/*
* Copyright (C) 2012 Dr. John Lindsay <jlindsay@uoguelph.ca>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
package whitebox.ui.plugin_dialog;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import whitebox.interfaces.DialogComponent;
/**
*
* @author Dr. John Lindsay email: jlindsay@uoguelph.ca
*/
public class DialogDataInput extends JPanel implements ActionListener, DialogComponent {
private int numArgs = 6;
private String name;
private String description;
private String value;
private String label;
private JLabel lbl = new JLabel();
private boolean makeOptional = false;
private boolean numericalInputOnly = false;
private JTextField text = new JTextField(25);
private String initialText = "";
private void createUI() {
try {
this.setLayout(new BoxLayout(this, BoxLayout.X_AXIS));
this.setMaximumSize(new Dimension(2500, 40));
this.setPreferredSize(new Dimension(350, 40));
Border border = BorderFactory.createEmptyBorder(5, 5, 5, 5);
this.setBorder(border);
lbl = new JLabel(label);
text = new JTextField();
if (numericalInputOnly) { text.setHorizontalAlignment(JTextField.RIGHT); }
text.setText(initialText);
// if the label is short, place the input box beside it, but if it
// is long, place the box on the line below.
if (label.length() <= 20) {
this.add(lbl);
this.add(Box.createHorizontalStrut(5));
this.add(text);
} else {
int desirableHeight = 50; //lbl.getPreferredSize().height + text.getPreferredSize().height + 5;
this.setMaximumSize(new Dimension(2500, desirableHeight));
this.setPreferredSize(new Dimension(350, desirableHeight));
Box box1 = Box.createVerticalBox();
Box box2 = Box.createHorizontalBox();
box2.add(lbl);
box2.add(Box.createHorizontalGlue());
box1.add(box2);
box1.add(text);
this.add(box1);
}
this.setToolTipText(description);
this.setToolTipText(description);
text.setToolTipText(description);
lbl.setToolTipText(description);
text.getDocument().addDocumentListener(new DocumentListener() {
@Override
public void changedUpdate(DocumentEvent e) {
update();
}
@Override
public void removeUpdate(DocumentEvent e) {
update();
}
@Override
public void insertUpdate(DocumentEvent e) {
update();
}
public void update() {
String oldValue = value;
value = text.getText();
firePropertyChange("value", oldValue, value);
}
});
} catch (Exception e) {
System.out.println(e.getCause());
}
}
@Override
public String getValue() {
if (validateValue(text.getText())) {
value = text.getText();
} else {
value = null;
}
if (value.equals("")) {
if (makeOptional) {
value = "not specified";
} else {
value = null;
}
}
return value;
}
public void setValue(String value) {
this.value = value;
text.setText(value);
}
private boolean validateValue(String val) {
String ret = "";
if (!numericalInputOnly) {
return true;
} else {
try {
if (!val.equals("")) {
Double dbl = Double.parseDouble(val);
}
return true;
} catch (Exception e) {
text.setText("");
return false;
}
}
}
@Override
public String getComponentName() {
return name;
}
@Override
public boolean getOptionalStatus() {
return false;
}
@Override
public boolean setArgs(String[] args) {
try {
// first make sure that there are the right number of args
if (args.length != numArgs) {
return false;
}
name = args[0];
description = args[1];
label = args[2];
initialText = args[3];
numericalInputOnly = Boolean.parseBoolean(args[4]);
makeOptional = Boolean.parseBoolean(args[5]);
if (validateValue(initialText)) {
value = initialText;
text.setText(value);
}
createUI();
return true;
} catch (Exception e) {
return false;
}
}
@Override
public String[] getArgsDescriptors() {
String[] argsDescriptors = new String[numArgs];
argsDescriptors[0] = "String name";
argsDescriptors[1] = "String description";
argsDescriptors[2] = "String label";
argsDescriptors[3] = "String initialText";
argsDescriptors[4] = "boolean numericalInputOnly";
argsDescriptors[5] = "boolean makeOptional";
return argsDescriptors;
}
@Override
public void actionPerformed(ActionEvent e) {
JComboBox cb = (JComboBox)e.getSource();
value = (String)cb.getSelectedItem();
}
@Override
public String getLabel() {
return label;
}
@Override
public void setLabel(String label) {
this.label = label;
lbl.setText(label);
}
}