1/* 2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24package com.sun.hotspot.igv.controlflow; 25 26import java.awt.Point; 27import java.awt.event.MouseEvent; 28import org.netbeans.api.visual.action.SelectProvider; 29import org.netbeans.api.visual.action.WidgetAction; 30import org.netbeans.api.visual.widget.Widget; 31 32/** 33 * Selection action that acts on double-click only. Does not support aiming. 34 * 35 * @author Peter Hofer 36 */ 37public class DoubleClickSelectAction extends WidgetAction.LockedAdapter { 38 39 private final SelectProvider provider; 40 41 public DoubleClickSelectAction(SelectProvider provider) { 42 this.provider = provider; 43 } 44 45 protected boolean isLocked() { 46 return false; 47 } 48 49 @Override 50 public State mousePressed(Widget widget, WidgetMouseEvent event) { 51 if (event.getClickCount() >= 2 && (event.getButton() == MouseEvent.BUTTON1 || event.getButton() == MouseEvent.BUTTON2)) { 52 boolean invert = (event.getModifiersEx() & MouseEvent.CTRL_DOWN_MASK) != 0; 53 Point point = event.getPoint(); 54 if (provider.isSelectionAllowed(widget, point, invert)) { 55 provider.select(widget, point, invert); 56 return State.CHAIN_ONLY; 57 } 58 } 59 return State.REJECTED; 60 } 61} 62