utils/test/Test_Applet_Scroll.java

   1 package test;
   2
   3 //web_Ready
   4 //web_AppletName= MyTest1
   5 //web_Description= A test
   6 //web_JavaVersion= http://www.dmitry
   7 //web_AppletImage= dddd
   8 //web_Category= test
   9 //web_Date= $Date$
  10 //web_Features= graphics, AWT-to-Swing
  11
  12 import java.awt.Adjustable;
  13 import java.awt.Color;
  14 import java.awt.Dimension;
  15 import java.awt.event.ActionEvent;
  16 import java.awt.event.AdjustmentEvent;
  17 import java.awt.event.AdjustmentListener;
  18 import java.awt.event.FocusEvent;
  19 import java.awt.event.FocusListener;
  20 import java.awt.event.MouseEvent;
  21 import java.awt.event.MouseListener;
  22 import java.awt.event.MouseMotionListener;
  23 import java.awt.event.MouseWheelEvent;
  24 import java.awt.event.MouseWheelListener;
  25 import java.text.DecimalFormat;
  26
  27 import javax.swing.ButtonGroup;
  28 import javax.swing.JApplet;
  29 import javax.swing.JComponent;
  30 import javax.swing.JLabel;
  31 import javax.swing.JPanel;
  32 import javax.swing.JScrollBar;
  33 import javax.swing.JScrollPane;
  34 import javax.swing.JSlider;
  35 import javax.swing.JTextField;
  36 import javax.swing.JToggleButton;
  37 import javax.swing.JViewport;
  38 import javax.swing.SwingConstants;
  39 import javax.swing.event.ChangeEvent;
  40 import javax.swing.event.ChangeListener;
  41 import javax.swing.plaf.ViewportUI;
  42
  43 public class Test_Applet_Scroll extends JApplet implements ChangeListener {
  44
  45         static {MouseEvent m;
  46                 /**
  47                  * @j2sNative
  48                  *
  49                  *      thisApplet.__Info.width = 500;
  50                  *  thisApplet.__Info.height = 400;
  51                  *  thisApplet.__Info.isResizable = true;
  52                  */
  53         }
  54         static DecimalFormat df = new DecimalFormat("0.00");
  55
  56         boolean preferred = true;
  57
  58         private JScrollBar hsb;
  59
  60         private JScrollBar sbar;
  61
  62         void setSize(JComponent c, int x, int y) {
  63                 if (preferred)
  64                         c.setPreferredSize(new Dimension(x, y));
  65                 else
  66                         c.setSize(x, y);
  67         }
  68
  69         @Override
  70         public void init() {
  71
  72                 final JLabel label = new JLabel("hello");
  73                 // label.setBounds(0, 60, 200, 60);
  74                 setSize(label, 80, 50);
  75                 label.setBackground(Color.yellow);
  76                 label.setForeground(Color.BLUE);
  77                 label.setOpaque(true);
  78                 label.setHorizontalAlignment(SwingConstants.RIGHT);
  79                 label.setVerticalAlignment(SwingConstants.CENTER);
  80
  81                 final JTextField tf = new JTextField("12.5", 8);
  82                 tf.setBackground(Color.black);
  83                 tf.setForeground(Color.yellow);
  84                 tf.setOpaque(true);
  85                 setSize(tf, 80, 40);
  86                 tf.addActionListener(new java.awt.event.ActionListener() {
  87                         @Override
  88                         public void actionPerformed(ActionEvent event) {
  89                                 label.setBackground(Color.white);
  90                                 label.setText(tf.getText());
  91                                 // repaint();
  92                         }
  93                 });
  94                 tf.addFocusListener(new FocusListener() {
  95
  96                         @Override
  97                         public void focusGained(FocusEvent e) {
  98                                 tf.setBackground(Color.BLUE);
  99                         }
 100
 101                         @Override
 102                         public void focusLost(FocusEvent e) {
 103                                 tf.setBackground(Color.BLACK);
 104                         }
 105
 106                 });
 107                 tf.addMouseWheelListener(new MouseWheelListener() {
 108                         @Override
 109                         public void mouseWheelMoved(MouseWheelEvent e) {
 110                                 int n = e.getWheelRotation();
 111                                 tf.setText("" + (Float.parseFloat(tf.getText()) + n));
 112                                 // e.consume(); not necessary for scrollbars
 113                         }
 114                 });
 115                 final JToggleButton button = new JToggleButton("test");
 116                 setSize(button, 80, 20);
 117                 button.setBackground(Color.orange);
 118                 button.addActionListener(new java.awt.event.ActionListener() {
 119                         @Override
 120                         public void actionPerformed(ActionEvent event) {
 121                                 label.setBackground(button.isSelected() ? Color.green : Color.yellow);
 122                                 tf.setBackground(Color.black);
 123                                 label.setText("test");
 124                                 // repaint();
 125                         }
 126                 });
 127                 final JToggleButton button2 = new JToggleButton("btn2");
 128                 button2.addMouseListener(new MouseListener() {
 129
 130                         @Override
 131                         public void mouseClicked(MouseEvent e) {
 132
 133                                 System.out.println("BTN2 clicked " + e.getClickCount());
 134
 135                         }
 136
 137                         @Override
 138                         public void mousePressed(MouseEvent e) {
 139                                 // TODO Auto-generated method stub
 140
 141                         }
 142
 143                         @Override
 144                         public void mouseReleased(MouseEvent e) {
 145                                 System.out.println("BTN2 released");
 146
 147                         }
 148
 149                         @Override
 150                         public void mouseEntered(MouseEvent e) {
 151                                 System.out.println("in button2");
 152                                 // TODO Auto-generated method stub
 153
 154                         }
 155
 156                         @Override
 157                         public void mouseExited(MouseEvent e) {
 158                                 System.out.println("out button2");
 159
 160                         }
 161
 162                 });
 163                 // BasicToggleButtonUI us; just using this to get access to code for
 164                 // BasicToggleButtonUI
 165                 setSize(button2, 80, 20);
 166                 button2.setBackground(Color.orange);
 167                 button2.addActionListener(new java.awt.event.ActionListener() {
 168                         @Override
 169                         public void actionPerformed(ActionEvent event) {
 170                                 label.setBackground(button2.isSelected() ? Color.green : Color.yellow);
 171                                 tf.setBackground(Color.green);
 172                                 label.setText("btn2");
 173                                 // repaint();
 174                         }
 175                 });
 176
 177                 button2.addMouseMotionListener(new MouseMotionListener() {
 178
 179                         @Override
 180                         public void mouseDragged(MouseEvent e) {
 181                                 System.out.println("btn2 DRAG " + e);
 182                         }
 183
 184                         @Override
 185                         public void mouseMoved(MouseEvent e) {
 186                                 // TODO Auto-generated method stub
 187
 188                         }
 189
 190                 });
 191
 192                 // the first two buttons act like radio buttons; only one is ever ON
 193
 194                 ButtonGroup bg = new ButtonGroup();
 195                 bg.add(button);
 196                 bg.add(button2);
 197
 198                 // the third button is not part of the group
 199                 // note that JButtonUI does not need to know anything about the groups
 200
 201                 final JToggleButton button3 = new JToggleButton("btn3");
 202                 // BasicToggleButtonUI us; just using this to get access to code for
 203                 // BasicToggleButtonUI
 204                 setSize(button3, 80, 20);
 205                 button3.setBackground(Color.red);
 206                 button3.addActionListener(new java.awt.event.ActionListener() {
 207                         @Override
 208                         public void actionPerformed(ActionEvent event) {
 209                                 label.setBackground(button3.isSelected() ? Color.green : Color.yellow);
 210                                 tf.setBackground(Color.black);
 211                                 label.setText("btn3");
 212                                 // repaint();
 213                         }
 214                 });
 215
 216                 JPanel p = new JPanel();
 217
 218                 p.addMouseListener(new MouseListener() {
 219
 220                         @Override
 221                         public void mouseClicked(MouseEvent e) {
 222
 223                                 System.out.println("PANEL clicked " + e.getClickCount());
 224
 225
 226                         }
 227
 228                         @Override
 229                         public void mousePressed(MouseEvent e) {
 230                                 // TODO Auto-generated method stub
 231
 232                         }
 233
 234                         @Override
 235                         public void mouseReleased(MouseEvent e) {
 236                                 // TODO Auto-generated method stub
 237
 238                         }
 239
 240                         @Override
 241                         public void mouseEntered(MouseEvent e) {
 242                                 // TODO Auto-generated method stub
 243
 244                                 System.out.println("in panel");
 245
 246                         }
 247
 248                         @Override
 249                         public void mouseExited(MouseEvent e) {
 250                                 // TODO Auto-generated method stub
 251
 252                                 System.out.println("out panel");
 253                         }
 254
 255
 256                 });
 257
 258
 259                 p.addMouseMotionListener(new MouseMotionListener() {
 260
 261                         @Override
 262                         public void mouseDragged(MouseEvent e) {
 263                                 System.out.println("panel DRAG " + e);
 264                         }
 265
 266                         @Override
 267                         public void mouseMoved(MouseEvent e) {
 268                                 System.out.println("panel Move " + e);
 269
 270                         }
 271
 272                 });
 273
 274                 p.setToolTipText("this is the panel");
 275                 // p.setLayout(new GridLayout(2, 2, 2, 2));
 276                 JScrollPane sp = new JScrollPane();
 277                 sp.getViewport().add(p);
 278                 getContentPane().add(sp);
 279                 sp.getViewport().addChangeListener(this);
 280                 hsb = sp.getHorizontalScrollBar();
 281                 button2.setToolTipText("this is hsb");
 282
 283                 mkBar(p, tf, Adjustable.VERTICAL, 20, 200).setToolTipText("this is scrollbar 1");
 284                 mkSlider(p, tf, Adjustable.VERTICAL, 20, 200).setToolTipText("this is slider 2");
 285
 286                 mkSlider(p, tf, Adjustable.VERTICAL, 20, 200).setInverted(true);
 287                 p.add(label);
 288                 label.setToolTipText("this is label");
 289                 p.add(tf);
 290                 tf.setToolTipText("this is tf");
 291                 p.add(button);
 292                 p.add(button2);
 293                 p.add(button3);
 294                 p.setBackground(Color.blue);
 295                 button2.setToolTipText("this is Button 2");
 296                 button3.setToolTipText("this is Button 3");
 297                 mkBar(p, tf, Adjustable.HORIZONTAL, 100, 20);
 298                 mkSlider(p, tf, Adjustable.HORIZONTAL, 100, 20);
 299                 mkSlider(p, tf, Adjustable.HORIZONTAL, 100, 20).setInverted(true);
 300                 repaint();
 301         }
 302
 303         JScrollBar mkBar(JPanel p, final JTextField tf, int orient, int x, int y) {
 304                 final JScrollBar bar = new JScrollBar(orient, 500, 10, 300, 1000);
 305                 bar.addAdjustmentListener(new AdjustmentListener() {
 306
 307                         @Override
 308                         public void adjustmentValueChanged(AdjustmentEvent e) {
 309                                 tf.setText(df.format(e.getValue() / 100.0));
 310                         }
 311
 312                 });
 313                 bar.addMouseWheelListener(new MouseWheelListener() {
 314                         @Override
 315                         public void mouseWheelMoved(MouseWheelEvent e) {
 316                                 int n = e.getWheelRotation();
 317                                 bar.setValue(bar.getValue() + n * 5);
 318                                 // e.consume(); not necessary for scrollbars
 319                         }
 320                 });
 321                 setSize(bar, x, y);
 322                 bar.setBackground(Color.orange);
 323                 bar.setForeground(Color.green);
 324                 bar.setOpaque(true);
 325                 p.add(bar);
 326                 sbar = bar;
 327                 bar.setVisibleAmount(80);
 328                 return bar;
 329         }
 330
 331         JSlider mkSlider(JPanel p, final JTextField tf, int orient, int x, int y) {
 332                 final JSlider bar = new JSlider(orient, 300, 1000, 500);
 333                 bar.addChangeListener(new ChangeListener() {
 334                         @Override
 335                         public void stateChanged(ChangeEvent e) {
 336                                 tf.setText(df.format(((JSlider) e.getSource()).getValue() / 100.0));
 337                         }
 338                 });
 339                 bar.addMouseWheelListener(new MouseWheelListener() {
 340                         @Override
 341                         public void mouseWheelMoved(MouseWheelEvent e) {
 342                                 int n = e.getWheelRotation();
 343                                 bar.setValue(bar.getValue() + n * 5);
 344                                 // e.consume(); not necessary for sliders
 345                         }
 346                 });
 347                 setSize(bar, x, y);
 348                 bar.setBackground(Color.orange);
 349                 bar.setForeground(Color.green);
 350                 bar.setOpaque(true);
 351                 p.add(bar);
 352                 return bar;
 353         }
 354
 355         @Override
 356         public void stateChanged(ChangeEvent e) {
 357                 // Viewport has scrolled
 358 //              JViewport v = (JViewport) e.getSource();
 359 //              System.out.println("extent " +v.getExtentSize() + " " + v.getViewPosition());
 360 //              if (v.getViewRect().x > 0)
 361 //                      System.out.println("view change: " + v.getViewRect());
 362 //              System.out.println(v.getWidth() + " " + v.getHeight() + " " + v.getView().getBounds());
 363 //              System.out.println(sbar.getValue() + "  "+ sbar.getVisibleAmount() + " " + sbar.getMaximum());
 364
 365         }
 366
 367 }