proguard.gui.MemberSpecificationsPanel Maven / Gradle / Ivy
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/*
* ProGuard -- shrinking, optimization, obfuscation, and preverification
* of Java bytecode.
*
* Copyright (c) 2002-2019 Guardsquare NV
*
* 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.MemberSpecification;
import proguard.classfile.ClassConstants;
import proguard.classfile.util.ClassUtil;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
import java.util.List;
/**
* This ListPanel allows the user to add, edit, move, and remove
* MemberSpecification entries in a list.
*
* @author Eric Lafortune
*/
final class MemberSpecificationsPanel extends ListPanel
{
private final MemberSpecificationDialog fieldSpecificationDialog;
private final MemberSpecificationDialog methodSpecificationDialog;
public MemberSpecificationsPanel(JDialog owner,
boolean includeFieldButton)
{
super();
super.firstSelectionButton = includeFieldButton ? 3 : 2;
list.setCellRenderer(new MyListCellRenderer());
fieldSpecificationDialog = new MemberSpecificationDialog(owner, true);
methodSpecificationDialog = new MemberSpecificationDialog(owner, false);
if (includeFieldButton)
{
addAddFieldButton();
}
addAddMethodButton();
addEditButton();
addRemoveButton();
addUpButton();
addDownButton();
enableSelectionButtons();
}
protected void addAddFieldButton()
{
JButton addFieldButton = new JButton(msg("addField"));
addFieldButton.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
fieldSpecificationDialog.setMemberSpecification(new MemberSpecification());
int returnValue = fieldSpecificationDialog.showDialog();
if (returnValue == MemberSpecificationDialog.APPROVE_OPTION)
{
// Add the new element.
addElement(new MyMemberSpecificationWrapper(fieldSpecificationDialog.getMemberSpecification(),
true));
}
}
});
addButton(tip(addFieldButton, "addFieldTip"));
}
protected void addAddMethodButton()
{
JButton addMethodButton = new JButton(msg("addMethod"));
addMethodButton.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
methodSpecificationDialog.setMemberSpecification(new MemberSpecification());
int returnValue = methodSpecificationDialog.showDialog();
if (returnValue == MemberSpecificationDialog.APPROVE_OPTION)
{
// Add the new element.
addElement(new MyMemberSpecificationWrapper(methodSpecificationDialog.getMemberSpecification(),
false));
}
}
});
addButton(tip(addMethodButton, "addMethodTip"));
}
protected void addEditButton()
{
JButton editButton = new JButton(msg("edit"));
editButton.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
MyMemberSpecificationWrapper wrapper =
(MyMemberSpecificationWrapper)list.getSelectedValue();
MemberSpecificationDialog memberSpecificationDialog =
wrapper.isField ?
fieldSpecificationDialog :
methodSpecificationDialog;
memberSpecificationDialog.setMemberSpecification(wrapper.memberSpecification);
int returnValue = memberSpecificationDialog.showDialog();
if (returnValue == MemberSpecificationDialog.APPROVE_OPTION)
{
// Replace the old element.
wrapper.memberSpecification = memberSpecificationDialog.getMemberSpecification();
setElementAt(wrapper,
list.getSelectedIndex());
}
}
});
addButton(tip(editButton, "editTip"));
}
/**
* Sets the MemberSpecification instances to be represented in this panel.
*/
public void setMemberSpecifications(List fieldSpecifications,
List methodSpecifications)
{
listModel.clear();
if (fieldSpecifications != null)
{
for (int index = 0; index < fieldSpecifications.size(); index++)
{
listModel.addElement(
new MyMemberSpecificationWrapper((MemberSpecification)fieldSpecifications.get(index),
true));
}
}
if (methodSpecifications != null)
{
for (int index = 0; index < methodSpecifications.size(); index++)
{
listModel.addElement(
new MyMemberSpecificationWrapper((MemberSpecification)methodSpecifications.get(index),
false));
}
}
// Make sure the selection buttons are properly enabled,
// since the clear method doesn't seem to notify the listener.
enableSelectionButtons();
}
/**
* Returns the MemberSpecification instances currently represented in
* this panel, referring to fields or to methods.
*
* @param isField specifies whether specifications referring to fields or
* specifications referring to methods should be returned.
*/
public List getMemberSpecifications(boolean isField)
{
int size = listModel.size();
if (size == 0)
{
return null;
}
List memberSpecifications = new ArrayList(size);
for (int index = 0; index < size; index++)
{
MyMemberSpecificationWrapper wrapper =
(MyMemberSpecificationWrapper)listModel.get(index);
if (wrapper.isField == isField)
{
memberSpecifications.add(wrapper.memberSpecification);
}
}
return memberSpecifications;
}
/**
* This ListCellRenderer renders MemberSpecification 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)
{
MyMemberSpecificationWrapper wrapper = (MyMemberSpecificationWrapper)value;
MemberSpecification option = wrapper.memberSpecification;
String name = option.name;
String descriptor = option.descriptor;
label.setText(wrapper.isField ?
(descriptor == null ? name == null ?
"" :
"***" + ' ' + name :
ClassUtil.externalFullFieldDescription(0,
name == null ? "*" : name,
descriptor)) :
(descriptor == null ? name == null ?
"" :
"***" + ' ' + name + "(...)" :
ClassUtil.externalFullMethodDescription(ClassConstants.METHOD_NAME_INIT,
0,
name == null ? "*" : name,
descriptor)));
if (isSelected)
{
label.setBackground(list.getSelectionBackground());
label.setForeground(list.getSelectionForeground());
}
else
{
label.setBackground(list.getBackground());
label.setForeground(list.getForeground());
}
label.setOpaque(true);
return label;
}
}
/**
* 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 class wraps a MemberSpecification, additionally storing whether
* the option refers to a field or to a method.
*/
private static class MyMemberSpecificationWrapper
{
public MemberSpecification memberSpecification;
public final boolean isField;
public MyMemberSpecificationWrapper(MemberSpecification memberSpecification,
boolean isField)
{
this.memberSpecification = memberSpecification;
this.isField = isField;
}
}
}
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