public void actionPerformed()

in rhino-tools/src/main/java/org/mozilla/javascript/tools/debugger/SwingGui.java [788:936]
148 lines of code
41 McCabe index (conditional complexity)

    public void actionPerformed(ActionEvent e) {
        String cmd = e.getActionCommand();
        int returnValue = -1;
        if (cmd.equals("Cut") || cmd.equals("Copy") || cmd.equals("Paste")) {
            JInternalFrame f = getSelectedFrame();
            if (f != null && f instanceof ActionListener) {
                ((ActionListener) f).actionPerformed(e);
            }
        } else if (cmd.equals("Step Over")) {
            returnValue = Dim.STEP_OVER;
        } else if (cmd.equals("Step Into")) {
            returnValue = Dim.STEP_INTO;
        } else if (cmd.equals("Step Out")) {
            returnValue = Dim.STEP_OUT;
        } else if (cmd.equals("Go")) {
            returnValue = Dim.GO;
        } else if (cmd.equals("Break")) {
            dim.setBreak();
        } else if (cmd.equals("Exit")) {
            exit();
        } else if (cmd.equals("Open")) {
            String fileName = chooseFile("Select a file to compile");
            if (fileName != null) {
                String text = readFile(fileName);
                if (text != null) {
                    RunProxy proxy = new RunProxy(this, RunProxy.OPEN_FILE);
                    proxy.fileName = fileName;
                    proxy.text = text;
                    new Thread(proxy).start();
                }
            }
        } else if (cmd.equals("Load")) {
            String fileName = chooseFile("Select a file to execute");
            if (fileName != null) {
                String text = readFile(fileName);
                if (text != null) {
                    RunProxy proxy = new RunProxy(this, RunProxy.LOAD_FILE);
                    proxy.fileName = fileName;
                    proxy.text = text;
                    new Thread(proxy).start();
                }
            }
        } else if (cmd.equals("More Windows...")) {
            MoreWindows dlg = new MoreWindows(this, fileWindows, "Window", "Files");
            dlg.showDialog(this);
        } else if (cmd.equals("Console")) {
            if (console.isIcon()) {
                desk.getDesktopManager().deiconifyFrame(console);
            }
            console.show();
            desk.getDesktopManager().activateFrame(console);
            console.consoleTextArea.requestFocus();
        } else if (cmd.equals("Go to function...")) {
            FindFunction dlg = new FindFunction(this, "Go to function", "Function");
            dlg.showDialog(this);
        } else if (cmd.equals("Go to line...")) {
            final String s =
                    (String)
                            JOptionPane.showInputDialog(
                                    this,
                                    "Line number",
                                    "Go to line...",
                                    JOptionPane.QUESTION_MESSAGE,
                                    null,
                                    null,
                                    null);
            if (s == null || s.trim().length() == 0) {
                return;
            }
            try {
                final int line = Integer.parseInt(s);
                showFileWindow(null, line);
            } catch (final NumberFormatException nfe) {
                // ignore
            }
        } else if (cmd.equals("Tile")) {
            JInternalFrame[] frames = desk.getAllFrames();
            int count = frames.length;
            int rows, cols;
            rows = cols = (int) Math.sqrt(count);
            if (rows * cols < count) {
                cols++;
                if (rows * cols < count) {
                    rows++;
                }
            }
            Dimension size = desk.getSize();
            int w = size.width / cols;
            int h = size.height / rows;
            int x = 0;
            int y = 0;
            for (int i = 0; i < rows; i++) {
                for (int j = 0; j < cols; j++) {
                    int index = (i * cols) + j;
                    if (index >= frames.length) {
                        break;
                    }
                    JInternalFrame f = frames[index];
                    try {
                        f.setIcon(false);
                        f.setMaximum(false);
                    } catch (Exception exc) {
                    }
                    desk.getDesktopManager().setBoundsForFrame(f, x, y, w, h);
                    x += w;
                }
                y += h;
                x = 0;
            }
        } else if (cmd.equals("Cascade")) {
            JInternalFrame[] frames = desk.getAllFrames();
            int count = frames.length;
            int x, y, w, h;
            x = y = 0;
            h = desk.getHeight();
            int d = h / count;
            if (d > 30) d = 30;
            for (int i = count - 1; i >= 0; i--, x += d, y += d) {
                JInternalFrame f = frames[i];
                try {
                    f.setIcon(false);
                    f.setMaximum(false);
                } catch (Exception exc) {
                }
                Dimension dimen = f.getPreferredSize();
                w = dimen.width;
                h = dimen.height;
                desk.getDesktopManager().setBoundsForFrame(f, x, y, w, h);
            }
        } else {
            Object obj = getFileWindow(cmd);
            if (obj != null) {
                FileWindow w = (FileWindow) obj;
                try {
                    if (w.isIcon()) {
                        w.setIcon(false);
                    }
                    w.setVisible(true);
                    w.moveToFront();
                    w.setSelected(true);
                } catch (Exception exc) {
                }
            }
        }
        if (returnValue != -1) {
            updateEnabled(false);
            dim.setReturnValue(returnValue);
        }
    }