CJob *CJobManager::GetNextJob(const CJobWorker *worker)
{
CSingleLock lock(m_section);
while (m_running)
{
// grab a job off the queue if we have one
CJob *job = PopJob();
if (job)
return job;
// no jobs are left - sleep for 30 seconds to allow new jobs to come in
lock.Leave();
bool newJob = m_jobEvent.WaitMSec(30000);
lock.Enter();
if (!newJob)
break;
}
// ensure no jobs have come in during the period after
// timeout and before we held the lock
CJob *job = PopJob();
if (job)
return job;
// have no jobs
RemoveWorker(worker);
return NULL;
}
//
// Removing manager indicated by index from the display.
// Update managers with indexes greater than the one removed.
// This function must be called before removing the manager from
// the manager list.
//
void CWorkerView::RemoveManager(Manager * manager)
{
HTREEITEM hworker, hmanager;
hmanager = GetManager(manager);
// Remove the manager's workers and associated net clients.
while (hworker = m_TWorkers.GetChildItem(hmanager)) {
RemoveWorker((Worker *) m_TWorkers.GetItemData(hworker));
}
// Remove the indicated manager from the display.
m_TWorkers.DeleteItem(hmanager);
m_TWorkers.RedrawWindow(NULL, NULL, RDW_ALLCHILDREN | RDW_UPDATENOW | RDW_ERASE);
theApp.pView->m_pPageNetwork->RemoveManager(manager);
// Remove the indicated manager from memory.
theApp.manager_list.RemoveManager(manager->GetIndex());
}
//
// Removing the selected item from the GUI.
//
void CWorkerView::RemoveSelectedItem()
{
// Removing selected manager or worker.
// First make sure that a manager or worker was selected.
switch (selected_type) {
case IOERROR:
break;
case ALL_MANAGERS:
theApp.manager_list.RemoveAllManagers();
break;
case MANAGER:
RemoveManager(GetSelectedManager());
break;
case WORKER:
RemoveWorker(GetSelectedWorker());
break;
}
}
//
// Remove worker from indicated manager. Update indexes for other
// workers. This function must be called before removing the worker
// from the list of workers.
//
void CWorkerView::RemoveWorker(Worker * worker)
{
// Get the worker tree item.
HTREEITEM hworker = GetWorker(worker);
// If removing a server with an active partner, remove partner as well.
if (IsType(worker->Type(), GenericServerType) && worker->net_partner) {
// Call RemoveWorker recursively to remove the NetClient from the GUI.
RemoveWorker(worker->net_partner);
}
// Remove the indicated worker from memory.
worker->manager->RemoveWorker(worker->GetIndex());
// Remove the indicated worker from the display.
m_TWorkers.DeleteItem(hworker);
m_TWorkers.RedrawWindow();
// Reset the results display tab to its initial state.
theApp.pView->m_pPageDisplay->Reset();
}
