EisOneToOneSelectionInteractionPropertiesPage.java

/*******************************************************************************
 * Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.mappingsplugin.ui.mapping.xml;

import java.awt.Component;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import javax.swing.ButtonModel;
import javax.swing.JCheckBox;
import javax.swing.JPanel;

import org.eclipse.persistence.tools.workbench.framework.context.WorkbenchContextHolder;
import org.eclipse.persistence.tools.workbench.framework.ui.view.ScrollablePropertiesPage;
import org.eclipse.persistence.tools.workbench.framework.uitools.SwingTools;
import org.eclipse.persistence.tools.workbench.mappingsmodel.mapping.xml.MWEisOneToOneMapping;
import org.eclipse.persistence.tools.workbench.mappingsmodel.mapping.xml.MWEisReferenceMapping;
import org.eclipse.persistence.tools.workbench.mappingsplugin.ui.query.xml.InteractionPanel;
import org.eclipse.persistence.tools.workbench.uitools.ComponentEnabler;
import org.eclipse.persistence.tools.workbench.uitools.app.PropertyAspectAdapter;
import org.eclipse.persistence.tools.workbench.uitools.app.PropertyValueModel;
import org.eclipse.persistence.tools.workbench.uitools.app.TransformationPropertyValueModel;
import org.eclipse.persistence.tools.workbench.uitools.app.swing.CheckBoxModelAdapter;


final class EisOneToOneSelectionInteractionPropertiesPage extends ScrollablePropertiesPage {

    EisOneToOneSelectionInteractionPropertiesPage(PropertyValueModel nodeHolder, WorkbenchContextHolder contextHolder) {
        super(nodeHolder, contextHolder);
        addHelpTopicId(this, "mappings.eis.selectionInteraction");
    }

    private PropertyValueModel buildInteractionHolder() {
        return new PropertyAspectAdapter(getSelectionHolder(), MWEisReferenceMapping.SELECTION_INTERACTION_PROPERTY) {
            protected Object getValueFromSubject() {
                return ((MWEisReferenceMapping) this.subject).getSelectionInteraction();
            }
        };
    }

    protected Component buildPage()
    {
        GridBagConstraints constraints = new GridBagConstraints();
        int offset = SwingTools.checkBoxIconWidth();
        JPanel container = new JPanel(new GridBagLayout());

        // Reference Descriptor chooser
        JCheckBox useDescriptorReadObjectInteractionCheckBox = buildCheckBox
        (
            "USE_REFERENCE_DESCRIPTOR_READ_OBJECT_INTERACTION",
            buildUseDescriptorReadObjectInteractionCheckBoxAdapter()
        );

        constraints.gridx       = 0;
        constraints.gridy       = 0;
        constraints.gridwidth   = 1;
        constraints.gridheight  = 1;
        constraints.weightx     = 0;
        constraints.weighty     = 0;
        constraints.fill        = GridBagConstraints.NONE;
        constraints.anchor      = GridBagConstraints.LINE_START;
        constraints.insets      = new Insets(5, 5, 0, 5);

        container.add(useDescriptorReadObjectInteractionCheckBox, constraints);
        addHelpTopicId(useDescriptorReadObjectInteractionCheckBox, "mapping.useDescriptorReadObjectInteraction");

        // Sub-pane
        InteractionPanel interactionPanel = new InteractionPanel(getApplicationContext(), buildInteractionHolder(), "mappings.eis.selectionInteraction");

        constraints.gridx       = 0;
        constraints.gridy       = 1;
        constraints.gridwidth   = 1;
        constraints.gridheight  = 1;
        constraints.weightx     = 1;
        constraints.weighty     = 1;
        constraints.fill        = GridBagConstraints.HORIZONTAL;
        constraints.anchor      = GridBagConstraints.PAGE_START;
        constraints.insets      = new Insets(0, offset, 0, 0);

        container.add(interactionPanel, constraints);
        buildInteractionPanelEnabler(interactionPanel.getComponents());
        addHelpTopicId(interactionPanel, "mapping.selectionInteraction");

        return container;
    }

    private ButtonModel buildUseDescriptorReadObjectInteractionCheckBoxAdapter()
    {
        return new CheckBoxModelAdapter(buildUseDescriptorReadObjectInteractionHolder());
    }

    private PropertyValueModel buildUseDescriptorReadObjectInteractionHolder()
    {
        return new PropertyAspectAdapter(getSelectionHolder(), MWEisOneToOneMapping.USE_DESCRIPTOR_READ_OBJECT_INTERACTION_PROPERTY)
        {
            protected Object getValueFromSubject()
            {
                MWEisOneToOneMapping mapping = (MWEisOneToOneMapping) this.subject;
                return Boolean.valueOf(mapping.usesDescriptorReadObjectInteraction());
            }

            protected void setValueOnSubject(Object value)
            {
                MWEisOneToOneMapping mapping = (MWEisOneToOneMapping) this.subject;
                mapping.setUseDescriptorReadObjectInteraction(Boolean.TRUE.equals(value));
            }
        };
    }
    private ComponentEnabler buildInteractionPanelEnabler(Component[] components)
    {
        PropertyValueModel booleanHolder = new TransformationPropertyValueModel(buildUseDescriptorReadObjectInteractionHolder())
        {
            protected Object transform(Object value)
            {
                if (value == null) return Boolean.FALSE;

                // the components should be enabled when the checkbox is _not_ checked.
                return Boolean.valueOf(! ((Boolean) value).booleanValue());
            }
        };
        return new ComponentEnabler(booleanHolder, components);
    }

}