EntityDirectEditPolicy.java

/*
 * DBeaver - Universal Database Manager
 * Copyright (C) 2010-2017 Serge Rider (serge@jkiss.org)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/*
 * Created on Jul 18, 2004
 */
package org.jkiss.dbeaver.ext.erd.policy;

import org.eclipse.gef.commands.Command;
import org.eclipse.gef.editpolicies.DirectEditPolicy;
import org.eclipse.gef.requests.DirectEditRequest;
import org.eclipse.jface.viewers.CellEditor;
import org.jkiss.dbeaver.ext.erd.part.EntityPart;

/**
 * EditPolicy for the direct editing of table names
 * 
 * @author Serge Rider
 */
public class EntityDirectEditPolicy extends DirectEditPolicy
{

	private String oldValue;

	/**
	 * @see DirectEditPolicy#getDirectEditCommand(org.eclipse.gef.requests.DirectEditRequest)
	 */
	@Override
    protected Command getDirectEditCommand(DirectEditRequest request)
	{
/*
		EntityRenameCommand cmd = new EntityRenameCommand();
		ERDEntity table = (ERDEntity) getHost().getModel();
		cmd.setTable(table);
		cmd.setOldName(table.getName());
		CellEditor cellEditor = request.getCellEditor();
		cmd.setName((String) cellEditor.getValue());
		return cmd;
*/
        return null;
	}

	/**
	 * @see DirectEditPolicy#showCurrentEditValue(org.eclipse.gef.requests.DirectEditRequest)
	 */
	@Override
    protected void showCurrentEditValue(DirectEditRequest request)
	{
		String value = (String) request.getCellEditor().getValue();
		EntityPart entityPart = (EntityPart) getHost();
		entityPart.handleNameChange(value);
	}

	@Override
    protected void storeOldEditValue(DirectEditRequest request)
	{
		
		CellEditor cellEditor = request.getCellEditor();
		oldValue = (String) cellEditor.getValue();
	}

	/**
	 * @param request
	 */
	@Override
    protected void revertOldEditValue(DirectEditRequest request)
	{
		CellEditor cellEditor = request.getCellEditor();
		cellEditor.setValue(oldValue);
		EntityPart entityPart = (EntityPart) getHost();
		entityPart.revertNameChange();
	}
}