de.blizzy.backup.restore.EntryLabelProvider.java Source code

Introduction

Here is the source code for de.blizzy.backup.restore.EntryLabelProvider.java

Source

/*
blizzy's Backup - Easy to use personal file backup application
Copyright (C) 2011-2012 Maik Schreiber
    
This program 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
(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/>.
*/
package de.blizzy.backup.restore;

import java.io.File;
import java.text.DateFormat;

import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.swt.graphics.Device;
import org.eclipse.swt.graphics.Image;

import de.blizzy.backup.BackupPlugin;
import de.blizzy.backup.FileLengthFormat;
import de.blizzy.backup.database.EntryType;

class EntryLabelProvider implements ITableLabelProvider {
    private static final DateFormat DATE_FORMAT = DateFormat.getDateTimeInstance(DateFormat.MEDIUM,
            DateFormat.SHORT);
    private static final FileLengthFormat FILE_LENGTH_FORMAT = new FileLengthFormat();

    private Image rootFolderImage;
    private Image folderImage;
    private Image fileImage;
    private boolean showFullPath;

    EntryLabelProvider(Device device) {
        rootFolderImage = BackupPlugin.getDefault().getImageDescriptor("etc/icons/rootFolder.gif") //$NON-NLS-1$
                .createImage(device);
        folderImage = BackupPlugin.getDefault().getImageDescriptor("etc/icons/folder.gif").createImage(device); //$NON-NLS-1$
        fileImage = BackupPlugin.getDefault().getImageDescriptor("etc/icons/file.gif").createImage(device); //$NON-NLS-1$
    }

    @Override
    public void dispose() {
        rootFolderImage.dispose();
        folderImage.dispose();
        fileImage.dispose();
    }

    @Override
    public String getColumnText(Object element, int columnIndex) {
        Entry entry = (Entry) element;
        switch (columnIndex) {
        case 0:
            return (showFullPath && (entry.fullPath != null)) ? entry.fullPath + File.separator + entry.name
                    : entry.name;
        case 1:
            if (entry.length >= 0) {
                return FILE_LENGTH_FORMAT.format(entry.length);
            }
            break;
        case 2:
            if (entry.modificationTime != null) {
                return DATE_FORMAT.format(entry.modificationTime);
            }
            break;
        }
        return null;
    }

    @Override
    public Image getColumnImage(Object element, int columnIndex) {
        if (columnIndex == 0) {
            Entry entry = (Entry) element;
            if (entry.parentId <= 0) {
                return rootFolderImage;
            }
            if (entry.type == EntryType.FOLDER) {
                return folderImage;
            }
            return fileImage;
        }
        return null;
    }

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

    @Override
    public void addListener(ILabelProviderListener listener) {
    }

    @Override
    public void removeListener(ILabelProviderListener listener) {
    }

    void setShowFullPath(boolean showFullPath) {
        this.showFullPath = showFullPath;
    }
}