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306 lines
8.9 KiB
306 lines
8.9 KiB
/* Window Copyright (C) 1999-2002 Jochen Hoenicke.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; see the file COPYING.LESSER. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id$
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*/
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package net.sf.jode.decompiler;
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import java.awt.*;
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///#ifndef AWT10
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import java.awt.event.*;
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///#endif
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import java.io.*;
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import net.sf.jode.GlobalOptions;
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public class Window
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implements Runnable
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///#ifndef AWT10
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, ActionListener
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///#endif
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{
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TextField classpathField, classField;
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TextArea sourcecodeArea, errorArea;
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Checkbox verboseCheck, prettyCheck;
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Button startButton, saveButton;
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String lastClassName, lastClassPath;
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Frame frame;
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PrintWriter errStream;
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Decompiler decompiler = new Decompiler();
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Thread decompileThread;
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public Window(Container window) {
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buildComponents(window);
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}
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private void buildComponents(Container window) {
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if (window instanceof Frame)
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frame = (Frame) window;
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window.setFont(new Font("dialog", Font.PLAIN, 10));
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classpathField = new TextField(50);
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classField = new TextField(50);
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sourcecodeArea = new TextArea(20, 80);
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errorArea = new TextArea(3, 80);
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verboseCheck = new Checkbox("verbose", true);
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prettyCheck = new Checkbox("pretty", true);
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startButton = new Button("start");
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saveButton = new Button("save");
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///#ifdef AWT10
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/// saveButton.disable();
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///#else
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saveButton.setEnabled(false);
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///#endif
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sourcecodeArea.setEditable(false);
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errorArea.setEditable(false);
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Font monospaced = new Font("monospaced", Font.PLAIN, 10);
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sourcecodeArea.setFont(monospaced);
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errorArea.setFont(monospaced);
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GridBagLayout gbl = new GridBagLayout();
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window.setLayout(gbl);
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GridBagConstraints labelConstr = new GridBagConstraints();
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GridBagConstraints textConstr = new GridBagConstraints();
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GridBagConstraints areaConstr = new GridBagConstraints();
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GridBagConstraints checkConstr = new GridBagConstraints();
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GridBagConstraints buttonConstr = new GridBagConstraints();
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labelConstr.fill = GridBagConstraints.NONE;
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textConstr.fill = GridBagConstraints.HORIZONTAL;
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areaConstr.fill = GridBagConstraints.BOTH;
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checkConstr.fill = GridBagConstraints.NONE;
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buttonConstr.fill = GridBagConstraints.NONE;
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labelConstr.anchor = GridBagConstraints.EAST;
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textConstr.anchor = GridBagConstraints.CENTER;
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checkConstr.anchor = GridBagConstraints.WEST;
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buttonConstr.anchor = GridBagConstraints.CENTER;
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labelConstr.anchor = GridBagConstraints.EAST;
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textConstr.gridwidth = GridBagConstraints.REMAINDER;
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textConstr.weightx = 1.0;
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areaConstr.gridwidth = GridBagConstraints.REMAINDER;
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areaConstr.weightx = 1.0;
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areaConstr.weighty = 1.0;
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///#ifdef AWT10
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/// Label label = new Label("class path: ");
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/// gbl.setConstraints(label, labelConstr);
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/// window.add(label);
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/// gbl.setConstraints(classpathField, textConstr);
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/// window.add(classpathField);
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/// label = new Label("class name: ");
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/// gbl.setConstraints(label, labelConstr);
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/// window.add(label);
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/// gbl.setConstraints(classField, textConstr);
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/// window.add(classField);
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/// gbl.setConstraints(verboseCheck, checkConstr);
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/// window.add(verboseCheck);
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/// gbl.setConstraints(prettyCheck, checkConstr);
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/// window.add(prettyCheck);
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/// labelConstr.weightx = 1.0;
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/// label = new Label();
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/// gbl.setConstraints(label, labelConstr);
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/// window.add(label);
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/// gbl.setConstraints(startButton, buttonConstr);
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/// window.add(startButton);
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/// buttonConstr.gridwidth = GridBagConstraints.REMAINDER;
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/// gbl.setConstraints(saveButton, buttonConstr);
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/// window.add(saveButton);
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/// gbl.setConstraints(sourcecodeArea, areaConstr);
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/// window.add(sourcecodeArea);
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/// areaConstr.gridheight = GridBagConstraints.REMAINDER;
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/// areaConstr.weighty = 0.0;
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/// gbl.setConstraints(errorArea, areaConstr);
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/// window.add(errorArea);
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///#else
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window.add(new Label("class path: "), labelConstr);
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window.add(classpathField, textConstr);
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window.add(new Label("class name: "), labelConstr);
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window.add(classField, textConstr);
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window.add(verboseCheck, checkConstr);
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window.add(prettyCheck, checkConstr);
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labelConstr.weightx = 1.0;
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window.add(new Label(), labelConstr);
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window.add(startButton, buttonConstr);
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buttonConstr.gridwidth = GridBagConstraints.REMAINDER;
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window.add(saveButton, buttonConstr);
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window.add(sourcecodeArea, areaConstr);
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areaConstr.gridheight = GridBagConstraints.REMAINDER;
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areaConstr.weighty = 0.0;
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window.add(errorArea, areaConstr);
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startButton.addActionListener(this);
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saveButton.addActionListener(this);
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///#endif
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errStream = new PrintWriter(new AreaWriter(errorArea));
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decompiler.setErr(errStream);
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}
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public void setClassPath(String cp) {
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classpathField.setText(cp);
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}
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public void setClass(String cls) {
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classField.setText(cls);
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}
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///#ifdef AWT10
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/// public synchronized void action(Event e, Object target) {
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///#else
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public synchronized void actionPerformed(ActionEvent e) {
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Object target = e.getSource();
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///#endif
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if (target == startButton) {
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///#ifdef AWT10
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/// startButton.disable();
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///#else
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startButton.setEnabled(false);
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///#endif
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decompileThread = new Thread(this);
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sourcecodeArea.setText("Please wait, while decompiling...\n");
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decompileThread.start();
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} else if (target == saveButton) {
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if (frame == null)
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frame = new Frame(); //XXX
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FileDialog fd = new FileDialog(frame,
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"Save decompiled code",
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FileDialog.SAVE);
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fd.setFile(lastClassName.substring
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(lastClassName.lastIndexOf('.')+1).concat(".java"));
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fd.setVisible(true);
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String fileName = fd.getFile();
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if (fileName == null)
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return;
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try {
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File f = new File(new File(fd.getDirectory()), fileName);
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FileWriter out = new FileWriter(f);
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out.write(sourcecodeArea.getText());
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out.close();
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} catch (IOException ex) {
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errorArea.setText("");
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errStream.println("Couldn't write to file "
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+ fileName + ": ");
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ex.printStackTrace(errStream);
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} catch (SecurityException ex) {
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errorArea.setText("");
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errStream.println("Couldn't write to file "
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+ fileName + ": ");
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ex.printStackTrace(errStream);
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}
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}
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}
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public class AreaWriter extends Writer {
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boolean initialized = false;
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private TextArea area;
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public AreaWriter(TextArea a) {
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area = a;
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}
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public void write(char[] b, int off, int len) throws IOException {
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if (!initialized) {
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area.setText("");
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initialized = true;
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}
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///#ifdef AWT10
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/// area.appendText(new String(b, off, len));
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///#else
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area.append(new String(b, off, len));
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///#endif
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}
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public void flush() {
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}
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public void close() {
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}
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}
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public void run() {
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decompiler.setOption("verbose", verboseCheck.getState() ? "1" : "0");
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decompiler.setOption("pretty", prettyCheck.getState() ? "1" : "0");
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errorArea.setText("");
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///#ifdef AWT10
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/// saveButton.disable();
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///#else
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saveButton.setEnabled(false);
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///#endif
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lastClassName = classField.getText();
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String newClassPath = classpathField.getText();
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if (!newClassPath.equals(lastClassPath)) {
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decompiler.setClassPath(newClassPath);
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lastClassPath = newClassPath;
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}
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try {
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Writer writer
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= new BufferedWriter(new AreaWriter(sourcecodeArea), 512);
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try {
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decompiler.decompile(lastClassName, writer, null);
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} catch (IllegalArgumentException ex) {
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sourcecodeArea.setText
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("`"+lastClassName+"' is not a class name.\n"
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+"You have to give a full qualified classname "
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+"with '.' as package delimiter \n"
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+"and without .class ending.");
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return;
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}
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///#ifdef AWT10
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/// saveButton.enable();
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///#else
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saveButton.setEnabled(true);
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///#endif
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} catch (Throwable t) {
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sourcecodeArea.setText("Didn't succeed.\n"
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+"Check the below area for more info.");
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t.printStackTrace();
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} finally {
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synchronized(this) {
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decompileThread = null;
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///#ifdef AWT10
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/// startButton.enable();
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///#else
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startButton.setEnabled(true);
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///#endif
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}
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}
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}
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public static void main(String argv[]) {
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Frame frame = new Frame(GlobalOptions.copyright);
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Window win = new Window(frame);
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String cp = System.getProperty("java.class.path");
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if (cp != null)
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win.setClassPath(cp.replace(File.pathSeparatorChar,
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Decompiler.altPathSeparatorChar));
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String cls = win.getClass().getName();
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win.setClass(cls);
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///#ifndef AWT10
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frame.addWindowListener(new WindowAdapter() {
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public void windowClosing(WindowEvent e) {
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System.exit(0);
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}
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});
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///#endif
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frame.pack();
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frame.setVisible(true);
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}
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}
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