Ptidej-v5.2-master/POM Tests/data/ArgoUML_0.28/src/org/argouml/cognitive/ui/WizStepChoice.java
// $Id: WizStepChoice.java 13824 2007-11-23 23:42:25Z tfmorris $
// Copyright (c) 1996-2007 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies.  This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason.  IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

package org.argouml.cognitive.ui;

import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.util.ArrayList;
import java.util.List;

import javax.swing.JLabel;
import javax.swing.JRadioButton;
import javax.swing.JTextArea;
import javax.swing.border.EtchedBorder;

import org.argouml.cognitive.critics.Wizard;
import org.argouml.swingext.SpacerPanel;


/**
 * A non-modal wizard step that shows instructions and allows
 * the user to select one of a series of radio-buttons.
 *
 * @see org.argouml.cognitive.Critic
 * @see org.argouml.cognitive.critics.Wizard
 */

public class WizStepChoice extends WizStep {
    private JTextArea instructions = new JTextArea();
    private List<String> choices = new ArrayList<String>();
    private int selectedIndex = -1;


    /**
     * The constructor.
     *
     * @param w the wizard
     * @param instr the instructions
     * @param ch the choices
     */
    public WizStepChoice(Wizard w, String instr, List<String> ch) {
	// store wizard?
	choices = ch;

	instructions.setText(instr);
	instructions.setWrapStyleWord(true);
	instructions.setEditable(false);
	instructions.setBorder(null);
	instructions.setBackground(getMainPanel().getBackground());

	getMainPanel().setBorder(new EtchedBorder());

	GridBagLayout gb = new GridBagLayout();
	getMainPanel().setLayout(gb);

	GridBagConstraints c = new GridBagConstraints();
	c.ipadx = 3; c.ipady = 3;
	c.weightx = 0.0; c.weighty = 0.0;
	c.anchor = GridBagConstraints.EAST;

	JLabel image = new JLabel("");
	//image.setMargin(new Insets(0, 0, 0, 0));
	image.setIcon(getWizardIcon());
	image.setBorder(null);
	c.gridx = 0;
	c.gridheight = GridBagConstraints.REMAINDER;
	c.gridy = 0;
	c.anchor = GridBagConstraints.NORTH;
	gb.setConstraints(image, c);
	getMainPanel().add(image);

	c.weightx = 1.0;
	c.gridx = 2;
	c.gridheight = 1;
	c.gridwidth = 3;
	c.gridy = 0;
	c.fill = GridBagConstraints.HORIZONTAL;
	gb.setConstraints(instructions, c);
	getMainPanel().add(instructions);

	c.gridx = 1;
	c.gridy = 1;
	c.weightx = 0.0;
	c.gridwidth = 1;
	c.fill = GridBagConstraints.NONE;
	SpacerPanel spacer = new SpacerPanel();
	gb.setConstraints(spacer, c);
	getMainPanel().add(spacer);

	c.gridx = 2;
	c.weightx = 1.0;
	c.anchor = GridBagConstraints.WEST;
	c.gridwidth = 1;
	int size = ch.size();
	for (int i = 0; i < size; i++) {
	    c.gridy = 2 + i;
	    String s = ch.get(i);
	    JRadioButton rb = new JRadioButton(s);
	    rb.setActionCommand(s);
	    rb.addActionListener(this);
	    gb.setConstraints(rb, c);
	    getMainPanel().add(rb);
	}

	c.gridx = 1;
	c.gridy = 3 + ch.size();
	c.weightx = 0.0;
	c.gridwidth = 1;
	c.fill = GridBagConstraints.NONE;
	SpacerPanel spacer2 = new SpacerPanel();
	gb.setConstraints(spacer2, c);
	getMainPanel().add(spacer2);

    }

    /**
     * @return the index of the selected item
     */
    public int getSelectedIndex() {
        return selectedIndex;
    }


    /*
     * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
     */
    @Override
    public void actionPerformed(ActionEvent e) {
	super.actionPerformed(e);
	if (e.getSource() instanceof JRadioButton) {
	    String cmd = e.getActionCommand();
	    if (cmd == null) {
		selectedIndex = -1;
		return;
	    }
	    int size = choices.size();
	    for (int i = 0; i < size; i++) {
		String s = choices.get(i);
		if (s.equals(cmd)) {
                    selectedIndex = i;
                }
	    }
	    getWizard().doAction();
	    enableButtons();
	}
    }

    /**
     * The UID.
     */
    private static final long serialVersionUID = 8055896491830976354L;
} 



