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9663c82b JH |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2012-2013 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 | ||
19adbc2c JH |
21 | #include <libsigrok/libsigrok.h> |
22 | ||
9663c82b JH |
23 | #include "connect.h" |
24 | ||
107ca6d3 | 25 | #include "pv/devicemanager.h" |
85843b14 | 26 | #include "pv/device/device.h" |
107ca6d3 | 27 | |
9663c82b JH |
28 | extern "C" { |
29 | /* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */ | |
30 | #define __STDC_FORMAT_MACROS | |
31 | #include <glib.h> | |
32 | #include <libsigrok/libsigrok.h> | |
33 | } | |
34 | ||
19adbc2c | 35 | using boost::shared_ptr; |
819f4c25 JH |
36 | using std::list; |
37 | using std::string; | |
107ca6d3 | 38 | |
c9de8b32 JH |
39 | extern sr_context *sr_ctx; |
40 | ||
9663c82b JH |
41 | namespace pv { |
42 | namespace dialogs { | |
43 | ||
107ca6d3 | 44 | Connect::Connect(QWidget *parent, pv::DeviceManager &device_manager) : |
9663c82b | 45 | QDialog(parent), |
107ca6d3 | 46 | _device_manager(device_manager), |
9663c82b JH |
47 | _layout(this), |
48 | _form(this), | |
49 | _form_layout(&_form), | |
50 | _drivers(&_form), | |
51 | _serial_device(&_form), | |
c9de8b32 JH |
52 | _scan_button(tr("Scan for Devices"), this), |
53 | _device_list(this), | |
9663c82b JH |
54 | _button_box(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, |
55 | Qt::Horizontal, this) | |
56 | { | |
57 | setWindowTitle(tr("Connect to Device")); | |
58 | ||
59 | connect(&_button_box, SIGNAL(accepted()), this, SLOT(accept())); | |
60 | connect(&_button_box, SIGNAL(rejected()), this, SLOT(reject())); | |
61 | ||
62 | populate_drivers(); | |
63 | connect(&_drivers, SIGNAL(activated(int)), | |
64 | this, SLOT(device_selected(int))); | |
65 | ||
66 | _form.setLayout(&_form_layout); | |
67 | _form_layout.addRow(tr("Driver"), &_drivers); | |
68 | ||
69 | _form_layout.addRow(tr("Serial Port"), &_serial_device); | |
70 | ||
71 | unset_connection(); | |
72 | ||
c9de8b32 JH |
73 | connect(&_scan_button, SIGNAL(pressed()), |
74 | this, SLOT(scan_pressed())); | |
75 | ||
9663c82b JH |
76 | setLayout(&_layout); |
77 | _layout.addWidget(&_form); | |
c9de8b32 JH |
78 | _layout.addWidget(&_scan_button); |
79 | _layout.addWidget(&_device_list); | |
9663c82b JH |
80 | _layout.addWidget(&_button_box); |
81 | } | |
82 | ||
85843b14 | 83 | shared_ptr<device::Device> Connect::get_selected_device() const |
5eb0fa13 JH |
84 | { |
85 | const QListWidgetItem *const item = _device_list.currentItem(); | |
86 | if (!item) | |
85843b14 | 87 | return shared_ptr<device::Device>(); |
19adbc2c JH |
88 | |
89 | const sr_dev_inst *const sdi = (sr_dev_inst*)item->data( | |
90 | Qt::UserRole).value<void*>(); | |
91 | assert(sdi); | |
5eb0fa13 | 92 | |
f46e495e | 93 | const auto iter = _device_map.find(sdi); |
19adbc2c JH |
94 | assert(iter != _device_map.end()); |
95 | ||
96 | return (*iter).second; | |
5eb0fa13 JH |
97 | } |
98 | ||
9663c82b JH |
99 | void Connect::populate_drivers() |
100 | { | |
2b82262f BV |
101 | gsize num_opts = 0; |
102 | const int32_t *hwopts; | |
9663c82b | 103 | struct sr_dev_driver **drivers = sr_driver_list(); |
2b82262f BV |
104 | GVariant *gvar_opts; |
105 | ||
30938303 JH |
106 | for (int i = 0; drivers[i]; ++i) { |
107 | /** | |
108 | * We currently only support devices that can deliver | |
109 | * samples at a fixed samplerate i.e. oscilloscopes and | |
110 | * logic analysers. | |
111 | * @todo Add support for non-monotonic devices i.e. DMMs | |
112 | * and sensors. | |
113 | */ | |
114 | bool supported_device = false; | |
68162c29 BV |
115 | if ((sr_config_list(drivers[i], NULL, NULL, |
116 | SR_CONF_DEVICE_OPTIONS, &gvar_opts) == SR_OK)) { | |
2b82262f BV |
117 | hwopts = (const int32_t *)g_variant_get_fixed_array(gvar_opts, |
118 | &num_opts, sizeof(int32_t)); | |
119 | for (unsigned int j = 0; j < num_opts; j++) | |
793f8096 | 120 | if (hwopts[j] == SR_CONF_SAMPLERATE) { |
30938303 JH |
121 | supported_device = true; |
122 | break; | |
123 | } | |
ef6d8458 | 124 | } |
30938303 | 125 | |
793f8096 | 126 | if (supported_device) |
30938303 JH |
127 | _drivers.addItem(QString("%1 (%2)").arg( |
128 | drivers[i]->longname).arg(drivers[i]->name), | |
129 | qVariantFromValue((void*)drivers[i])); | |
130 | } | |
9663c82b JH |
131 | } |
132 | ||
c9de8b32 JH |
133 | void Connect::unset_connection() |
134 | { | |
135 | _device_list.clear(); | |
19adbc2c | 136 | _device_map.clear(); |
c9de8b32 JH |
137 | _serial_device.hide(); |
138 | _form_layout.labelForField(&_serial_device)->hide(); | |
f60ec39f | 139 | _button_box.button(QDialogButtonBox::Ok)->setDisabled(true); |
c9de8b32 JH |
140 | } |
141 | ||
142 | void Connect::set_serial_connection() | |
143 | { | |
144 | _serial_device.show(); | |
145 | _form_layout.labelForField(&_serial_device)->show(); | |
146 | } | |
147 | ||
148 | void Connect::scan_pressed() | |
149 | { | |
150 | _device_list.clear(); | |
19adbc2c | 151 | _device_map.clear(); |
c9de8b32 JH |
152 | |
153 | const int index = _drivers.currentIndex(); | |
793f8096 | 154 | if (index == -1) |
c9de8b32 JH |
155 | return; |
156 | ||
157 | sr_dev_driver *const driver = (sr_dev_driver*)_drivers.itemData( | |
158 | index).value<void*>(); | |
159 | ||
160 | GSList *drvopts = NULL; | |
161 | ||
162 | if (_serial_device.isVisible()) { | |
163 | sr_config *const src = (sr_config*)g_try_malloc(sizeof(sr_config)); | |
164 | src->key = SR_CONF_CONN; | |
165 | const QByteArray byteArray = _serial_device.text().toUtf8(); | |
2b82262f | 166 | src->data = g_variant_new_string((const gchar*)byteArray.constData()); |
c9de8b32 JH |
167 | drvopts = g_slist_append(drvopts, src); |
168 | } | |
169 | ||
85843b14 | 170 | const list< shared_ptr<device::Device> > devices = |
94574501 | 171 | _device_manager.driver_scan(driver, drvopts); |
c9de8b32 | 172 | |
107ca6d3 | 173 | g_slist_free_full(drvopts, (GDestroyNotify)free_drvopts); |
c9de8b32 | 174 | |
d9aecf1f | 175 | for (shared_ptr<device::Device> dev_inst : devices) |
dd63af74 | 176 | { |
19adbc2c JH |
177 | assert(dev_inst); |
178 | const sr_dev_inst *const sdi = dev_inst->dev_inst(); | |
179 | assert(sdi); | |
180 | ||
181 | const string title = dev_inst->format_device_title(); | |
27e8df22 | 182 | QString text = QString::fromUtf8(title.c_str()); |
19adbc2c | 183 | |
4871ed92 | 184 | if (sdi->channels) { |
8bd26d8b | 185 | text += QString(" with %1 channels").arg( |
4871ed92 | 186 | g_slist_length(sdi->channels)); |
c9de8b32 JH |
187 | } |
188 | ||
5eb0fa13 JH |
189 | QListWidgetItem *const item = new QListWidgetItem(text, |
190 | &_device_list); | |
191 | item->setData(Qt::UserRole, qVariantFromValue((void*)sdi)); | |
192 | _device_list.addItem(item); | |
19adbc2c | 193 | _device_map[sdi] = dev_inst; |
c9de8b32 JH |
194 | } |
195 | ||
f60ec39f | 196 | _device_list.setCurrentRow(0); |
f4413378 | 197 | _button_box.button(QDialogButtonBox::Ok)->setDisabled(_device_list.count() == 0); |
c9de8b32 JH |
198 | } |
199 | ||
9663c82b JH |
200 | void Connect::device_selected(int index) |
201 | { | |
2b82262f BV |
202 | gsize num_opts = 0; |
203 | const int32_t *hwopts; | |
204 | GVariant *gvar_list; | |
9663c82b JH |
205 | sr_dev_driver *const driver = (sr_dev_driver*)_drivers.itemData( |
206 | index).value<void*>(); | |
207 | ||
208 | unset_connection(); | |
209 | ||
68162c29 BV |
210 | if ((sr_config_list(driver, NULL, NULL, |
211 | SR_CONF_SCAN_OPTIONS, &gvar_list) == SR_OK)) { | |
2b82262f BV |
212 | hwopts = (const int32_t *)g_variant_get_fixed_array(gvar_list, |
213 | &num_opts, sizeof(int32_t)); | |
9663c82b | 214 | |
2b82262f | 215 | for (unsigned int i = 0; i < num_opts; i++) { |
9663c82b JH |
216 | switch(hwopts[i]) { |
217 | case SR_CONF_SERIALCOMM: | |
218 | set_serial_connection(); | |
219 | break; | |
220 | ||
221 | default: | |
222 | continue; | |
223 | } | |
224 | ||
225 | break; | |
226 | } | |
2b82262f | 227 | g_variant_unref(gvar_list); |
9663c82b JH |
228 | } |
229 | } | |
230 | ||
c9de8b32 | 231 | void Connect::free_drvopts(struct sr_config *src) |
9663c82b | 232 | { |
2b82262f | 233 | g_variant_unref(src->data); |
c9de8b32 | 234 | g_free(src); |
9663c82b JH |
235 | } |
236 | ||
9663c82b JH |
237 | } // namespace dialogs |
238 | } // namespace pv |