pv/dialogs/decoder.cpp

   1 /*
   2  * This file is part of the PulseView project.
   3  *
   4  * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  19  */
  20
  21 extern "C" {
  22 #include <libsigrokdecode/libsigrokdecode.h>
  23 }
  24
  25 #include <utility>
  26
  27 #include <boost/foreach.hpp>
  28
  29 #include <QDebug>
  30
  31 #include "decoder.h"
  32
  33 #include <pv/view/logicsignal.h>
  34 #include <pv/view/signal.h>
  35
  36 using namespace boost;
  37 using namespace std;
  38
  39 namespace pv {
  40 namespace dialogs {
  41
  42 Decoder::Decoder(QWidget *parent, const srd_decoder *decoder,
  43         const vector< shared_ptr<view::LogicSignal> > &sigs,
  44         GHashTable *options) :
  45         QDialog(parent),
  46         _sigs(sigs),
  47         _binding(decoder, options),
  48         _layout(this),
  49         _form(this),
  50         _form_layout(&_form),
  51         _heading(this),
  52         _button_box(QDialogButtonBox::Ok | QDialogButtonBox::Cancel,
  53                 Qt::Horizontal, this)
  54 {
  55         const GSList *probe;
  56
  57         setWindowTitle(tr("Configure %1").arg(decoder->name));
  58
  59         _heading.setText(tr("<h2>%1</h2>%2")
  60                 .arg(decoder->longname)
  61                 .arg(decoder->desc));
  62
  63         connect(&_button_box, SIGNAL(accepted()), this, SLOT(accept()));
  64         connect(&_button_box, SIGNAL(rejected()), this, SLOT(reject()));
  65
  66         _form.setLayout(&_form_layout);
  67
  68         setLayout(&_layout);
  69         _layout.addWidget(&_heading);
  70         _layout.addWidget(&_form);
  71         _layout.addWidget(&_button_box);
  72
  73         _form_layout.addRow(new QLabel(tr("<h3>Probes</h3>"), &_form));
  74
  75         // Add the mandatory probes
  76         for(probe = decoder->probes; probe; probe = probe->next) {
  77                 const struct srd_probe *const p =
  78                         (struct srd_probe *)probe->data;
  79                 QComboBox *const combo = create_probe_selector(
  80                         &_form, p->name);
  81                 _form_layout.addRow(tr("<b>%1</b> (%2) *")
  82                         .arg(p->name).arg(p->desc), combo);
  83
  84                 _probe_selector_map[p] = combo;
  85         }
  86
  87         // Add the optional probes
  88         for(probe = decoder->opt_probes; probe; probe = probe->next) {
  89                 const struct srd_probe *const p =
  90                         (struct srd_probe *)probe->data;
  91                 QComboBox *const combo = create_probe_selector(
  92                         &_form, p->name);
  93                 _form_layout.addRow(tr("<b>%1</b> (%2)")
  94                         .arg(p->name).arg(p->desc), combo);
  95
  96                 _probe_selector_map[p] = combo;
  97         }
  98
  99         _form_layout.addRow(new QLabel(
 100                 tr("<i>* Required Probes</i>"), &_form));
 101
 102         // Add the options
 103         if (!_binding.properties().empty()) {
 104                 _form_layout.addRow(new QLabel(tr("<h3>Options</h3>"),
 105                         &_form));
 106                 _binding.add_properties_to_form(&_form_layout);
 107         }
 108 }
 109
 110 void Decoder::accept()
 111 {
 112         QDialog::accept();
 113         _binding.commit();
 114 }
 115
 116 QComboBox* Decoder::create_probe_selector(
 117         QWidget *parent, const char *name)
 118 {
 119         QComboBox *selector = new QComboBox(parent);
 120
 121         selector->addItem("-", qVariantFromValue(-1));
 122         selector->setCurrentIndex(0);
 123
 124         for(size_t i = 0; i < _sigs.size(); i++) {
 125                 const shared_ptr<view::LogicSignal> s(_sigs[i]);
 126                 assert(s);
 127
 128                 if (s->enabled())
 129                 {
 130                         selector->addItem(s->get_name(), qVariantFromValue(i));
 131                         if(s->get_name().toLower().contains(
 132                                 QString(name).toLower()))
 133                                 selector->setCurrentIndex(i + 1);
 134                 }
 135         }
 136
 137         return selector;
 138 }
 139
 140 map<const srd_probe*, shared_ptr<view::LogicSignal> > Decoder::get_probes()
 141 {
 142         map<const srd_probe*, shared_ptr<view::LogicSignal> > probe_map;
 143         for(map<const srd_probe*, QComboBox*>::const_iterator i =
 144                 _probe_selector_map.begin();
 145                 i != _probe_selector_map.end(); i++)
 146         {
 147                 const QComboBox *const combo = (*i).second;
 148                 const int probe_index =
 149                         combo->itemData(combo->currentIndex()).value<int>();
 150                 if(probe_index >= 0) {
 151                         shared_ptr<view::LogicSignal> sig = _sigs[probe_index];
 152                         probe_map[(*i).first] = sig;
 153                 }
 154         }
 155
 156         return probe_map;
 157 }
 158
 159 } // namespace dialogs
 160 } // namespace pv