com.nextep.designer.dbgm.ui.jface.ColumnBindingLabelProvider.java Source code

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Here is the source code for com.nextep.designer.dbgm.ui.jface.ColumnBindingLabelProvider.java

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/*******************************************************************************
 * Copyright (c) 2011 neXtep Software and contributors.
 * All rights reserved.
 *
 * This file is part of neXtep designer.
 *
 * NeXtep designer is free software: you can redistribute it 
 * and/or modify it under the terms of the GNU General Public 
 * License as published by the Free Software Foundation, either 
 * version 3 of the License, or any later version.
 *
 * NeXtep designer 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 neXtep designer.  
 * If not, see <http://www.gnu.org/licenses/>.
 *
 * Contributors:
 *     neXtep Softwares - initial API and implementation
 *******************************************************************************/
package com.nextep.designer.dbgm.ui.jface;

import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.swt.graphics.Image;
import com.nextep.datadesigner.dbgm.model.IBasicColumn;
import com.nextep.datadesigner.model.IElementType;
import com.nextep.designer.core.model.IMarker;
import com.nextep.designer.dbgm.ui.model.IColumnBinding;
import com.nextep.designer.ui.UIImages;
import com.nextep.designer.ui.factories.ImageFactory;

/**
 * @author Christophe Fondacci
 */
public class ColumnBindingLabelProvider implements ITableLabelProvider {

    @Override
    public void addListener(ILabelProviderListener listener) {

    }

    @Override
    public void dispose() {

    }

    @Override
    public boolean isLabelProperty(Object element, String property) {
        return true;
    }

    @Override
    public void removeListener(ILabelProviderListener listener) {

    }

    @Override
    public Image getColumnImage(Object element, int columnIndex) {
        final IColumnBinding binding = (IColumnBinding) element;
        final Image columnIcon = ImageFactory
                .getImage(IElementType.getInstance(IBasicColumn.TYPE_ID).getTinyIcon());
        switch (columnIndex) {
        case 0:
            if (binding.getColumn() == null) {
                return ImageFactory.ICON_ERROR_TINY;
            } else {
                return columnIcon;
            }
        case 1:
            if (binding.getAssociatedColumn() == null) {
                return ImageFactory.ICON_ERROR_TINY;
            } else {
                return columnIcon;
            }
        case 2:
            final IMarker marker = binding.getMarker();
            if (marker == null) {
                return null;
            } else {
                switch (marker.getMarkerType()) {
                case WARNING:
                    return UIImages.ICON_MARKER_WARNING;
                case ERROR:
                    return UIImages.ICON_MARKER_ERROR;
                }
                return null;
            }
        }
        return null;
    }

    @Override
    public String getColumnText(Object element, int columnIndex) {
        final IColumnBinding binding = (IColumnBinding) element;
        switch (columnIndex) {
        case 0:
            final IBasicColumn src = binding.getColumn();
            if (src != null) {
                return src.getName();
            } else {
                return "[No column defined]";
            }
        case 1:
            final IBasicColumn tgt = binding.getAssociatedColumn();
            if (tgt != null) {
                return tgt.getName();
            } else {
                return "";
            }
        case 2:
            final IMarker marker = binding.getMarker();
            if (marker != null) {
                return marker.getMessage();
            } else {
                return "";
            }
        }
        return null;
    }
}