Example #1
0
  private void invoke() {
    String cmd;
    if (popup != null) cmd = popup.list.getSelectedValue().toString();
    else {
      cmd = action.getText().trim();
      int index = cmd.indexOf('=');
      if (index != -1) {
        action.addCurrentToHistory();
        String propName = cmd.substring(0, index).trim();
        String propValue = cmd.substring(index + 1).trim();
        String code;

        if (propName.startsWith("buffer.")) {
          if (propName.equals("buffer.mode")) {
            code = "buffer.setMode(\"" + MiscUtilities.charsToEscapes(propValue) + "\");";
          } else {
            code =
                "buffer.setStringProperty(\""
                    + MiscUtilities.charsToEscapes(propName.substring("buffer.".length()))
                    + "\",\""
                    + MiscUtilities.charsToEscapes(propValue)
                    + "\");";
          }

          code += "\nbuffer.propertiesChanged();";
        } else if (propName.startsWith("!buffer.")) {
          code =
              "jEdit.setProperty(\""
                  + MiscUtilities.charsToEscapes(propName.substring(1))
                  + "\",\""
                  + MiscUtilities.charsToEscapes(propValue)
                  + "\");\n"
                  + "jEdit.propertiesChanged();";
        } else {
          code =
              "jEdit.setProperty(\""
                  + MiscUtilities.charsToEscapes(propName)
                  + "\",\""
                  + MiscUtilities.charsToEscapes(propValue)
                  + "\");\n"
                  + "jEdit.propertiesChanged();";
        }

        Macros.Recorder recorder = view.getMacroRecorder();
        if (recorder != null) recorder.record(code);
        BeanShell.eval(view, namespace, code);
        cmd = null;
      } else if (cmd.length() != 0) {
        String[] completions = getCompletions(cmd);
        if (completions.length != 0) {
          cmd = completions[0];
        }
      } else cmd = null;
    }

    if (popup != null) {
      popup.dispose();
      popup = null;
    }

    final String finalCmd = cmd;
    final EditAction act = (finalCmd == null ? null : jEdit.getAction(finalCmd));
    if (temp) view.removeToolBar(this);

    SwingUtilities.invokeLater(
        new Runnable() {
          public void run() {
            view.getTextArea().requestFocus();
            if (act == null) {
              if (finalCmd != null) {
                view.getStatus()
                    .setMessageAndClear(jEdit.getProperty("view.action.no-completions"));
              }
            } else {
              view.getInputHandler().setRepeatCount(repeatCount);
              view.getInputHandler().invokeAction(act);
            }
          }
        });
  }
Example #2
0
public class ActionBar extends JPanel {

  public ActionBar(View view, boolean temp) {
    setLayout(new BoxLayout(this, BoxLayout.X_AXIS));

    this.view = view;
    this.temp = temp;

    add(Box.createHorizontalStrut(2));

    JLabel label = new JLabel(jEdit.getProperty("view.action.prompt"));
    add(label);
    add(Box.createHorizontalStrut(12));
    add(action = new ActionTextField());
    action.setEnterAddsToHistory(false);
    Dimension max = action.getPreferredSize();
    max.width = Integer.MAX_VALUE;
    action.setMaximumSize(max);
    action.addActionListener(new ActionHandler());
    action.getDocument().addDocumentListener(new DocumentHandler());

    if (temp) {
      close = new RolloverButton(GUIUtilities.loadIcon("closebox.gif"));
      close.addActionListener(new ActionHandler());
      close.setToolTipText(jEdit.getProperty("view.action.close-tooltip"));
      add(close);
    }

    this.temp = temp;
  }

  public HistoryTextField getField() {
    return action;
  }

  public void goToActionBar() {
    repeatCount = view.getInputHandler().getRepeatCount();
    action.setText(null);
    action.requestFocus();
  }

  private static NameSpace namespace =
      new NameSpace(BeanShell.getNameSpace(), "action bar namespace");

  private View view;
  private boolean temp;
  private int repeatCount;
  private HistoryTextField action;
  private CompletionPopup popup;
  private RolloverButton close;

  private void invoke() {
    String cmd;
    if (popup != null) cmd = popup.list.getSelectedValue().toString();
    else {
      cmd = action.getText().trim();
      int index = cmd.indexOf('=');
      if (index != -1) {
        action.addCurrentToHistory();
        String propName = cmd.substring(0, index).trim();
        String propValue = cmd.substring(index + 1).trim();
        String code;

        if (propName.startsWith("buffer.")) {
          if (propName.equals("buffer.mode")) {
            code = "buffer.setMode(\"" + MiscUtilities.charsToEscapes(propValue) + "\");";
          } else {
            code =
                "buffer.setStringProperty(\""
                    + MiscUtilities.charsToEscapes(propName.substring("buffer.".length()))
                    + "\",\""
                    + MiscUtilities.charsToEscapes(propValue)
                    + "\");";
          }

          code += "\nbuffer.propertiesChanged();";
        } else if (propName.startsWith("!buffer.")) {
          code =
              "jEdit.setProperty(\""
                  + MiscUtilities.charsToEscapes(propName.substring(1))
                  + "\",\""
                  + MiscUtilities.charsToEscapes(propValue)
                  + "\");\n"
                  + "jEdit.propertiesChanged();";
        } else {
          code =
              "jEdit.setProperty(\""
                  + MiscUtilities.charsToEscapes(propName)
                  + "\",\""
                  + MiscUtilities.charsToEscapes(propValue)
                  + "\");\n"
                  + "jEdit.propertiesChanged();";
        }

        Macros.Recorder recorder = view.getMacroRecorder();
        if (recorder != null) recorder.record(code);
        BeanShell.eval(view, namespace, code);
        cmd = null;
      } else if (cmd.length() != 0) {
        String[] completions = getCompletions(cmd);
        if (completions.length != 0) {
          cmd = completions[0];
        }
      } else cmd = null;
    }

    if (popup != null) {
      popup.dispose();
      popup = null;
    }

    final String finalCmd = cmd;
    final EditAction act = (finalCmd == null ? null : jEdit.getAction(finalCmd));
    if (temp) view.removeToolBar(this);

    SwingUtilities.invokeLater(
        new Runnable() {
          public void run() {
            view.getTextArea().requestFocus();
            if (act == null) {
              if (finalCmd != null) {
                view.getStatus()
                    .setMessageAndClear(jEdit.getProperty("view.action.no-completions"));
              }
            } else {
              view.getInputHandler().setRepeatCount(repeatCount);
              view.getInputHandler().invokeAction(act);
            }
          }
        });
  }

  private String[] getCompletions(String str) {
    str = str.toLowerCase();
    String[] actions = jEdit.getActionNames();
    ArrayList<String> returnValue = new ArrayList<String>(actions.length);
    for (int i = 0; i < actions.length; i++) {
      if (actions[i].toLowerCase().contains(str)) returnValue.add(actions[i]);
    }

    return returnValue.toArray(new String[returnValue.size()]);
  }

  private void complete(boolean insertLongestPrefix) {
    String text = action.getText().trim();
    String[] completions = getCompletions(text);
    if (completions.length == 1) {
      if (insertLongestPrefix) action.setText(completions[0]);
    } else if (completions.length != 0) {
      if (insertLongestPrefix) {
        String prefix = MiscUtilities.getLongestPrefix(completions, true);
        if (prefix.contains(text)) action.setText(prefix);
      }

      if (popup != null) popup.setModel(completions);
      else popup = new CompletionPopup(completions);
      return;
    }

    if (popup != null) {
      popup.dispose();
      popup = null;
    }
  }

  class ActionHandler implements ActionListener {
    public void actionPerformed(ActionEvent evt) {
      if (evt.getSource() == close) view.removeToolBar(ActionBar.this);
      else invoke();
    }
  }

  class DocumentHandler implements DocumentListener {

    public void insertUpdate(DocumentEvent evt) {
      if (popup != null) complete(false);
    }

    public void removeUpdate(DocumentEvent evt) {
      if (popup != null) complete(false);
    }

    public void changedUpdate(DocumentEvent evt) {}
  }

  class ActionTextField extends HistoryTextField {
    boolean repeat;
    boolean nonDigit;

    ActionTextField() {
      super("action");
      setSelectAllOnFocus(true);
    }

    public boolean isManagingFocus() {
      return false;
    }

    public boolean getFocusTraversalKeysEnabled() {
      return false;
    }

    public void processKeyEvent(KeyEvent evt) {
      evt = KeyEventWorkaround.processKeyEvent(evt);
      if (evt == null) return;

      switch (evt.getID()) {
        case KeyEvent.KEY_TYPED:
          char ch = evt.getKeyChar();
          if (!nonDigit && Character.isDigit(ch)) {
            super.processKeyEvent(evt);
            repeat = true;
            repeatCount = Integer.parseInt(action.getText());
          } else {
            nonDigit = true;
            if (repeat) {
              passToView(evt);
            } else super.processKeyEvent(evt);
          }
          break;
        case KeyEvent.KEY_PRESSED:
          int keyCode = evt.getKeyCode();
          if (evt.isActionKey()
              || evt.isControlDown()
              || evt.isAltDown()
              || evt.isMetaDown()
              || keyCode == KeyEvent.VK_BACK_SPACE
              || keyCode == KeyEvent.VK_DELETE
              || keyCode == KeyEvent.VK_ENTER
              || keyCode == KeyEvent.VK_TAB
              || keyCode == KeyEvent.VK_ESCAPE) {
            nonDigit = true;
            if (repeat) {
              passToView(evt);
              break;
            } else if (keyCode == KeyEvent.VK_TAB) {
              complete(true);
              evt.consume();
            } else if (keyCode == KeyEvent.VK_ESCAPE) {
              evt.consume();
              if (popup != null) {
                popup.dispose();
                popup = null;
                action.requestFocus();
              } else {
                if (temp) view.removeToolBar(ActionBar.this);
                view.getEditPane().focusOnTextArea();
              }
              break;
            } else if ((keyCode == KeyEvent.VK_UP || keyCode == KeyEvent.VK_DOWN)
                && popup != null) {
              popup.list.processKeyEvent(evt);
              break;
            }
          }
          super.processKeyEvent(evt);
          break;
      }
    }

    private void passToView(final KeyEvent evt) {
      if (temp) view.removeToolBar(ActionBar.this);
      view.getTextArea().requestFocus();
      SwingUtilities.invokeLater(
          new Runnable() {
            public void run() {
              view.getTextArea().requestFocus();
              view.getInputHandler().setRepeatCount(repeatCount);
              view.getInputHandler().processKeyEvent(evt, View.ACTION_BAR, false);
            }
          });
    }

    public void addNotify() {
      super.addNotify();
      repeat = nonDigit = false;
    }
  }

  class CompletionPopup extends JWindow {
    CompletionList list;

    CompletionPopup(String[] actions) {
      super(view);

      setContentPane(
          new JPanel(new BorderLayout()) {

            public boolean isManagingFocus() {
              return false;
            }

            public boolean getFocusTraversalKeysEnabled() {
              return false;
            }
          });

      list = new CompletionList(actions);
      list.setVisibleRowCount(8);
      list.addMouseListener(new MouseHandler());
      list.setSelectedIndex(0);
      list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);

      JScrollPane scroller =
          new JScrollPane(
              list,
              ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
              ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);

      getContentPane().add(scroller, BorderLayout.CENTER);

      GUIUtilities.requestFocus(this, list);

      pack();
      Point p = new Point(0, -getHeight());
      SwingUtilities.convertPointToScreen(p, action);
      setLocation(p);
      setVisible(true);

      KeyHandler keyHandler = new KeyHandler();
      addKeyListener(keyHandler);
      list.addKeyListener(keyHandler);
    }

    void setModel(String[] actions) {
      list.setListData(actions);
      list.setSelectedIndex(0);
    }

    class MouseHandler extends MouseAdapter {
      public void mouseClicked(MouseEvent evt) {
        invoke();
      }
    }

    class CompletionList extends JList {
      CompletionList(Object[] data) {
        super(data);
      }

      public void processKeyEvent(KeyEvent evt) {
        super.processKeyEvent(evt);
      }
    }

    class KeyHandler extends KeyAdapter {
      public void keyTyped(KeyEvent evt) {
        action.processKeyEvent(evt);
      }

      public void keyPressed(KeyEvent evt) {
        int keyCode = evt.getKeyCode();
        if (keyCode == KeyEvent.VK_ESCAPE) action.processKeyEvent(evt);
        else if (keyCode == KeyEvent.VK_ENTER) invoke();
        else if (keyCode == KeyEvent.VK_UP) {
          int selected = list.getSelectedIndex();
          if (selected == 0) {
            list.setSelectedIndex(list.getModel().getSize() - 1);
            evt.consume();
          }
        } else if (keyCode == KeyEvent.VK_DOWN) {
          int selected = list.getSelectedIndex();
          if (selected == list.getModel().getSize() - 1) {
            list.setSelectedIndex(0);
            evt.consume();
          }
        }
      }
    }
  }
}