/*
* ====================================================================
*
* The ObjectStyle Group Software License, Version 1.0
*
* Copyright (c) 2006 The ObjectStyle Group and individual authors of the
* software. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The end-user documentation included with the redistribution, if any, must
* include the following acknowlegement: "This product includes software
* developed by the ObjectStyle Group (http://objectstyle.org/)." Alternately,
* this acknowlegement may appear in the software itself, if and wherever such
* third-party acknowlegements normally appear.
*
* 4. The names "ObjectStyle Group" and "Cayenne" must not be used to endorse or
* promote products derived from this software without prior written permission.
* For written permission, please contact andrus@objectstyle.org.
*
* 5. Products derived from this software may not be called "ObjectStyle" nor
* may "ObjectStyle" appear in their names without prior written permission of
* the ObjectStyle Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* OBJECTSTYLE GROUP OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many individuals on
* behalf of the ObjectStyle Group. For more information on the ObjectStyle
* Group, please see <http://objectstyle.org/>.
*
*/
package org.objectstyle.wolips.eomodeler.editors.entity;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.viewers.ComboViewer;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.ViewerSorter;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.objectstyle.wolips.eomodeler.Messages;
import org.objectstyle.wolips.eomodeler.core.model.EOEntity;
import org.objectstyle.wolips.eomodeler.core.model.EOModel;
import org.objectstyle.wolips.eomodeler.core.model.InheritanceType;
import org.objectstyle.wolips.eomodeler.editors.relationship.EOModelLabelProvider;
import org.objectstyle.wolips.eomodeler.editors.relationship.EOModelListContentProvider;
public class SubclassEntityDialog extends Dialog {
private EOModel _sourceModel;
private EOModel _destinationModel;
private String _entityName;
private EOEntity _parentEntity;
private InheritanceType _inheritanceType;
private String _restrictingQualifier;
private Text _entityNameText;
private ComboViewer _destinationModelViewer;
private ComboViewer _parentEntityViewer;
private ComboViewer _inheritanceTypeViewer;
private Text _restrictingQualifierText;
public SubclassEntityDialog(Shell shell, EOModel sourceModel, EOEntity parentEntity, EOModel destinationModel) {
super(shell);
_sourceModel = sourceModel;
_parentEntity = parentEntity;
_destinationModel = destinationModel;
}
protected void configureShell(Shell newShell) {
super.configureShell(newShell);
newShell.setText(Messages.getString("SubclassEntityDialog.title"));
}
public String getEntityName() {
return _entityName;
}
public EOModel getDestinationModel() {
return _destinationModel;
}
public EOEntity getParentEntity() {
return _parentEntity;
}
public InheritanceType getInheritanceType() {
return _inheritanceType;
}
public String getRestrictingQualifier() {
return _restrictingQualifier;
}
protected void _updateSubclassFromUI() {
if (_entityNameText != null) {
_entityName = _entityNameText.getText();
}
if (_destinationModelViewer != null) {
_destinationModel = (EOModel) ((IStructuredSelection) _destinationModelViewer.getSelection()).getFirstElement();
}
if (_parentEntityViewer != null) {
_parentEntity = (EOEntity) ((IStructuredSelection) _parentEntityViewer.getSelection()).getFirstElement();
}
if (_inheritanceTypeViewer != null) {
_inheritanceType = (InheritanceType) ((IStructuredSelection) _inheritanceTypeViewer.getSelection()).getFirstElement();
}
if (_restrictingQualifierText != null) {
if (_parentEntity != null && (_inheritanceType == InheritanceType.SINGLE_TABLE || _inheritanceType == InheritanceType.VERTICAL)) {
_restrictingQualifierText.setEnabled(true);
_restrictingQualifier = _restrictingQualifierText.getText();
} else {
_restrictingQualifierText.setEnabled(false);
_restrictingQualifier = null;
}
}
}
protected void _setEntityName(String entityName) {
_entityName = entityName;
}
protected void _setParentEntity(EOEntity parentEntity) {
_parentEntity = parentEntity;
}
protected Control createDialogArea(Composite parent) {
Composite subclassDialogArea = new Composite(parent, SWT.NONE);
GridLayout gridLayout = new GridLayout(2, false);
gridLayout.marginBottom = 0;
gridLayout.marginTop = 15;
gridLayout.marginLeft = 15;
gridLayout.marginRight = 15;
gridLayout.horizontalSpacing = 15;
subclassDialogArea.setLayout(gridLayout);
Label parentEntityLabel = new Label(subclassDialogArea, SWT.NONE);
parentEntityLabel.setText(Messages.getString("SubclassEntityDialog.parentEntityLabel"));
_parentEntityViewer = new ComboViewer(subclassDialogArea);
_parentEntityViewer.setContentProvider(new EOEntityListContentProvider(false, false, false));
_parentEntityViewer.setLabelProvider(new EOEntityLabelProvider());
_parentEntityViewer.setSorter(new ViewerSorter());
_parentEntityViewer.setInput(_sourceModel);
_parentEntityViewer.getCombo().setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
_parentEntityViewer.addSelectionChangedListener(new ISelectionChangedListener() {
public void selectionChanged(SelectionChangedEvent _event) {
SubclassEntityDialog.this._updateSubclassFromUI();
}
});
if (_parentEntity != null) {
_parentEntityViewer.setSelection(new StructuredSelection(_parentEntity));
}
Label inheritanceTypeLabel = new Label(subclassDialogArea, SWT.NONE);
inheritanceTypeLabel.setText(Messages.getString("SubclassEntityDialog.inheritanceTypeLabel"));
_inheritanceTypeViewer = new ComboViewer(subclassDialogArea);
_inheritanceTypeViewer.setLabelProvider(new InheritanceTypeLabelProvider());
_inheritanceTypeViewer.setContentProvider(new InheritanceTypeContentProvider());
_inheritanceTypeViewer.setSorter(new ViewerSorter());
_inheritanceTypeViewer.setInput(InheritanceType.INHERITANCE_TYPES);
_inheritanceTypeViewer.getCombo().setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
_inheritanceTypeViewer.addSelectionChangedListener(new ISelectionChangedListener() {
public void selectionChanged(SelectionChangedEvent _event) {
SubclassEntityDialog.this._updateSubclassFromUI();
}
});
_inheritanceTypeViewer.setSelection(new StructuredSelection(InheritanceType.SINGLE_TABLE));
Label destinationModelLabel = new Label(subclassDialogArea, SWT.NONE);
destinationModelLabel.setText(Messages.getString("SubclassEntityDialog.destinationModelLabel"));
_destinationModelViewer = new ComboViewer(subclassDialogArea);
_destinationModelViewer.setContentProvider(new EOModelListContentProvider());
_destinationModelViewer.setLabelProvider(new EOModelLabelProvider());
_destinationModelViewer.setSorter(new ViewerSorter());
_destinationModelViewer.setInput(_destinationModel);
_destinationModelViewer.getCombo().setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
_destinationModelViewer.addSelectionChangedListener(new ISelectionChangedListener() {
public void selectionChanged(SelectionChangedEvent _event) {
SubclassEntityDialog.this._updateSubclassFromUI();
}
});
if (_destinationModel != null) {
_destinationModelViewer.setSelection(new StructuredSelection(_destinationModel));
}
Label subclassNameLabel = new Label(subclassDialogArea, SWT.NONE);
subclassNameLabel.setText(Messages.getString("SubclassEntityDialog.entityNameLabel"));
_entityNameText = new Text(subclassDialogArea, SWT.BORDER);
_entityNameText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
_entityNameText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent _e) {
SubclassEntityDialog.this._updateSubclassFromUI();
}
});
_entityNameText.setText(_destinationModel.findUnusedEntityName(_parentEntity.getName()));
Label restrictingQualifierLabel = new Label(subclassDialogArea, SWT.NONE);
restrictingQualifierLabel.setText(Messages.getString("SubclassEntityDialog.restrictingQualifierLabel"));
_restrictingQualifierText = new Text(subclassDialogArea, SWT.BORDER);
_restrictingQualifierText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent _e) {
SubclassEntityDialog.this._updateSubclassFromUI();
}
});
_restrictingQualifierText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
_updateSubclassFromUI();
return subclassDialogArea;
}
}