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An IDE for GOAL based on JEdit.
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/**
 * GOAL interpreter that facilitates developing and executing GOAL multi-agent
 * programs. Copyright (C) 2011 K.V. Hindriks, W. Pasman
 *
 * 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 3 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, see .
 */

package nl.tudelft.goal.SimpleIDE.actions;

import java.awt.event.ActionEvent;
import java.util.List;

import javax.swing.tree.TreeNode;

import goal.tools.errorhandling.exceptions.GOALException;
import nl.tudelft.goal.SimpleIDE.IDEMainPanel;
import nl.tudelft.goal.SimpleIDE.IDEState;
import nl.tudelft.goal.SimpleIDE.IdeFiles;
import nl.tudelft.goal.SimpleIDE.filenodes.AbstractFileNode;
import nl.tudelft.goal.SimpleIDE.filenodes.MASNode;
import nl.tudelft.goal.SimpleIDE.filenodes.SimpleFileNode;

/**
 * Delete file selected in files panel. CHECK FIXME Not clear what the
 * difference with the CloseAndRemove action is.
 *
 * @author W.Pasman 20jun2011
 */
public class DeleteAction extends GOALAction {
	private static final long serialVersionUID = -1986512434596062259L;

	@Override
	public void eventOccured(IDEState currentState, Object evt) {

		List selection = currentState.getSelectedFileNodes();
		if (selection.isEmpty()) {
			setActionEnabled(false);
			return;
		}
		AbstractFileNode node = selection.get(0);

		setActionEnabled(currentState.getViewMode() == IDEMainPanel.EDIT_VIEW
				// TODO: change this, so that files not part of running mas
				// can be closed and removed.
				&& currentState.getRuntime() == null && (node instanceof MASNode || node instanceof SimpleFileNode)
				&& node.getBaseFile().exists());

	}

	@Override
	protected void execute(TreeNode selectedNode, ActionEvent ae) throws GOALException {
		FileUtilities.checkAndDelete(((AbstractFileNode) selectedNode).getBaseFile(), IdeFiles.getInstance(),
				getCurrentState().getRootComponent());
	}

}