FirstClassEdit.java

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package com.arcle.rmt.j2se.swing.vc.rqml;

import javax.swing.*;

import java.util.List;
import java.util.Observable;
import java.awt.Window;
import java.awt.event.ActionEvent;
import com.arcle.rmt.j2se.swing.ui.Form;
import com.arcle.rmt.j2se.swing.ui.View;
import com.arcle.rmt.j2se.swing.ui.MoreSwingUtilities;
import com.arcle.rmt.j2se.swing.vc.ElementEdit;
import com.arcle.rmt.j2se.model.RQMLDocument;
import com.arcle.rmt.j2se.model.RQMLDocumentUpdateEvent;
import com.arcle.rmt.rqml.RQMLFirstClass;

public class FirstClassEdit extends ElementEdit {
    protected FirstClassEdit(RQMLFirstClass elem) {
        if (elem == null) {
            throw new IllegalArgumentException("Parameter 'elem' cannot be null.");
        }
        _elem = elem;
    }

    //-----------------------------------------------------------------------
    //

    public void update(Observable src, Object param) {
        final FirstClassEdit self = this;
        if (param instanceof RQMLDocumentUpdateEvent) {
            RQMLDocumentUpdateEvent evt = (RQMLDocumentUpdateEvent) param;
            if (evt.getElement() == getElement()) {
                switch (evt.getEventType()) {
                case RQMLDocumentUpdateEvent.ET_DELETING_ELEMENT:
                    // our element is being deleted, close ourself.
                    removeAll();
                    invalidate();

                    src.deleteObserver(this);
                    setDocument(null);
                    setDead(true);
                    SwingUtilities.invokeLater(new Runnable() {
                        public void run() {
                            //dispose();
                            //MoreSwingUtilities.removeFromParent(self);
                            MoreSwingUtilities.disposeImmediateParent(self);
                        }
                    });

                    break;
                }
            }
        } else {
            super.update(src, param);
        }
    }

    protected List createPanels() {
        List panels = createList();
        RQMLFirstClass elem = getElement();
        panels.add(new GeneralAttributes1(elem));
        panels.add(new GeneralAttributes2(elem));
        return panels;
    }

    //-----------------------------------------------------------------------
    // Accessor Methods

    protected RQMLFirstClass getElement() {
        return _elem;
    }

    //-----------------------------------------------------------------------
    // Factory methods

    protected Action createDeleteElementAction() {
        return new DeleteElementAction();
    }

    //-----------------------------------------------------------------------
    // Member Variables

    private RQMLFirstClass _elem;

    //-----------------------------------------------------------------------
    // Action classes

    protected class DeleteElementAction extends AbstractAction {
        public DeleteElementAction() {
            super("Delete");
        }

        public void actionPerformed(ActionEvent e) {
            int result = JOptionPane.showConfirmDialog(FirstClassEdit.this,
                "Do you really want to delete the element? This cannot be undone.",
                "Delete Element",
                JOptionPane.YES_NO_OPTION,
                JOptionPane.QUESTION_MESSAGE);
            if (result == JOptionPane.YES_OPTION) {
                RQMLDocument doc = (RQMLDocument) getDocument();
                RQMLFirstClass elem = getElement();
                doc.deleteElement(elem);
            }
        }
    }
}

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