net.sourceforge.appgen.support.FieldTableLabelProvider.java Source code

Introduction

Here is the source code for net.sourceforge.appgen.support.FieldTableLabelProvider.java

Source

/*
 * Copyright 2009 the original author or authors.
 *
 * 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 net.sourceforge.appgen.support;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;

import net.sourceforge.appgen.editor.MappingDataEditor;
import net.sourceforge.appgen.model.Entity;
import net.sourceforge.appgen.model.Field;

/**
 * @author Byeongkil Woo
 */
public class FieldTableLabelProvider extends LabelProvider implements ITableLabelProvider {

    private static ImageRegistry imageRegistry = new ImageRegistry();

    public static final String CHECKED_IMAGE = "checked";
    public static final String UNCHECKED_IMAGE = "unchecked";

    static {
        String iconPath = "icon/";

        imageRegistry.put(CHECKED_IMAGE,
                ImageDescriptor.createFromFile(MappingDataEditor.class, iconPath + CHECKED_IMAGE + ".gif"));
        imageRegistry.put(UNCHECKED_IMAGE,
                ImageDescriptor.createFromFile(MappingDataEditor.class, iconPath + UNCHECKED_IMAGE + ".gif"));
    }

    public Image getColumnImage(Object element, int columnIndex) {
        if (columnIndex == 0) {
            Field field = (Field) element;

            return field.isCreate() ? imageRegistry.get(CHECKED_IMAGE) : imageRegistry.get(UNCHECKED_IMAGE);
        }

        return null;
    }

    public String getColumnText(Object element, int columnIndex) {
        Field field = (Field) element;
        Entity entity = field.getEntity();

        switch (columnIndex) {
        case 0:
            return "";
        case 1:
            return field.getColumnName();
        case 2:
            return field.getColumnType();
        case 3:
            return String.valueOf(field.getColumnSize());
        case 4:
            return field.getPkPosition() <= 0 ? "" : String.valueOf(field.getPkPosition());
        case 5:
            return String.valueOf(field.isNullable());
        case 6:
            return String.valueOf(field.isLob());
        case 7:
            return field.getFieldName();
        case 8:
            return field.getFieldType();

        case 9:
            if (entity.getFieldList().size() > 0 && entity.getFieldList().get(0) == field) {
                return "";
            }
            return "";
        case 10:
            if (entity.getFieldList().size() > 0
                    && entity.getFieldList().get(entity.getFieldList().size() - 1) == field) {
                return "";
            }
            return "";
        default:
            throw new RuntimeException("column index out of range. " + columnIndex);
        }
    }

}