Working on it. Thank you!!! Leandro
> From: [email protected] > Date: Tue, 2 Sep 2014 22:43:35 +0100 > Subject: Re: CheckBoxes in Lists > To: [email protected] > > It is possible, yes, through @Bulk actions. > > There are a couple of limitations: > - bulk actions can only be applied for standalone collections > - bulk actions cannot take arguments > - bulk actions cannot have validation rules (the action invocation must > guard against/ignore an invalid request) > > For example: > > @DomainService > public class Students { > > List<Student> findStudents(...) { ... returns the list ... } > > } > > > public class Student { > > @Bulk > public void recordAttendance() { ... } > > } > > ~~~~~ > > For your particular use case the above might not be sufficient... how does > the Student know what Course it is attending? Normally one might pass in a > parameter to the action, but - as noted above - bulk actions currently > don't allow that. > > As a work-around, you could instead return a view model that wraps the > Student as well as holding any other context, eg the Course: > > > @DomainService > public class StudentAttendances { > > List<StudentAttendance> findStudentsToAttend(Course course) { ... > returns the list of StudentAttendance view models... } > > } > > > public class StudentAttendance implements ViewModel { > > private Student student; > private Course course; > > viewModelInit(String str) { ... } > viewModelMemento() { ... } > > @Bulk > public void recordAttendance() { ... do something with this.student > and this.course ... } > } > > > The above is, admittedly, a bit byzantine, but ought to work. > > HTH > Dan > > > > > > > On 2 September 2014 22:33, Leandro Torroija <[email protected]> wrote: > > > Hi all, > > I need to check two properties of Boolean type in several objects at once. > > Some true, some false. I have no idea how to do it from Isis. Is it > > possible to enable checkboxes in a list? Is there another way to do it? > > (What I want to do is to record the attendance of students) > > > > Cheers, > > Leandro > >
