Exemple #1
0
  /**
   * Constructor to create an editor to update/create an ontology entry
   *
   * @param display - points back to the display
   * @param oureditOntEntry - the entry being edited
   * @param ontParent - the edited item's parent in the hierarchy
   * @param newItem - true if this is a new item
   */
  public EditOntEntry(
      Display display, OntEntry oureditOntEntry, OntEntry ontParent, boolean newItem) {
    super();
    shell = new Shell(display, SWT.DIALOG_TRIM | SWT.PRIMARY_MODAL);
    shell.setText("OntEntry Information");
    GridLayout gridLayout = new GridLayout();
    gridLayout.numColumns = 3;
    gridLayout.marginHeight = 5;
    gridLayout.makeColumnsEqualWidth = true;
    shell.setLayout(gridLayout);

    ourOntEntry = oureditOntEntry;
    ourParent = ontParent;

    if (newItem) {
      ourOntEntry.setName("");
      ourOntEntry.setImportance(Importance.MODERATE);
    }

    new Label(shell, SWT.NONE).setText("Name:");

    nameField = new Text(shell, SWT.SINGLE | SWT.BORDER | SWT.H_SCROLL);
    nameField.setText(ourOntEntry.getName());
    GridData gridData =
        new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING);
    DisplayUtilities.setTextDimensions(nameField, gridData, 75);
    gridData.horizontalSpan = 2;
    nameField.setLayoutData(gridData);

    new Label(shell, SWT.NONE).setText("Description:");

    descArea = new Text(shell, SWT.MULTI | SWT.WRAP | SWT.BORDER | SWT.V_SCROLL);
    descArea.setText(ourOntEntry.getDescription());
    gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
    DisplayUtilities.setTextDimensions(descArea, gridData, 75, 5);
    gridData.horizontalSpan = 2;
    gridData.heightHint = descArea.getLineHeight() * 3;
    descArea.setLayoutData(gridData);

    new Label(shell, SWT.NONE).setText("Importance:");
    importanceBox = new Combo(shell, SWT.DROP_DOWN | SWT.READ_ONLY);
    Enumeration impEnum = Importance.elements();
    int l = 0;
    Importance itype;
    while (impEnum.hasMoreElements()) {
      itype = (Importance) impEnum.nextElement();
      importanceBox.add(itype.toString());
      if (itype.toString().compareTo(ourOntEntry.getImportance().toString()) == 0) {
        importanceBox.select(l);
      }
      l++;
    }
    // Error checking: if no such selection is valid, set it to select index 0
    if (importanceBox.getSelectionIndex() == -1) {
      importanceBox.select(0);
    }
    importanceBox.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    new Label(shell, SWT.NONE).setText(" ");
    new Label(shell, SWT.NONE).setText(" ");

    addButton = new Button(shell, SWT.PUSH);
    gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING);
    addButton.setLayoutData(gridData);
    if (newItem) {
      addButton.setText("Add");
      addButton.addSelectionListener(
          new SelectionAdapter() {

            public void widgetSelected(SelectionEvent event) {
              canceled = false;
              if (!nameField.getText().trim().equals("")) {
                ConsistencyChecker checker =
                    new ConsistencyChecker(ourOntEntry.getID(), nameField.getText(), "OntEntries");

                if (ourOntEntry.getName() == nameField.getText() || checker.check()) {
                  ourParent.addChild(ourOntEntry);
                  ourOntEntry.setLevel(ourParent.getLevel() + 1);
                  ourOntEntry.setName(nameField.getText());
                  ourOntEntry.setDescription(descArea.getText());
                  ourOntEntry.setImportance(
                      Importance.fromString(
                          importanceBox.getItem(importanceBox.getSelectionIndex())));

                  // comment before this made no sense...
                  ourOntEntry.setID(ourOntEntry.toDatabase(ourParent.getID()));
                  System.out.println("Name of added item = " + ourOntEntry.getName());

                  shell.close();
                  shell.dispose();
                }
              } else {
                MessageBox mbox = new MessageBox(shell, SWT.ICON_ERROR);
                mbox.setMessage("Need to provide the OntEntry name");
                mbox.open();
              }
            }
          });

    } else {
      addButton.setText("Save");
      addButton.addSelectionListener(
          new SelectionAdapter() {

            public void widgetSelected(SelectionEvent event) {
              canceled = false;

              ConsistencyChecker checker =
                  new ConsistencyChecker(ourOntEntry.getID(), nameField.getText(), "OntEntries");

              if (ourOntEntry.getName() == nameField.getText() || checker.check()) {
                ourOntEntry.setName(nameField.getText());
                ourOntEntry.setDescription(descArea.getText());
                ourOntEntry.setImportance(
                    Importance.fromString(
                        importanceBox.getItem(importanceBox.getSelectionIndex())));
                // since this is a save, not an add, the type and parent are ignored
                ourOntEntry.setID(ourOntEntry.toDatabase(0));

                //			RationaleDB db = RationaleDB.getHandle();
                //			db.addOntEntry(ourOntEntry);

                shell.close();
                shell.dispose();
              }
            }
          });
    }

    cancelButton = new Button(shell, SWT.PUSH);
    cancelButton.setText("Cancel");
    gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING);
    cancelButton.setLayoutData(gridData);
    cancelButton.addSelectionListener(
        new SelectionAdapter() {

          public void widgetSelected(SelectionEvent event) {
            canceled = true;
            shell.close();
            shell.dispose();
          }
        });

    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
  }