JDialogApplet.java

/*
 * Demoiselle Framework
 * Copyright (C) 2010 SERPRO
 * ----------------------------------------------------------------------------
 * This file is part of Demoiselle Framework.
 * 
 * Demoiselle Framework is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License version 3
 * as published by the Free Software Foundation.
 * 
 * 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 Lesser General Public License version 3
 * along with this program; if not,  see <http://www.gnu.org/licenses/>
 * or write to the Free Software Foundation, Inc., 51 Franklin Street,
 * Fifth Floor, Boston, MA  02110-1301, USA.
 * ----------------------------------------------------------------------------
 * Este arquivo é parte do Framework Demoiselle.
 * 
 * O Framework Demoiselle é um software livre; você pode redistribuí-lo e/ou
 * modificá-lo dentro dos termos da GNU LGPL versão 3 como publicada pela Fundação
 * do Software Livre (FSF).
 * 
 * Este programa é distribuído na esperança que possa ser útil, mas SEM NENHUMA
 * GARANTIA; sem uma garantia implícita de ADEQUAÇÃO a qualquer MERCADO ou
 * APLICAÇÃO EM PARTICULAR. Veja a Licença Pública Geral GNU/LGPL em português
 * para maiores detalhes.
 * 
 * Você deve ter recebido uma cópia da GNU LGPL versão 3, sob o título
 * "LICENCA.txt", junto com esse programa. Se não, acesse <http://www.gnu.org/licenses/>
 * ou escreva para a Fundação do Software Livre (FSF) Inc.,
 * 51 Franklin St, Fifth Floor, Boston, MA 02111-1301, USA.
 */

package br.gov.frameworkdemoiselle.certificate.applet.view;

import java.awt.Component;
import java.awt.Container;
import java.awt.Frame;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.security.KeyStore;

import javax.swing.JApplet;
import javax.swing.JOptionPane;
import javax.swing.UIManager;
import javax.swing.UIManager.LookAndFeelInfo;
import javax.swing.UnsupportedLookAndFeelException;
import javax.swing.WindowConstants;

import br.gov.frameworkdemoiselle.certificate.applet.action.AppletExecute;
import br.gov.frameworkdemoiselle.certificate.applet.config.AppletConfig;
import br.gov.frameworkdemoiselle.certificate.applet.factory.AppletExecuteFactory;
import br.gov.frameworkdemoiselle.certificate.applet.factory.FactoryException;
import netscape.javascript.JSObject;

@Deprecated
public class JDialogApplet extends JApplet {

	private static final long serialVersionUID = 1L;

	private JKeyStoreDialog keyStoreDialog;

	/**
	 * Inicializacao da Applet
	 */
	@Override
	public void init() {

		for (LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
			if (AppletConfig.LOOK_AND_FEEL.getValue().equals(info.getName())) {
				try {
					UIManager.setLookAndFeel(info.getClassName());
				} catch (ClassNotFoundException e) {
					e.printStackTrace();
				} catch (InstantiationException e) {
					e.printStackTrace();
				} catch (IllegalAccessException e) {
					e.printStackTrace();
				} catch (UnsupportedLookAndFeelException e) {
					e.printStackTrace();
				}
				break;
			}
		}

		AppletConfig.setApplet(this);
		keyStoreDialog = new JKeyStoreDialog();

		this.getContentPane().setLayout(null);
		this.setSize(keyStoreDialog.getDimension());
		this.getRootPane().setDefaultButton(keyStoreDialog.getRunButton());

		keyStoreDialog.addButtonCancelActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				cancelButton_actionPerformed();
			}
		});

		keyStoreDialog.addButtonRunActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				runButton_actionPerformed();
			}
		});

		keyStoreDialog.addScrollPaneLineKeyListener(new KeyListener() {

			@Override
			public void keyTyped(KeyEvent e) {

			}

			@Override
			public void keyReleased(KeyEvent e) {

			}

			@Override
			public void keyPressed(KeyEvent e) {
				table_KeyPressed(e);
			}
		});

		keyStoreDialog.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
		keyStoreDialog.setComponentOrientation(this.getComponentOrientation());
		keyStoreDialog.setLocationRelativeTo(this);

		if (keyStoreDialog.getCertificatesCount() != 0) {
			keyStoreDialog.setVisible(true);
		}

		// Se ocorrer uma falha no carregamento do keystore, efetua a chamada do
		// javascript a ser executado neste caso
		if (!keyStoreDialog.isLoaded()) {
			JSObject window = JSObject.getWindow(this);
			window.call(AppletConfig.PARAM_APPLET_JAVASCRIPT_POSTACTION_FAILURE.getValue(), null);
		}
	}

	private void table_KeyPressed(KeyEvent e) {
		switch (e.getKeyCode()) {
		case KeyEvent.VK_TAB: // se a tecla pressionada for tab
			int rowCount = keyStoreDialog.getTable().getRowCount();
			int selectedRow = keyStoreDialog.getTable().getSelectedRow();

			if (selectedRow == rowCount - 1) {
				keyStoreDialog.getTable().requestFocus();
				keyStoreDialog.getTable().changeSelection(0, 0, false, false);
			} else {
				keyStoreDialog.getTable().requestFocus();
				keyStoreDialog.getTable().changeSelection(selectedRow + 1, 0, false, false);
			}
			break;

		case KeyEvent.VK_SPACE: // Se a tecla pressionada for o espaco
			runButton_actionPerformed();
			break;
		}
	}

	/**
	 * Chamado ao clique do botao Ok
	 */
	private void runButton_actionPerformed() {

		try {
			KeyStore keystore = keyStoreDialog.getKeyStore();
			String alias = keyStoreDialog.getAlias();

			if (keystore != null) {
				String className = this.getParameter(AppletConfig.PARAM_APPLET_ACTION_EXECUTE.getKey());
				AppletExecute appletExecute = AppletExecuteFactory.factory(className);
				appletExecute.execute(keystore, alias, this);
			}
		} catch (FactoryException e) {
			e.printStackTrace();
			JOptionPane.showMessageDialog(this, e.getMessage(), AppletConfig.LABEL_DIALOG_OPTION_PANE_TITLE.getValue(), JOptionPane.ERROR_MESSAGE);
		} catch (Throwable e) {
			e.printStackTrace();
			JOptionPane.showMessageDialog(this, AppletConfig.MESSAGE_ERROR_UNEXPECTED.getValue() + " - " + e.getMessage(), AppletConfig.LABEL_DIALOG_OPTION_PANE_TITLE.getValue(), JOptionPane.ERROR_MESSAGE);
		} finally {
			keyStoreDialog.dispose();
		}
	}

	/**
	 * Chamado ao clique do botao Cancelar
	 */
	private void cancelButton_actionPerformed() {

		KeyStore keystore = keyStoreDialog.getKeyStore();
		String alias = keyStoreDialog.getAlias();

		keyStoreDialog.dispose();
		String className = this.getParameter(AppletConfig.PARAM_APPLET_ACTION_EXECUTE.getKey());
		AppletExecute appletExecute = AppletExecuteFactory.factory(className);
		appletExecute.cancel(keystore, alias, this);
	}

	public static Frame getParentFrame(Component child) {
		Container c = child.getParent();
		while (c != null) {
			if (c instanceof Frame) {
				return (Frame) c;
			}
			c = c.getParent();
		}
		return null;
	}

}