1 // Copyright 2004 Adam Megacz, see the COPYING file for licensing [GPL]
5 import java.awt.event.*;
6 import java.awt.image.*;
7 import java.awt.datatransfer.*;
11 import org.xwt.util.*;
13 import java.lang.reflect.*;
16 /** Platform class for most reasonable Java1.2+ Java2s */
17 public class Java2 extends AWT {
19 private boolean isJava14 = false;
22 // disable the focus manager so we can intercept the tab key
23 String versionString = System.getProperty("java.version", "");
24 int secondDecimal = versionString.substring(versionString.indexOf('.') + 1).indexOf('.');
25 if (secondDecimal != -1) versionString = versionString.substring(0, secondDecimal);
26 double version = Double.parseDouble(versionString);
30 Toolkit t = java.awt.Toolkit.getDefaultToolkit();
31 Method m = java.awt.Toolkit.class.getMethod("setDynamicLayout", new Class[] { Boolean.class });
32 m.invoke(t, new Object[] { Boolean.TRUE });
33 } catch (Exception e) {
34 Log.info(this, "Exception while trying to enable AWT Dynamic Layout");
38 javax.swing.FocusManager.setCurrentManager(new javax.swing.FocusManager() {
39 public void processKeyEvent(Component focusedComponent, KeyEvent anEvent) { }
40 public void focusPreviousComponent(Component aComponent) { }
41 public void focusNextComponent(Component aComponent) { }
45 /** this is done with reflection in case a new version of the plugin comes out that doesn't let us pull the sun.plugin.* trick */
46 protected synchronized org.xwt.HTTP.Proxy _detectProxy() {
47 return (org.xwt.HTTP.Proxy)java.security.AccessController.doPrivileged(new java.security.PrivilegedAction() {
50 org.xwt.HTTP.Proxy pi = new org.xwt.HTTP.Proxy();
52 Class PluginProxyHandler = Class.forName("sun.plugin.protocol.PluginProxyHandler");
53 Method getDefaultProxyHandler = PluginProxyHandler.getMethod("getDefaultProxyHandler", new Class[] { });
54 Object proxyHandler = getDefaultProxyHandler.invoke(null, new Object[] { });
56 Class ProxyHandler = Class.forName("sun.plugin.protocol.ProxyHandler");
57 Method getProxyInfo = ProxyHandler.getMethod("getProxyInfo", new Class[] { URL.class });
58 Object proxyInfo = getProxyInfo.invoke(proxyHandler, new Object[] { new URL("http://www.xwt.org") });
60 Class ProxyInfo = Class.forName("sun.plugin.protocol.ProxyInfo");
62 if (((Boolean)ProxyInfo.getMethod("isSocksUsed", new Class[] { }).invoke(proxyInfo, new Object[] { })).booleanValue()) {
64 (String)ProxyInfo.getMethod("getSocksProxy", new Class[] { }).invoke(proxyInfo, new Object[] { });
66 ((Integer)ProxyInfo.getMethod("getSocksPort", new Class[] { }).invoke(proxyInfo, new Object[] { })).intValue();
69 if (((Boolean)ProxyInfo.getMethod("isProxyUsed", new Class[] { }).invoke(proxyInfo, new Object[] { })).booleanValue()) {
71 (String)ProxyInfo.getMethod("getProxy", new Class[] { }).invoke(proxyInfo, new Object[] { });
73 ((Integer)ProxyInfo.getMethod("getPort", new Class[] { }).invoke(proxyInfo, new Object[] { })).intValue();
76 if (pi.httpProxyHost != null || pi.socksProxyHost != null) return pi;
79 } catch (Throwable e) {
80 if (Log.on) Log.info(this, "No proxy information found in Java Plugin classes");
86 protected PixelBuffer _createPixelBuffer(int w, int h, Surface owner) { return new Java2PixelBuffer(w, h); }
87 protected Surface _createSurface(final Box root, final boolean framed) {
88 return (Surface)java.security.AccessController.doPrivileged(new java.security.PrivilegedAction() {
92 // weaken the binding here to avoid link errors on 1.3.x
93 Class java14SurfaceClass = Class.forName(Java2.class.getName() + "$Java14Surface");
94 Constructor ctor = java14SurfaceClass.getConstructor(new Class[] { Box.class, Boolean.TYPE });
95 return (Surface)ctor.newInstance(new Object[] { root, new Boolean(framed) });
96 } catch (Exception e) {
98 throw new LinkageError("error: " + e);
101 return new Java2Surface(root, framed);
107 // Inner Classes //////////////////////////////////////////////////////////////////
109 private static Cursor invisibleCursor =
110 Toolkit.getDefaultToolkit().createCustomCursor(new BufferedImage(2, 2, BufferedImage.TYPE_INT_ARGB),
111 new Point(1, 1), "invisible");
113 protected static class Java2Surface extends AWTSurface {
115 public Java2Surface(Box root, boolean framed) { super(root, framed); }
117 protected void _setMinimized(boolean b) {
118 if (frame == null) Log.info(this, "JDK 1.2 can only minimize frames, not windows");
119 else if (b) frame.setState(java.awt.Frame.ICONIFIED);
120 else frame.setState(java.awt.Frame.NORMAL);
123 public void syncCursor() {
124 if (cursor.equals("invisible")) window.setCursor(invisibleCursor);
125 else super.syncCursor();
129 protected static class Java14Surface extends Java2Surface implements WindowStateListener, MouseWheelListener {
130 public Java14Surface(Box root, boolean framed) {
132 // JDK1.4 doesn't like java.lang.Window's...
133 if (!framed) ((Frame)window).setUndecorated(true);
134 window.addWindowStateListener(this);
135 window.addMouseWheelListener(this);
136 window.setVisible(true);
139 protected void makeVisible() { }
141 protected void _setMaximized(boolean m) {
143 if (Log.on) Log.info(this, "JDK 1.4 can only maximize frames, not windows");
146 frame.setExtendedState(m ? Frame.MAXIMIZED_BOTH : (minimized ? Frame.ICONIFIED : Frame.NORMAL));
148 protected void _setMinimized(boolean m) {
150 if (Log.on) Log.info(this, "JDK 1.4 can only minimize frames, not windows");
153 frame.setExtendedState(m ? Frame.ICONIFIED : (maximized ? Frame.MAXIMIZED_BOTH : Frame.NORMAL));
155 public void windowStateChanged(WindowEvent e) {
156 if (e.getOldState() != e.getNewState()) {
157 if ((e.getNewState() & Frame.MAXIMIZED_BOTH) != 0) Maximized(true);
158 else if (((e.getOldState() & Frame.MAXIMIZED_BOTH) != 0) && (e.getNewState() & Frame.MAXIMIZED_BOTH) == 0)
163 public void mouseWheelMoved(MouseWheelEvent m) {
164 // TODO: Uncomment this once Scroll is implemented in the core
165 //if(m.getScrollType() == MouseWheelEvent.WHEEL_UNIT_SCROLL) { Scroll(m.getUnitsToScroll()); }
169 protected static class Java2PixelBuffer extends AWTPixelBuffer {
170 private static ColorModel cm = Toolkit.getDefaultToolkit().getColorModel();
171 private static Hashtable emptyHashtable = new Hashtable();
172 private static short[] sbank = null;
173 private static int[] ibank = null;
174 private static byte[] bbank = null;
175 private static int bank_start = 0;
176 private WritableRaster raster = null;
177 private SampleModel sm = null;
178 private DataBuffer buf = null;
180 // this doens't seem to work on Windows
181 public void drawGlyph(Picture source, int dx, int dy, int cx1, int cy1, int cx2, int cy2, int rgb) {
182 AWTPicture src = (AWTPicture)source;
184 Graphics2D g2 = (Graphics2D)i.getGraphics();
185 g2.setComposite(AlphaComposite.DstOut);
186 g2.setClip(cx1, cy1, cx2 - cx1, cy2 - cy1);
187 g2.drawImage(src.i, dx, dy, null);
188 g2.setComposite(AlphaComposite.DstOver);
189 g2.setColor(new Color((rgb & 0x00FF0000) >> 16, (rgb & 0x0000FF00) >> 8, (rgb & 0x000000FF)));
190 g2.fillRect(dx, dy, cx2 - dx, cy2 - dy);
191 g2.drawImage(i, 0, 0, null);
192 g2.setClip(0, 0, i.getWidth(null), i.getHeight(null));
195 public Java2PixelBuffer(int w, int h) {
196 sm = cm.createCompatibleSampleModel(w, h);
197 int numSamples = w * h * sm.getNumDataElements();
198 if (sm.getDataType() == DataBuffer.TYPE_USHORT) {
199 if (sbank == null || numSamples > 512 * 512 / 3) {
200 buf = new DataBufferUShort(numSamples);
202 if (numSamples > sbank.length - bank_start) {
204 sbank = new short[512 * 512];
206 buf = new DataBufferUShort(sbank, numSamples, bank_start);
207 bank_start += numSamples;
209 } else if (sm.getDataType() == DataBuffer.TYPE_BYTE) {
210 if (bbank == null || numSamples > 512 * 512 / 3) {
211 buf = new DataBufferByte(numSamples);
213 if (numSamples > bbank.length - bank_start) {
215 bbank = new byte[512 * 512];
217 buf = new DataBufferByte(bbank, numSamples, bank_start);
218 bank_start += numSamples;
220 } else if (sm.getDataType() == DataBuffer.TYPE_INT) {
221 if (ibank == null || numSamples > 512 * 512 / 3) {
222 buf = new DataBufferInt(numSamples);
224 if (numSamples > ibank.length - bank_start) {
226 ibank = new int[512 * 512];
228 buf = new DataBufferInt(ibank, numSamples, bank_start);
229 bank_start += numSamples;
232 raster = Raster.createWritableRaster(sm, buf, null);
233 i = new BufferedImage(cm, raster, false, emptyHashtable);
238 protected String getDescriptiveName() { return isJava14 ? "Java 1.4+ JVM" : "Java 1.2+ JVM"; }