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
24 /* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
25 #define __STDC_FORMAT_MACROS
27 #include <libsigrok/libsigrok.h>
30 extern sr_context *sr_ctx;
35 Connect::Connect(QWidget *parent) :
41 _serial_device(&_form),
42 _scan_button(tr("Scan for Devices"), this),
44 _button_box(QDialogButtonBox::Ok | QDialogButtonBox::Cancel,
47 setWindowTitle(tr("Connect to Device"));
49 connect(&_button_box, SIGNAL(accepted()), this, SLOT(accept()));
50 connect(&_button_box, SIGNAL(rejected()), this, SLOT(reject()));
53 connect(&_drivers, SIGNAL(activated(int)),
54 this, SLOT(device_selected(int)));
56 _form.setLayout(&_form_layout);
57 _form_layout.addRow(tr("Driver"), &_drivers);
59 _form_layout.addRow(tr("Serial Port"), &_serial_device);
63 connect(&_scan_button, SIGNAL(pressed()),
64 this, SLOT(scan_pressed()));
67 _layout.addWidget(&_form);
68 _layout.addWidget(&_scan_button);
69 _layout.addWidget(&_device_list);
70 _layout.addWidget(&_button_box);
73 struct sr_dev_inst* Connect::get_selected_device() const
75 const QListWidgetItem *const item = _device_list.currentItem();
79 return (sr_dev_inst*)item->data(Qt::UserRole).value<void*>();
82 void Connect::populate_drivers()
85 struct sr_dev_driver **drivers = sr_driver_list();
86 for (int i = 0; drivers[i]; ++i) {
88 * We currently only support devices that can deliver
89 * samples at a fixed samplerate i.e. oscilloscopes and
91 * @todo Add support for non-monotonic devices i.e. DMMs
94 bool supported_device = false;
95 if ((sr_config_list(drivers[i], SR_CONF_DEVICE_OPTIONS,
96 (const void **)&hwopts, NULL) == SR_OK) && hwopts)
97 for (int j = 0; hwopts[j]; j++)
98 if (hwopts[j] == SR_CONF_SAMPLERATE) {
99 supported_device = true;
103 if (supported_device)
104 _drivers.addItem(QString("%1 (%2)").arg(
105 drivers[i]->longname).arg(drivers[i]->name),
106 qVariantFromValue((void*)drivers[i]));
110 void Connect::unset_connection()
112 _device_list.clear();
113 _serial_device.hide();
114 _form_layout.labelForField(&_serial_device)->hide();
115 _button_box.button(QDialogButtonBox::Ok)->setDisabled(true);
118 void Connect::set_serial_connection()
120 _serial_device.show();
121 _form_layout.labelForField(&_serial_device)->show();
124 void Connect::scan_pressed()
126 _device_list.clear();
128 const int index = _drivers.currentIndex();
132 sr_dev_driver *const driver = (sr_dev_driver*)_drivers.itemData(
133 index).value<void*>();
135 GSList *drvopts = NULL;
137 if (_serial_device.isVisible()) {
138 sr_config *const src = (sr_config*)g_try_malloc(sizeof(sr_config));
139 src->key = SR_CONF_CONN;
140 const QByteArray byteArray = _serial_device.text().toUtf8();
141 src->value = g_strdup((const gchar*)byteArray.constData());
142 drvopts = g_slist_append(drvopts, src);
145 GSList *const devices = sr_driver_scan(driver, drvopts);
147 for (GSList *l = devices; l; l = l->next) {
149 sr_dev_inst *const sdi = (sr_dev_inst*)l->data;
152 if (sdi->vendor && sdi->vendor[0])
153 text += QString("%1 ").arg(sdi->vendor);
154 if (sdi->model && sdi->model[0])
155 text += QString("%1 ").arg(sdi->model);
156 if (sdi->version && sdi->version[0])
157 text += QString("%1 ").arg(sdi->version);
159 text += QString("with %1 probes").arg(
160 g_slist_length(sdi->probes));
163 QListWidgetItem *const item = new QListWidgetItem(text,
165 item->setData(Qt::UserRole, qVariantFromValue((void*)sdi));
166 _device_list.addItem(item);
169 g_slist_free(devices);
170 g_slist_free_full(drvopts, (GDestroyNotify)free_drvopts);
172 _device_list.setCurrentRow(0);
173 _button_box.button(QDialogButtonBox::Ok)->setDisabled(false);
176 void Connect::device_selected(int index)
179 sr_dev_driver *const driver = (sr_dev_driver*)_drivers.itemData(
180 index).value<void*>();
184 if ((sr_config_list(driver, SR_CONF_SCAN_OPTIONS,
185 (const void **)&hwopts, NULL) == SR_OK) && hwopts) {
187 for (int i = 0; hwopts[i]; i++) {
189 case SR_CONF_SERIALCOMM:
190 set_serial_connection();
202 void Connect::free_drvopts(struct sr_config *src)
204 g_free((void *)src->value);
208 } // namespace dialogs