/*
 * Copyright 2005 Red Hat, Inc. and/or its affiliates.
 *
 * 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.
 */

package org.drools.eclipse.flow.common.editor.editpart;

import org.eclipse.draw2d.Label;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.gef.tools.CellEditorLocator;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.widgets.Text;

/**
 * A CellEditorLocator for elements.
 */
public class ElementCellEditorLocator implements CellEditorLocator {

    private Label label;

    public ElementCellEditorLocator(Label label) {
        setLabel(label);
    }

    public void relocate(CellEditor cellEditor) {
        Text text = (Text) cellEditor.getControl();
        Point pref = text.computeSize(-1, -1);
        Rectangle rect = label.getTextBounds().getCopy();
        label.translateToAbsolute(rect);
        text.setBounds(rect.x - 1, rect.y - 1, pref.x + 1, pref.y + 1);
    }

    protected Label getLabel() {
        return label;
    }

    protected void setLabel(Label label) {
        this.label = label;
    }

}
