From 5540c815de36e316d0749ce2163f12c61895b327 Mon Sep 17 00:00:00 2001 From: asiekierka Date: Wed, 17 Aug 2016 18:35:12 +0200 Subject: Revert "Removed unused methods" This reverts commit 1742190f784d0d62e7cc869eebafdfe1927e448f. --- src/main/java/cuchaz/enigma/gui/CodeReader.java | 223 ++++++++++++++++++++++++ 1 file changed, 223 insertions(+) create mode 100644 src/main/java/cuchaz/enigma/gui/CodeReader.java (limited to 'src/main/java/cuchaz/enigma/gui/CodeReader.java') diff --git a/src/main/java/cuchaz/enigma/gui/CodeReader.java b/src/main/java/cuchaz/enigma/gui/CodeReader.java new file mode 100644 index 0000000..601e5b9 --- /dev/null +++ b/src/main/java/cuchaz/enigma/gui/CodeReader.java @@ -0,0 +1,223 @@ +/******************************************************************************* + * Copyright (c) 2015 Jeff Martin. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the GNU Lesser General Public + * License v3.0 which accompanies this distribution, and is available at + * http://www.gnu.org/licenses/lgpl.html + *

+ * Contributors: + * Jeff Martin - initial API and implementation + ******************************************************************************/ +package cuchaz.enigma.gui; + +import com.strobel.decompiler.languages.java.ast.CompilationUnit; + +import java.awt.Rectangle; +import java.awt.event.ActionEvent; +import java.awt.event.ActionListener; + +import javax.swing.JEditorPane; +import javax.swing.SwingUtilities; +import javax.swing.Timer; +import javax.swing.event.CaretEvent; +import javax.swing.event.CaretListener; +import javax.swing.text.BadLocationException; +import javax.swing.text.Highlighter.HighlightPainter; + +import cuchaz.enigma.Deobfuscator; +import cuchaz.enigma.analysis.EntryReference; +import cuchaz.enigma.analysis.SourceIndex; +import cuchaz.enigma.analysis.Token; +import cuchaz.enigma.gui.highlight.SelectionHighlightPainter; +import cuchaz.enigma.mapping.ClassEntry; +import cuchaz.enigma.mapping.Entry; +import de.sciss.syntaxpane.DefaultSyntaxKit; + + +public class CodeReader extends JEditorPane { + + private static final long serialVersionUID = 3673180950485748810L; + + private static final Object m_lock = new Object(); + + public interface SelectionListener { + void onSelect(EntryReference reference); + } + + private SelectionHighlightPainter m_selectionHighlightPainter; + private SourceIndex m_sourceIndex; + private SelectionListener m_selectionListener; + + public CodeReader() { + + setEditable(false); + setContentType("text/java"); + + // turn off token highlighting (it's wrong most of the time anyway...) + DefaultSyntaxKit kit = (DefaultSyntaxKit) getEditorKit(); + kit.toggleComponent(this, "de.sciss.syntaxpane.components.TokenMarker"); + + // hook events + addCaretListener(new CaretListener() { + @Override + public void caretUpdate(CaretEvent event) { + if (m_selectionListener != null && m_sourceIndex != null) { + Token token = m_sourceIndex.getReferenceToken(event.getDot()); + if (token != null) { + m_selectionListener.onSelect(m_sourceIndex.getDeobfReference(token)); + } else { + m_selectionListener.onSelect(null); + } + } + } + }); + + m_selectionHighlightPainter = new SelectionHighlightPainter(); + m_sourceIndex = null; + m_selectionListener = null; + } + + public void setSelectionListener(SelectionListener val) { + m_selectionListener = val; + } + + public void setCode(String code) { + // sadly, the java lexer is not thread safe, so we have to serialize all these calls + synchronized (m_lock) { + setText(code); + } + } + + public SourceIndex getSourceIndex() { + return m_sourceIndex; + } + + public void decompileClass(ClassEntry classEntry, Deobfuscator deobfuscator) { + decompileClass(classEntry, deobfuscator, null); + } + + public void decompileClass(ClassEntry classEntry, Deobfuscator deobfuscator, Runnable callback) { + decompileClass(classEntry, deobfuscator, null, callback); + } + + public void decompileClass(final ClassEntry classEntry, final Deobfuscator deobfuscator, final Boolean ignoreBadTokens, final Runnable callback) { + + if (classEntry == null) { + setCode(null); + return; + } + + setCode("(decompiling...)"); + + // run decompilation in a separate thread to keep ui responsive + new Thread() { + @Override + public void run() { + + // decompile it + CompilationUnit sourceTree = deobfuscator.getSourceTree(classEntry.getOutermostClassName()); + String source = deobfuscator.getSource(sourceTree); + setCode(source); + m_sourceIndex = deobfuscator.getSourceIndex(sourceTree, source, ignoreBadTokens); + + if (callback != null) { + callback.run(); + } + } + }.start(); + } + + public void navigateToClassDeclaration(ClassEntry classEntry) { + + // navigate to the class declaration + Token token = m_sourceIndex.getDeclarationToken(classEntry); + if (token == null) { + // couldn't find the class declaration token, might be an anonymous class + // look for any declaration in that class instead + for (Entry entry : m_sourceIndex.declarations()) { + if (entry.getClassEntry().equals(classEntry)) { + token = m_sourceIndex.getDeclarationToken(entry); + break; + } + } + } + + if (token != null) { + navigateToToken(token); + } else { + // couldn't find anything =( + System.out.println("Unable to find declaration in source for " + classEntry); + } + } + + public void navigateToToken(final Token token) { + navigateToToken(this, token, m_selectionHighlightPainter); + } + + // HACKHACK: someday we can update the main GUI to use this code reader + public static void navigateToToken(final JEditorPane editor, final Token token, final HighlightPainter highlightPainter) { + + // set the caret position to the token + editor.setCaretPosition(token.start); + editor.grabFocus(); + + try { + // make sure the token is visible in the scroll window + Rectangle start = editor.modelToView(token.start); + Rectangle end = editor.modelToView(token.end); + final Rectangle show = start.union(end); + show.grow(start.width * 10, start.height * 6); + SwingUtilities.invokeLater(new Runnable() { + @Override + public void run() { + editor.scrollRectToVisible(show); + } + }); + } catch (BadLocationException ex) { + throw new Error(ex); + } + + // highlight the token momentarily + final Timer timer = new Timer(200, new ActionListener() { + private int m_counter = 0; + private Object m_highlight = null; + + @Override + public void actionPerformed(ActionEvent event) { + if (m_counter % 2 == 0) { + try { + m_highlight = editor.getHighlighter().addHighlight(token.start, token.end, highlightPainter); + } catch (BadLocationException ex) { + // don't care + } + } else if (m_highlight != null) { + editor.getHighlighter().removeHighlight(m_highlight); + } + + if (m_counter++ > 6) { + Timer timer = (Timer) event.getSource(); + timer.stop(); + } + } + }); + timer.start(); + } + + public void setHighlightedTokens(Iterable tokens, HighlightPainter painter) { + for (Token token : tokens) { + setHighlightedToken(token, painter); + } + } + + public void setHighlightedToken(Token token, HighlightPainter painter) { + try { + getHighlighter().addHighlight(token.start, token.end, painter); + } catch (BadLocationException ex) { + throw new IllegalArgumentException(ex); + } + } + + public void clearHighlights() { + getHighlighter().removeAllHighlights(); + } +} -- cgit v1.2.3