import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.SpringLayout;
+import javax.swing.SwingUtilities;
+import javax.swing.border.TitledBorder;
import javax.swing.plaf.basic.BasicFileChooserUI;
/**
public class JalviewFileChooser extends JFileChooser implements DialogRunnerI,
PropertyChangeListener
{
+ private static final long serialVersionUID = 1L;
+
private DialogRunnerI runner = new DialogRunner();
File selectedFile = null;
public int showSaveDialog(Component parent) throws HeadlessException
{
this.setAccessory(null);
+ this.setSelectedFile(null);
+ return super.showSaveDialog(parent);
+ }
- /*
- * Save dialog is opened until user picks a file format
- */
- /*
- if (!runner.isRegistered(overwriteCheck))
+ /**
+ * If doing a Save, and an existing file is chosen or entered, prompt for
+ * confirmation of overwrite. Proceed if Yes, else leave the file chooser
+ * open.
+ *
+ * @see https://stackoverflow.com/questions/8581215/jfilechooser-and-checking-for-overwrite
+ */
+ @Override
+ public void approveSelection()
+ {
+ if (getDialogType() != SAVE_DIALOG)
{
- // first call for this instance
- runner.setFirstResponse(overwriteCheck);
+ super.approveSelection();
+ return;
}
- else
+
+ selectedFile = getSelectedFile();
+
+ if (selectedFile == null)
{
- // reset response flags
- runner.resetResponses();
+ // Workaround for Java 9,10 on OSX - no selected file, but there is a
+ // filename typed in
+ try
+ {
+ String filename = ((BasicFileChooserUI) getUI()).getFileName();
+ if (filename != null && filename.length() > 0)
+ {
+ selectedFile = new File(getCurrentDirectory(), filename);
+ }
+ } catch (Throwable x)
+ {
+ System.err.println(
+ "Unexpected exception when trying to get filename.");
+ x.printStackTrace();
+ }
+ // TODO: ENSURE THAT FILES SAVED WITH A ':' IN THE NAME ARE REFUSED AND
+ // THE
+ // USER PROMPTED FOR A NEW FILENAME
}
-*/
- // runner.addResponse(overwriteCheck);
-// setDialogType(SAVE_DIALOG);
-
- // Java 9,10,11 on OSX - clear selected file so name isn't auto populated
- this.setSelectedFile(null);
-
- int value = super.showSaveDialog(parent);//, MessageManager.getString("action.save"));
- if (!Jalview.isJS())
+
+ if (selectedFile == null)
{
- runner.handleResponse(value);
+ return;
}
- return value;
+
+ if (getFileFilter() instanceof JalviewFileFilter)
+ {
+ JalviewFileFilter jvf = (JalviewFileFilter) getFileFilter();
+
+ if (!jvf.accept(selectedFile))
+ {
+ String withExtension = getSelectedFile().getName() + "."
+ + jvf.getAcceptableExtension();
+ selectedFile = (new File(getCurrentDirectory(), withExtension));
+ setSelectedFile(selectedFile);
+ }
+ }
+
+ if (selectedFile.exists())
+ {
+ int confirm = JvOptionPane.showConfirmDialog(this,
+ MessageManager.getString("label.overwrite_existing_file"),
+ MessageManager.getString("label.file_already_exists"),
+ JvOptionPane.YES_NO_OPTION);
+ if (confirm != JvOptionPane.YES_OPTION)
+ {
+ return;
+ }
+ }
+
+ super.approveSelection();
}
void recentListSelectionChanged(Object selection)
}
}
+ /**
+ * A panel to set as the 'accessory' component to the file chooser dialog,
+ * holding a list of recently opened files (if any). These are held as a
+ * tab-separated list of file paths under key <code>RECENT_FILE</code> in
+ * <code>.jalview_properties</code>. A click in the list calls a method in
+ * JalviewFileChooser to set the chosen file as the selection.
+ */
class RecentlyOpened extends JPanel
{
+ private static final long serialVersionUID = 1L;
+
JList<String> list;
- public RecentlyOpened()
+ RecentlyOpened()
{
-
- String historyItems = jalview.bin.Cache.getProperty("RECENT_FILE");
+ String historyItems = Cache.getProperty("RECENT_FILE");
StringTokenizer st;
Vector<String> recent = new Vector<>();
if (historyItems != null)
{
st = new StringTokenizer(historyItems, "\t");
-
while (st.hasMoreTokens())
{
recent.addElement(st.nextToken());
}
});
- this.setBorder(new javax.swing.border.TitledBorder(
+ this.setBorder(new TitledBorder(
MessageManager.getString("label.recently_opened")));
final JScrollPane scroller = new JScrollPane(list);
this.add(scroller);
- javax.swing.SwingUtilities.invokeLater(new Runnable()
+ SwingUtilities.invokeLater(new Runnable()
{
@Override
public void run()
.setValue(scroller.getHorizontalScrollBar().getMaximum());
}
});
-
}
-
}
@Override
break;
}
}
-
- @Override
- public void approveSelection()
- {
- if (getDialogType() == SAVE_DIALOG && !Jalview.isJS())
- {
- File selectedFile = getSelectedFile();
- if ((selectedFile != null) && selectedFile.exists())
- {
- int confirm = JvOptionPane.showConfirmDialog(this,
- MessageManager.getString("label.overwrite_existing_file"),
- MessageManager.getString("label.file_already_exists"), JvOptionPane.YES_NO_OPTION);
-
- if (confirm != JvOptionPane.YES_OPTION)
- {
- return;
- }
- }
- }
- super.approveSelection();
- }
}