jlogpanel.java

OSGI这是一个中间件,与UPNP齐名,是用于移植到嵌入式平台之上

/*
 * Copyright (c) 2003-2004, KNOPFLERFISH project
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following
 * conditions are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above
 *   copyright notice, this list of conditions and the following
 *   disclaimer in the documentation and/or other materials
 *   provided with the distribution.
 *
 * - Neither the name of the KNOPFLERFISH project nor the names of its
 *   contributors may be used to endorse or promote products derived
 *   from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.knopflerfish.bundle.log.window.impl;

import java.util.*;
import java.text.*;

import org.osgi.framework.*;
import org.osgi.service.log.*;
import org.knopflerfish.service.log.LogRef;

import java.awt.*;
import java.awt.event.*;

import javax.swing.*;
import javax.swing.event.*;
import javax.swing.table.*;

import java.awt.datatransfer.*;
import java.awt.dnd.*;

public class JLogPanel extends JPanel implements ClipboardOwner {
  
  JTextArea text;

  LogTableModel model;
  JLogTable     table;
  JScrollPane   scrollpane;
  JPopupMenu    popup;

  public JLogPanel(LogTableModel   model, 
		   JLogEntryDetail logEntryDetail,
		   boolean         bSort) {
    super(new BorderLayout());
    this.model = model;
    
    table = new JLogTable(model, logEntryDetail, bSort);
    scrollpane = new JScrollPane(table);
    
    popup = new JPopupMenu() {
	  {
	    add(new JMenuItem("Copy log to clipboard") {
		{
		  addActionListener(new ActionListener() {
		      public void actionPerformed(ActionEvent ev) {
			copyToClipBoard();
		      }
		    });
		}
	      });
	  }
      };
    getJLogTable().addMouseListener(new MouseAdapter() {
	public void mousePressed(MouseEvent e) {
	  maybeShowPopup(e);
	}
	
	public void mouseReleased(MouseEvent e) {
	  maybeShowPopup(e);
	}
	
	private void maybeShowPopup(MouseEvent e) {
	  if (e.isPopupTrigger()) {
	    popup.show(e.getComponent(), e.getX(), e.getY());
	  }
	}
      });
    
    add(scrollpane, BorderLayout.CENTER);
  }

  void copyToClipBoard() {
    StringBuffer sb = new StringBuffer();

    for(Iterator it = model.getEntries().iterator(); it.hasNext();) {
      ExtLogEntry entry = (ExtLogEntry)it.next();
      sb.append(entry.toString());
      sb.append("\n");
    }

    setClipboardContents(sb.toString());
  }

  public void lostOwnership(Clipboard clipboard, Transferable contents) {
  }
  
  
  void setClipboardContents( String str ){
    StringSelection stringSelection = new StringSelection( str );
    Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
    clipboard.setContents( stringSelection, this );
  }

  public JLogTable getJLogTable() {
    return table;
  }

  public void updateUI() {
    setUI(UIManager.getUI(this));
  }


  public void open() {
  }

  public void close() {
    table.close();
  }
}