private void buttonAddSubject_Click(object sender, EventArgs e)
{
try
{
using (Database db = Leadtools.Ccow.Server.Utils.GetDatabase())
{
SubjectDialog subjectDialog = new SubjectDialog(db);
bool doAdd = true;
try
{
Monitor.Enter(CcowServer.LockObject);
subjectDialog.Subject = new CCOWSubject()
{
Id = Guid.NewGuid()
};
db.CCOWSubject.InsertOnSubmit(subjectDialog.Subject);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
doAdd = false;
}
finally
{
Monitor.Exit(CcowServer.LockObject);
}
if (doAdd)
{
if (subjectDialog.ShowDialog(this) == DialogResult.OK)
{
try
{
Monitor.Enter(CcowServer.LockObject);
db.SubmitChanges();
AddSubject(subjectDialog.Subject);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
Monitor.Exit(CcowServer.LockObject);
}
}
}
}
}
catch (Exception exception)
{
MessageBox.Show(exception.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void buttonEditSubject_Click(object sender, EventArgs e)
{
try
{
using (Database db = Leadtools.Ccow.Server.Utils.GetDatabase())
{
DataLoadOptions o = new DataLoadOptions();
Guid subjectid = (Guid)listViewSubjects.SelectedItems[0].Tag;
SubjectDialog subjectDialog;
CCOWSubject subject;
o.LoadWith <CCOWSubjectItems>(i => i.CCOWSubject);
o.LoadWith <CCOWSubjectDependency>(d => d.CCOWSubject);
o.LoadWith <CCOWSubjectApplication>(f => f.CCOWApplication);
db.LoadOptions = o;
try
{
Monitor.Enter(CcowServer.LockObject);
subject = db.CCOWSubject.First(s => s.Id == subjectid);
}
finally
{
Monitor.Exit(CcowServer.LockObject);
}
subjectDialog = new SubjectDialog(db, subject);
if (subjectDialog.ShowDialog(this) == DialogResult.OK)
{
try
{
Monitor.Enter(CcowServer.LockObject);
db.SubmitChanges();
UpdateItem(listViewSubjects.SelectedItems[0], subject);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
Monitor.Exit(CcowServer.LockObject);
}
}
}
}
catch (Exception exception)
{
MessageBox.Show(exception.Message, "Database access failed", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}