private void Handle(TaskSelected message)
{
RequireActivation(true);
if (message.ParentTaskInstanceId != this.InstanceId)
{
throw new Exception();
}
TransitionInfo ti = GetTransition(message.FromTaskInstanceId);
if (ti == null)
{
throw new Exception();
}
lock (this)
{
log.Info("Child task {0} has been started", ti.InstanceId);
if (ti.Status == TransitionStatus.Started)
{
return;
}
if (ti.Status != TransitionStatus.Enabled && ti.Status != TransitionStatus.Enabling)
{
log.Warn("Transition {0} ({1}) is not enabled: {2}", ti.InstanceId, ti.TaskId, ti.Status);
return;
}
ti.Status = TransitionStatus.Started;
OnTransitionStatusChanged(ti.InstanceId);
}
}
/// <summary>
/// Handle child task started event
/// </summary>
/// <param name="tse"></param>
private void HandleChildTaskStarted(TaskSelected tse)
{
if (tse.ParentTaskInstanceId != this.InstanceId)
throw new TaskRuntimeException("Parent task correlation id is incorrect").SetInstanceId(InstanceId);
TransitionInfo ti = GetTransitionInfo(tse.FromTaskInstanceId);
if (ti == null)
throw new TaskRuntimeException("Child task not found: " + tse.FromTaskInstanceId).SetInstanceId(InstanceId);
if (ti.Status == TransitionStatus.Started)
return;
if (ti.Status == TransitionStatus.Enabling)
ti.Status = TransitionStatus.Enabled;
if (ti.Status == TransitionStatus.Enabled)
{
log.Debug("Child task {0} ({1}) started", ti.InstanceId, ti.TaskId);
OnChildTaskStarted(tse.FromTaskInstanceId);
}
else
{
log.Warn("Child task {0} ({1}) started, but current transition status is {2}. Ignoring the notification - status inconsistent", tse.FromTaskInstanceId, ti.TaskId, ti.Status);
return;
}
//else throw new Exception("Invalid transition status");
}
private void Handle(TaskSelected message)
{
HandleChildTaskStarted(message);
}
/// <summary>
/// Raises the <see cref="TaskSelected"/> event.
/// </summary>
/// <param name="e">The <see cref="Microsoft.Win32.TaskScheduler.TaskListView.TaskSelectedEventArgs"/> instance containing the event data.</param>
protected virtual void OnTaskSelected(TaskSelectedEventArgs e)
{
TaskSelected?.Invoke(this, e);
}
public void SelectTask(TaskVm selectedTask)
{
SelectedTask = selectedTask;
TaskSelected?.Invoke(this, null);
}
private void Border_MouseDown(object sender, MouseButtonEventArgs e)
{
TaskSelected?.Invoke(sender, ((TaskListDisplayItem)((Border)sender).DataContext).Id);
}
public void InvokeAllTasks()
{
TaskSelected?.Invoke(this, null);
}
private void Handle(TaskSelected message)
{
RequireActivation(true);
if (message.ParentTaskInstanceId != this.InstanceId) throw new Exception();
TransitionInfo ti = GetTransition(message.FromTaskInstanceId);
if (ti == null) throw new Exception();
lock (this)
{
log.Info("Child task {0} has been started", ti.InstanceId);
if (ti.Status == TransitionStatus.Started)
return;
if (ti.Status != TransitionStatus.Enabled && ti.Status != TransitionStatus.Enabling)
{
log.Warn("Transition {0} ({1}) is not enabled: {2}", ti.InstanceId, ti.TaskId, ti.Status);
return;
}
ti.Status = TransitionStatus.Started;
OnTransitionStatusChanged(ti.InstanceId);
}
}
