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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2020 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 | ||
20 | #include <climits> | |
21 | ||
22 | #include <QDebug> | |
23 | #include <QFileDialog> | |
24 | #include <QLabel> | |
25 | #include <QMenu> | |
26 | #include <QMessageBox> | |
27 | #include <QToolBar> | |
28 | #include <QVBoxLayout> | |
29 | ||
30 | #include <libsigrokdecode/libsigrokdecode.h> | |
31 | ||
32 | #include "view.hpp" | |
33 | ||
34 | #include "pv/globalsettings.hpp" | |
35 | #include "pv/util.hpp" | |
36 | #include "pv/data/decode/decoder.hpp" | |
37 | ||
38 | using pv::data::DecodeSignal; | |
39 | using pv::data::SignalBase; | |
40 | using pv::data::decode::Decoder; | |
41 | using pv::util::Timestamp; | |
42 | ||
43 | using std::shared_ptr; | |
44 | ||
45 | namespace pv { | |
46 | namespace views { | |
47 | namespace tabular_decoder { | |
48 | ||
49 | ||
50 | View::View(Session &session, bool is_main_view, QMainWindow *parent) : | |
51 | ViewBase(session, is_main_view, parent), | |
52 | ||
53 | // Note: Place defaults in View::reset_view_state(), not here | |
54 | parent_(parent), | |
55 | decoder_selector_(new QComboBox()), | |
56 | save_button_(new QToolButton()), | |
57 | save_action_(new QAction(this)), | |
58 | table_view_(new QTableView()), | |
59 | model_(new AnnotationCollectionModel()), | |
60 | signal_(nullptr) | |
61 | { | |
62 | QVBoxLayout *root_layout = new QVBoxLayout(this); | |
63 | root_layout->setContentsMargins(0, 0, 0, 0); | |
64 | root_layout->addWidget(table_view_); | |
65 | ||
66 | // Create toolbar | |
67 | QToolBar* toolbar = new QToolBar(); | |
68 | toolbar->setContextMenuPolicy(Qt::PreventContextMenu); | |
69 | parent->addToolBar(toolbar); | |
70 | ||
71 | // Populate toolbar | |
72 | toolbar->addWidget(new QLabel(tr("Decoder:"))); | |
73 | toolbar->addWidget(decoder_selector_); | |
74 | toolbar->addSeparator(); | |
75 | toolbar->addWidget(save_button_); | |
76 | ||
77 | connect(decoder_selector_, SIGNAL(currentIndexChanged(int)), | |
78 | this, SLOT(on_selected_decoder_changed(int))); | |
79 | ||
80 | // Configure widgets | |
81 | decoder_selector_->setSizeAdjustPolicy(QComboBox::AdjustToContents); | |
82 | ||
83 | // Configure actions | |
84 | save_action_->setText(tr("&Save...")); | |
85 | save_action_->setIcon(QIcon::fromTheme("document-save-as", | |
86 | QIcon(":/icons/document-save-as.png"))); | |
87 | save_action_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S)); | |
88 | connect(save_action_, SIGNAL(triggered(bool)), | |
89 | this, SLOT(on_actionSave_triggered())); | |
90 | ||
91 | QMenu *save_menu = new QMenu(); | |
92 | connect(save_menu, SIGNAL(triggered(QAction*)), | |
93 | this, SLOT(on_actionSave_triggered(QAction*))); | |
94 | ||
95 | save_button_->setMenu(save_menu); | |
96 | save_button_->setDefaultAction(save_action_); | |
97 | save_button_->setPopupMode(QToolButton::MenuButtonPopup); | |
98 | ||
99 | // Set up the table view | |
100 | table_view_->setModel(model_); | |
101 | table_view_->setSortingEnabled(true); | |
102 | table_view_->sortByColumn(0, Qt::AscendingOrder); | |
103 | ||
104 | reset_view_state(); | |
105 | } | |
106 | ||
107 | ViewType View::get_type() const | |
108 | { | |
109 | return ViewTypeTabularDecoder; | |
110 | } | |
111 | ||
112 | void View::reset_view_state() | |
113 | { | |
114 | ViewBase::reset_view_state(); | |
115 | ||
116 | decoder_selector_->clear(); | |
117 | } | |
118 | ||
119 | void View::clear_decode_signals() | |
120 | { | |
121 | ViewBase::clear_decode_signals(); | |
122 | ||
123 | reset_data(); | |
124 | reset_view_state(); | |
125 | } | |
126 | ||
127 | void View::add_decode_signal(shared_ptr<data::DecodeSignal> signal) | |
128 | { | |
129 | ViewBase::add_decode_signal(signal); | |
130 | ||
131 | connect(signal.get(), SIGNAL(name_changed(const QString&)), | |
132 | this, SLOT(on_signal_name_changed(const QString&))); | |
133 | connect(signal.get(), SIGNAL(decoder_stacked(void*)), | |
134 | this, SLOT(on_decoder_stacked(void*))); | |
135 | connect(signal.get(), SIGNAL(decoder_removed(void*)), | |
136 | this, SLOT(on_decoder_removed(void*))); | |
137 | ||
138 | // Add all decoders provided by this signal | |
139 | auto stack = signal->decoder_stack(); | |
140 | if (stack.size() > 1) { | |
141 | for (const shared_ptr<Decoder>& dec : stack) { | |
142 | QString title = QString("%1 (%2)").arg(signal->name(), dec->name()); | |
143 | decoder_selector_->addItem(title, QVariant::fromValue((void*)dec.get())); | |
144 | } | |
145 | } else | |
146 | if (!stack.empty()) { | |
147 | shared_ptr<Decoder>& dec = stack.at(0); | |
148 | decoder_selector_->addItem(signal->name(), QVariant::fromValue((void*)dec.get())); | |
149 | } | |
150 | } | |
151 | ||
152 | void View::remove_decode_signal(shared_ptr<data::DecodeSignal> signal) | |
153 | { | |
154 | // Remove all decoders provided by this signal | |
155 | for (const shared_ptr<Decoder>& dec : signal->decoder_stack()) { | |
156 | int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get())); | |
157 | ||
158 | if (index != -1) | |
159 | decoder_selector_->removeItem(index); | |
160 | } | |
161 | ||
162 | ViewBase::remove_decode_signal(signal); | |
163 | ||
164 | if (signal.get() == signal_) { | |
165 | reset_data(); | |
166 | update_data(); | |
167 | reset_view_state(); | |
168 | } | |
169 | } | |
170 | ||
171 | void View::save_settings(QSettings &settings) const | |
172 | { | |
173 | ViewBase::save_settings(settings); | |
174 | } | |
175 | ||
176 | void View::restore_settings(QSettings &settings) | |
177 | { | |
178 | // Note: It is assumed that this function is only called once, | |
179 | // immediately after restoring a previous session. | |
180 | ViewBase::restore_settings(settings); | |
181 | } | |
182 | ||
183 | void View::reset_data() | |
184 | { | |
185 | signal_ = nullptr; | |
186 | decoder_ = nullptr; | |
187 | } | |
188 | ||
189 | void View::update_data() | |
190 | { | |
191 | if (!signal_) | |
192 | return; | |
193 | ||
194 | // TBD | |
195 | } | |
196 | ||
197 | void View::save_data() const | |
198 | { | |
199 | assert(decoder_); | |
200 | assert(signal_); | |
201 | ||
202 | if (!signal_) | |
203 | return; | |
204 | ||
205 | /* GlobalSettings settings; | |
206 | const QString dir = settings.value("MainWindow/SaveDirectory").toString(); | |
207 | ||
208 | const QString file_name = QFileDialog::getSaveFileName( | |
209 | parent_, tr("Save Binary Data"), dir, tr("Binary Data Files (*.bin);;All Files (*)")); | |
210 | ||
211 | if (file_name.isEmpty()) | |
212 | return; | |
213 | ||
214 | QFile file(file_name); | |
215 | if (file.open(QIODevice::WriteOnly | QIODevice::Truncate)) { | |
216 | pair<size_t, size_t> selection = hex_view_->get_selection(); | |
217 | ||
218 | vector<uint8_t> data; | |
219 | data.resize(selection.second - selection.first + 1); | |
220 | ||
221 | signal_->get_merged_binary_data_chunks_by_offset(current_segment_, decoder_, | |
222 | bin_class_id_, selection.first, selection.second, &data); | |
223 | ||
224 | int64_t bytes_written = file.write((const char*)data.data(), data.size()); | |
225 | ||
226 | if ((bytes_written == -1) || ((uint64_t)bytes_written != data.size())) { | |
227 | QMessageBox msg(parent_); | |
228 | msg.setText(tr("Error") + "\n\n" + tr("File %1 could not be written to.").arg(file_name)); | |
229 | msg.setStandardButtons(QMessageBox::Ok); | |
230 | msg.setIcon(QMessageBox::Warning); | |
231 | msg.exec(); | |
232 | return; | |
233 | } | |
234 | } */ | |
235 | } | |
236 | ||
237 | void View::on_selected_decoder_changed(int index) | |
238 | { | |
239 | if (signal_) | |
240 | disconnect(signal_, SIGNAL(new_annotations())); | |
241 | ||
242 | reset_data(); | |
243 | ||
244 | decoder_ = (Decoder*)decoder_selector_->itemData(index).value<void*>(); | |
245 | ||
246 | // Find the signal that contains the selected decoder | |
247 | for (const shared_ptr<DecodeSignal>& ds : decode_signals_) | |
248 | for (const shared_ptr<Decoder>& dec : ds->decoder_stack()) | |
249 | if (decoder_ == dec.get()) | |
250 | signal_ = ds.get(); | |
251 | ||
252 | if (signal_) { | |
253 | connect(signal_, SIGNAL(new_annotations()), this, SLOT(on_new_annotations())); | |
254 | } | |
255 | ||
256 | update_data(); | |
257 | } | |
258 | ||
259 | void View::on_signal_name_changed(const QString &name) | |
260 | { | |
261 | (void)name; | |
262 | ||
263 | SignalBase* sb = qobject_cast<SignalBase*>(QObject::sender()); | |
264 | assert(sb); | |
265 | ||
266 | DecodeSignal* signal = dynamic_cast<DecodeSignal*>(sb); | |
267 | assert(signal); | |
268 | ||
269 | // Update all decoder entries provided by this signal | |
270 | auto stack = signal->decoder_stack(); | |
271 | if (stack.size() > 1) { | |
272 | for (const shared_ptr<Decoder>& dec : stack) { | |
273 | QString title = QString("%1 (%2)").arg(signal->name(), dec->name()); | |
274 | int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get())); | |
275 | ||
276 | if (index != -1) | |
277 | decoder_selector_->setItemText(index, title); | |
278 | } | |
279 | } else | |
280 | if (!stack.empty()) { | |
281 | shared_ptr<Decoder>& dec = stack.at(0); | |
282 | int index = decoder_selector_->findData(QVariant::fromValue((void*)dec.get())); | |
283 | ||
284 | if (index != -1) | |
285 | decoder_selector_->setItemText(index, signal->name()); | |
286 | } | |
287 | } | |
288 | ||
289 | void View::on_new_annotations() | |
290 | { | |
291 | if (!delayed_view_updater_.isActive()) | |
292 | delayed_view_updater_.start(); | |
293 | } | |
294 | ||
295 | void View::on_decoder_stacked(void* decoder) | |
296 | { | |
297 | // TODO This doesn't change existing entries for the same signal - but it should as the naming scheme may change | |
298 | ||
299 | Decoder* d = static_cast<Decoder*>(decoder); | |
300 | ||
301 | // Find the signal that contains the selected decoder | |
302 | DecodeSignal* signal = nullptr; | |
303 | ||
304 | for (const shared_ptr<DecodeSignal>& ds : decode_signals_) | |
305 | for (const shared_ptr<Decoder>& dec : ds->decoder_stack()) | |
306 | if (d == dec.get()) | |
307 | signal = ds.get(); | |
308 | ||
309 | assert(signal); | |
310 | ||
311 | // Add the decoder to the list | |
312 | QString title = QString("%1 (%2)").arg(signal->name(), d->name()); | |
313 | decoder_selector_->addItem(title, QVariant::fromValue((void*)d)); | |
314 | } | |
315 | ||
316 | void View::on_decoder_removed(void* decoder) | |
317 | { | |
318 | Decoder* d = static_cast<Decoder*>(decoder); | |
319 | ||
320 | // Remove the decoder from the list | |
321 | int index = decoder_selector_->findData(QVariant::fromValue((void*)d)); | |
322 | ||
323 | if (index != -1) | |
324 | decoder_selector_->removeItem(index); | |
325 | } | |
326 | ||
327 | void View::on_actionSave_triggered(QAction* action) | |
328 | { | |
329 | (void)action; | |
330 | ||
331 | save_data(); | |
332 | } | |
333 | ||
334 | void View::perform_delayed_view_update() | |
335 | { | |
336 | update_data(); | |
337 | } | |
338 | ||
339 | ||
340 | } // namespace tabular_decoder | |
341 | } // namespace views | |
342 | } // namespace pv |