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/*
* ProGuard -- shrinking, optimization, obfuscation, and preverification
* of Java bytecode.
*
* Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu)
*
* 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 (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, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package proguard.gui;
import proguard.ClassSpecification;
import proguard.classfile.util.ClassUtil;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
import java.util.List;
/**
* This <code>ListPanel</code> allows the user to add, edit, move, and remove
* ClassSpecification entries in a list.
*
* @author Eric Lafortune
*/
class ClassSpecificationsPanel extends ListPanel
{
protected final ClassSpecificationDialog classSpecificationDialog;
public ClassSpecificationsPanel(JFrame owner, boolean fullKeepOptions)
{
super();
list.setCellRenderer(new MyListCellRenderer());
classSpecificationDialog = new ClassSpecificationDialog(owner, fullKeepOptions);
addAddButton();
addEditButton();
addRemoveButton();
addUpButton();
addDownButton();
enableSelectionButtons();
}
protected void addAddButton()
{
JButton addButton = new JButton(msg("add"));
addButton.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
setClassSpecification(createClassSpecification());
int returnValue = classSpecificationDialog.showDialog();
if (returnValue == ClassSpecificationDialog.APPROVE_OPTION)
{
// Add the new element.
addElement(getClassSpecification());
}
}
});
addButton(tip(addButton, "addTip"));
}
protected void addEditButton()
{
JButton editButton = new JButton(msg("edit"));
editButton.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
ClassSpecification selectedClassSpecification =
(ClassSpecification)list.getSelectedValue();
setClassSpecification(selectedClassSpecification);
int returnValue = classSpecificationDialog.showDialog();
if (returnValue == ClassSpecificationDialog.APPROVE_OPTION)
{
// Replace the old element.
setElementAt(getClassSpecification(),
list.getSelectedIndex());
}
}
});
addButton(tip(editButton, "editTip"));
}
protected ClassSpecification createClassSpecification()
{
return new ClassSpecification();
}
protected void setClassSpecification(ClassSpecification classSpecification)
{
classSpecificationDialog.setClassSpecification(classSpecification);
}
protected ClassSpecification getClassSpecification()
{
return classSpecificationDialog.getClassSpecification();
}
/**
* Sets the ClassSpecification objects to be represented in this panel.
*/
public void setClassSpecifications(List classSpecifications)
{
listModel.clear();
if (classSpecifications != null)
{
for (int index = 0; index < classSpecifications.size(); index++)
{
listModel.addElement(classSpecifications.get(index));
}
}
// Make sure the selection buttons are properly enabled,
// since the clear method doesn't seem to notify the listener.
enableSelectionButtons();
}
/**
* Returns the ClassSpecification objects currently represented in this panel.
*/
public List getClassSpecifications()
{
int size = listModel.size();
if (size == 0)
{
return null;
}
List classSpecifications = new ArrayList(size);
for (int index = 0; index < size; index++)
{
classSpecifications.add(listModel.get(index));
}
return classSpecifications;
}
/**
* Attaches the tool tip from the GUI resources that corresponds to the
* given key, to the given component.
*/
private static JComponent tip(JComponent component, String messageKey)
{
component.setToolTipText(msg(messageKey));
return component;
}
/**
* Returns the message from the GUI resources that corresponds to the given
* key.
*/
private static String msg(String messageKey)
{
return GUIResources.getMessage(messageKey);
}
/**
* This ListCellRenderer renders ClassSpecification objects.
*/
private static class MyListCellRenderer implements ListCellRenderer
{
private final JLabel label = new JLabel();
// Implementations for ListCellRenderer.
public Component getListCellRendererComponent(JList list,
Object value,
int index,
boolean isSelected,
boolean cellHasFocus)
{
ClassSpecification classSpecification = (ClassSpecification)value;
String comments = classSpecification.comments;
label.setText(comments != null ? comments.trim() :
classSpecification.className != null ? (msg("class") + ' ' + ClassUtil.externalClassName(classSpecification.className)) :
classSpecification.extendsClassName != null ? (msg("extensionsOf") + ' ' + ClassUtil.externalClassName(classSpecification.extendsClassName)) :
(msg("specificationNumber") + index));
if (isSelected)
{
label.setBackground(list.getSelectionBackground());
label.setForeground(list.getSelectionForeground());
}
else
{
label.setBackground(list.getBackground());
label.setForeground(list.getForeground());
}
label.setOpaque(true);
return label;
}
}
}
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