doubleinfo.java

dump3 morpheus 0.2.9 src

/**
 * DuMP3 version morpheus_0.2.9 - a duplicate/similar file finder in Java<BR>
 * Copyright 2005 Alexander Gr&auml;sser<BR>
 * All Rights Reserved, http://dump3.sourceforge.net/<BR>
 * <BR>
 * This file is part of DuMP3.<BR>
 * <BR>
 * DuMP3 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 2 of the License, or (at your option) any later version.<BR>
 * <BR>
 * DuMP3 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.<BR>
 * <BR>
 * You should have received a copy of the GNU General Public License along with DuMP3; if not, write to the Free Software Foundation, Inc., 51 Franklin St,
 * Fifth Floor, Boston, MA 02110-1301 USA
 */
package net.za.grasser.duplicate.gui.info;

import java.util.Map;
import net.za.grasser.duplicate.file.FingerprintFile;
import net.za.grasser.duplicate.gui.StringSorter;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.TableColumn;

/**
 * This class ...
 * 
 * @author <a href="http://sourceforge.net/sendmessage.php?touser=733840">pyropunk at sourceforge dot net</a>
 * @version $Revision: 1.6 $
 */
public class DoubleInfo extends Composite {
  /**
   * <code>tableViewerLeft</code> DoubleInfo -
   */
  TableViewer tableViewerLeft;
  /**
   * <code>tableViewerRight</code> DoubleInfo -
   */
  TableViewer tableViewerRight;
  /**
   * <code>fire</code> DoubleInfo -
   */
  boolean fire = true;

  /**
   * Constructor
   * 
   * @param pArg0
   * @param pArg1
   */
  public DoubleInfo(final Composite pArg0, final int pArg1) {
    super(pArg0, pArg1);
    getTableViewerLeft();
    getTableViewerRight();
  }

  /**
   * This method will display the fingerprint files additional info in two lists.
   * 
   * @param left - can be null
   * @param right - can be null
   */
  public void display(final FingerprintFile left, final FingerprintFile right) {
    if (left == null) {
      tableViewerLeft.setInput(null);
    } else {
      tableViewerLeft.setInput(left.getInfo());
    }
    if (right == null) {
      tableViewerRight.setInput(null);
    } else {
      tableViewerRight.setInput(right.getInfo());
    }
    tableViewerLeft.refresh();
    tableViewerRight.refresh();
  }

  /**
   * @return TableViewer - Returns the tableViewerLeft.
   */
  public TableViewer getTableViewerLeft() {
    if (tableViewerLeft == null) {
      tableViewerLeft = new TableViewer(this, SWT.BORDER | SWT.FULL_SELECTION | SWT.SINGLE);
      final FormData tableViewerLeftLData = new FormData();
      tableViewerLeftLData.width = 67;
      tableViewerLeftLData.height = 63;
      tableViewerLeftLData.left = new FormAttachment(0, 1000, 0);
      tableViewerLeftLData.right = new FormAttachment(500, 1000, -14);
      tableViewerLeftLData.top = new FormAttachment(0, 1000, 0);
      tableViewerLeftLData.bottom = new FormAttachment(1000, 1000, 0);
      tableViewerLeft.getControl().setLayoutData(tableViewerLeftLData);
      tableViewerLeft.getTable().setHeaderVisible(true);
      final TableColumn column1 = new TableColumn(tableViewerLeft.getTable(), SWT.LEFT);
      column1.setText("Property");
      column1.setWidth(100);
      final TableColumn column2 = new TableColumn(tableViewerLeft.getTable(), SWT.RIGHT);
      column2.setText("Value");
      column2.setWidth(120);
      tableViewerLeft.setContentProvider(new MapTableContentProvider());
      tableViewerLeft.setLabelProvider(new PropertyLabelProvider());
      tableViewerLeft.setSorter(new StringSorter());
      tableViewerLeft.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(final SelectionChangedEvent evt) {
          if (fire) {
            tableViewerLeftSelectionChanged(evt);
          }
        }
      });
    }
    return tableViewerLeft;
  }

  /**
   * This method synchronizes the right selection with the left
   * 
   * @param pEvt
   */
  @SuppressWarnings("unchecked")
  protected void tableViewerLeftSelectionChanged(final SelectionChangedEvent pEvt) {
    final IStructuredSelection selection = (IStructuredSelection)pEvt.getSelection();
    if (selection.isEmpty()) {
      return;
    }
    final Map.Entry<String, String> sel = (Map.Entry<String, String>)selection.getFirstElement();
    final String sKey = sel.getKey();
    final Map<String, String> m = (Map<String, String>)tableViewerRight.getInput();
    boolean found = false;
    for (final Map.Entry<String, String> lEntry : m.entrySet()) {
      if (sKey.equals(lEntry.getKey())) {
        found = true;
        fire = false;
        tableViewerRight.setSelection(new StructuredSelection(lEntry));
        fire = true;
        break;
      }
    }
    if (!found) {
      tableViewerRight.setSelection(null);
    }
  }

  /**
   * This method synchronizes the left selection with the right
   * 
   * @param pEvt
   */
  @SuppressWarnings("unchecked")
  protected void tableViewerRightSelectionChanged(final SelectionChangedEvent pEvt) {
    final IStructuredSelection selection = (IStructuredSelection)pEvt.getSelection();
    if (selection.isEmpty()) {
      return;
    }
    final Map.Entry<String, String> sel = (Map.Entry<String, String>)selection.getFirstElement();
    final String sKey = sel.getKey();
    final Map<String, String> m = (Map<String, String>)tableViewerLeft.getInput();
    boolean found = false;
    for (final Map.Entry<String, String> lEntry : m.entrySet()) {
      if (sKey.equals(lEntry.getKey())) {
        found = true;
        fire = false;
        tableViewerLeft.setSelection(new StructuredSelection(lEntry));
        fire = true;
        break;
      }
    }
    if (!found) {
      tableViewerLeft.setSelection(null);
    }
  }

  /**
   * @return TableViewer - Returns the tableViewerRight.
   */
  public TableViewer getTableViewerRight() {
    if (tableViewerRight == null) {
      tableViewerRight = new TableViewer(this, SWT.BORDER | SWT.FULL_SELECTION | SWT.SINGLE);
      final FormData tableViewerRightLData = new FormData();
      tableViewerRightLData.width = 67;
      tableViewerRightLData.height = 63;
      tableViewerRightLData.left = new FormAttachment(500, 1000, 14);
      tableViewerRightLData.right = new FormAttachment(1000, 1000, 0);
      tableViewerRightLData.top = new FormAttachment(0, 1000, 0);
      tableViewerRightLData.bottom = new FormAttachment(1000, 1000, 0);
      tableViewerRight.getControl().setLayoutData(tableViewerRightLData);
      tableViewerRight.getTable().setHeaderVisible(true);
      final TableColumn column1 = new TableColumn(tableViewerRight.getTable(), SWT.LEFT);
      column1.setText("Property");
      column1.setWidth(100);
      final TableColumn column2 = new TableColumn(tableViewerRight.getTable(), SWT.RIGHT);
      column2.setText("Value");
      column2.setWidth(120);
      tableViewerRight.setContentProvider(new MapTableContentProvider());
      tableViewerRight.setLabelProvider(new PropertyLabelProvider());
      tableViewerRight.setSorter(new StringSorter());
      tableViewerRight.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(final SelectionChangedEvent evt) {
          if (fire) {
            tableViewerRightSelectionChanged(evt);
          }
        }
      });
    }
    return tableViewerRight;
  }
}