Exemplo n.º 1
0
    /**
     * Create a Transferable to use as the source for a data transfer.
     *
     * @param c The component holding the data to be transfered. This argument is provided to enable
     *     sharing of TransferHandlers by multiple components.
     * @return The representation of the data to be transfered.
     */
    protected Transferable createTransferable(JComponent c) {
      Object[] values = null;
      if (c instanceof JList) {
        values = ((JList) c).getSelectedValues();
      } else if (c instanceof JTable) {
        JTable table = (JTable) c;
        int[] rows = table.getSelectedRows();
        if (rows != null) {
          values = new Object[rows.length];
          for (int i = 0; i < rows.length; i++) {
            values[i] = table.getValueAt(rows[i], 0);
          }
        }
      }
      if (values == null || values.length == 0) {
        return null;
      }

      StringBuffer plainBuf = new StringBuffer();
      StringBuffer htmlBuf = new StringBuffer();

      htmlBuf.append("<html>\n<body>\n<ul>\n");

      for (Object obj : values) {
        String val = ((obj == null) ? "" : obj.toString());
        plainBuf.append(val + "\n");
        htmlBuf.append("  <li>" + val + "\n");
      }

      // remove the last newline
      plainBuf.deleteCharAt(plainBuf.length() - 1);
      htmlBuf.append("</ul>\n</body>\n</html>");

      return new FileTransferable(plainBuf.toString(), htmlBuf.toString(), values);
    }
 private String fileNameString(File[] files) {
   StringBuffer buf = new StringBuffer();
   for (int i = 0; files != null && i < files.length; i++) {
     if (i > 0) {
       buf.append(" ");
     }
     if (files.length > 1) {
       buf.append("\"");
     }
     buf.append(fileNameString(files[i]));
     if (files.length > 1) {
       buf.append("\"");
     }
   }
   return buf.toString();
 }