pasteaction.java

具有不同语法高亮的编辑器实例

/*
 * 11/14/2003
 *
 * PasteAction.java - Action to paste text from the system clipboard into
 *                    a JTextComponent.
 * Copyright (C) 2003 Robert Futrell
 * [e-mail]
 * www.website.com
 *
 * 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.fife.ui;

import java.awt.event.ActionEvent;
import javax.swing.ImageIcon;
import javax.swing.KeyStroke;
import javax.swing.text.JTextComponent;
import javax.swing.text.TextAction;


/**
 * Action that pastes the current selection from a <code>JTextComponent</code>.
 *
 * @author Robert Futrell
 * @version 1.0
 */
public class PasteAction extends TextAction {

	/**
	 * 
	 */
	private static final long serialVersionUID = -8684115498283628768L;


/*****************************************************************************/


	/**
	 * Creates a new <code>PasteAction</code>.
	 *
	 * @param text The text associated with the action.
	 */
	public PasteAction(String text) {
		super(text);
	}


/*****************************************************************************/


	/**
	 * Creates a new <code>PasteAction</code>.
	 *
	 * @param text The text associated with the action.
	 * @param icon The icon associated with the action.
	 * @param desc The description of the action (used in tooltips???).
	 * @param mnemonic The mnemonic for the action.
	 * @param accelerator The accelerator key for the action.
	 */
	public PasteAction(String text, ImageIcon icon, String desc,
					Integer mnemonic, KeyStroke accelerator) {
		super(text);
		putValue(SMALL_ICON, icon);
		putValue(SHORT_DESCRIPTION, desc);
		putValue(ACCELERATOR_KEY, accelerator);
		putValue(MNEMONIC_KEY, mnemonic);
	}


/*****************************************************************************/


	// Callback routine called when user uses this component.
	public void actionPerformed(ActionEvent e) {
		JTextComponent target = getTextComponent(e);
		if (target != null) {
			target.paste();
			target.requestFocusInWindow();
		}
	}


/*****************************************************************************/

}