/**
* 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();
}