/*
* OverwriteWidgetFactory.java - The overwrite widget service
* :tabSize=4:indentSize=4:noTabs=false:
* :folding=explicit:collapseFolds=1:
*
* Copyright (C) 2008 Matthieu Casanova
* Portions Copyright (C) 2001, 2004 Slava Pestov
* Portions copyright (C) 2001 Mike Dillon
*
* 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.gui.statusbar;
//{{{ Imports
import java.awt.Dimension;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.SwingConstants;
import org.gjt.sp.jedit.View;
import org.gjt.sp.jedit.jEdit;
import org.gjt.sp.jedit.textarea.JEditTextArea;
//}}}
/**
* @author Matthieu Casanova
* @since jEdit 4.3pre14
*/
public class OverwriteWidgetFactory implements StatusWidgetFactory
{
//{{{ getWidget() method
public Widget getWidget(View view)
{
Widget overwrite = new OverwriteWidget(view);
return overwrite;
} //}}}
//{{{ OverwriteWidget constructor
private static class OverwriteWidget implements Widget
{
private final JLabel overwrite;
private final View view;
OverwriteWidget(final View view)
{
overwrite = new ToolTipLabel();
overwrite.setHorizontalAlignment(SwingConstants.CENTER);
overwrite.setToolTipText(jEdit.getProperty("view.status.overwrite-tooltip"));
this.view = view;
overwrite.addMouseListener(new MouseAdapter()
{
@Override
public void mouseClicked(MouseEvent evt)
{
JEditTextArea textArea = view.getTextArea();
if (textArea != null)
textArea.toggleOverwriteEnabled();
}
});
}
//{{{ getComponent() method
public JComponent getComponent()
{
return overwrite;
} //}}}
//{{{ update() method
public void update()
{
JEditTextArea textArea = view.getTextArea();
if (textArea != null)
{
if (textArea.isOverwriteEnabled())
{
overwrite.setText("O");
overwrite.setEnabled(true);
}
else
{
overwrite.setText("o");
overwrite.setEnabled(false);
}
}
} //}}}
//{{{ propertiesChanged() method
public void propertiesChanged()
{
// retarded GTK look and feel!
Font font = new JLabel().getFont();
//UIManager.getFont("Label.font");
FontMetrics fm = overwrite.getFontMetrics(font);
Dimension dim = new Dimension(
Math.max(fm.charWidth('o'),fm.charWidth('O')) + 1,
fm.getHeight());
overwrite.setPreferredSize(dim);
overwrite.setMaximumSize(dim);
} //}}}
} //}}}
}