/*
* ====================================================================
*
* 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.attributes;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.CheckboxCellEditor;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.objectstyle.wolips.baseforuiplugins.utils.ErrorUtils;
import org.objectstyle.wolips.baseforuiplugins.utils.KeyComboBoxCellEditor;
import org.objectstyle.wolips.baseforuiplugins.utils.TableRowDoubleClickHandler;
import org.objectstyle.wolips.baseforuiplugins.utils.WOTableViewer;
import org.objectstyle.wolips.baseforuiplugins.utils.WOTextCellEditor;
import org.objectstyle.wolips.eomodeler.Activator;
import org.objectstyle.wolips.eomodeler.actions.NewAttributeAction;
import org.objectstyle.wolips.eomodeler.core.model.AbstractEOArgument;
import org.objectstyle.wolips.eomodeler.core.model.EOAttribute;
import org.objectstyle.wolips.eomodeler.core.model.EOEntity;
import org.objectstyle.wolips.eomodeler.utils.StayEditingCellEditorListener;
import org.objectstyle.wolips.eomodeler.utils.TableRefreshPropertyListener;
import org.objectstyle.wolips.eomodeler.utils.TableRowRefreshPropertyListener;
import org.objectstyle.wolips.eomodeler.utils.TableUtils;
import org.objectstyle.wolips.eomodeler.utils.TriStateCellEditor;
public class EOAttributesTableViewer extends Composite implements ISelectionProvider {
private WOTableViewer myAttributesTableViewer;
private EOEntity myEntity;
private TableRefreshPropertyListener myAttributesChangedRefresher;
private TableRefreshPropertyListener myParentChangedRefresher;
private TableRowRefreshPropertyListener myTableRowRefresher;
public EOAttributesTableViewer(Composite _parent, int _style) {
super(_parent, _style);
setLayout(new FillLayout());
myAttributesTableViewer = TableUtils.createTableViewer(this, SWT.MULTI | SWT.FULL_SELECTION, "EOAttribute", EOAttribute.class.getName(), new EOAttributesContentProvider(), null, new EOAttributesViewerSorter(EOAttribute.class.getName()));
myAttributesTableViewer.setLabelProvider(new EOAttributesLabelProvider(myAttributesTableViewer, EOAttribute.class.getName()));
new DoubleClickNewAttributeHandler(myAttributesTableViewer).attach();
myAttributesChangedRefresher = new TableRefreshPropertyListener("AttributesChanged", myAttributesTableViewer);
myParentChangedRefresher = new TableRefreshPropertyListener("ParentChanged", myAttributesTableViewer);
myTableRowRefresher = new TableRowRefreshPropertyListener(myAttributesTableViewer);
Table attributesTable = myAttributesTableViewer.getTable();
attributesTable.setLayoutData(new GridData(GridData.FILL_BOTH));
TableColumn primaryKeyColumn = TableUtils.getColumn(myAttributesTableViewer, EOAttribute.class.getName(), EOAttribute.PRIMARY_KEY);
if (primaryKeyColumn != null) {
primaryKeyColumn.setText("");
//primaryKeyColumn.setAlignment(SWT.CENTER);
primaryKeyColumn.setImage(Activator.getDefault().getImageRegistry().get(Activator.PRIMARY_KEY_ICON));
}
TableColumn lockingColumn = TableUtils.getColumn(myAttributesTableViewer, EOAttribute.class.getName(), EOAttribute.USED_FOR_LOCKING);
if (lockingColumn != null) {
lockingColumn.setText("");
//lockingColumn.setAlignment(SWT.CENTER);
lockingColumn.setImage(Activator.getDefault().getImageRegistry().get(Activator.LOCKING_ICON));
}
TableColumn classPropertyColumn = TableUtils.getColumn(myAttributesTableViewer, EOAttribute.class.getName(), EOAttribute.CLASS_PROPERTY);
if (classPropertyColumn != null) {
classPropertyColumn.setText("");
//classPropertyColumn.setAlignment(SWT.CENTER);
classPropertyColumn.setImage(Activator.getDefault().getImageRegistry().get(Activator.CLASS_PROPERTY_ICON));
}
TableColumn allowNullColumn = TableUtils.getColumn(myAttributesTableViewer, EOAttribute.class.getName(), AbstractEOArgument.ALLOWS_NULL);
if (allowNullColumn != null) {
allowNullColumn.setText("");
allowNullColumn.setImage(Activator.getDefault().getImageRegistry().get(Activator.ALLOW_NULL_ICON));
//allowNullColumn.setAlignment(SWT.CENTER);
}
TableUtils.sort(myAttributesTableViewer, AbstractEOArgument.NAME);
CellEditor[] cellEditors = new CellEditor[TableUtils.getColumnsForTableNamed(EOAttribute.class.getName()).length];
KeyComboBoxCellEditor prototypeCellEditor = new KeyComboBoxCellEditor(attributesTable, new String[0], SWT.READ_ONLY);
prototypeCellEditor.getComboBox().setVisibleItemCount(10);
TableUtils.setCellEditor(EOAttribute.class.getName(), EOAttribute.PROTOTYPE, prototypeCellEditor, cellEditors);
TableUtils.setCellEditor(EOAttribute.class.getName(), AbstractEOArgument.NAME, new WOTextCellEditor(attributesTable), cellEditors);
TableUtils.setCellEditor(EOAttribute.class.getName(), AbstractEOArgument.COLUMN_NAME, new WOTextCellEditor(attributesTable), cellEditors);
updateCellEditors(cellEditors);
myAttributesTableViewer.setCellModifier(new EOAttributesCellModifier(myAttributesTableViewer, cellEditors));
myAttributesTableViewer.setCellEditors(cellEditors);
new StayEditingCellEditorListener(myAttributesTableViewer, EOAttribute.class.getName(), EOAttribute.PROTOTYPE);
new StayEditingCellEditorListener(myAttributesTableViewer, EOAttribute.class.getName(), AbstractEOArgument.NAME);
new StayEditingCellEditorListener(myAttributesTableViewer, EOAttribute.class.getName(), AbstractEOArgument.COLUMN_NAME);
}
public void setEntity(EOEntity _entity) {
if (myEntity != null) {
myAttributesChangedRefresher.stop();
myEntity.removePropertyChangeListener(EOEntity.PARENT, myParentChangedRefresher);
myEntity.removePropertyChangeListener(EOEntity.ATTRIBUTES, myAttributesChangedRefresher);
myEntity.removePropertyChangeListener(EOEntity.ATTRIBUTE, myTableRowRefresher);
}
myEntity = _entity;
if (myEntity != null) {
myAttributesTableViewer.setInput(myEntity);
updateCellEditors(myAttributesTableViewer.getCellEditors());
TableUtils.packTableColumns(myAttributesTableViewer);
TableColumn prototypeColumn = TableUtils.getColumn(myAttributesTableViewer, EOAttribute.class.getName(), EOAttribute.PROTOTYPE);
if (prototypeColumn != null) {
prototypeColumn.setWidth(Math.max(prototypeColumn.getWidth(), 100));
}
TableColumn nameColumn = TableUtils.getColumn(myAttributesTableViewer, EOAttribute.class.getName(), AbstractEOArgument.NAME);
if (nameColumn != null) {
nameColumn.setWidth(Math.max(nameColumn.getWidth(), 100));
}
TableColumn allowsNullColumn = TableUtils.getColumn(myAttributesTableViewer, EOAttribute.class.getName(), AbstractEOArgument.ALLOWS_NULL);
if (allowsNullColumn != null) {
allowsNullColumn.setWidth(Math.max(allowsNullColumn.getWidth(), 30));
}
myEntity.addPropertyChangeListener(EOEntity.PARENT, myParentChangedRefresher);
myAttributesChangedRefresher.start();
myEntity.addPropertyChangeListener(EOEntity.ATTRIBUTES, myAttributesChangedRefresher);
myEntity.addPropertyChangeListener(EOEntity.ATTRIBUTE, myTableRowRefresher);
}
}
public EOEntity getEntity() {
return myEntity;
}
public WOTableViewer getTableViewer() {
return myAttributesTableViewer;
}
protected void updateCellEditors(CellEditor[] _cellEditors) {
Table attributesTable = myAttributesTableViewer.getTable();
if (myEntity != null && myEntity.isPrototype()) {
TableUtils.setCellEditor(EOAttribute.class.getName(), EOAttribute.PRIMARY_KEY, new TriStateCellEditor(attributesTable), _cellEditors);
TableUtils.setCellEditor(EOAttribute.class.getName(), EOAttribute.CLASS_PROPERTY, new TriStateCellEditor(attributesTable), _cellEditors);
TableUtils.setCellEditor(EOAttribute.class.getName(), EOAttribute.USED_FOR_LOCKING, new TriStateCellEditor(attributesTable), _cellEditors);
TableUtils.setCellEditor(EOAttribute.class.getName(), AbstractEOArgument.ALLOWS_NULL, new TriStateCellEditor(attributesTable), _cellEditors);
} else {
TableUtils.setCellEditor(EOAttribute.class.getName(), EOAttribute.PRIMARY_KEY, new CheckboxCellEditor(attributesTable), _cellEditors);
TableUtils.setCellEditor(EOAttribute.class.getName(), EOAttribute.CLASS_PROPERTY, new CheckboxCellEditor(attributesTable), _cellEditors);
TableUtils.setCellEditor(EOAttribute.class.getName(), EOAttribute.USED_FOR_LOCKING, new CheckboxCellEditor(attributesTable), _cellEditors);
TableUtils.setCellEditor(EOAttribute.class.getName(), AbstractEOArgument.ALLOWS_NULL, new CheckboxCellEditor(attributesTable), _cellEditors);
}
}
public void addSelectionChangedListener(ISelectionChangedListener _listener) {
myAttributesTableViewer.addSelectionChangedListener(_listener);
}
public void removeSelectionChangedListener(ISelectionChangedListener _listener) {
myAttributesTableViewer.removeSelectionChangedListener(_listener);
}
public ISelection getSelection() {
return myAttributesTableViewer.getSelection();
}
public void setSelection(ISelection _selection) {
myAttributesTableViewer.setSelection(_selection);
}
@Override
public void dispose() {
myAttributesChangedRefresher.stop();
super.dispose();
}
protected class DoubleClickNewAttributeHandler extends TableRowDoubleClickHandler {
public DoubleClickNewAttributeHandler(TableViewer _viewer) {
super(_viewer);
}
protected void emptyDoubleSelectionOccurred() {
try {
NewAttributeAction.createAttribute(EOAttributesTableViewer.this.getEntity());
} catch (Throwable e) {
ErrorUtils.openErrorDialog(Display.getDefault().getActiveShell(), e);
}
}
protected void doubleSelectionOccurred(ISelection _selection) {
// DO NOTHING
}
}
// protected class AttributesChangeRefresher extends
// TableRefreshPropertyListener implements Runnable {
// public AttributesChangeRefresher(TableViewer _tableViewer) {
// super(_tableViewer);
// }
//
// public void propertyChange(PropertyChangeEvent _event) {
// super.propertyChange(_event);
// Set<EOAttribute> oldValues = (Set<EOAttribute>) _event.getOldValue();
// Set<EOAttribute> newValues = (Set<EOAttribute>) _event.getNewValue();
// if (newValues != null && oldValues != null) {
// if (newValues.size() > oldValues.size()) {
// List<EOAttribute> newList = new LinkedList<EOAttribute>(newValues);
// newList.removeAll(oldValues);
// synchronized (_addedAttributes) {
// System.out.println("AttributesChangeRefresher.propertyChange: changed");
// _addedAttributes.addAll(newList);
// }
// _throttle.ping();
// }
// TableUtils.packTableColumns(EOAttributesTableViewer.this.getTableViewer());
// }
// }
// }
}