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/* TemporaryInternetFilesPanel.java -- Display and sets cache settings.
Copyright (C) 2010 Red Hat
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 net.sourceforge.jnlp.controlpanel;
import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.io.File;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JComponent;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JSlider;
import javax.swing.JSpinner;
import javax.swing.JTextField;
import javax.swing.SpinnerNumberModel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import net.sourceforge.jnlp.config.DeploymentConfiguration;
import net.sourceforge.jnlp.runtime.Translator;
/**
* The actual panel that contains the fields that the user can edit accordingly.
* This is provided as a pane for inside the Panel itself, can also be used to
* display as a dialog.
* TODO: Add functionality:
*
* @author Andrew Su (asu@redhat.com, andrew.su@utoronto.ca)
*
*/
@SuppressWarnings("serial")
public class TemporaryInternetFilesPanel extends NamedBorderPanel implements ChangeListener {
private DeploymentConfiguration config;
private int minSize = -1;
private int maxSize = 1000;
/** List of properties used by this panel */
public static String[] properties = { "deployment.javapi.cache.enabled", // false == enabled
"deployment.user.cachedir",
"deployment.cache.max.size", // Specified in MB
"deployment.cache.jarcompression", // Allows values 0-9
};
private JComponent defaultFocusComponent = null;
JSpinner spCacheSize;
JSlider slCacheSize;
public TemporaryInternetFilesPanel(DeploymentConfiguration config) {
super(Translator.R("CPHeadTempInternetFiles"));
this.config = config;
setLayout(new BorderLayout());
addComponents();
}
/**
* Add components to panel.
*/
private void addComponents() {
JPanel topPanel = new JPanel(new GridBagLayout());
GridBagConstraints c = new GridBagConstraints();
c.fill = GridBagConstraints.BOTH;
JLabel description = new JLabel("<html>" + Translator.R("CPTempInternetFilesDescription") + "<hr /></html>");
JCheckBox enableCaching = new JCheckBox(Translator.R("TIFPEnableCache"), !Boolean.parseBoolean(this.config.getProperty(properties[0])));
enableCaching.addItemListener(new ItemListener() {
@Override
public void itemStateChanged(ItemEvent e) {
config.setProperty(properties[0], String.valueOf(!(e.getStateChange() == ItemEvent.SELECTED)));
}
});
// This displays the option for changing location of cache
// User can NOT edit the text field must do it through dialog.
JPanel locationPanel = new NamedBorderPanel(Translator.R("TIFPLocation"), new GridBagLayout());
JLabel locationDescription = new JLabel(Translator.R("TIFPLocationLabel") + ":");
final JTextField location = new JTextField(this.config.getProperty(properties[1]));
location.setEditable(false); // Can not c&p into the location field.
JButton bLocation = new JButton(Translator.R("TIFPChange") + "...");
bLocation.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
JFileChooser fileChooser = new JFileChooser();
fileChooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
fileChooser.setFileHidingEnabled(false);
if (fileChooser.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
// Check if we have permission to write to that location.
String result = fileChooser.getSelectedFile().getAbsolutePath();
File dirLocation = new File(result);
boolean canWrite = dirLocation.canWrite();
while (!canWrite && dirLocation != null){ // File does not exist, or no permission.
if (dirLocation.exists()) {
JOptionPane.showMessageDialog(null, "No permission to write to this location.");
return;
}
dirLocation = dirLocation.getParentFile();
canWrite = dirLocation.canWrite();
}
if (canWrite) {
location.setText(result);
config.setProperty(properties[1], result);
}
}
}
});
c.weightx = 1;
c.gridwidth = GridBagConstraints.REMAINDER;
c.gridx = 0;
c.gridy = 0;
locationPanel.add(locationDescription, c);
c.gridwidth = 1;
c.gridy = 1;
locationPanel.add(location, c);
c.gridx = 1;
c.weightx = 0;
locationPanel.add(bLocation, c);
// This section deals with how to use the disk space.
JPanel diskSpacePanel = new NamedBorderPanel(Translator.R("TIFPDiskSpace"), new GridBagLayout());
JLabel lCompression = new JLabel(Translator.R("TIFPCompressionLevel")); // Sets compression level for jar files.
ComboItem[] compressionOptions = { new ComboItem(Translator.R("TIFPNone"), "0"),
new ComboItem("1", "1"),
new ComboItem("2", "2"),
new ComboItem("3", "3"),
new ComboItem("4", "4"),
new ComboItem("5", "5"),
new ComboItem("6", "6"),
new ComboItem("7", "7"),
new ComboItem("8", "8"),
new ComboItem(Translator.R("TIFPMax"), "9"), };
JComboBox cbCompression = new JComboBox(compressionOptions);
cbCompression.setSelectedIndex(Integer.parseInt(this.config.getProperty(properties[3])));
cbCompression.addItemListener(new ItemListener() {
@Override
public void itemStateChanged(ItemEvent e) {
config.setProperty(properties[3], ((ComboItem) e.getItem()).getValue());
}
});
JLabel lCacheSize = new JLabel(Translator.R("TIFPCacheSize") + ":");
slCacheSize = new JSlider(minSize, maxSize, Integer.parseInt(this.config.getProperty(properties[2])));
slCacheSize.setMinorTickSpacing(50);
slCacheSize.setPaintTicks(true);
SpinnerNumberModel snmCacheSize = new SpinnerNumberModel(Integer.parseInt(this.config.getProperty(properties[2])), minSize, maxSize, 1);
spCacheSize = new JSpinner(snmCacheSize);
slCacheSize.addChangeListener(this);
spCacheSize.addChangeListener(this);
c.gridy = 0;
c.gridx = 0;
c.weightx = 1;
diskSpacePanel.add(lCompression, c);
c.gridx = 1;
c.weightx = 0;
diskSpacePanel.add(cbCompression, c);
c.gridy = 1;
c.gridx = 0;
c.gridwidth = GridBagConstraints.REMAINDER;
c.weightx = 1;
diskSpacePanel.add(lCacheSize, c);
c.gridwidth = 1;
c.gridy = 2;
diskSpacePanel.add(slCacheSize, c);
c.gridx = 1;
diskSpacePanel.add(spCacheSize, c);
JPanel buttonDeleteRestore = new JPanel(new FlowLayout(FlowLayout.TRAILING));
JButton bViewFiles = new JButton(Translator.R("TIFPViewFiles"));
bViewFiles.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
CacheViewer.showCacheDialog(config);
}
});
buttonDeleteRestore.add(bViewFiles);
c.weighty = 0;
c.gridx = 0;
c.gridy = 0;
topPanel.add(enableCaching, c);
c.gridy = 1;
topPanel.add(locationPanel, c);
c.gridy = 2;
topPanel.add(diskSpacePanel, c);
c.weighty = 1;
c.gridy = 3;
topPanel.add(buttonDeleteRestore, c);
add(description, BorderLayout.NORTH);
add(topPanel, BorderLayout.CENTER);
}
/**
* Give focus to the default button.
*/
public void focusOnDefaultButton() {
if (defaultFocusComponent != null) {
defaultFocusComponent.requestFocusInWindow();
}
}
@Override
public void stateChanged(ChangeEvent e) {
Object o = e.getSource();
if (o instanceof JSlider)
spCacheSize.setValue(((JSlider) o).getValue());
else if (o instanceof JSpinner)
slCacheSize.setValue((Integer) ((JSpinner) o).getValue());
config.setProperty(properties[2], spCacheSize.getValue().toString());
}
}
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