/**
* Saves the current chart as an image in png format. The user can select the filename, and is
* asked to confirm the overwrite of an existing file.
*/
public void saveImage() {
JFileChooser fc = new JFileChooser();
if (fc.showSaveDialog(this) == JFileChooser.APPROVE_OPTION) {
File f = fc.getSelectedFile();
if (f.exists()) {
int ok =
JOptionPane.showConfirmDialog(
this,
KstatResources.getString("SAVEAS.OVERWRITE.TEXT") + " " + f.toString(),
KstatResources.getString("SAVEAS.CONFIRM.TEXT"),
JOptionPane.YES_NO_OPTION);
if (ok != JOptionPane.YES_OPTION) {
return;
}
}
BufferedImage bi = kbc.getChart().createBufferedImage(500, 300);
try {
ImageIO.write(bi, "png", f);
/*
* According to the API docs this should throw an IOException
* on error, but this doesn't seem to be the case. As a result
* it's necessary to catch exceptions more generally. Even this
* doesn't work properly, but at least we manage to convey the
* message to the user that the write failed, even if the
* error itself isn't handled.
*/
} catch (Exception ioe) {
JOptionPane.showMessageDialog(
this,
ioe.toString(),
KstatResources.getString("SAVEAS.ERROR.TEXT"),
JOptionPane.ERROR_MESSAGE);
}
}
}
/**
* Create the File... Menu.
*
* @return the File Menu
*/
protected JMenu fileMenu() {
JMenu jme = new JMenu(KstatResources.getString("FILE.TEXT"));
jme.setMnemonic(KeyEvent.VK_F);
saveItem = new JMenuItem(KstatResources.getString("FILE.SAVEAS.TEXT"), KeyEvent.VK_S);
saveItem.addActionListener(this);
jme.add(saveItem);
jme.addSeparator();
exitItem = new JMenuItem(KstatResources.getString("FILE.CLOSE.TEXT"), KeyEvent.VK_C);
exitItem.addActionListener(this);
jme.add(exitItem);
return jme;
}
/**
* Create the Statistics Menu, showing all available statistics for the chosen ChartableKstat.
*
* @param cks the ChartableKstat to show the statistics of in the menu
* @param statistics the initial statistics, which will be checked
* @return the Statistics Menu
*/
protected JMenu statisticsMenu(ChartableKstat cks, List<String> statistics) {
JMenu jmstat = new JMenu(KstatResources.getString("CHART.SHOW"));
jmstat.setMnemonic(KeyEvent.VK_S);
for (String stat : cks.getStatistics()) {
JCheckBoxMenuItem jmi = new JCheckBoxMenuItem(stat, statistics.contains(stat));
jmi.addActionListener(this);
jmstat.add(jmi);
}
return jmstat;
}
/**
* Create the Sleep for... Menu.
*
* @return the Sleep Menu
*/
protected JMenu sleepMenu() {
JMenu jms = new JMenu(KstatResources.getString("SLEEP.TEXT"));
jms.setMnemonic(KeyEvent.VK_U);
sleepItem1 = new JRadioButtonMenuItem(KstatResources.getString("SLEEP.1"));
sleepItem1.addActionListener(this);
sleepItem2 = new JRadioButtonMenuItem(KstatResources.getString("SLEEP.2"));
sleepItem2.addActionListener(this);
sleepItem5 = new JRadioButtonMenuItem(KstatResources.getString("SLEEP.5"), true);
sleepItem5.addActionListener(this);
sleepItem10 = new JRadioButtonMenuItem(KstatResources.getString("SLEEP.10"));
sleepItem10.addActionListener(this);
jms.add(sleepItem1);
jms.add(sleepItem2);
jms.add(sleepItem5);
jms.add(sleepItem10);
ButtonGroup sleepGroup = new ButtonGroup();
sleepGroup.add(sleepItem1);
sleepGroup.add(sleepItem2);
sleepGroup.add(sleepItem5);
sleepGroup.add(sleepItem10);
return jms;
}