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2bdc5796 SA |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2019 Soeren Apel <soeren@apelpie.net> | |
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, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
4b97fe09 | 20 | #include <climits> |
2bdc5796 | 21 | |
4b97fe09 SA |
22 | #include <QByteArray> |
23 | #include <QDebug> | |
bdbc561f | 24 | #include <QLabel> |
2bdc5796 | 25 | #include <QMenu> |
a24412db | 26 | #include <QToolBar> |
2bdc5796 SA |
27 | #include <QVBoxLayout> |
28 | ||
4b97fe09 SA |
29 | #include <libsigrokdecode/libsigrokdecode.h> |
30 | ||
2bdc5796 | 31 | #include "view.hpp" |
560f8377 | 32 | #include "QHexView.hpp" |
2bdc5796 SA |
33 | |
34 | #include "pv/session.hpp" | |
35 | #include "pv/util.hpp" | |
e77de61f | 36 | #include "pv/data/decode/decoder.hpp" |
2bdc5796 | 37 | |
4b97fe09 | 38 | using pv::data::DecodeSignal; |
bdbc561f | 39 | using pv::data::SignalBase; |
e77de61f | 40 | using pv::data::decode::Decoder; |
2bdc5796 SA |
41 | using pv::util::TimeUnit; |
42 | using pv::util::Timestamp; | |
43 | ||
e77de61f | 44 | using std::dynamic_pointer_cast; |
4b97fe09 | 45 | using std::numeric_limits; |
2bdc5796 SA |
46 | using std::shared_ptr; |
47 | ||
48 | namespace pv { | |
49 | namespace views { | |
50 | namespace decoder_output { | |
51 | ||
03408f5f SA |
52 | const char* SaveTypeNames[SaveTypeCount] = { |
53 | "Binary", | |
54 | "Hex Dump" | |
55 | }; | |
56 | ||
57 | ||
a24412db | 58 | View::View(Session &session, bool is_main_view, QMainWindow *parent) : |
bdbc561f | 59 | ViewBase(session, is_main_view, parent), |
2bdc5796 SA |
60 | |
61 | // Note: Place defaults in View::reset_view_state(), not here | |
6961eab0 | 62 | parent_(parent), |
e77de61f | 63 | decoder_selector_(new QComboBox()), |
560f8377 | 64 | format_selector_(new QComboBox()), |
e77de61f | 65 | class_selector_(new QComboBox()), |
560f8377 | 66 | stacked_widget_(new QStackedWidget()), |
4b97fe09 | 67 | hex_view_(new QHexView()), |
03408f5f SA |
68 | save_button_(new QToolButton()), |
69 | save_action_(new QAction(this)), | |
628b45cc | 70 | signal_(nullptr) |
2bdc5796 SA |
71 | { |
72 | QVBoxLayout *root_layout = new QVBoxLayout(this); | |
73 | root_layout->setContentsMargins(0, 0, 0, 0); | |
74 | ||
bdbc561f SA |
75 | // Create toolbar |
76 | QToolBar* toolbar = new QToolBar(); | |
77 | toolbar->setContextMenuPolicy(Qt::PreventContextMenu); | |
78 | parent->addToolBar(toolbar); | |
a24412db | 79 | |
bdbc561f SA |
80 | // Populate toolbar |
81 | toolbar->addWidget(new QLabel(tr("Decoder:"))); | |
e77de61f SA |
82 | toolbar->addWidget(decoder_selector_); |
83 | toolbar->addWidget(class_selector_); | |
861ab3a4 SA |
84 | toolbar->addSeparator(); |
85 | toolbar->addWidget(new QLabel(tr("Show data as"))); | |
86 | toolbar->addWidget(format_selector_); | |
03408f5f SA |
87 | toolbar->addSeparator(); |
88 | toolbar->addWidget(save_button_); | |
861ab3a4 SA |
89 | |
90 | // Add format types | |
91 | format_selector_->addItem(tr("Hexdump"), qVariantFromValue(QString("text/hexdump"))); | |
a24412db | 92 | |
560f8377 SA |
93 | // Add widget stack |
94 | root_layout->addWidget(stacked_widget_); | |
95 | stacked_widget_->addWidget(hex_view_); | |
4b97fe09 SA |
96 | stacked_widget_->setCurrentIndex(0); |
97 | ||
e77de61f SA |
98 | connect(decoder_selector_, SIGNAL(currentIndexChanged(int)), |
99 | this, SLOT(on_selected_decoder_changed(int))); | |
b2b18d3a SA |
100 | connect(class_selector_, SIGNAL(currentIndexChanged(int)), |
101 | this, SLOT(on_selected_class_changed(int))); | |
4b97fe09 | 102 | |
a13d836f SA |
103 | // Configure widgets |
104 | decoder_selector_->setSizeAdjustPolicy(QComboBox::AdjustToContents); | |
105 | class_selector_->setSizeAdjustPolicy(QComboBox::AdjustToContents); | |
106 | ||
03408f5f SA |
107 | // Configure actions |
108 | save_action_->setText(tr("&Save...")); | |
109 | save_action_->setIcon(QIcon::fromTheme("document-save-as", | |
110 | QIcon(":/icons/document-save-as.png"))); | |
111 | save_action_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S)); | |
112 | connect(save_action_, SIGNAL(triggered(bool)), | |
113 | this, SLOT(on_actionSave_triggered())); | |
114 | ||
115 | QMenu *save_menu = new QMenu(); | |
116 | connect(save_menu, SIGNAL(triggered(QAction*)), | |
117 | this, SLOT(on_actionSave_triggered(QAction*))); | |
118 | ||
119 | for (int i = 0; i < SaveTypeCount; i++) { | |
120 | QAction *const action = save_menu->addAction(tr(SaveTypeNames[i])); | |
121 | action->setData(qVariantFromValue(i)); | |
122 | } | |
123 | ||
124 | save_button_->setMenu(save_menu); | |
125 | save_button_->setDefaultAction(save_action_); | |
126 | save_button_->setPopupMode(QToolButton::MenuButtonPopup); | |
127 | ||
6961eab0 SA |
128 | parent->setSizePolicy(hex_view_->sizePolicy()); // TODO Must be updated when selected widget changes |
129 | ||
2bdc5796 SA |
130 | reset_view_state(); |
131 | } | |
132 | ||
133 | View::~View() | |
134 | { | |
135 | } | |
136 | ||
db298158 SA |
137 | ViewType View::get_type() const |
138 | { | |
139 | return ViewTypeDecoderOutput; | |
140 | } | |
141 | ||
2bdc5796 SA |
142 | void View::reset_view_state() |
143 | { | |
144 | ViewBase::reset_view_state(); | |
2bdc5796 | 145 | |
03408f5f SA |
146 | decoder_selector_->clear(); |
147 | class_selector_->clear(); | |
148 | format_selector_->setCurrentIndex(0); | |
149 | save_button_->setEnabled(false); | |
150 | ||
151 | hex_view_->clear(); | |
2bdc5796 SA |
152 | } |
153 | ||
154 | void View::clear_decode_signals() | |
155 | { | |
e77de61f SA |
156 | ViewBase::clear_decode_signals(); |
157 | ||
03408f5f SA |
158 | reset_data(); |
159 | reset_view_state(); | |
2bdc5796 SA |
160 | } |
161 | ||
162 | void View::add_decode_signal(shared_ptr<data::DecodeSignal> signal) | |
163 | { | |
e77de61f SA |
164 | ViewBase::add_decode_signal(signal); |
165 | ||
2bdc5796 | 166 | connect(signal.get(), SIGNAL(name_changed(const QString&)), |
bdbc561f | 167 | this, SLOT(on_signal_name_changed(const QString&))); |
e77de61f SA |
168 | connect(signal.get(), SIGNAL(decoder_stacked(void*)), |
169 | this, SLOT(on_decoder_stacked(void*))); | |
170 | connect(signal.get(), SIGNAL(decoder_removed(void*)), | |
171 | this, SLOT(on_decoder_removed(void*))); | |
172 | ||
173 | // Add all decoders provided by this signal | |
174 | auto stack = signal->decoder_stack(); | |
175 | if (stack.size() > 1) { | |
b2b18d3a SA |
176 | for (const shared_ptr<Decoder>& dec : stack) |
177 | // Only add the decoder if it has binary output | |
178 | if (dec->get_binary_class_count() > 0) { | |
179 | QString title = QString("%1 (%2)").arg(signal->name(), dec->name()); | |
180 | decoder_selector_->addItem(title, QVariant::fromValue((void*)dec.get())); | |
181 | } | |
e77de61f SA |
182 | } else |
183 | if (!stack.empty()) { | |
184 | shared_ptr<Decoder>& dec = stack.at(0); | |
b2b18d3a SA |
185 | if (dec->get_binary_class_count() > 0) |
186 | decoder_selector_->addItem(signal->name(), QVariant::fromValue((void*)dec.get())); | |
e77de61f | 187 | } |
2bdc5796 SA |
188 | } |
189 | ||
190 | void View::remove_decode_signal(shared_ptr<data::DecodeSignal> signal) | |
191 | { | |
e77de61f SA |
192 | // Remove all decoders provided by this signal |
193 | for (const shared_ptr<Decoder>& dec : signal->decoder_stack()) { | |
194 | int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get())); | |
bdbc561f | 195 | |
e77de61f SA |
196 | if (index != -1) |
197 | decoder_selector_->removeItem(index); | |
198 | } | |
199 | ||
200 | ViewBase::remove_decode_signal(signal); | |
4b97fe09 SA |
201 | |
202 | if (signal.get() == signal_) { | |
03408f5f | 203 | reset_data(); |
4b97fe09 | 204 | update_data(); |
03408f5f | 205 | reset_view_state(); |
4b97fe09 | 206 | } |
2bdc5796 SA |
207 | } |
208 | ||
209 | void View::save_settings(QSettings &settings) const | |
210 | { | |
211 | (void)settings; | |
212 | } | |
213 | ||
214 | void View::restore_settings(QSettings &settings) | |
215 | { | |
216 | // Note: It is assumed that this function is only called once, | |
217 | // immediately after restoring a previous session. | |
218 | (void)settings; | |
219 | } | |
220 | ||
03408f5f SA |
221 | void View::reset_data() |
222 | { | |
223 | signal_ = nullptr; | |
224 | decoder_ = nullptr; | |
225 | bin_class_id_ = 0; | |
226 | binary_data_exists_ = false; | |
227 | ||
228 | hex_view_->clear(); | |
229 | } | |
230 | ||
4b97fe09 SA |
231 | void View::update_data() |
232 | { | |
03408f5f | 233 | if (!signal_) |
4b97fe09 | 234 | return; |
4b97fe09 | 235 | |
03408f5f | 236 | if (!binary_data_exists_) |
4b97fe09 | 237 | return; |
4b97fe09 | 238 | |
628b45cc SA |
239 | const DecodeBinaryClass* bin_class = |
240 | signal_->get_binary_data_class(current_segment_, decoder_, bin_class_id_); | |
b2b18d3a | 241 | |
628b45cc | 242 | hex_view_->setData(bin_class); |
4b97fe09 SA |
243 | } |
244 | ||
e77de61f | 245 | void View::on_selected_decoder_changed(int index) |
4b97fe09 SA |
246 | { |
247 | if (signal_) | |
b2b18d3a | 248 | disconnect(signal_, SIGNAL(new_binary_data(unsigned int, void*, unsigned int))); |
4b97fe09 | 249 | |
03408f5f SA |
250 | reset_data(); |
251 | ||
e77de61f SA |
252 | decoder_ = (Decoder*)decoder_selector_->itemData(index).value<void*>(); |
253 | ||
254 | // Find the signal that contains the selected decoder | |
b2b18d3a SA |
255 | for (const shared_ptr<DecodeSignal>& ds : decode_signals_) |
256 | for (const shared_ptr<Decoder>& dec : ds->decoder_stack()) | |
257 | if (decoder_ == dec.get()) | |
258 | signal_ = ds.get(); | |
e77de61f | 259 | |
b2b18d3a SA |
260 | class_selector_->clear(); |
261 | ||
262 | if (signal_) { | |
263 | // Populate binary class selector | |
ac9494ef SA |
264 | uint32_t bin_classes = decoder_->get_binary_class_count(); |
265 | for (uint32_t i = 0; i < bin_classes; i++) { | |
b2b18d3a | 266 | const data::decode::DecodeBinaryClassInfo* class_info = decoder_->get_binary_class(i); |
cbf428c2 | 267 | class_selector_->addItem(class_info->description, QVariant::fromValue(i)); |
b2b18d3a SA |
268 | } |
269 | ||
270 | connect(signal_, SIGNAL(new_binary_data(unsigned int, void*, unsigned int)), | |
271 | this, SLOT(on_new_binary_data(unsigned int, void*, unsigned int))); | |
e77de61f | 272 | } |
4b97fe09 | 273 | |
b2b18d3a SA |
274 | update_data(); |
275 | } | |
276 | ||
277 | void View::on_selected_class_changed(int index) | |
278 | { | |
ac9494ef | 279 | bin_class_id_ = class_selector_->itemData(index).value<uint32_t>(); |
e77de61f | 280 | |
03408f5f SA |
281 | binary_data_exists_ = |
282 | signal_->get_binary_data_chunk_count(current_segment_, decoder_, bin_class_id_); | |
283 | ||
e77de61f | 284 | update_data(); |
4b97fe09 SA |
285 | } |
286 | ||
bdbc561f | 287 | void View::on_signal_name_changed(const QString &name) |
2bdc5796 | 288 | { |
e77de61f SA |
289 | (void)name; |
290 | ||
291 | SignalBase* sb = qobject_cast<SignalBase*>(QObject::sender()); | |
bdbc561f SA |
292 | assert(sb); |
293 | ||
e77de61f SA |
294 | DecodeSignal* signal = dynamic_cast<DecodeSignal*>(sb); |
295 | assert(signal); | |
296 | ||
297 | // Update all decoder entries provided by this signal | |
298 | auto stack = signal->decoder_stack(); | |
299 | if (stack.size() > 1) { | |
300 | for (const shared_ptr<Decoder>& dec : stack) { | |
301 | QString title = QString("%1 (%2)").arg(signal->name(), dec->name()); | |
302 | int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get())); | |
303 | ||
304 | if (index != -1) | |
305 | decoder_selector_->setItemText(index, title); | |
306 | } | |
307 | } else | |
308 | if (!stack.empty()) { | |
309 | shared_ptr<Decoder>& dec = stack.at(0); | |
310 | int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get())); | |
311 | ||
312 | if (index != -1) | |
313 | decoder_selector_->setItemText(index, signal->name()); | |
314 | } | |
2bdc5796 SA |
315 | } |
316 | ||
b2b18d3a | 317 | void View::on_new_binary_data(unsigned int segment_id, void* decoder, unsigned int bin_class_id) |
4b97fe09 | 318 | { |
b2b18d3a | 319 | if ((segment_id == current_segment_) && (decoder == decoder_) && (bin_class_id == bin_class_id_)) |
516d2128 SA |
320 | if (!delayed_view_updater_.isActive()) |
321 | delayed_view_updater_.start(); | |
4b97fe09 SA |
322 | } |
323 | ||
e77de61f SA |
324 | void View::on_decoder_stacked(void* decoder) |
325 | { | |
326 | // TODO This doesn't change existing entries for the same signal - but it should as the naming scheme may change | |
327 | ||
328 | Decoder* d = static_cast<Decoder*>(decoder); | |
329 | ||
b2b18d3a SA |
330 | // Only add the decoder if it has binary output |
331 | if (d->get_binary_class_count() == 0) | |
332 | return; | |
333 | ||
e77de61f SA |
334 | // Find the signal that contains the selected decoder |
335 | DecodeSignal* signal = nullptr; | |
336 | ||
337 | for (const shared_ptr<DecodeSignal>& ds : decode_signals_) | |
338 | for (const shared_ptr<Decoder>& dec : ds->decoder_stack()) | |
339 | if (d == dec.get()) | |
340 | signal = ds.get(); | |
341 | ||
342 | assert(signal); | |
343 | ||
344 | // Add the decoder to the list | |
345 | QString title = QString("%1 (%2)").arg(signal->name(), d->name()); | |
346 | decoder_selector_->addItem(title, QVariant::fromValue((void*)d)); | |
347 | } | |
348 | ||
349 | void View::on_decoder_removed(void* decoder) | |
350 | { | |
351 | Decoder* d = static_cast<Decoder*>(decoder); | |
352 | ||
353 | // Remove the decoder from the list | |
354 | int index = decoder_selector_->findData(QVariant::fromValue((void*)d)); | |
355 | ||
356 | if (index != -1) | |
357 | decoder_selector_->removeItem(index); | |
358 | } | |
359 | ||
03408f5f SA |
360 | void View::on_actionSave_triggered(QAction* action) |
361 | { | |
362 | (void)action; | |
363 | } | |
364 | ||
516d2128 SA |
365 | void View::perform_delayed_view_update() |
366 | { | |
03408f5f SA |
367 | if (!binary_data_exists_) |
368 | if (signal_->get_binary_data_chunk_count(current_segment_, decoder_, bin_class_id_)) { | |
369 | binary_data_exists_ = true; | |
370 | ||
371 | save_button_->setEnabled(true); | |
372 | } | |
373 | ||
516d2128 SA |
374 | update_data(); |
375 | } | |
376 | ||
e77de61f | 377 | |
2bdc5796 SA |
378 | } // namespace decoder_output |
379 | } // namespace views | |
380 | } // namespace pv |