Java tutorial
/* * 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.widget.grid.events; import com.google.gwt.dom.client.BrowserEvents; import com.vaadin.client.widget.grid.CellReference; import com.vaadin.client.widget.grid.events.AbstractGridKeyEventHandler.GridKeyPressHandler; import com.vaadin.client.widgets.Grid; import com.vaadin.client.widgets.Grid.AbstractGridKeyEvent; import com.vaadin.shared.ui.grid.GridConstants.Section; /** * Represents native key press event in Grid. * * @since 7.4 * @author Vaadin Ltd */ public class GridKeyPressEvent extends AbstractGridKeyEvent<GridKeyPressHandler> { public static final Type<GridKeyPressHandler> TYPE = new Type<GridKeyPressHandler>(BrowserEvents.KEYPRESS, new GridKeyPressEvent()); /** * @since 7.7.9 */ public GridKeyPressEvent() { } /** * @deprecated This constructor's arguments are no longer used. Use the * no-args constructor instead. */ @Deprecated public GridKeyPressEvent(Grid<?> grid, CellReference<?> targetCell) { } @Override public Type<GridKeyPressHandler> getAssociatedType() { return TYPE; } @Override protected void doDispatch(GridKeyPressHandler handler, Section section) { if ((section == Section.BODY && handler instanceof BodyKeyPressHandler) || (section == Section.HEADER && handler instanceof HeaderKeyPressHandler) || (section == Section.FOOTER && handler instanceof FooterKeyPressHandler)) { handler.onKeyPress(this); } } @Override protected String getBrowserEventType() { return BrowserEvents.KEYPRESS; } /** * Gets the char code for this event. * * @return the char code */ public char getCharCode() { return (char) getUnicodeCharCode(); } /** * Gets the Unicode char code (code point) for this event. * * @return the Unicode char code */ public int getUnicodeCharCode() { return getNativeEvent().getCharCode(); } @Override public String toDebugString() { return super.toDebugString() + "[" + getCharCode() + "]"; } }