.setNoFrame(noFrame);
- this.setFrameEl(frameEl);
-
- this.init();
-
- Ext.a11y.FocusMgr.register(this);
- },
-
- init: function(){
- this.el.dom.tabIndex = '1';
- this.el.addClass('x-a11y-focusable');
- this.el.on({
- focus: this.onFocus,
- blur: this.onBlur,
- keydown: this.onKeyDown,
- scope: this
- });
- },
-
- setRelayTo: function(relayTo){
- this.relayTo = relayTo ? Ext.a11y.FocusMgr.get(relayTo) : null;
- },
-
- setNoFrame: function(noFrame){
- this.noFrame = (noFrame === true) ? true : false;
- },
-
- setFrameEl: function(frameEl){
- this.frameEl = frameEl && Ext.get(frameEl) || this.el;
- },
-
- setComponent: function(cmp){
- this.component = cmp || null;
- },
-
- onKeyDown: function(e, t){
- var k = e.getKey(), SK = Ext.a11y.Focusable.SpecialKeys, ret, tf;
-
- tf = (t !== this.el.dom) ? Ext.a11y.FocusMgr.get(t, true) : this;
- if (!tf) {
- // this can happen when you are on a focused item within a panel body
- // that is not a Ext.a11y.Focusable
- tf = Ext.a11y.FocusMgr.get(Ext.fly(t).parent('.x-a11y-focusable'));
- }
-
- if (SK[k] !== undefined) {
- ret = this.fireEvent(SK[k], e, t, tf, this);
- }
- if (ret === false || this.fireEvent('keydown', e, t, tf, this) === false) {
- e.stopEvent();
- }
- },
-
- focus: function(){
- this.el.dom.focus();
- },
-
- blur: function(){
- this.el.dom.blur();
- },
-
- onFocus: function(e, t){
- this.el.addClass('x-a11y-focused');
- if (this.relayTo) {
- this.relayTo.el.addClass('x-a11y-focused-relay');
- if (!this.relayTo.noFrame) {
- Ext.a11y.FocusFrame.frame(this.relayTo.frameEl);
- }
- if (!this.noFrame) {
- Ext.a11y.RelayFrame.frame(this.frameEl);
- }
- }
- else {
- if (!this.noFrame) {
- Ext.a11y.FocusFrame.frame(this.frameEl);
- }
- }
-
- this.fireEvent('focus', e, t, this);
- },
-
- onBlur: function(e, t){
- if (this.relayTo) {
- this.relayTo.el.removeClass('x-a11y-focused-relay');
- Ext.a11y.RelayFrame.unframe();
- }
- this.el.removeClass('x-a11y-focused');
- Ext.a11y.FocusFrame.unframe();
- this.fireEvent('blur', e, t, this);
- },
-
- destroy: function(){
- this.el.un('keydown', this.onKeyDown);
- this.el.un('focus', this.onFocus);
- this.el.un('blur', this.onBlur);
- this.el.removeClass('x-a11y-focusable');
- this.el.removeClass('x-a11y-focused');
- if (this.relayTo) {
- this.relayTo.el.removeClass('x-a11y-focused-relay');
- }
- }
-});
-
-Ext.a11y.FocusItem = Ext.extend(Object, {
- constructor: function(el, enableTabbing){
- Ext.a11y.FocusItem.superclass.constructor.call(this);
-
- this.el = Ext.get(el);
- this.fi = new Ext.a11y.Focusable(el);
- this.fi.setComponent(this);
-
- this.fi.on('tab', this.onTab, this);
-
- this.enableTabbing = enableTabbing === true ? true : false;
- },
-
- getEnterItem: function(){
- if (this.enableTabbing) {
- var items = this.getFocusItems();
- if (items && items.length) {
- return items[0];
- }
- }
- },
-
- getFocusItems: function(){
- if (this.enableTabbing) {
- return this.el.query('a, button, input, select');
- }
- return null;
- },
-
- onTab: function(e, t){
- var items = this.getFocusItems(), i;
-
- if (items && items.length && (i = items.indexOf(t)) !== -1) {
- if (e.shiftKey && i > 0) {
- e.stopEvent();
- items[i - 1].focus();
- Ext.a11y.FocusFrame.frame.defer(20, Ext.a11y.FocusFrame, [this.el]);
- return;
- }
- else
- if (!e.shiftKey && i < items.length - 1) {
- e.stopEvent();
- items[i + 1].focus();
- Ext.a11y.FocusFrame.frame.defer(20, Ext.a11y.FocusFrame, [this.el]);
- return;
- }
- }
- },
-
- focus: function(){
- if (this.enableTabbing) {
- var items = this.getFocusItems();
- if (items && items.length) {
- items[0].focus();
- Ext.a11y.FocusFrame.frame.defer(20, Ext.a11y.FocusFrame, [this.el]);
- return;
- }
- }
- this.fi.focus();
- },
-
- blur: function(){
- this.fi.blur();
- }
-});
-
-Ext.a11y.FocusMgr = function(){
- var all = new Ext.util.MixedCollection();
-
- return {
- register: function(f){
- all.add(f.el && Ext.id(f.el), f);
- },
-
- unregister: function(f){
- all.remove(f);
- },
-
- get: function(el, noCreate){
- return all.get(Ext.id(el)) || (noCreate ? false : new Ext.a11y.Focusable(el));
- },
-
- all: all
- }
-}();
-
-Ext.a11y.Focusable.SpecialKeys = {};
-Ext.a11y.Focusable.SpecialKeys[Ext.EventObjectImpl.prototype.LEFT] = 'left';
-Ext.a11y.Focusable.SpecialKeys[Ext.EventObjectImpl.prototype.RIGHT] = 'right';
-Ext.a11y.Focusable.SpecialKeys[Ext.EventObjectImpl.prototype.DOWN] = 'down';
-Ext.a11y.Focusable.SpecialKeys[Ext.EventObjectImpl.prototype.UP] = 'up';
-Ext.a11y.Focusable.SpecialKeys[Ext.EventObjectImpl.prototype.ESC] = 'esc';
-Ext.a11y.Focusable.SpecialKeys[Ext.EventObjectImpl.prototype.ENTER] = 'enter';
-Ext.a11y.Focusable.SpecialKeys[Ext.EventObjectImpl.prototype.SPACE] = 'space';
-Ext.a11y.Focusable.SpecialKeys[Ext.EventObjectImpl.prototype.TAB] = 'tab';
-
-// we use the new observeClass method to fire our new initFocus method on components
-Ext.util.Observable.observeClass(Ext.Component);
-Ext.Component.on('render', function(cmp){
- cmp.initFocus();
- cmp.initARIA();
-});
-Ext.override(Ext.Component, {
- initFocus: Ext.emptyFn,
- initARIA: Ext.emptyFn
-});
-
-Ext.override(Ext.Container, {
- isFocusable: true,
- noFocus: false,
-
- // private
- initFocus: function(){
- if (!this.fi && !this.noFocus) {
- this.fi = new Ext.a11y.Focusable(this);
- }
- this.mon(this.fi, {
- focus: this.onFocus,
- blur: this.onBlur,
- tab: this.onTab,
- enter: this.onEnter,
- esc: this.onEsc,
- scope: this
- });
-
- if (this.hidden) {
- this.isFocusable = false;
- }
-
- this.on('show', function(){
- this.isFocusable = true;
- }, this);
- this.on('hide', function(){
- this.isFocusable = false;
- }, this);
- },
-
- focus: function(){
- this.fi.focus();
- },
-
- blur: function(){
- this.fi.blur();
- },
-
- enter: function(){
- var eitem = this.getEnterItem();
- if (eitem) {
- eitem.focus();
- }
- },
-
- onFocus: Ext.emptyFn,
- onBlur: Ext.emptyFn,
-
- onTab: function(e, t, tf){
- var rf = tf.relayTo || tf;
- if (rf.component && rf.component !== this) {
- e.stopEvent();
- var item = e.shiftKey ? this.getPreviousFocus(rf.component) : this.getNextFocus(rf.component);
- item.focus();
- }
- },
-
- onEnter: function(e, t, tf){
- // check to see if enter is pressed while "on" the panel
- if (tf.component && tf.component === this) {
- e.stopEvent();
- this.enter();
- }
- e.stopPropagation();
- },
-
- onEsc: function(e, t){
- e.preventDefault();
-
- // check to see if esc is pressed while "inside" the panel
- // or while "on" the panel
- if (t === this.el.dom) {
- // "on" the panel, check if this panel has an owner panel and focus that
- // we dont stop the event in this case so that this same check will be
- // done for this ownerCt
- if (this.ownerCt) {
- this.ownerCt.focus();
- }
- }
- else {
- // we were inside the panel when esc was pressed,
- // so go back "on" the panel
- if (this.ownerCt && this.ownerCt.isFocusable) {
- var si = this.ownerCt.getFocusItems();
-
- if (si && si.getCount() > 1) {
- e.stopEvent();
- }
- }
- this.focus();
- }
- },
-
- getFocusItems: function(){
- return this.items &&
- this.items.filterBy(function(o){
- return o.isFocusable;
- }) ||
- null;
- },
-
- getEnterItem: function(){
- var ci = this.getFocusItems(), length = ci ? ci.getCount() : 0;
-
- if (length === 1) {
- return ci.first().getEnterItem && ci.first().getEnterItem() || ci.first();
- }
- else if (length > 1) {
- return ci.first();
- }
- },
-
- getNextFocus: function(current){
- var items = this.getFocusItems(), next = current, i = items.indexOf(current), length = items.getCount();
-
- if (i === length - 1) {
- next = items.first();
- }
- else {
- next = items.get(i + 1);
- }
- return next;
- },
-
- getPreviousFocus: function(current){
- var items = this.getFocusItems(), prev = current, i = items.indexOf(current), length = items.getCount();
-
- if (i === 0) {
- prev = items.last();
- }
- else {
- prev = items.get(i - 1);
- }
- return prev;
- },
-
- getFocusable : function() {
- return this.fi;
- }
-});
-
-Ext.override(Ext.Panel, {
- /**
- * @cfg {Boolean} enableTabbing <tt>true</tt> to enable tabbing. Default is <tt>false</tt>.
- */
- getFocusItems: function(){
- // items gets all the items inside the body
- var items = Ext.Panel.superclass.getFocusItems.call(this), bodyFocus = null;
-
- if (!items) {
- items = new Ext.util.MixedCollection();
- this.bodyFocus = this.bodyFocus || new Ext.a11y.FocusItem(this.body, this.enableTabbing);
- items.add('body', this.bodyFocus);
- }
- // but panels can also have tbar, bbar, fbar
- if (this.tbar && this.topToolbar) {
- items.insert(0, this.topToolbar);
- }
- if (this.bbar && this.bottomToolbar) {
- items.add(this.bottomToolbar);
- }
- if (this.fbar) {
- items.add(this.fbar);
- }
-
- return items;
- }
-});
-
-Ext.override(Ext.TabPanel, {
- // private
- initFocus: function(){
- Ext.TabPanel.superclass.initFocus.call(this);
- this.mon(this.fi, {
- left: this.onLeft,
- right: this.onRight,
- scope: this
- });
- },
-
- onLeft: function(e){
- if (!this.activeTab) {
- return;
- }
- e.stopEvent();
- var prev = this.items.itemAt(this.items.indexOf(this.activeTab) - 1);
- if (prev) {
- this.setActiveTab(prev);
- }
- return false;
- },
-
- onRight: function(e){
- if (!this.activeTab) {
- return;
- }
- e.stopEvent();
- var next = this.items.itemAt(this.items.indexOf(this.activeTab) + 1);
- if (next) {
- this.setActiveTab(next);
- }
- return false;
- }
-});
-
-Ext.override(Ext.tree.TreeNodeUI, {
- // private
- focus: function(){
- this.node.getOwnerTree().bodyFocus.focus();
- }
-});
-
-Ext.override(Ext.tree.TreePanel, {
- // private
- afterRender : function(){
- Ext.tree.TreePanel.superclass.afterRender.call(this);
- this.root.render();
- if(!this.rootVisible){
- this.root.renderChildren();
- }
- this.bodyFocus = new Ext.a11y.FocusItem(this.body.down('.x-tree-root-ct'));
- this.bodyFocus.fi.setFrameEl(this.body);
- }
-});
-
-Ext.override(Ext.grid.GridPanel, {
- initFocus: function(){
- Ext.grid.GridPanel.superclass.initFocus.call(this);
- this.bodyFocus = new Ext.a11y.FocusItem(this.view.focusEl);
- this.bodyFocus.fi.setFrameEl(this.body);
- }
-});
-
-Ext.override(Ext.Button, {
- isFocusable: true,
- noFocus: false,
-
- initFocus: function(){
- Ext.Button.superclass.initFocus.call(this);
- this.fi = this.fi || new Ext.a11y.Focusable(this.btnEl, null, null, this.el);
- this.fi.setComponent(this);
-
- this.mon(this.fi, {
- focus: this.onFocus,
- blur: this.onBlur,
- scope: this
- });
-
- if (this.menu) {
- this.mon(this.fi, 'down', this.showMenu, this);
- this.on('menuhide', this.focus, this);
- }
-
- if (this.hidden) {
- this.isFocusable = false;
- }
-
- this.on('show', function(){
- this.isFocusable = true;
- }, this);
- this.on('hide', function(){
- this.isFocusable = false;
- }, this);
- },
-
- focus: function(){
- this.fi.focus();
- },
-
- blur: function(){
- this.fi.blur();
- },
-
- onFocus: function(){
- if (!this.disabled) {
- this.el.addClass("x-btn-focus");
- }
- },
-
- onBlur: function(){
- this.el.removeClass("x-btn-focus");
- }
-});
-
-Ext.override(Ext.Toolbar, {
- initFocus: function(){
- Ext.Toolbar.superclass.initFocus.call(this);
- this.mon(this.fi, {
- left: this.onLeft,
- right: this.onRight,
- scope: this
- });
-
- this.on('focus', this.onButtonFocus, this, {
- stopEvent: true
- });
- },
-
- add: function(){
- var item = Ext.Toolbar.superclass.add.apply(this, arguments);
- if(!item || !item.events) {
- return item;
- }
- if (item.rendered && item.fi !== undefined) {
- item.fi.setRelayTo(this.el);
- this.relayEvents(item.fi, ['focus']);
- }
- else {
- item.on('render', function(){
- if (item.fi !== undefined) {
- item.fi.setRelayTo(this.el);
- this.relayEvents(item.fi, ['focus']);
- }
- }, this, {
- single: true
- });
- }
- return item;
- },
-
- onFocus: function(){
- var items = this.getFocusItems();
- if (items && items.getCount() > 0) {
- if (this.lastFocus && items.indexOf(this.lastFocus) !== -1) {
- this.lastFocus.focus();
- }
- else {
- items.first().focus();
- }
- }
- },
-
- onButtonFocus: function(e, t, tf){
- this.lastFocus = tf.component || null;
- },
-
- onLeft: function(e, t, tf){
- e.stopEvent();
- this.getPreviousFocus(tf.component).focus();
- },
-
- onRight: function(e, t, tf){
- e.stopEvent();
- this.getNextFocus(tf.component).focus();
- },
-
- getEnterItem: Ext.emptyFn,
- onTab: Ext.emptyFn,
- onEsc: Ext.emptyFn
-});
-
-Ext.override(Ext.menu.BaseItem, {
- initFocus: function(){
- this.fi = new Ext.a11y.Focusable(this, this.parentMenu && this.parentMenu.el || null, true);
- }
-});
-
-Ext.override(Ext.menu.Menu, {
- initFocus: function(){
- this.fi = new Ext.a11y.Focusable(this);
- this.focusEl = this.fi;
- }
-});
-
-Ext.a11y.WindowMgr = new Ext.WindowGroup();
-
-Ext.apply(Ext.WindowMgr, {
- bringToFront: function(win){
- Ext.a11y.WindowMgr.bringToFront.call(this, win);
- if (win.modal) {
- win.enter();
- }
- else {
- win.focus();
- }
- }
-});
-
-Ext.override(Ext.Window, {
- initFocus: function(){
- Ext.Window.superclass.initFocus.call(this);
- this.on('beforehide', function(){
- Ext.a11y.RelayFrame.unframe();
- Ext.a11y.FocusFrame.unframe();
- });
- }
-});
-
-Ext.override(Ext.form.Field, {
- isFocusable: true,
- noFocus: false,
-
- initFocus: function(){
- this.fi = this.fi || new Ext.a11y.Focusable(this, null, true);
-
- Ext.form.Field.superclass.initFocus.call(this);
-
- if (this.hidden) {
- this.isFocusable = false;
- }
-
- this.on('show', function(){
- this.isFocusable = true;
- }, this);
- this.on('hide', function(){
- this.isFocusable = false;
- }, this);
- }
-});
-
-Ext.override(Ext.FormPanel, {
- initFocus: function(){
- Ext.FormPanel.superclass.initFocus.call(this);
- this.on('focus', this.onFieldFocus, this, {
- stopEvent: true
- });
- },
-
- // private
- createForm: function(){
- delete this.initialConfig.listeners;
- var form = new Ext.form.BasicForm(null, this.initialConfig);
- form.afterMethod('add', this.formItemAdd, this);
- return form;
- },
-
- formItemAdd: function(item){
- item.on('render', function(field){
- field.fi.setRelayTo(this.el);
- this.relayEvents(field.fi, ['focus']);
- }, this, {
- single: true
- });
- },
-
- onFocus: function(){
- var items = this.getFocusItems();
- if (items && items.getCount() > 0) {
- if (this.lastFocus && items.indexOf(this.lastFocus) !== -1) {
- this.lastFocus.focus();
- }
- else {
- items.first().focus();
- }
- }
- },
-
- onFieldFocus: function(e, t, tf){
- this.lastFocus = tf.component || null;
- },
-
- onTab: function(e, t, tf){
- if (tf.relayTo.component === this) {
- var item = e.shiftKey ? this.getPreviousFocus(tf.component) : this.getNextFocus(tf.component);
-
- if (item) {
- ev.stopEvent();
- item.focus();
- return;
- }
- }
- Ext.FormPanel.superclass.onTab.apply(this, arguments);
- },
-
- getNextFocus: function(current){
- var items = this.getFocusItems(), i = items.indexOf(current), length = items.getCount();
-
- return (i < length - 1) ? items.get(i + 1) : false;
- },
-
- getPreviousFocus: function(current){
- var items = this.getFocusItems(), i = items.indexOf(current), length = items.getCount();
-
- return (i > 0) ? items.get(i - 1) : false;
- }
-});
-
-Ext.override(Ext.Viewport, {
- initFocus: function(){
- Ext.Viewport.superclass.initFocus.apply(this);
- this.mon(Ext.get(document), 'focus', this.focus, this);
- this.mon(Ext.get(document), 'blur', this.blur, this);
- this.fi.setNoFrame(true);
- },
-
- onTab: function(e, t, tf, f){
- e.stopEvent();
-
- if (tf === f) {
- items = this.getFocusItems();
- if (items && items.getCount() > 0) {
- items.first().focus();
- }
- }
- else {
- var rf = tf.relayTo || tf;
- var item = e.shiftKey ? this.getPreviousFocus(rf.component) : this.getNextFocus(rf.component);
- item.focus();
- }
- }
-});
-
-})();
\ No newline at end of file
git.ithinksw.org / extjs.git / blobdiff