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/* ShortCut.java
*
* This file is part of Artemis
*
* Copyright(C) 2011 Genome Research Limited
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
package uk.ac.sanger.artemis.components;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import javax.swing.JMenuItem;
import javax.swing.KeyStroke;
import uk.ac.sanger.artemis.Options;
import uk.ac.sanger.artemis.components.database.DatabaseJPanel;
/**
* Used to cache shortcut keystroke between sessions
*/
class ShortCut implements Serializable
{
private static final long serialVersionUID = 1L;
private String shortCutName;
private String menuName;
private KeyStroke ks;
private static org.apache.log4j.Logger logger4j =
org.apache.log4j.Logger.getLogger(DatabaseJPanel.class);
private static String SHORTCUT_CACHE_PATH = Options.CACHE_PATH + File.separatorChar + "MenuShortCuts";
private static String REGEXP_REPLACE = "[ /]";
ShortCut(final String menuName, final String shortCutName, final KeyStroke ks)
{
this.menuName = menuName;
this.shortCutName = shortCutName;
this.ks = ks;
writeCache();
}
private void writeCache()
{
try
{
File dir = new File(SHORTCUT_CACHE_PATH);
if(!dir.exists())
dir.mkdirs();
FileOutputStream fos = new FileOutputStream(SHORTCUT_CACHE_PATH +
File.separatorChar + menuName + ":" + shortCutName.replaceAll(REGEXP_REPLACE, "_"));
ObjectOutputStream out = new ObjectOutputStream(fos);
out.writeObject(ShortCut.this);
out.close();
}
catch(Exception ex)
{
ex.getMessage();
}
}
/**
* Return true if shortcut_cache flag is set.
* @return
*/
protected static boolean usingCache()
{
return Options.getOptions().getPropertyTruthValue("shortcut_cache");
}
private static File[] getCachedShortCuts()
{
File cacheDir = new File(SHORTCUT_CACHE_PATH);
if(cacheDir.exists())
return cacheDir.listFiles();
return null;
}
protected static void applyShortCutFromCache(final String menuName, final JMenuItem menuItem)
{
File[] shorts = getCachedShortCuts();
if(shorts != null)
{
String shortCutName = menuItem.getText();
for(int i=0; i<shorts.length; i++)
{
if(shorts[i].getName().equals(menuName + ":" + shortCutName.replaceAll(REGEXP_REPLACE, "_")))
{
try
{
FileInputStream fis = new FileInputStream(shorts[i]);
ObjectInputStream in = new ObjectInputStream(fis);
ShortCut sc = (ShortCut) in.readObject();
in.close();
menuItem.setAccelerator(sc.ks);
logger4j.debug("USING CACHED SHORTCUT ("+menuItem.getText()+
") FROM: "+shorts[i].getAbsolutePath());
}
catch (FileNotFoundException e)
{
System.err.println(e.getMessage());
}
catch (IOException e)
{
System.err.println(e.getMessage());
}
catch (ClassNotFoundException e)
{
System.err.println(e.getMessage());
}
}
}
}
}
}