2 * This file is part of the PulseView project.
4 * Copyright (C) 2012-2013 Joel Holdsworth <joel@airwebreathe.org.uk>
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.
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.
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
21 #include <boost/foreach.hpp>
23 #include <libsigrok/libsigrok.h>
27 #include "pv/devicemanager.h"
28 #include "pv/device/device.h"
31 /* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
32 #define __STDC_FORMAT_MACROS
34 #include <libsigrok/libsigrok.h>
37 using boost::shared_ptr;
41 extern sr_context *sr_ctx;
46 Connect::Connect(QWidget *parent, pv::DeviceManager &device_manager) :
48 _device_manager(device_manager),
53 _serial_device(&_form),
54 _scan_button(tr("Scan for Devices"), this),
56 _button_box(QDialogButtonBox::Ok | QDialogButtonBox::Cancel,
59 setWindowTitle(tr("Connect to Device"));
61 connect(&_button_box, SIGNAL(accepted()), this, SLOT(accept()));
62 connect(&_button_box, SIGNAL(rejected()), this, SLOT(reject()));
65 connect(&_drivers, SIGNAL(activated(int)),
66 this, SLOT(device_selected(int)));
68 _form.setLayout(&_form_layout);
69 _form_layout.addRow(tr("Driver"), &_drivers);
71 _form_layout.addRow(tr("Serial Port"), &_serial_device);
75 connect(&_scan_button, SIGNAL(pressed()),
76 this, SLOT(scan_pressed()));
79 _layout.addWidget(&_form);
80 _layout.addWidget(&_scan_button);
81 _layout.addWidget(&_device_list);
82 _layout.addWidget(&_button_box);
85 shared_ptr<device::Device> Connect::get_selected_device() const
87 const QListWidgetItem *const item = _device_list.currentItem();
89 return shared_ptr<device::Device>();
91 const sr_dev_inst *const sdi = (sr_dev_inst*)item->data(
92 Qt::UserRole).value<void*>();
95 std::map<const sr_dev_inst*, boost::shared_ptr<pv::device::Device> >::
96 const_iterator iter = _device_map.find(sdi);
97 assert(iter != _device_map.end());
99 return (*iter).second;
102 void Connect::populate_drivers()
105 const int32_t *hwopts;
106 struct sr_dev_driver **drivers = sr_driver_list();
109 for (int i = 0; drivers[i]; ++i) {
111 * We currently only support devices that can deliver
112 * samples at a fixed samplerate i.e. oscilloscopes and
114 * @todo Add support for non-monotonic devices i.e. DMMs
117 bool supported_device = false;
118 if ((sr_config_list(drivers[i], NULL, NULL,
119 SR_CONF_DEVICE_OPTIONS, &gvar_opts) == SR_OK)) {
120 hwopts = (const int32_t *)g_variant_get_fixed_array(gvar_opts,
121 &num_opts, sizeof(int32_t));
122 for (unsigned int j = 0; j < num_opts; j++)
123 if (hwopts[j] == SR_CONF_SAMPLERATE) {
124 supported_device = true;
129 if (supported_device)
130 _drivers.addItem(QString("%1 (%2)").arg(
131 drivers[i]->longname).arg(drivers[i]->name),
132 qVariantFromValue((void*)drivers[i]));
136 void Connect::unset_connection()
138 _device_list.clear();
140 _serial_device.hide();
141 _form_layout.labelForField(&_serial_device)->hide();
142 _button_box.button(QDialogButtonBox::Ok)->setDisabled(true);
145 void Connect::set_serial_connection()
147 _serial_device.show();
148 _form_layout.labelForField(&_serial_device)->show();
151 void Connect::scan_pressed()
153 _device_list.clear();
156 const int index = _drivers.currentIndex();
160 sr_dev_driver *const driver = (sr_dev_driver*)_drivers.itemData(
161 index).value<void*>();
163 GSList *drvopts = NULL;
165 if (_serial_device.isVisible()) {
166 sr_config *const src = (sr_config*)g_try_malloc(sizeof(sr_config));
167 src->key = SR_CONF_CONN;
168 const QByteArray byteArray = _serial_device.text().toUtf8();
169 src->data = g_variant_new_string((const gchar*)byteArray.constData());
170 drvopts = g_slist_append(drvopts, src);
173 const list< shared_ptr<device::Device> > devices =
174 _device_manager.driver_scan(driver, drvopts);
176 g_slist_free_full(drvopts, (GDestroyNotify)free_drvopts);
178 BOOST_FOREACH(shared_ptr<device::Device> dev_inst, devices)
181 const sr_dev_inst *const sdi = dev_inst->dev_inst();
184 const string title = dev_inst->format_device_title();
185 QString text = QString::fromUtf8(title.c_str());
188 text += QString(" with %1 channels").arg(
189 g_slist_length(sdi->channels));
192 QListWidgetItem *const item = new QListWidgetItem(text,
194 item->setData(Qt::UserRole, qVariantFromValue((void*)sdi));
195 _device_list.addItem(item);
196 _device_map[sdi] = dev_inst;
199 _device_list.setCurrentRow(0);
200 _button_box.button(QDialogButtonBox::Ok)->setDisabled(_device_list.count() == 0);
203 void Connect::device_selected(int index)
206 const int32_t *hwopts;
208 sr_dev_driver *const driver = (sr_dev_driver*)_drivers.itemData(
209 index).value<void*>();
213 if ((sr_config_list(driver, NULL, NULL,
214 SR_CONF_SCAN_OPTIONS, &gvar_list) == SR_OK)) {
215 hwopts = (const int32_t *)g_variant_get_fixed_array(gvar_list,
216 &num_opts, sizeof(int32_t));
218 for (unsigned int i = 0; i < num_opts; i++) {
220 case SR_CONF_SERIALCOMM:
221 set_serial_connection();
230 g_variant_unref(gvar_list);
234 void Connect::free_drvopts(struct sr_config *src)
236 g_variant_unref(src->data);
240 } // namespace dialogs