1 /* 2 * Copyright (c) 2009, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 /* 27 test %W% %E% 28 @bug 4874070 29 @summary Tests basic DnD functionality 30 @author Your Name: Alexey Utkin area=dnd 31 @run applet/manual=yesno ImageDecoratedDnD.html 32 */ 33 34 import java.applet.Applet; 35 import java.awt.*; 36 import java.awt.dnd.DragSource; 37 38 39 40 public class ImageDecoratedDnD extends Applet { 41 //Declare things used in the test, like buttons and labels here 42 43 public void init() { 44 //Create instructions for the user here, as well as set up 45 // the environment -- set the layout manager, add buttons, 46 // etc. 47 this.setLayout(new BorderLayout()); 48 49 String[] instructions = 50 { 51 "A Frame, which contains a yellow button labeled \"Drag ME!\" and ", 52 "a red panel, will appear below. ", 53 "1. Click on the button and drag to the red panel. ", 54 "2. When the mouse enters the red panel during the drag, the panel ", 55 "should turn yellow. On the systems that supports pictured drag, ", 56 "the image under the drag-cursor should appear (ancor is shifted ", 57 "from top-left corner of the picture inside the picture to 10pt in both dimensions ). ", 58 "In WIN32 systems the image under cursor would be visible ONLY over ", 59 "the drop targets with activated extended OLE D\'n\'D support (that are ", 60 "the desktop and IE ).", 61 "3. Release the mouse button.", 62 "The panel should turn red again and a yellow button labeled ", 63 "\"Drag ME!\" should appear inside the panel. You should be able ", 64 "to repeat this operation multiple times." 65 }; 66 Sysout.createDialogWithInstructions(instructions); 67 68 }//End init() 69 70 public void start() { 71 Frame f = new Frame("Use keyboard for DnD change"); 72 Panel mainPanel; 73 Component dragSource, dropTarget; 74 75 f.setBounds(0, 400, 200, 200); 76 f.setLayout(new BorderLayout()); 77 78 mainPanel = new Panel(); 79 mainPanel.setLayout(new BorderLayout()); 80 81 mainPanel.setBackground(Color.blue); 82 83 dropTarget = new DnDTarget(Color.red, Color.yellow); 84 dragSource = new DnDSource("Drag ME! (" + (DragSource.isDragImageSupported()?"with ":"without") + " image)" ); 85 86 mainPanel.add(dragSource, "North"); 87 mainPanel.add(dropTarget, "Center"); 88 f.add(mainPanel, BorderLayout.CENTER); 89 90 f.setVisible(true); 91 }// start() 92 }// class DnDAcceptanceTest 93 94 95 /** 96 * ************************************************* 97 * Standard Test Machinery 98 * DO NOT modify anything below -- it's a standard 99 * chunk of code whose purpose is to make user 100 * interaction uniform, and thereby make it simpler 101 * to read and understand someone else's test. 102 * ************************************************** 103 */ 104 class Sysout { 105 private static TestDialog dialog; 106 107 public static void createDialogWithInstructions(String[] instructions) { 108 dialog = new TestDialog(new Frame(), "Instructions"); 109 dialog.printInstructions(instructions); 110 dialog.show(); 111 println("Any messages for the tester will display here."); 112 } 113 114 public static void createDialog() { 115 dialog = new TestDialog(new Frame(), "Instructions"); 116 String[] defInstr = {"Instructions will appear here. ", ""}; 117 dialog.printInstructions(defInstr); 118 dialog.show(); 119 println("Any messages for the tester will display here."); 120 } 121 122 123 public static void printInstructions(String[] instructions) { 124 dialog.printInstructions(instructions); 125 } 126 127 128 public static void println(String messageIn) { 129 dialog.displayMessage(messageIn); 130 } 131 132 }// Sysout class 133 134 135 class TestDialog extends Dialog { 136 137 TextArea instructionsText; 138 TextArea messageText; 139 int maxStringLength = 80; 140 141 //DO NOT call this directly, go through Sysout 142 public TestDialog(Frame frame, String name) { 143 super(frame, name); 144 int scrollBoth = TextArea.SCROLLBARS_BOTH; 145 instructionsText = new TextArea("", 15, maxStringLength, scrollBoth); 146 add("North", instructionsText); 147 148 messageText = new TextArea("", 5, maxStringLength, scrollBoth); 149 add("South", messageText); 150 151 pack(); 152 153 show(); 154 }// TestDialog() 155 156 //DO NOT call this directly, go through Sysout 157 public void printInstructions(String[] instructions) { 158 //Clear out any current instructions 159 instructionsText.setText(""); 160 161 //Go down array of instruction strings 162 163 String printStr, remainingStr; 164 for (int i = 0; i < instructions.length; i++) { 165 //chop up each into pieces maxSringLength long 166 remainingStr = instructions[i]; 167 while (remainingStr.length() > 0) { 168 //if longer than max then chop off first max chars to print 169 if (remainingStr.length() >= maxStringLength) { 170 //Try to chop on a word boundary 171 int posOfSpace = remainingStr. 172 lastIndexOf(' ', maxStringLength - 1); 173 174 if (posOfSpace <= 0) posOfSpace = maxStringLength - 1; 175 176 printStr = remainingStr.substring(0, posOfSpace + 1); 177 remainingStr = remainingStr.substring(posOfSpace + 1); 178 } 179 //else just print 180 else { 181 printStr = remainingStr; 182 remainingStr = ""; 183 } 184 185 instructionsText.append(printStr + "\n"); 186 187 }// while 188 189 }// for 190 191 }//printInstructions() 192 193 //DO NOT call this directly, go through Sysout 194 public void displayMessage(String messageIn) { 195 messageText.append(messageIn + "\n"); 196 } 197 198 }// TestDialog class 199