mirror of https://github.com/badvision/jace.git
152 lines
5.8 KiB
Java
152 lines
5.8 KiB
Java
/*
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* Copyright (C) 2012 Brendan Robert (BLuRry) brendan.robert@gmail.com.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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package jace.config;
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import jace.config.Configuration.ConfigNode;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.io.Serializable;
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import java.util.LinkedHashMap;
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import java.util.Map;
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import java.util.Map.Entry;
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import java.util.Set;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import javax.swing.ComboBoxModel;
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import javax.swing.JComboBox;
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import javax.swing.event.ListDataListener;
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/**
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*
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* @author Brendan Robert (BLuRry) brendan.robert@gmail.com
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*/
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class DynamicSelectComponent extends JComboBox implements ActionListener {
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ConfigNode node;
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String fieldName;
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Serializable currentValue;
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@Override
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public void actionPerformed(ActionEvent e) {
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node.setFieldValue(fieldName, currentValue);
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}
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public void synchronizeValue() {
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try {
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Object value = node.getFieldValue(fieldName);
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if (value == null) {
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getModel().setSelectedItem(null);
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setSelectedItem(getModel().getSelectedItem());
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} else {
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getModel().setSelectedItem(value);
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setSelectedItem(getModel().getSelectedItem());
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}
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} catch (IllegalArgumentException ex) {
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Logger.getLogger(StringComponent.class.getName()).log(Level.SEVERE, null, ex);
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}
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}
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public DynamicSelectComponent(ConfigNode node, String fieldName) {
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try {
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this.node = node;
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this.fieldName = fieldName;
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DynamicSelection sel;
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try {
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sel = (DynamicSelection) node.subject.getClass().getField(fieldName).get(node.subject);
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} catch (IllegalArgumentException ex) {
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Logger.getLogger(DynamicSelectComponent.class.getName()).log(Level.SEVERE, null, ex);
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System.err.print("Couldn't get selections for field " + fieldName);
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return;
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} catch (IllegalAccessException ex) {
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Logger.getLogger(DynamicSelectComponent.class.getName()).log(Level.SEVERE, null, ex);
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System.err.print("Couldn't get selections for field " + fieldName);
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return;
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} catch (NoSuchFieldException ex) {
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Logger.getLogger(DynamicSelectComponent.class.getName()).log(Level.SEVERE, null, ex);
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System.err.print("Couldn't get selections for field " + fieldName);
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return;
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} catch (SecurityException ex) {
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Logger.getLogger(DynamicSelectComponent.class.getName()).log(Level.SEVERE, null, ex);
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System.err.print("Couldn't get selections for field " + fieldName);
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return;
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}
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currentValue = node.getFieldValue(fieldName);
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final LinkedHashMap selections = sel.getSelections();
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addActionListener(this);
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ComboBoxModel m;
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setModel(new ComboBoxModel() {
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Entry value;
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public void setSelectedItem(Object anItem) {
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if (anItem != null && anItem instanceof Map.Entry) {
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value = (Entry) anItem;
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currentValue = (Serializable) ((Entry) anItem).getKey();
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} else {
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for (Map.Entry entry : (Set<Map.Entry>) selections.entrySet()) {
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if (entry.getValue().equals(anItem)) {
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value = entry;
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currentValue = (Serializable) entry.getKey();
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}
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if (entry.getKey() == null && anItem == null) {
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value = entry;
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currentValue = (Serializable) entry.getKey();
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}
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if (entry.getKey() != null && entry.equals(anItem)) {
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value = entry;
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currentValue = (Serializable) entry.getKey();
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}
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}
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}
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}
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public Object getSelectedItem() {
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return selections.get(currentValue);
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}
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public int getSize() {
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return selections.size();
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}
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public Object getElementAt(int index) {
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for (Map.Entry entry : (Set<Map.Entry>) selections.entrySet()) {
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if (index == 0) {
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return entry.getValue();
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}
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index--;
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}
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return null;
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}
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public void addListDataListener(ListDataListener l) {
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}
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public void removeListDataListener(ListDataListener l) {
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}
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});
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synchronizeValue();
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} catch (SecurityException ex) {
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Logger.getLogger(DynamicSelectComponent.class.getName()).log(Level.SEVERE, null, ex);
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}
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}
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}
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