123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103 |
- /*
- * Copyright 2000-2018 Vaadin Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not
- * use this file except in compliance with the License. You may obtain a copy of
- * the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- * License for the specific language governing permissions and limitations under
- * the License.
- */
- package com.vaadin.client.ui;
-
- import com.google.gwt.event.dom.client.BlurEvent;
- import com.google.gwt.event.dom.client.BlurHandler;
- import com.google.gwt.event.dom.client.FocusEvent;
- import com.google.gwt.event.dom.client.FocusHandler;
- import com.google.gwt.event.dom.client.HasBlurHandlers;
- import com.google.gwt.event.dom.client.HasFocusHandlers;
- import com.google.gwt.event.dom.client.HasKeyDownHandlers;
- import com.google.gwt.event.dom.client.HasKeyPressHandlers;
- import com.google.gwt.event.dom.client.KeyDownEvent;
- import com.google.gwt.event.dom.client.KeyDownHandler;
- import com.google.gwt.event.dom.client.KeyPressEvent;
- import com.google.gwt.event.dom.client.KeyPressHandler;
- import com.google.gwt.event.dom.client.KeyUpEvent;
- import com.google.gwt.event.dom.client.KeyUpHandler;
- import com.google.gwt.event.shared.HandlerRegistration;
- import com.google.gwt.user.client.ui.Focusable;
- import com.google.gwt.user.client.ui.SimplePanel;
- import com.google.gwt.user.client.ui.impl.FocusImpl;
-
- /**
- * Compared to FocusPanel in GWT this panel does not support e.g. accesskeys,
- * but is simpler by its dom hierarchy nor supports focusing via java api.
- */
- public class SimpleFocusablePanel extends SimplePanel
- implements HasFocusHandlers, HasBlurHandlers, HasKeyDownHandlers,
- HasKeyPressHandlers, Focusable, com.vaadin.client.Focusable {
-
- public SimpleFocusablePanel() {
- // make focusable, as we don't need access key magic we don't need to
- // use FocusImpl.createFocusable
- setTabIndex(0);
- }
-
- @Override
- public HandlerRegistration addFocusHandler(FocusHandler handler) {
- return addDomHandler(handler, FocusEvent.getType());
- }
-
- @Override
- public HandlerRegistration addBlurHandler(BlurHandler handler) {
- return addDomHandler(handler, BlurEvent.getType());
- }
-
- @Override
- public HandlerRegistration addKeyDownHandler(KeyDownHandler handler) {
- return addDomHandler(handler, KeyDownEvent.getType());
- }
-
- @Override
- public HandlerRegistration addKeyPressHandler(KeyPressHandler handler) {
- return addDomHandler(handler, KeyPressEvent.getType());
- }
-
- public HandlerRegistration addKeyUpHandler(KeyUpHandler handler) {
- return addDomHandler(handler, KeyUpEvent.getType());
- }
-
- @Override
- public void setFocus(boolean focus) {
- if (focus) {
- FocusImpl.getFocusImplForPanel().focus(getElement());
- } else {
- FocusImpl.getFocusImplForPanel().blur(getElement());
- }
- }
-
- @Override
- public void focus() {
- setFocus(true);
- }
-
- @Override
- public void setTabIndex(int tabIndex) {
- getElement().setTabIndex(tabIndex);
- }
-
- @Override
- public int getTabIndex() {
- return getElement().getTabIndex();
- }
-
- @Override
- public void setAccessKey(char key) {
- FocusUtil.setAccessKey(this, key);
- }
- }
|