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HackMemoryHackMemory
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Merge pull request #3 from Gibitop/master
Добавил вкладку отладки
2 parents 0132340 + 14d4e38 commit 9c08095

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‎bcomp-ng-ui/src/main/java/ru/ifmo/cs/bcomp/ui/GUI.java

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Original file line numberDiff line numberDiff line change
@@ -45,7 +45,8 @@ public void init() {
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final ActivateblePanel[] panels = {
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new BasicView(this, isHex),
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new AssemblerView(this),
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new TraceView(this)
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new TraceView(this),
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new DebugView(this)
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};
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tabs = new JTabbedPane(){

‎bcomp-ng-ui/src/main/java/ru/ifmo/cs/bcomp/ui/components/DebugView.java

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package ru.ifmo.cs.bcomp.ui.components;
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import ru.ifmo.cs.bcomp.CPU;
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import ru.ifmo.cs.bcomp.Reg;
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import ru.ifmo.cs.bcomp.ui.GUI;
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import ru.ifmo.cs.components.Memory;
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import javax.swing.*;
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import javax.swing.event.DocumentEvent;
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import javax.swing.event.DocumentListener;
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import java.awt.*;
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import java.awt.event.*;
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import java.lang.reflect.Field;
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import java.util.ArrayList;
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public class DebugView extends BCompPanel implements ActionListener {
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private final Memory memory;
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private final CPU cpu;
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private Field memoryArray;
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private Component dumpComponent;
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private Component watchesComponent;
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private Component breakpointsComponent; // TODO: add breakpoints
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private long[] dump = new long[0x800];
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private final ArrayList<Integer> watches;
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private int selectedWatch = -1;
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private int watchAddress = -1;
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private final Font font = new Font("Roboto", Font.PLAIN, 24);
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public DebugView(GUI gui) {
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super(gui.getComponentManager(), null, null);
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this.setFont(font);
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this.cpu = gui.getCPU();
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this.memory = cpu.getMemory();
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this.watches = new ArrayList<>(0);
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this.addComponentListener(new ComponentListener() {
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@Override
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public void componentResized(ComponentEvent componentEvent) {
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DebugView.this.dumpComponent = DebugView.this.renderDumpComponent();
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DebugView.this.watchesComponent = DebugView.this.renderWatchesComponent();
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// TODO: add breakpoints
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// DebugView.this.breakpointsComponent = DebugView.this.renderBreakpointsComponent();
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DebugView.this.removeAll();
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DebugView.this.add(DebugView.this.renderMainComponent());
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}
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@Override
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public void componentMoved(ComponentEvent componentEvent) {
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}
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@Override
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public void componentShown(ComponentEvent componentEvent) {
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}
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@Override
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public void componentHidden(ComponentEvent componentEvent) {
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}
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});
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try {
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this.memoryArray = Memory.class.getDeclaredField("memory");
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memoryArray.setAccessible(true);
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this.dumpMemory();
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this.dumpComponent = renderDumpComponent();
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this.watchesComponent = renderWatchesComponent();
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// TODO: add breakpoints
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// this.breakpointsComponent = renderBreakpointsComponent();
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setLayout(new BorderLayout());
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add(renderMainComponent());
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} catch (NoSuchFieldException e) {
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e.printStackTrace();
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}
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}
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private Component renderMainComponent() {
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JPanel main = new JPanel();
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main.setLayout(new GridBagLayout());
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GridBagConstraints c = new GridBagConstraints();
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c.fill = GridBagConstraints.BOTH;
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c.gridx = 0;
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c.weighty = 1;
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c.weightx = 0.25;
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// Mounting watches component
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c.gridy = 0;
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main.add(watchesComponent, c);
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// Mounting breakpoints panel
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// TODO: add breakpoints
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// c.weighty = 0.5;
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// c.gridy = 1;
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// main.add(breakpointsComponent, c);
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// Mounting memory dump panel
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c.gridx = 1;
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c.gridy = 0;
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c.weightx = 1;
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c.gridheight = 2;
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main.add(dumpComponent, c);
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return main;
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}
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private Component renderDumpComponent() {
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JPanel dump = new JPanel();
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dump.setLayout(new BorderLayout());
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JLabel panelLabel = new JLabel("Memory dump", SwingConstants.CENTER);
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panelLabel.setFont(this.font.deriveFont(Font.BOLD));
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dump.add(panelLabel, BorderLayout.PAGE_START);
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String[] humanReadableDump = new String[this.dump.length];
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for (int address = 0x000; address < this.dump.length; address++) {
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humanReadableDump[address] = String.format(
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"%03X: %04X ", address, this.dump[address]);
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}
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JList<String> cells = new JList<>(humanReadableDump);
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cells.setFont(this.font);
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cells.setLayoutOrientation(JList.VERTICAL_WRAP);
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cells.setVisibleRowCount(this.getHeight() / (int) (getFontMetrics(this.font).getHeight() * 1.2));
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dump.add(new JScrollPane(cells));
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return dump;
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}
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private Component renderWatchesComponent() {
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JPanel watches = new JPanel();
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watches.setLayout(new GridBagLayout());
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GridBagConstraints c = new GridBagConstraints();
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c.gridx = 0;
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c.weightx = 1;
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JLabel panelLabel = new JLabel("Watches", SwingConstants.CENTER);
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panelLabel.setFont(this.font.deriveFont(Font.BOLD));
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c.fill = GridBagConstraints.BOTH;
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c.gridy = 0;
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watches.add(panelLabel, c);
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JPanel buttons = new JPanel();
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buttons.setLayout(new GridLayout());
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JButton addWatch = new JButton("+");
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addWatch.setEnabled(false);
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addWatch.setFocusable(false); // Magic: this line makes the button work every time
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addWatch.addActionListener(actionEvent -> {
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DebugView.this.watches.add(DebugView.this.watchAddress);
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DebugView.this.watchesComponent = DebugView.this.renderWatchesComponent();
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DebugView.this.removeAll();
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DebugView.this.add(DebugView.this.renderMainComponent());
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});
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JButton removeWatch = new JButton("-");
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removeWatch.setEnabled(false);
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removeWatch.addActionListener(actionEvent -> {
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DebugView.this.watches.remove(DebugView.this.selectedWatch);
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DebugView.this.watchesComponent = DebugView.this.renderWatchesComponent();
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DebugView.this.removeAll();
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DebugView.this.add(DebugView.this.renderMainComponent());
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});
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String addressFieldPlaceholder = "Address";
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JFormattedTextField addressField = new JFormattedTextField(addressFieldPlaceholder);
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addressField.getDocument().addDocumentListener(new DocumentListener() {
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void handleNewValue() {
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try {
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DebugView.this.watchAddress = Integer.parseInt(addressField.getText(), 16);
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addWatch.setEnabled(DebugView.this.watchAddress >= 0 && DebugView.this.watchAddress < DebugView.this.dump.length);
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} catch (NumberFormatException e) {
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addWatch.setEnabled(false);
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}
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}
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@Override
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public void insertUpdate(DocumentEvent documentEvent) {
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handleNewValue();
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}
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@Override
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public void removeUpdate(DocumentEvent documentEvent) {
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handleNewValue();
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}
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@Override
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public void changedUpdate(DocumentEvent documentEvent) {
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handleNewValue();
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}
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});
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addressField.setForeground(Color.GRAY);
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addressField.addFocusListener(new FocusListener() {
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@Override
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public void focusGained(FocusEvent e) {
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if (addressField.getText().equals(addressFieldPlaceholder)) {
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addressField.setText("");
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addressField.setForeground(Color.BLACK);
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}
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}
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@Override
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public void focusLost(FocusEvent e) {
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if (addressField.getText().isEmpty()) {
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addressField.setForeground(Color.GRAY);
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addressField.setText(addressFieldPlaceholder);
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}
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}
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});
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buttons.add(addressField);
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buttons.add(addWatch);
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buttons.add(removeWatch);
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c.gridy = 1;
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watches.add(buttons, c);
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ArrayList<String> humanReadableWatches = new ArrayList<>();
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humanReadableWatches.add(String.format("IP : %03X", cpu.getRegister(Reg.IP).getValue()));
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humanReadableWatches.add(String.format("SP : %03X", cpu.getRegister(Reg.SP).getValue()));
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humanReadableWatches.add(String.format("AR : %03X", cpu.getRegister(Reg.AR).getValue()));
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humanReadableWatches.add(String.format("DR : %04X", cpu.getRegister(Reg.DR).getValue()));
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humanReadableWatches.add(String.format("CR : %04X", cpu.getRegister(Reg.CR).getValue()));
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humanReadableWatches.add(String.format("AC : %04X", cpu.getRegister(Reg.AC).getValue()));
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humanReadableWatches.add(String.format("BR : %04X", cpu.getRegister(Reg.BR).getValue()));
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final int staticWatchCount = humanReadableWatches.size();
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for (int watch : this.watches) {
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humanReadableWatches.add(String.format("%03X: %04X", watch, this.dump[watch]));
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}
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JList<String> watchesList = new JList<>(humanReadableWatches.toArray(new String[]{}));
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watchesList.setFont(this.font);
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watchesList.addMouseListener(new MouseListener() {
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@Override
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public void mouseClicked(MouseEvent mouseEvent) {
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DebugView.this.selectedWatch = watchesList.getSelectedIndex() - staticWatchCount;
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removeWatch.setEnabled(DebugView.this.selectedWatch >= 0);
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}
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@Override
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public void mousePressed(MouseEvent mouseEvent) {
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}
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@Override
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public void mouseReleased(MouseEvent mouseEvent) {
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}
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@Override
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public void mouseEntered(MouseEvent mouseEvent) {
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}
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@Override
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public void mouseExited(MouseEvent mouseEvent) {
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}
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});
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c.weighty = 1;
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c.gridy = 2;
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watches.add(new JScrollPane(watchesList), c);
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return watches;
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}
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// TODO: add breakpoints
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private Component renderBreakpointsComponent() {
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JPanel breakpoints = new JPanel();
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JLabel panelLabel = new JLabel("Breakpoints", SwingConstants.CENTER);
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panelLabel.setFont(this.font.deriveFont(Font.BOLD));
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breakpoints.add(panelLabel, BorderLayout.PAGE_START);
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return breakpoints;
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}
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// Full memory dump can take a long time
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private void dumpMemory() {
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try {
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this.dump = (long[]) memoryArray.get(this.memory);
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} catch (IllegalAccessException e) {
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e.printStackTrace();
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}
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}
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@Override
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public void panelActivate() {
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dumpMemory();
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this.dumpComponent = renderDumpComponent();
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this.watchesComponent = renderWatchesComponent();
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this.removeAll();
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this.add(renderMainComponent());
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}
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@Override
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public void panelDeactivate() {
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}
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@Override
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public void actionPerformed(ActionEvent actionEvent) {
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}
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@Override
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public String getPanelName() {
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return "Отладка";
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}
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@Override
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public void redrawArrows() {
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}
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}

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