/* Copyright (C) 2004-2007 Sami Koivu
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package net.sf.rej.gui.editor;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.util.ArrayList;
import java.util.List;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.DefaultComboBoxModel;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JPanel;
import net.sf.rej.Imports;
import net.sf.rej.files.ClassLocator;
import net.sf.rej.files.FieldLocator;
import net.sf.rej.files.MethodLocator;
import net.sf.rej.gui.EditorFacade;
import net.sf.rej.gui.MainWindow;
import net.sf.rej.gui.SystemFacade;
import net.sf.rej.gui.dialog.FieldChooseDialog;
import net.sf.rej.java.ClassFile;
import net.sf.rej.java.Descriptor;
import net.sf.rej.java.Field;
import net.sf.rej.java.constantpool.ConstantPool;
import net.sf.rej.java.constantpool.ConstantPoolInfo;
import net.sf.rej.java.constantpool.RefInfo;
import net.sf.rej.util.Wrapper;
public class FieldChooser extends JPanel {
private Action chooserAction = new AbstractAction("...") {
public void actionPerformed(ActionEvent e) {
Object obj = FieldChooser.this.combo.getSelectedItem();
String className = null;
if (obj instanceof String) {
className = (String)obj;
} else if (obj instanceof Wrapper) {
Wrapper wrapper = (Wrapper)obj;
if (wrapper.getContent() instanceof RefInfo) {
RefInfo ri = (RefInfo)wrapper.getContent();
className = ri.getClassName();
} else {
MethodLocator ml = (MethodLocator) wrapper.getContent();
className = ml.getClassLocator().getFullName();
}
} else {
// TODO: other types?
}
ClassLocator cl = SystemFacade.getInstance().getClassIndex().getLocator(className);
FieldChooseDialog fcd = new FieldChooseDialog(MainWindow.getInstance(), cl);
fcd.invoke();
cl = fcd.getSelectedClass();
Field field = fcd.getSelectedField();
if(cl != null && field != null) {
Wrapper<FieldLocator> wrapper = new Wrapper<FieldLocator>();
wrapper.setContent(new FieldLocator(cl, field));
wrapper.setDisplay(field.getSignatureLine(cl.getFullName()));
FieldChooser.this.model.addElement(wrapper);
FieldChooser.this.combo.setSelectedItem(wrapper);
if (layoutChangeListener != null) {
layoutChangeListener.layoutChanged(FieldChooser.this);
}
}
}
};
private JLabel label = new JLabel("Field: ");
DefaultComboBoxModel model = null;
JComboBox combo = new JComboBox();
private JButton button = new JButton(this.chooserAction);
private ConstantPool cp = null;
private ClassFile cf = null;
private Imports imports = null;
private LayoutChangeListener layoutChangeListener = null;
public FieldChooser(LayoutChangeListener layoutChangeListener) {
super();
this.layoutChangeListener = layoutChangeListener;
this.setLayout(new GridBagLayout());
this.add(this.label, new GridBagConstraints(0, 0, 1, 1, 0.0, 0.0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0));
this.add(this.combo, new GridBagConstraints(1, 0, 1, 1, 0.0, 0.0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0));
this.add(this.button, new GridBagConstraints(2, 0, 1, 1, 0.0, 0.0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0));
}
public void setClassFile(ClassFile cf) {
this.cf = cf;
}
public void setConstantPool(ConstantPool pool) {
this.cp = pool;
List<Wrapper> al = new ArrayList<Wrapper>();
this.imports = EditorFacade.getInstance().getImports(this.cf);
for (int i = 0; i < this.cp.size(); i++) {
ConstantPoolInfo cpi = this.cp.get(i);
if (cpi != null) {
if (cpi.getType() == ConstantPoolInfo.FIELD_REF) {
al.add(createWrapper((RefInfo) cpi));
}
}
}
this.model = new DefaultComboBoxModel(al.toArray());
this.combo.setModel(this.model);
}
public Wrapper<RefInfo> createWrapper(RefInfo ri) {
Wrapper<RefInfo> wrapper = new Wrapper<RefInfo>();
wrapper.setContent(ri);
Descriptor desc = ri.getDescriptor();
wrapper.setDisplay(EditorFacade.getInstance().getFieldString(this.imports, desc, ri.getClassName(), ri.getTargetName()));
return wrapper;
}
public Object getValue() {
Object o = this.combo.getSelectedItem();
int value = 0;
if (o instanceof String) {
// TODO: parse into ClassInfo, RefInfo NameAndTypeInfo etc
throw new RuntimeException("Editing not implemented.");
} else {
Wrapper wrapper = (Wrapper)o;
Object content = wrapper.getContent();
if(content instanceof FieldLocator) {
FieldLocator fl = (FieldLocator)content;
return fl;
} else {
RefInfo ri = (RefInfo) ( (Wrapper) o).getContent();
value = this.cp.optionalAdd(ri);
}
}
return Integer.valueOf(value);
}
public void setSelected(Object o) {
this.combo.setSelectedItem(createWrapper((RefInfo) o));
}
public void setEditable(boolean b) {
this.combo.setEditable(b);
}
public void setReadOnly() {
this.combo.setEnabled(false);
}
}