Hi
i am new with vaadin and i have some problems with controls, for example ListSelect. When I try to put data in it, there is no refresh. For example, in my code, ListSelect is a datamember of class (it is derived from Window class):
private ListSelect _repositorySelect;
in my class constructor, there is the ListSelect creation code:
public OAIArcWindow(int id) {
…
_repositorySelect = new ListSelect(“Please select a URL”);
_repositorySelect.setRows(20);
_repositorySelect.setNullSelectionAllowed(false);
_repositorySelect.setImmediate(true);
_repositorySelect.setVisible(true);
VerticalLayout verticalLayout = new VerticalLayout();
verticalLayout.addComponent(_repositorySelect);
this.addComponent(verticalLayout); // My class is derived from Window
}
The ListSelect is populated after an event; this event call the funcion:
private void addItems(){
try {
String query = "SELECT * FROM ArchiveURL;";
RowIterator tableRowIterator = DatabaseManager.query(_context, "ArchiveURL", query);
while (tableRowIterator.hasNext()){
Row tableRow = tableRowIterator.next();
String baseUrl = tableRow.getStringColumn("baseURL");
_repositorySelect.addItem(baseUrl);
}
_repositorySelect.requestRepaint();
tableRowIterator.close();
}
catch (SQLException ex) {
Logger.getLogger(OAIArcWindow.class.getName()).log(Level.SEVERE, null, ex);
}
}
When I try to punt my data in _repositorySelect whith _repositorySelect.addItem(baseUrl) and call repaint, in ListSelect does not appear any data, but if I click F5 on my browser, the refresh operation load all data. The question is: how do I load dynamic data in ListSelect?
Thanks for any help you can give me.