示例#1
0
  EditFrame(RopeFrame parent) {
    super(parent);

    // Implement a smarter way to set the initial frame position and size
    setLocation(0, 0);
    setSize(670, 705);

    try {
      jbInit();
    } catch (Exception ex) {
      ex.printStackTrace();
    }

    sourceArea.addCaretListener(this);
    browseButton.addActionListener(this);
    optionsButton.addActionListener(this);
    assembleButton.addActionListener(this);
    saveButton.addActionListener(this);

    messageList.addMouseListener(
        new MouseAdapter() {
          @Override
          public void mouseClicked(MouseEvent event) {
            highlightError(messageList.locationToIndex(event.getPoint()));
          }
        });

    undoMgr = new CompoundUndoManager(sourceArea);

    undoAction = undoMgr.getUndoAction();
    redoAction = undoMgr.getRedoAction();

    undoMgr.updateUndoAction = new UpdateUndoAction();
    undoMgr.updateRedoAction = new UpdateRedoAction();

    document = sourceArea.getDocument();

    ActionMap am = sourceArea.getActionMap();
    InputMap im = sourceArea.getInputMap(JComponent.WHEN_FOCUSED);

    // Remove automatic key bindings because we want them controlled by menu items
    im.put(KeyStroke.getKeyStroke(KeyEvent.VK_Z, RopeHelper.modifierMaks), "none");
    im.put(
        KeyStroke.getKeyStroke(KeyEvent.VK_Z, RopeHelper.modifierMaks + InputEvent.SHIFT_MASK),
        "none");
    im.put(KeyStroke.getKeyStroke(KeyEvent.VK_X, RopeHelper.modifierMaks), "none");
    im.put(KeyStroke.getKeyStroke(KeyEvent.VK_C, RopeHelper.modifierMaks), "none");
    im.put(KeyStroke.getKeyStroke(KeyEvent.VK_V, RopeHelper.modifierMaks), "none");
    im.put(KeyStroke.getKeyStroke(KeyEvent.VK_A, RopeHelper.modifierMaks), "none");
    im.put(KeyStroke.getKeyStroke(KeyEvent.VK_L, RopeHelper.modifierMaks), "none");

    // Set custom binding action for tab key
    String action = "tabKeyAction";
    im.put(KeyStroke.getKeyStroke("TAB"), action);
    am.put(
        action,
        new AbstractAction() {
          private static final long serialVersionUID = 1L;

          @Override
          public void actionPerformed(ActionEvent e) {
            try {
              int caretPos = sourceArea.getCaretPosition();
              int lineNum = sourceArea.getLineOfOffset(caretPos);
              int startLine = sourceArea.getLineStartOffset(lineNum);
              int endLine = sourceArea.getLineEndOffset(lineNum);
              int linePos = caretPos - startLine;

              if (linePos >= 39 && linePos < 79) {
                caretPos = startLine + linePos + 10 - ((linePos + 1) % 10);
              } else if (linePos >= 20 && linePos <= 39) {
                caretPos = startLine + 39;
              } else if (linePos >= 15 && linePos <= 19) {
                caretPos = startLine + 20;
              } else if (linePos >= 5 && linePos <= 14) {
                caretPos = startLine + 15;
              } else {
                caretPos = startLine + 5;
              }

              // If the line is shorter than the new position fo the caret add enough spaces...
              if (caretPos > endLine) {
                StringBuilder str = new StringBuilder();
                int size = caretPos - endLine;
                while (size-- >= 0) {
                  str.append(' ');
                }
                document.insertString(endLine - 1, str.toString(), null);
              }

              sourceArea.setCaretPosition(caretPos);
            } catch (BadLocationException ex) {
              ex.printStackTrace();
            }
          }
        });

    // Set custom binding action for return/enter key
    String actionKey = "backspaceKeyAction";
    im.put(KeyStroke.getKeyStroke("BACK_SPACE"), actionKey);
    am.put(
        actionKey,
        new AbstractAction()
        // How can I get the original action?
        {
          private static final long serialVersionUID = 1L;

          @Override
          public void actionPerformed(ActionEvent e) {
            try {
              int caretPos = sourceArea.getCaretPosition();
              int lineNum = sourceArea.getLineOfOffset(caretPos);
              int startLine = sourceArea.getLineStartOffset(lineNum);
              int endLine = sourceArea.getLineEndOffset(lineNum);
              int linePos = caretPos - startLine;

              if (linePos == 15) {
                int endPos = 5;
                int charPos = linePos;
                for (; charPos > endPos; charPos--) {
                  char ch = sourceArea.getText().charAt((startLine + charPos) - 1);
                  if (!Character.isWhitespace(ch)) {
                    break;
                  }
                }

                sourceArea.setCaretPosition(startLine + charPos);
              } else {
                int startSel = sourceArea.getSelectionStart();
                int endSel = sourceArea.getSelectionEnd();
                if (startSel == endSel) {
                  startSel = caretPos - 1;
                  endSel = caretPos;
                }

                StringBuilder sb = new StringBuilder(sourceArea.getText());
                sb.replace(startSel, endSel, "");
                sourceArea.setText(sb.toString());
                sourceArea.setCaretPosition(startSel);
              }
            } catch (BadLocationException ex) {
              ex.printStackTrace();
            }
          }
        });

    // Set custom binding action for return/enter key
    action = "enterKeyAction";
    im.put(KeyStroke.getKeyStroke("ENTER"), action);
    am.put(
        action,
        new AbstractAction() {
          private static final long serialVersionUID = 1L;

          @Override
          public void actionPerformed(ActionEvent e) {
            try {
              int caretPos = sourceArea.getCaretPosition();
              int lineNum = sourceArea.getLineOfOffset(caretPos);
              int startLine = sourceArea.getLineStartOffset(lineNum);
              int linePos = caretPos - startLine;

              if (linePos >= 5) {
                document.insertString(caretPos, "\n     ", null);
              } else {
                document.insertString(caretPos, "\n", null);
              }
            } catch (BadLocationException ex) {
              ex.printStackTrace();
            }
          }
        });

    document.addDocumentListener(
        new DocumentListener() {
          @Override
          public void insertUpdate(DocumentEvent e) {
            setSourceChanged(true);
          }

          @Override
          public void removeUpdate(DocumentEvent e) {
            setSourceChanged(true);
          }

          @Override
          public void changedUpdate(DocumentEvent e) {
            setSourceChanged(true);
          }
        });
  }