From 57d0cd0e8113c70b59737c7bd8ed57c50b7cbd5d Mon Sep 17 00:00:00 2001 From: amwaterhouse Date: Wed, 16 Mar 2005 14:49:17 +0000 Subject: [PATCH] New class, allows sorting --- src/jalview/io/JalviewFileChooser.java | 296 ++++++++++++++++++++++++++++++++ 1 file changed, 296 insertions(+) create mode 100755 src/jalview/io/JalviewFileChooser.java diff --git a/src/jalview/io/JalviewFileChooser.java b/src/jalview/io/JalviewFileChooser.java new file mode 100755 index 0000000..7e6bd1b --- /dev/null +++ b/src/jalview/io/JalviewFileChooser.java @@ -0,0 +1,296 @@ +package jalview.io; + +import java.awt.*; +import java.awt.event.*; +import java.io.*; +import java.util.*; + +import javax.swing.*; +import javax.swing.plaf.*; +import javax.swing.plaf.basic.*; +import javax.swing.plaf.metal.*; +import javax.swing.table.*; + +public class JalviewFileChooser extends JFileChooser +{ + + private static final int COLUMN_FILENAME = 0; + private static final int COLUMN_FILESIZE = 1; + private static final int COLUMN_FILETYPE = 2; + private static final int COLUMN_FILEDATE = 3; + private static final int COLUMN_FILEATTR = 4; + private static final int COLUMN_COLCOUNT = 5; + private static String[] COLUMNS = null; + + public JalviewFileChooser(String dir) + { + super(dir); + if (COLUMNS == null) + { + Locale l = getLocale(); + COLUMNS = new String[]{ + UIManager.getString("FileChooser.fileNameHeaderText",l), + UIManager.getString("FileChooser.fileSizeHeaderText",l), + UIManager.getString("FileChooser.fileTypeHeaderText",l), + UIManager.getString("FileChooser.fileDateHeaderText",l), + UIManager.getString("FileChooser.fileAttrHeaderText",l) + }; + } + + } + + public JalviewFileChooser() + { + if (COLUMNS == null) + { + Locale l = getLocale(); + COLUMNS = new String[]{ + UIManager.getString("FileChooser.fileNameHeaderText",l), + UIManager.getString("FileChooser.fileSizeHeaderText",l), + UIManager.getString("FileChooser.fileTypeHeaderText",l), + UIManager.getString("FileChooser.fileDateHeaderText",l), + UIManager.getString("FileChooser.fileAttrHeaderText",l) + }; + } + } + + + /************************************************************************** + * Always create the local UI + * @param comp + *************************************************************************/ + public final void setUI(ComponentUI comp) + { + super.setUI(new UI(this)); + } + + /************************************************************************** + * Internal implementation of Metal LookAndFeel to create the table sorting + * ability. + *************************************************************************/ + private final static class UI extends MetalFileChooserUI + { + private DirectoryModel model; + + /************************************************************************** + * Must be overridden to extend + * @param e + *************************************************************************/ + public UI(JFileChooser e) + { + super(e); + } + + /************************************************************************** + * Overridden to create our own model + *************************************************************************/ + protected final void createModel() + { + model = new DirectoryModel(getFileChooser()); + } + + /************************************************************************** + * Overridden to get our own model + * @return + *************************************************************************/ + public final BasicDirectoryModel getModel() { return model; } + + /************************************************************************** + * Calls the default method then adds a MouseListener to the JTable + * @param chooser + * @return + *************************************************************************/ + protected final JPanel createDetailsView(JFileChooser chooser) + { + final JPanel panel = super.createDetailsView(chooser); + + //Since we can't access MetalFileChooserUI's private member detailsTable + //directly, we have to find it in the JPanel + final JTable tbl = findJTable(panel.getComponents()); + if (tbl != null) + { + //Fix the columns so they can't be rearranged, if we don't do this + //we would need to keep track when each column is moved + tbl.getTableHeader().setReorderingAllowed(false); + + //Add a mouselistener to listen for clicks on column headers + tbl.getTableHeader().addMouseListener(new MouseAdapter(){ + public void mouseClicked(MouseEvent e) + { + //Only process single clicks + if (e.getClickCount() > 1) return; + e.consume(); + final int col = tbl.getTableHeader().columnAtPoint(e.getPoint()); + if (col == COLUMN_FILENAME || col == COLUMN_FILESIZE || + col == COLUMN_FILEDATE) + model.sort(col,tbl); + } + }); + } + return panel; + } + + /************************************************************************** + * Finds the JTable in the panel so we can add MouseListener + * @param comp + * @return + *************************************************************************/ + private final static JTable findJTable(Component[] comp) + { + for (int i=0;i b.lastModified(); + break; + case COLUMN_FILESIZE: + less = a.length() > b.length(); + break; + default: + less = a.getName().compareToIgnoreCase(b.getName()) > 0; + break; + } + if (ascending) return less = !less; + return less; + } + + /************************************************************************** + * Resorts the JFileChooser table based on new column + * @param c + *************************************************************************/ + protected final void sort(int c, JTable tbl) + { + //Set column and order + col = c; + ascending = !ascending; + String indicator = " (^)"; + if (ascending) + indicator = " (v)"; + + final JTableHeader th = tbl.getTableHeader(); + final TableColumnModel tcm = th.getColumnModel(); + + for (int i=0;i b.lastModified()) + ret = -1; + else if (a.lastModified() == b.lastModified()) + ret = 0; + + if (ascending) + ret *= -1; + return ret; + } + + }); + break; + case COLUMN_FILESIZE: + Collections.sort(data,new Comparator(){ + public int compare(Object o1,Object o2) + { + int ret = 1; + final File a = (File)o1; + final File b = (File)o2; + if (a.length() > b.length()) + ret = -1; + else if (a.length() == b.length()) + ret = 0; + + if (ascending) + ret *= -1; + return ret; + } + + }); + break; + case COLUMN_FILENAME: + Collections.sort(data,new Comparator(){ + public int compare(Object o1,Object o2) + { + final File a = (File)o1; + final File b = (File)o2; + if (ascending) + return a.getName().compareToIgnoreCase(b.getName()); + else + return -1 * a.getName().compareToIgnoreCase(b.getName()); + } + + }); + break; + } + } + } +} + -- 1.7.10.2