attendeesList = new ListGrid(); // list.setWidth(500); attendeesList.setHeight100(); attendeesList.setAlternateRecordStyles(true); attendeesList.setShowAllRecords(true); attendeesDataSource = new AttendeesDataSource(); attendeesList.setDataSource(attendeesDataSource); attendeesList.setAutoFetchData(true); attendeesList.setCanEdit(false);
public class AttendeesDataSource extends GwtRpcReadOnlyDataSource {
private List<Attendee> attendeeList;
public AttendeesDataSource() {
DataSourceField field;
field = new DataSourceTextField("name", "Name");
field.setRequired(true);
addField(field);
field = new DataSourceTextField("email", "Email");
field.setRequired(true);
addField(field);
field = new DataSourceTextField("active", "Aktiv");
field.setRequired(true);
addField(field);
field = new DataSourceTextField("status", "Status");
field.setRequired(true);
addField(field);
/*
field = new DataSourceIntegerField ("ID", "ID");
field.setPrimaryKey (true);
addField(field);*/
}
@Override
protected void executeFetch(final String requestId,
final DSRequest request, final DSResponse response) {
System.out.println("--TODO executeFetch");
ModeratorService.Util.getInstance().getAttendees(study.getIdStudy(),
new AsyncCallback<List<Attendee>>() {
public void onFailure(Throwable caught) {
response.setStatus(RPCResponse.STATUS_FAILURE);
processResponse(requestId, response);
}
public void onSuccess(List<Attendee> result) {
//damit wir nicht immer neu laden müssen
attendeeList = result;
//attendeesDataSource.
// Calculating size of return list
int size = result.size();
ListGridRecord[] list = new ListGridRecord[size];
for (int i = 0; i < result.size(); i++) {
ListGridRecord record = new ListGridRecord();
Attendee a = result.get(i);
System.out.println(a.getName());
record.setAttribute("ID", a.getIdAttendee());
record.setAttribute("name", a.getName());
record.setAttribute("email", a.getEmail());
record.setAttribute("active", a.isActive()?"JA":"NEIN");
record.setAttribute("status", a.getStatus().name());
list[i] = record;
}
response.setData(list);
//response.setTotalRows(result.size());
processResponse(requestId, response);
}
});
}
public abstract class GwtRpcReadOnlyDataSource
extends GwtRpcDataSource {
@Override
protected void executeAdd(String requestId, DSRequest request,
DSResponse response) {
}
@Override
protected void executeRemove(String requestId, DSRequest request,
DSResponse response) {
}
@Override
protected void executeUpdate(String requestId, DSRequest request,
DSResponse response) {
}
}
ListGrid grid = new ListGrid(); UserDataSource dataSource = new UserDataSource(); grid.setFields(dataSource.createGridFields()); grid.setDataSource(dataSource); grid.setWidth(500); grid.setAlternateRecordStyles(true); grid.setShowAllRecords(false); addChild(grid);
public class UserDataSource extends GwtRpcDataSource {
public ListGridField[] createGridFields() {
return new ListGridField[] {
new ListGridField("id", 10),
new ListGridField("firstName", 30),
new ListGridField("lastName", 30),
new ListGridField("emailAddress", 30)
};
}
@Override
protected void executeAdd(String requestId, DSRequest request,
DSResponse response) {
DataSourceField field;
field = new DataSourceIntegerField ("id", "Id");
field.setPrimaryKey (true);
// AutoIncrement on server.
field.setRequired (false);
addField (field);
field = new DataSourceTextField ("firstName", "First Name");
field.setRequired (true);
addField (field);
field = new DataSourceDateField ("lastName", "Last Name");
field.setRequired (true);
addField (field);
field = new DataSourceDateField ("emailAddress", "Email Address");
field.setRequired (true);
addField (field);
}
@Override
protected void executeFetch(final String requestId, final DSRequest request,
final DSResponse response) {
// if I set a breakpoint here - this is never called
int startRow = toInt(response.getStartRow());
int endRow = toInt(response.getEndRow());
int pageSize = endRow - startRow;
Service.user().findAll(startRow, pageSize, new AsyncCallback<ArrayList<User>>() {
public void onSuccess(ArrayList<User> result) {
ListGridRecord[] list = new ListGridRecord[result.size ()];
for (int i = 0; i < list.length; i++) {
ListGridRecord record = new ListGridRecord ();
copyValues (result.get (i), record);
list[i] = record;
}
response.setData (list);
processResponse (requestId, response);
};
public void onFailure(Throwable caught) {
response.setStatus(RPCResponse.STATUS_FAILURE);
processResponse(requestId, response);
};
});
}
private static void copyValues (User from, ListGridRecord to) {
to.setAttribute ("id", from.getId ());
to.setAttribute ("firstName", from.getFirstName());
to.setAttribute ("lastName", from.getLastName());
to.setAttribute ("emailAddress", from.getEmailAddress());
}
@Override
protected void executeRemove(String requestId, DSRequest request,
DSResponse response) {
}
@Override
protected void executeUpdate(String requestId, DSRequest request,
DSResponse response) {
}
}
Comment