src/org/ibex/plat/Java2.java

   1 // Copyright 2000-2005 the Contributors, as shown in the revision logs.
   2 // Licensed under the GNU General Public License version 2 ("the License").
   3 // You may not use this file except in compliance with the License.
   4
   5 package org.ibex.plat;
   6
   7 import java.awt.*;
   8 import java.awt.event.*;
   9 import java.awt.image.*;
  10 import java.net.*;
  11 import java.util.*;
  12 import org.ibex.util.*;
  13 import java.lang.reflect.*;
  14 import org.ibex.graphics.*;
  15 import org.ibex.core.*;
  16 import org.ibex.net.*;
  17
  18 /** Platform class for most reasonable Java1.2+ Java2s */
  19 public class Java2 extends AWT {
  20
  21     protected String getDescriptiveName() { return "Java 1.2+ JVM"; }
  22     public Java2() {
  23         // Properties for Apple JDK 1.3
  24         System.setProperty("apple.awt.showGrowBox", "false");
  25         System.setProperty("com.apple.hwaccel", "true");
  26         System.setProperty("com.apple.forcehwaccel", "true");
  27         System.setProperty("apple.awt.window.position.forceSafeUserPositioning", "true");
  28         System.setProperty("apple.awt.window.position.forceSafeCreation", "true");
  29
  30         // disable the focus manager so we can intercept the tab key
  31         javax.swing.FocusManager.setCurrentManager(new javax.swing.FocusManager() {
  32                 public void processKeyEvent(Component focusedComponent, KeyEvent anEvent) { }
  33                 public void focusPreviousComponent(Component aComponent) { }
  34                 public void focusNextComponent(Component aComponent) { }
  35             });
  36     }
  37
  38     /** this is done with reflection in case a new plugin comes out that doesn't let us pull the sun.plugin.* trick */
  39     protected synchronized org.ibex.net.HTTP.Proxy _detectProxy() {
  40         return (org.ibex.net.HTTP.Proxy)java.security.AccessController.doPrivileged(new java.security.PrivilegedAction() {
  41                 public Object run() { try {
  42                     org.ibex.net.HTTP.Proxy pi = new org.ibex.net.HTTP.Proxy();
  43
  44                     Class PluginProxyHandler = Class.forName("sun.plugin.protocol.PluginProxyHandler");
  45                     Method getDefaultProxyHandler = PluginProxyHandler.getMethod("getDefaultProxyHandler", new Class[] { });
  46                     Object proxyHandler = getDefaultProxyHandler.invoke(null, new Object[] { });
  47
  48                     Class ProxyHandler = Class.forName("sun.plugin.protocol.ProxyHandler");
  49                     Method getProxyInfo = ProxyHandler.getMethod("getProxyInfo", new Class[] { URL.class });
  50                     Object proxyInfo = getProxyInfo.invoke(proxyHandler, new Object[] { new URL("http://www.ibex.org") });
  51
  52                     Class ProxyInfo = Class.forName("sun.plugin.protocol.ProxyInfo");
  53
  54                     if (((Boolean)ProxyInfo.getMethod("isSocksUsed",
  55                                                       new Class[] { }).invoke(proxyInfo, new Object[] { })).booleanValue()) {
  56                         pi.socksProxyHost =
  57                             (String)ProxyInfo.getMethod("getSocksProxy",
  58                                                         new Class[] { }).invoke(proxyInfo, new Object[] { });
  59                         pi.socksProxyPort =
  60                             ((Integer)ProxyInfo.getMethod("getSocksPort",
  61                                                           new Class[] { }).invoke(proxyInfo, new Object[] { })).intValue();
  62                     }
  63
  64                     if (((Boolean)ProxyInfo.getMethod("isProxyUsed",
  65                                                       new Class[] { }).invoke(proxyInfo, new Object[] { })).booleanValue()) {
  66                         pi.httpProxyHost =
  67                             (String)ProxyInfo.getMethod("getProxy",
  68                                                         new Class[] { }).invoke(proxyInfo, new Object[] { });
  69                         pi.httpProxyPort =
  70                             ((Integer)ProxyInfo.getMethod("getPort",
  71                                                           new Class[] { }).invoke(proxyInfo, new Object[] { })).intValue();
  72                     }
  73
  74                     if (pi.httpProxyHost != null || pi.socksProxyHost != null) return pi;
  75                     else return null;
  76
  77                 } catch (Throwable e) {
  78                     if (Log.on) Log.info(this, "No proxy information found in Java Plugin classes");
  79                     return null;
  80                 }
  81                 }});
  82     }
  83
  84     protected PixelBuffer _createPixelBuffer(int w, int h, Surface owner) { return new Java2PixelBuffer(w, h); }
  85     protected Surface __createSurface(final Box root, final boolean framed) { return new Java2Surface(root, framed); }
  86     protected Surface _createSurface(final Box root, final boolean framed) {
  87         return (Surface)java.security.AccessController.doPrivileged(new java.security.PrivilegedAction() {
  88                 public Object run() { return __createSurface(root, framed); } }); }
  89
  90
  91     // Inner Classes //////////////////////////////////////////////////////////////////
  92
  93     private static Cursor invisibleCursor =
  94         Toolkit.getDefaultToolkit().createCustomCursor(new BufferedImage(2, 2, BufferedImage.TYPE_INT_ARGB),
  95                                                        new Point(1, 1), "invisible");
  96
  97     public static class Java2Surface extends AWTSurface {
  98         public Java2Surface(Box root, boolean framed) { super(root, framed); }
  99
 100         protected void _setMinimized(boolean b) {
 101             if (frame == null) Log.info(this, "JDK 1.2 can only minimize frames, not windows");
 102             else if (b) frame.setState(java.awt.Frame.ICONIFIED);
 103             else frame.setState(java.awt.Frame.NORMAL);
 104         }
 105         public void syncCursor() {
 106             if (cursor.equals("invisible")) window.setCursor(invisibleCursor);
 107             else super.syncCursor();
 108         }
 109     }
 110
 111     protected static class Java2PixelBuffer extends AWTPixelBuffer {
 112         private static ColorModel cm = Toolkit.getDefaultToolkit().getColorModel();
 113         private static Hashtable emptyHashtable = new Hashtable();
 114         private static short[] sbank = null;
 115         private static int[] ibank = null;
 116         private static byte[] bbank = null;
 117         private static int bank_start = 0;
 118         private WritableRaster raster = null;
 119         private SampleModel sm = null;
 120         private DataBuffer buf = null;
 121
 122         // this doens't seem to work on Windows
 123         public void drawGlyph(org.ibex.graphics.Font.Glyph source, int dx, int dy, int cx1, int cy1, int cx2, int cy2, int rgb) {
 124             Image i2 = ((AWTGlyph)source).getImage();
 125             Graphics2D g2 = (Graphics2D)i.getGraphics();
 126             g2.setComposite(AlphaComposite.DstOut);
 127             g2.setClip(cx1, cy1, cx2 - cx1, cy2 - cy1);
 128             g2.drawImage(i2, dx, dy, null);
 129             g2.setComposite(AlphaComposite.DstOver);
 130             g2.setColor(new java.awt.Color((rgb & 0x00FF0000) >> 16, (rgb & 0x0000FF00) >> 8, (rgb & 0x000000FF)));
 131             g2.fillRect(dx, dy, cx2 - dx, cy2 - dy);
 132             g2.drawImage(i2, 0, 0, null);
 133             g2.setClip(0, 0, i.getWidth(null), i.getHeight(null));
 134         }
 135
 136         public Java2PixelBuffer(int w, int h) {
 137             super(w,h);
 138             sm = cm.createCompatibleSampleModel(w, h);
 139             int numSamples = w * h * sm.getNumDataElements();
 140             if (sm.getDataType() == DataBuffer.TYPE_USHORT) {
 141                 if (sbank == null || numSamples > 512 * 512 / 3) {
 142                     buf = new DataBufferUShort(numSamples);
 143                 } else {
 144                     if (numSamples > sbank.length - bank_start) {
 145                         bank_start = 0;
 146                         sbank = new short[512 * 512];
 147                     }
 148                     buf = new DataBufferUShort(sbank, numSamples, bank_start);
 149                     bank_start += numSamples;
 150                 }
 151             } else if (sm.getDataType() == DataBuffer.TYPE_BYTE) {
 152                 if (bbank == null || numSamples > 512 * 512 / 3) {
 153                     buf = new DataBufferByte(numSamples);
 154                 } else {
 155                     if (numSamples > bbank.length - bank_start) {
 156                         bank_start = 0;
 157                         bbank = new byte[512 * 512];
 158                     }
 159                     buf = new DataBufferByte(bbank, numSamples, bank_start);
 160                     bank_start += numSamples;
 161                 }
 162             } else if (sm.getDataType() == DataBuffer.TYPE_INT) {
 163                 if (ibank == null || numSamples > 512 * 512 / 3) {
 164                     buf = new DataBufferInt(numSamples);
 165                 } else {
 166                     if (numSamples > ibank.length - bank_start) {
 167                         bank_start = 0;
 168                         ibank = new int[512 * 512];
 169                     }
 170                     buf = new DataBufferInt(ibank, numSamples, bank_start);
 171                     bank_start += numSamples;
 172                 }
 173             }
 174             raster = Raster.createWritableRaster(sm, buf, null);
 175             i = new BufferedImage(cm, raster, false,  emptyHashtable);
 176             g = i.getGraphics();
 177         }
 178     }
 179 }