001package org.gwtbootstrap3.client.ui.base.mixin; 002 003/* 004 * #%L 005 * GwtBootstrap3 006 * %% 007 * Copyright (C) 2013 GwtBootstrap3 008 * %% 009 * Licensed under the Apache License, Version 2.0 (the "License"); 010 * you may not use this file except in compliance with the License. 011 * You may obtain a copy of the License at 012 * 013 * http://www.apache.org/licenses/LICENSE-2.0 014 * 015 * Unless required by applicable law or agreed to in writing, software 016 * distributed under the License is distributed on an "AS IS" BASIS, 017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 018 * See the License for the specific language governing permissions and 019 * limitations under the License. 020 * #L% 021 */ 022 023import com.google.gwt.dom.client.AnchorElement; 024import com.google.gwt.dom.client.ButtonElement; 025import com.google.gwt.dom.client.Element; 026import com.google.gwt.dom.client.InputElement; 027import com.google.gwt.user.client.ui.Focusable; 028import com.google.gwt.user.client.ui.UIObject; 029 030/** 031 * @author Sven Jacobs 032 */ 033public class FocusableMixin<T extends UIObject & Focusable> implements Focusable { 034 035 private final T uiObject; 036 037 public FocusableMixin(final T uiObject) { 038 this.uiObject = uiObject; 039 } 040 041 @Override 042 public int getTabIndex() { 043 return uiObject.getElement().getTabIndex(); 044 } 045 046 @Override 047 public void setTabIndex(final int index) { 048 uiObject.getElement().setTabIndex(index); 049 } 050 051 @Override 052 public void setAccessKey(final char key) { 053 final Element element = uiObject.getElement(); 054 final String accessKey = Character.toString(key); 055 056 if (AnchorElement.is(element)) { 057 AnchorElement.as(element).setAccessKey(accessKey); 058 } else if (ButtonElement.is(element)) { 059 ButtonElement.as(element).setAccessKey(accessKey); 060 } else if (InputElement.is(element)) { 061 InputElement.as(element).setAccessKey(accessKey); 062 } 063 } 064 065 @Override 066 public void setFocus(final boolean focused) { 067 if (focused) { 068 uiObject.getElement().focus(); 069 } else { 070 uiObject.getElement().blur(); 071 } 072 } 073}