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/*
Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file src/job_manager_view.cc
* @brief Class generating a GTK widget to show the progress of jobs.
*/
#include "lib/job_manager.h"
#include "lib/job.h"
#include "lib/util.h"
#include "lib/exceptions.h"
#include "job_manager_view.h"
#include "wx_util.h"
using namespace std;
using namespace boost;
/** Must be called in the GUI thread */
JobManagerView::JobManagerView (wxWindow* parent)
: wxPanel (parent)
{
_sizer = new wxFlexGridSizer (3, 6, 6);
_sizer->AddGrowableCol (1, 1);
SetSizer (_sizer);
Connect (wxID_ANY, wxEVT_TIMER, wxTimerEventHandler (JobManagerView::periodic), 0, this);
_timer.reset (new wxTimer (this));
_timer->Start (1000);
update ();
}
void
JobManagerView::periodic (wxTimerEvent &)
{
update ();
}
/** Update the view by examining the state of each job.
* Must be called in the GUI thread.
*/
void
JobManagerView::update ()
{
list<shared_ptr<Job> > jobs = JobManager::instance()->get ();
for (list<shared_ptr<Job> >::iterator i = jobs.begin(); i != jobs.end(); ++i) {
if (_job_records.find (*i) == _job_records.end ()) {
add_label_to_sizer (_sizer, this, (*i)->name ());
JobRecord r;
r.gauge = new wxGauge (this, wxID_ANY, 100);
_sizer->Add (r.gauge, 1, wxEXPAND);
r.informed_of_finish = false;
r.message = add_label_to_sizer (_sizer, this, "", 1);
_job_records[*i] = r;
_sizer->Layout ();
}
string const st = (*i)->status ();
if (!(*i)->finished ()) {
float const p = (*i)->overall_progress ();
if (p >= 0) {
_job_records[*i].message->SetLabel (std_to_wx (st));
_job_records[*i].gauge->SetValue (p * 100);
} else {
_job_records[*i].message->SetLabel (wxT ("Running"));
_job_records[*i].gauge->Pulse ();
}
}
/* Hack to work around our lack of cross-thread
signalling; we tell the job to emit_finished()
from here (the GUI thread).
*/
if ((*i)->finished () && !_job_records[*i].informed_of_finish) {
_job_records[*i].gauge->SetValue (100);
_job_records[*i].message->SetLabel (std_to_wx (st));
try {
(*i)->emit_finished ();
} catch (OpenFileError& e) {
stringstream s;
s << "Error: " << e.what();
error_dialog (this, s.str ());
}
_job_records[*i].informed_of_finish = true;
}
}
_sizer->Layout ();
}
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