/*
* RecentFilesProvider.java - Recent file list menu
* :tabSize=4:indentSize=4:noTabs=false:
* :folding=explicit:collapseFolds=1:
*
* Copyright (C) 2000, 2003 Slava Pestov
*
* 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 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 org.gjt.sp.jedit.menu;
//{{{ Imports
import org.gjt.sp.jedit.*;
import org.gjt.sp.jedit.browser.FileCellRenderer;
import org.gjt.sp.util.Log;
import org.gjt.sp.util.StandardUtilities;
import javax.swing.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;
//}}}
public class RecentFilesProvider implements DynamicMenuProvider
{
//{{{ updateEveryTime() method
public boolean updateEveryTime()
{
return false;
} //}}}
//{{{ update() method
public void update(JMenu menu)
{
final View view = GUIUtilities.getView(menu);
//{{{ ActionListener...
ActionListener actionListener = new ActionListener()
{
public void actionPerformed(ActionEvent evt)
{
jEdit.openFile(view,evt.getActionCommand());
view.getStatus().setMessage(null);
}
}; //}}}
//{{{ ChangeListener...
ChangeListener changeListener = new ChangeListener()
{
public void stateChanged(ChangeEvent e)
{
JMenuItem menuItem = (JMenuItem) e.getSource();
view.getStatus().setMessage(menuItem.isArmed()?menuItem.getActionCommand():null);
}
}; //}}}
List<BufferHistory.Entry> recentVector = BufferHistory.getHistory();
if(recentVector.isEmpty())
{
JMenuItem menuItem = new JMenuItem(
jEdit.getProperty("no-recent-files.label"));
menuItem.setEnabled(false);
menu.add(menuItem);
return;
}
final List<JMenuItem> menuItems = new ArrayList<JMenuItem>();
final JTextField text = new JTextField();
text.setToolTipText(jEdit.getProperty("recent-files.textfield.tooltip") +
": " + jEdit.getProperty("glob.tooltip"));
menu.add(text);
text.addKeyListener(new KeyAdapter()
{
public void keyReleased(KeyEvent e)
{
String typedText = text.getText();
boolean filter = (typedText.length() > 0);
Pattern pattern = null;
if (filter)
{
String regex = typedText;
if ((! typedText.contains("*")) && (! typedText.contains("?")))
{
// Old style (before jEdit 4.3pre18): Match start of file name
regex = regex + "*";
}
pattern = Pattern.compile(StandardUtilities.globToRE(regex),
Pattern.CASE_INSENSITIVE);
}
try
{
for (JMenuItem recent : menuItems)
{
recent.setEnabled(filter ?
pattern.matcher(recent.getText()).matches() : true);
}
}
catch(PatternSyntaxException re)
{
Log.log(Log.ERROR,this,re.getMessage());
}
}
});
boolean sort = jEdit.getBooleanProperty("sortRecent");
int maxItems = jEdit.getIntegerProperty("menu.spillover",20);
Iterator<BufferHistory.Entry> iter = recentVector.iterator();
while(iter.hasNext())
{
String path = iter.next().path;
if (jEdit.getBooleanProperty("hideOpen") && jEdit.getBuffer(path) != null)
continue;
JMenuItem menuItem = new JMenuItem(MiscUtilities
.getFileName(path));
menuItem.setToolTipText(path);
menuItem.setActionCommand(path);
menuItem.addActionListener(actionListener);
// menuItem.addMouseListener(mouseListener);
menuItem.addChangeListener(changeListener);
menuItem.setIcon(FileCellRenderer.fileIcon);
menuItems.add(menuItem);
if (!sort)
{
if (menu.getMenuComponentCount() >= maxItems
&& iter.hasNext())
{
JMenu newMenu = new JMenu(
jEdit.getProperty("common.more"));
menu.add(newMenu);
menu = newMenu;
}
menu.add(menuItem);
}
}
if(sort)
{
Collections.sort(menuItems, new MenuItemTextComparator());
for(int i = 0; i < menuItems.size(); i++)
{
if(menu.getMenuComponentCount() >= maxItems
&& i != 0)
{
JMenu newMenu = new JMenu(
jEdit.getProperty("common.more"));
menu.add(newMenu);
menu = newMenu;
}
menu.add(menuItems.get(i));
}
}
JMenuItem menuItem = new JMenuItem(jEdit.getProperty("clear-recent-files.label"));
menuItem.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
BufferHistory.clear();
}
});
menu.addSeparator();
menu.add(menuItem);
} //}}}
}