/*
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* ProGuard -- shrinking, optimization, obfuscation, and preverification
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* of Java bytecode.
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*
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* Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package proguard.gui;
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import proguard.ClassSpecification;
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import proguard.classfile.util.ClassUtil;
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import javax.swing.*;
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import java.awt.*;
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import java.awt.event.*;
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import java.util.*;
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import java.util.List;
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/**
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* This <code>ListPanel</code> allows the user to add, edit, move, and remove
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* ClassSpecification entries in a list.
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*
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* @author Eric Lafortune
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*/
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class ClassSpecificationsPanel extends ListPanel
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{
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protected final ClassSpecificationDialog classSpecificationDialog;
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public ClassSpecificationsPanel(JFrame owner, boolean fullKeepOptions)
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{
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super();
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list.setCellRenderer(new MyListCellRenderer());
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classSpecificationDialog = new ClassSpecificationDialog(owner, fullKeepOptions);
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addAddButton();
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addEditButton();
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addRemoveButton();
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addUpButton();
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addDownButton();
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enableSelectionButtons();
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}
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protected void addAddButton()
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{
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JButton addButton = new JButton(msg("add"));
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addButton.addActionListener(new ActionListener()
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{
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public void actionPerformed(ActionEvent e)
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{
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setClassSpecification(createClassSpecification());
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int returnValue = classSpecificationDialog.showDialog();
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if (returnValue == ClassSpecificationDialog.APPROVE_OPTION)
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{
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// Add the new element.
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addElement(getClassSpecification());
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}
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}
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});
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addButton(tip(addButton, "addTip"));
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}
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protected void addEditButton()
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{
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JButton editButton = new JButton(msg("edit"));
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editButton.addActionListener(new ActionListener()
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{
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public void actionPerformed(ActionEvent e)
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{
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ClassSpecification selectedClassSpecification =
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(ClassSpecification)list.getSelectedValue();
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setClassSpecification(selectedClassSpecification);
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int returnValue = classSpecificationDialog.showDialog();
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if (returnValue == ClassSpecificationDialog.APPROVE_OPTION)
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{
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// Replace the old element.
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setElementAt(getClassSpecification(),
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list.getSelectedIndex());
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}
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}
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});
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addButton(tip(editButton, "editTip"));
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}
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protected ClassSpecification createClassSpecification()
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{
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return new ClassSpecification();
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}
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protected void setClassSpecification(ClassSpecification classSpecification)
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{
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classSpecificationDialog.setClassSpecification(classSpecification);
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}
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protected ClassSpecification getClassSpecification()
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{
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return classSpecificationDialog.getClassSpecification();
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}
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/**
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* Sets the ClassSpecification objects to be represented in this panel.
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*/
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public void setClassSpecifications(List classSpecifications)
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{
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listModel.clear();
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if (classSpecifications != null)
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{
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for (int index = 0; index < classSpecifications.size(); index++)
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{
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listModel.addElement(classSpecifications.get(index));
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}
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}
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// Make sure the selection buttons are properly enabled,
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// since the clear method doesn't seem to notify the listener.
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enableSelectionButtons();
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}
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/**
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* Returns the ClassSpecification objects currently represented in this panel.
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*/
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public List getClassSpecifications()
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{
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int size = listModel.size();
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if (size == 0)
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{
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return null;
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}
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List classSpecifications = new ArrayList(size);
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for (int index = 0; index < size; index++)
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{
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classSpecifications.add(listModel.get(index));
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}
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return classSpecifications;
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}
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/**
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* Attaches the tool tip from the GUI resources that corresponds to the
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* given key, to the given component.
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*/
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private static JComponent tip(JComponent component, String messageKey)
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{
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component.setToolTipText(msg(messageKey));
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return component;
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}
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/**
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* Returns the message from the GUI resources that corresponds to the given
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* key.
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*/
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private static String msg(String messageKey)
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{
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return GUIResources.getMessage(messageKey);
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}
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/**
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* This ListCellRenderer renders ClassSpecification objects.
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*/
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private static class MyListCellRenderer implements ListCellRenderer
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{
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private final JLabel label = new JLabel();
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// Implementations for ListCellRenderer.
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public Component getListCellRendererComponent(JList list,
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Object value,
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int index,
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boolean isSelected,
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boolean cellHasFocus)
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{
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ClassSpecification classSpecification = (ClassSpecification)value;
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String comments = classSpecification.comments;
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label.setText(comments != null ? comments.trim() :
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classSpecification.className != null ? (msg("class") + ' ' + ClassUtil.externalClassName(classSpecification.className)) :
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classSpecification.extendsClassName != null ? (msg("extensionsOf") + ' ' + ClassUtil.externalClassName(classSpecification.extendsClassName)) :
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(msg("specificationNumber") + index));
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if (isSelected)
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{
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label.setBackground(list.getSelectionBackground());
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label.setForeground(list.getSelectionForeground());
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}
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else
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{
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label.setBackground(list.getBackground());
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label.setForeground(list.getForeground());
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}
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label.setOpaque(true);
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return label;
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}
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}
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}
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