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>
25 #include "pv/devicemanager.h"
28 /* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
29 #define __STDC_FORMAT_MACROS
31 #include <libsigrok/libsigrok.h>
37 extern sr_context *sr_ctx;
42 Connect::Connect(QWidget *parent, pv::DeviceManager &device_manager) :
44 _device_manager(device_manager),
49 _serial_device(&_form),
50 _scan_button(tr("Scan for Devices"), this),
52 _button_box(QDialogButtonBox::Ok | QDialogButtonBox::Cancel,
55 setWindowTitle(tr("Connect to Device"));
57 connect(&_button_box, SIGNAL(accepted()), this, SLOT(accept()));
58 connect(&_button_box, SIGNAL(rejected()), this, SLOT(reject()));
61 connect(&_drivers, SIGNAL(activated(int)),
62 this, SLOT(device_selected(int)));
64 _form.setLayout(&_form_layout);
65 _form_layout.addRow(tr("Driver"), &_drivers);
67 _form_layout.addRow(tr("Serial Port"), &_serial_device);
71 connect(&_scan_button, SIGNAL(pressed()),
72 this, SLOT(scan_pressed()));
75 _layout.addWidget(&_form);
76 _layout.addWidget(&_scan_button);
77 _layout.addWidget(&_device_list);
78 _layout.addWidget(&_button_box);
81 struct sr_dev_inst* Connect::get_selected_device() const
83 const QListWidgetItem *const item = _device_list.currentItem();
87 return (sr_dev_inst*)item->data(Qt::UserRole).value<void*>();
90 void Connect::populate_drivers()
93 const int32_t *hwopts;
94 struct sr_dev_driver **drivers = sr_driver_list();
97 for (int i = 0; drivers[i]; ++i) {
99 * We currently only support devices that can deliver
100 * samples at a fixed samplerate i.e. oscilloscopes and
102 * @todo Add support for non-monotonic devices i.e. DMMs
105 bool supported_device = false;
106 if ((sr_config_list(drivers[i], NULL, NULL,
107 SR_CONF_DEVICE_OPTIONS, &gvar_opts) == SR_OK)) {
108 hwopts = (const int32_t *)g_variant_get_fixed_array(gvar_opts,
109 &num_opts, sizeof(int32_t));
110 for (unsigned int j = 0; j < num_opts; j++)
111 if (hwopts[j] == SR_CONF_SAMPLERATE) {
112 supported_device = true;
117 if (supported_device)
118 _drivers.addItem(QString("%1 (%2)").arg(
119 drivers[i]->longname).arg(drivers[i]->name),
120 qVariantFromValue((void*)drivers[i]));
124 void Connect::unset_connection()
126 _device_list.clear();
127 _serial_device.hide();
128 _form_layout.labelForField(&_serial_device)->hide();
129 _button_box.button(QDialogButtonBox::Ok)->setDisabled(true);
132 void Connect::set_serial_connection()
134 _serial_device.show();
135 _form_layout.labelForField(&_serial_device)->show();
138 void Connect::scan_pressed()
140 _device_list.clear();
142 const int index = _drivers.currentIndex();
146 sr_dev_driver *const driver = (sr_dev_driver*)_drivers.itemData(
147 index).value<void*>();
149 GSList *drvopts = NULL;
151 if (_serial_device.isVisible()) {
152 sr_config *const src = (sr_config*)g_try_malloc(sizeof(sr_config));
153 src->key = SR_CONF_CONN;
154 const QByteArray byteArray = _serial_device.text().toUtf8();
155 src->data = g_variant_new_string((const gchar*)byteArray.constData());
156 drvopts = g_slist_append(drvopts, src);
159 const list<sr_dev_inst*> devices = _device_manager.driver_scan(
162 g_slist_free_full(drvopts, (GDestroyNotify)free_drvopts);
164 BOOST_FOREACH(sr_dev_inst *const sdi, devices)
166 const string title = DeviceManager::format_device_title(sdi);
167 QString text = QString::fromUtf8(title.c_str());
169 text += QString(" with %1 probes").arg(
170 g_slist_length(sdi->probes));
173 QListWidgetItem *const item = new QListWidgetItem(text,
175 item->setData(Qt::UserRole, qVariantFromValue((void*)sdi));
176 _device_list.addItem(item);
179 _device_list.setCurrentRow(0);
180 _button_box.button(QDialogButtonBox::Ok)->setDisabled(_device_list.count() == 0);
183 void Connect::device_selected(int index)
186 const int32_t *hwopts;
188 sr_dev_driver *const driver = (sr_dev_driver*)_drivers.itemData(
189 index).value<void*>();
193 if ((sr_config_list(driver, NULL, NULL,
194 SR_CONF_SCAN_OPTIONS, &gvar_list) == SR_OK)) {
195 hwopts = (const int32_t *)g_variant_get_fixed_array(gvar_list,
196 &num_opts, sizeof(int32_t));
198 for (unsigned int i = 0; i < num_opts; i++) {
200 case SR_CONF_SERIALCOMM:
201 set_serial_connection();
210 g_variant_unref(gvar_list);
214 void Connect::free_drvopts(struct sr_config *src)
216 g_variant_unref(src->data);
220 } // namespace dialogs