com.twinsoft.convertigo.eclipse.property_editors.DynamicInfoPropertyDescriptor.java Source code

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Here is the source code for com.twinsoft.convertigo.eclipse.property_editors.DynamicInfoPropertyDescriptor.java

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/*
 * Copyright (c) 2001-2011 Convertigo SA.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License
 * as published by the Free Software Foundation; either version 3
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see<http://www.gnu.org/licenses/>.
 *
 * $URL: $
 * $Author: $
 * $Revision: $
 * $Date: $
 */

package com.twinsoft.convertigo.eclipse.property_editors;

import java.lang.reflect.Method;

import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.TextCellEditor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.views.properties.PropertyDescriptor;

import com.twinsoft.convertigo.eclipse.views.projectexplorer.model.DatabaseObjectTreeObject;

public class DynamicInfoPropertyDescriptor extends PropertyDescriptor {

    private DatabaseObjectTreeObject databaseObjectTreeObject;
    private Method getInfoMethod;
    private String propertyName;

    public DynamicInfoPropertyDescriptor(Object id, String displayName, Method getInfoMethod,
            DatabaseObjectTreeObject databaseObjectTreeObject, String propertyName) {
        super(id, displayName);
        this.databaseObjectTreeObject = databaseObjectTreeObject;
        this.getInfoMethod = getInfoMethod;
        this.propertyName = propertyName;
    }

    public CellEditor createPropertyEditor(Composite parent) {
        CellEditor editor = new TextCellEditor(parent, SWT.READ_ONLY);
        editor.getControl().setEnabled(false);
        if (getValidator() != null) {
            editor.setValidator(getValidator());
        }
        return editor;
    }

    @Override
    public ILabelProvider getLabelProvider() {
        if (isLabelProviderSet()) {
            return super.getLabelProvider();
        }

        return new LabelProvider() {
            @Override
            public String getText(Object element) {
                return getInfo();
            }

        };
    }

    private String getInfo() {
        String info;
        try {
            info = (String) getInfoMethod.invoke(null, new Object[] { databaseObjectTreeObject, propertyName });
        } catch (Exception e) {
            info = "";
        }
        return info;
    }

}