uk.ac.gda.client.experimentdefinition.components.ExperimentProviderUtils.java Source code

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Here is the source code for uk.ac.gda.client.experimentdefinition.components.ExperimentProviderUtils.java

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/*-
 * Copyright  2013 Diamond Light Source Ltd.
 *
 * This file is part of GDA.
 *
 * GDA is free software: you can redistribute it and/or modify it under the
 * terms of the GNU General Public License version 3 as published by the Free
 * Software Foundation.
 *
 * GDA 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 GDA. If not, see <http://www.gnu.org/licenses/>.
 */

package uk.ac.gda.client.experimentdefinition.components;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.jface.viewers.ColumnLabelProvider;
import org.eclipse.jface.viewers.ColumnViewerToolTipSupport;
import org.eclipse.jface.viewers.DecoratingLabelProvider;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.TableViewerColumn;
import org.eclipse.jface.window.ToolTip;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.eclipse.ui.model.WorkbenchLabelProvider;

import uk.ac.gda.common.rcp.CommonRCPActivator;

public class ExperimentProviderUtils {

    private static final class LabelProvider extends ColumnLabelProvider {
        private WorkbenchLabelProvider workbenchLabelProvider;

        public LabelProvider() {
            workbenchLabelProvider = new WorkbenchLabelProvider();
        }

        @Override
        public Image getImage(Object element) {
            if (!(element instanceof IFile))
                return null;
            return workbenchLabelProvider.getImage(element);
        }

        @Override
        public String getText(Object element) {
            if (element instanceof IResource) {
                return workbenchLabelProvider.getText(element);
            }
            return element.toString();
        }

        @Override
        public Point getToolTipShift(Object object) {
            return new Point(5, 5);
        }

        @Override
        public int getToolTipDisplayDelayTime(Object object) {
            return 50;
        }

        @Override
        public int getToolTipTimeDisplayed(Object object) {
            return 10000;
        }

        @Override
        public void addListener(ILabelProviderListener listener) {
            super.addListener(listener);
            workbenchLabelProvider.addListener(listener);
        }

        @Override
        public void removeListener(ILabelProviderListener listener) {
            super.removeListener(listener);
            workbenchLabelProvider.removeListener(listener);
        }
    }

    /**
     * Creates a label provider on the file viewer for showing any exafs file.
     * 
     * @param fileViewer
     */
    public static void createExafsLabelProvider(final TableViewer fileViewer) {

        ColumnViewerToolTipSupport.enableFor(fileViewer, ToolTip.NO_RECREATE);

        final TableViewerColumn name = new TableViewerColumn(fileViewer, SWT.NONE);
        name.getColumn().setText("File");
        name.getColumn().setWidth(500);

        fileViewer.setLabelProvider(new DecoratingLabelProvider(new LabelProvider(),
                CommonRCPActivator.getDefault().getWorkbench().getDecoratorManager().getLabelDecorator()));
    }

}