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AnalogSignal: Make sure the trace is redrawn when changing vdiv count
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1/*
2 * This file is part of the PulseView project.
3 *
4 * Copyright (C) 2012 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
21#include <cassert>
22
23#ifdef ENABLE_DECODE
24#include <libsigrokdecode/libsigrokdecode.h>
25#endif
26
27#include <algorithm>
28#include <iterator>
29
30#include <boost/algorithm/string/join.hpp>
31
32#include <QAction>
33#include <QApplication>
34#include <QButtonGroup>
35#include <QCloseEvent>
36#include <QFileDialog>
37#include <QMessageBox>
38#include <QMenu>
39#include <QMenuBar>
40#include <QSettings>
41#include <QStatusBar>
42#include <QVBoxLayout>
43#include <QWidget>
44
45#include "mainwindow.hpp"
46
47#include "devicemanager.hpp"
48#include "util.hpp"
49#include "data/segment.hpp"
50#include "devices/hardwaredevice.hpp"
51#include "devices/inputfile.hpp"
52#include "devices/sessionfile.hpp"
53#include "dialogs/about.hpp"
54#include "dialogs/connect.hpp"
55#include "dialogs/inputoutputoptions.hpp"
56#include "dialogs/storeprogress.hpp"
57#include "toolbars/mainbar.hpp"
58#include "view/logicsignal.hpp"
59#include "view/view.hpp"
60#include "widgets/exportmenu.hpp"
61#include "widgets/importmenu.hpp"
62#ifdef ENABLE_DECODE
63#include "widgets/decodermenu.hpp"
64#endif
65#include "widgets/hidingmenubar.hpp"
66
67#include <inttypes.h>
68#include <stdint.h>
69#include <stdarg.h>
70#include <glib.h>
71#include <libsigrokcxx/libsigrokcxx.hpp>
72
73using std::cerr;
74using std::endl;
75using std::list;
76using std::map;
77using std::pair;
78using std::shared_ptr;
79using std::string;
80using std::vector;
81
82using boost::algorithm::join;
83
84using sigrok::Error;
85using sigrok::OutputFormat;
86using sigrok::InputFormat;
87
88namespace pv {
89
90namespace view {
91class ViewItem;
92}
93
94const char *MainWindow::SettingOpenDirectory = "MainWindow/OpenDirectory";
95const char *MainWindow::SettingSaveDirectory = "MainWindow/SaveDirectory";
96
97MainWindow::MainWindow(DeviceManager &device_manager,
98 string open_file_name, string open_file_format,
99 QWidget *parent) :
100 QMainWindow(parent),
101 device_manager_(device_manager),
102 session_(device_manager),
103 action_open_(new QAction(this)),
104 action_save_as_(new QAction(this)),
105 action_save_selection_as_(new QAction(this)),
106 action_connect_(new QAction(this)),
107 action_quit_(new QAction(this)),
108 action_view_zoom_in_(new QAction(this)),
109 action_view_zoom_out_(new QAction(this)),
110 action_view_zoom_fit_(new QAction(this)),
111 action_view_zoom_one_to_one_(new QAction(this)),
112 action_view_sticky_scrolling_(new QAction(this)),
113 action_view_coloured_bg_(new QAction(this)),
114 action_view_show_cursors_(new QAction(this)),
115 action_about_(new QAction(this))
116#ifdef ENABLE_DECODE
117 , menu_decoders_add_(new pv::widgets::DecoderMenu(this, true))
118#endif
119{
120 qRegisterMetaType<util::Timestamp>("util::Timestamp");
121
122 setup_ui();
123 restore_ui_settings();
124 if (open_file_name.empty())
125 select_init_device();
126 else
127 load_init_file(open_file_name, open_file_format);
128}
129
130QAction* MainWindow::action_open() const
131{
132 return action_open_;
133}
134
135QAction* MainWindow::action_save_as() const
136{
137 return action_save_as_;
138}
139
140QAction* MainWindow::action_save_selection_as() const
141{
142 return action_save_selection_as_;
143}
144
145QAction* MainWindow::action_connect() const
146{
147 return action_connect_;
148}
149
150QAction* MainWindow::action_quit() const
151{
152 return action_quit_;
153}
154
155QAction* MainWindow::action_view_zoom_in() const
156{
157 return action_view_zoom_in_;
158}
159
160QAction* MainWindow::action_view_zoom_out() const
161{
162 return action_view_zoom_out_;
163}
164
165QAction* MainWindow::action_view_zoom_fit() const
166{
167 return action_view_zoom_fit_;
168}
169
170QAction* MainWindow::action_view_zoom_one_to_one() const
171{
172 return action_view_zoom_one_to_one_;
173}
174
175QAction* MainWindow::action_view_sticky_scrolling() const
176{
177 return action_view_sticky_scrolling_;
178}
179
180QAction* MainWindow::action_view_coloured_bg() const
181{
182 return action_view_coloured_bg_;
183}
184
185QAction* MainWindow::action_view_show_cursors() const
186{
187 return action_view_show_cursors_;
188}
189
190QAction* MainWindow::action_about() const
191{
192 return action_about_;
193}
194
195#ifdef ENABLE_DECODE
196QMenu* MainWindow::menu_decoder_add() const
197{
198 return menu_decoders_add_;
199}
200#endif
201
202void MainWindow::run_stop()
203{
204 switch (session_.get_capture_state()) {
205 case Session::Stopped:
206 session_.start_capture([&](QString message) {
207 session_error("Capture failed", message); });
208 break;
209 case Session::AwaitingTrigger:
210 case Session::Running:
211 session_.stop_capture();
212 break;
213 }
214}
215
216void MainWindow::select_device(shared_ptr<devices::Device> device)
217{
218 try {
219 if (device)
220 session_.set_device(device);
221 else
222 session_.set_default_device();
223 } catch (const QString &e) {
224 QMessageBox msg(this);
225 msg.setText(e);
226 msg.setInformativeText(tr("Failed to Select Device"));
227 msg.setStandardButtons(QMessageBox::Ok);
228 msg.setIcon(QMessageBox::Warning);
229 msg.exec();
230 }
231}
232
233void MainWindow::export_file(shared_ptr<OutputFormat> format,
234 bool selection_only)
235{
236 using pv::dialogs::StoreProgress;
237
238 // Stop any currently running capture session
239 session_.stop_capture();
240
241 QSettings settings;
242 const QString dir = settings.value(SettingSaveDirectory).toString();
243
244 std::pair<uint64_t, uint64_t> sample_range;
245
246 // Selection only? Verify that the cursors are active and fetch their values
247 if (selection_only) {
248 if (!view_->cursors()->enabled()) {
249 show_session_error(tr("Missing Cursors"), tr("You need to set the " \
250 "cursors before you can save the data enclosed by them " \
251 "to a session file (e.g. using ALT-V - Show Cursors)."));
252 return;
253 }
254
255 const double samplerate = session_.get_samplerate();
256
257 const pv::util::Timestamp& start_time = view_->cursors()->first()->time();
258 const pv::util::Timestamp& end_time = view_->cursors()->second()->time();
259
260 const uint64_t start_sample = start_time.convert_to<double>() * samplerate;
261 const uint64_t end_sample = end_time.convert_to<double>() * samplerate;
262
263 sample_range = std::make_pair(start_sample, end_sample);
264 } else {
265 sample_range = std::make_pair(0, 0);
266 }
267
268 // Construct the filter
269 const vector<string> exts = format->extensions();
270 QString filter = tr("%1 files ").arg(
271 QString::fromStdString(format->description()));
272
273 if (exts.empty())
274 filter += "(*.*)";
275 else
276 filter += QString("(*.%1);;%2 (*.*)").arg(
277 QString::fromStdString(join(exts, ", *.")),
278 tr("All Files"));
279
280 // Show the file dialog
281 const QString file_name = QFileDialog::getSaveFileName(
282 this, tr("Save File"), dir, filter);
283
284 if (file_name.isEmpty())
285 return;
286
287 const QString abs_path = QFileInfo(file_name).absolutePath();
288 settings.setValue(SettingSaveDirectory, abs_path);
289
290 // Show the options dialog
291 map<string, Glib::VariantBase> options;
292 if (!format->options().empty()) {
293 dialogs::InputOutputOptions dlg(
294 tr("Export %1").arg(QString::fromStdString(
295 format->description())),
296 format->options(), this);
297 if (!dlg.exec())
298 return;
299 options = dlg.options();
300 }
301
302 StoreProgress *dlg = new StoreProgress(file_name, format, options,
303 sample_range, session_, this);
304 dlg->run();
305}
306
307void MainWindow::import_file(shared_ptr<InputFormat> format)
308{
309 assert(format);
310
311 QSettings settings;
312 const QString dir = settings.value(SettingOpenDirectory).toString();
313
314 // Construct the filter
315 const vector<string> exts = format->extensions();
316 const QString filter = exts.empty() ? "" :
317 tr("%1 files (*.%2)").arg(
318 QString::fromStdString(format->description()),
319 QString::fromStdString(join(exts, ", *.")));
320
321 // Show the file dialog
322 const QString file_name = QFileDialog::getOpenFileName(
323 this, tr("Import File"), dir, tr(
324 "%1 files (*.*);;All Files (*.*)").arg(
325 QString::fromStdString(format->description())));
326
327 if (file_name.isEmpty())
328 return;
329
330 // Show the options dialog
331 map<string, Glib::VariantBase> options;
332 if (!format->options().empty()) {
333 dialogs::InputOutputOptions dlg(
334 tr("Import %1").arg(QString::fromStdString(
335 format->description())),
336 format->options(), this);
337 if (!dlg.exec())
338 return;
339 options = dlg.options();
340 }
341
342 load_file(file_name, format, options);
343
344 const QString abs_path = QFileInfo(file_name).absolutePath();
345 settings.setValue(SettingOpenDirectory, abs_path);
346}
347
348void MainWindow::setup_ui()
349{
350 setObjectName(QString::fromUtf8("MainWindow"));
351
352 // Set the window icon
353 QIcon icon;
354 icon.addFile(QString(":/icons/sigrok-logo-notext.svg"));
355 setWindowIcon(icon);
356
357 // Setup the central widget
358 central_widget_ = new QWidget(this);
359 vertical_layout_ = new QVBoxLayout(central_widget_);
360 vertical_layout_->setSpacing(6);
361 vertical_layout_->setContentsMargins(0, 0, 0, 0);
362 setCentralWidget(central_widget_);
363
364 view_ = new pv::view::View(session_, this);
365
366 vertical_layout_->addWidget(view_);
367
368 // Setup the menu bar
369 pv::widgets::HidingMenuBar *const menu_bar =
370 new pv::widgets::HidingMenuBar(this);
371
372 // File Menu
373 QMenu *const menu_file = new QMenu;
374 menu_file->setTitle(tr("&File"));
375
376 action_open_->setText(tr("&Open..."));
377 action_open_->setIcon(QIcon::fromTheme("document-open",
378 QIcon(":/icons/document-open.png")));
379 action_open_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_O));
380 action_open_->setObjectName(QString::fromUtf8("actionOpen"));
381 menu_file->addAction(action_open_);
382
383 action_save_as_->setText(tr("&Save As..."));
384 action_save_as_->setIcon(QIcon::fromTheme("document-save-as",
385 QIcon(":/icons/document-save-as.png")));
386 action_save_as_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S));
387 action_save_as_->setObjectName(QString::fromUtf8("actionSaveAs"));
388 menu_file->addAction(action_save_as_);
389
390 action_save_selection_as_->setText(tr("Save Selected &Range As..."));
391 action_save_selection_as_->setIcon(QIcon::fromTheme("document-save-as",
392 QIcon(":/icons/document-save-as.png")));
393 action_save_selection_as_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_R));
394 action_save_selection_as_->setObjectName(QString::fromUtf8("actionSaveSelectionAs"));
395 menu_file->addAction(action_save_selection_as_);
396
397 menu_file->addSeparator();
398
399 widgets::ExportMenu *menu_file_export = new widgets::ExportMenu(this,
400 device_manager_.context());
401 menu_file_export->setTitle(tr("&Export"));
402 connect(menu_file_export,
403 SIGNAL(format_selected(std::shared_ptr<sigrok::OutputFormat>)),
404 this, SLOT(export_file(std::shared_ptr<sigrok::OutputFormat>)));
405 menu_file->addAction(menu_file_export->menuAction());
406
407 widgets::ImportMenu *menu_file_import = new widgets::ImportMenu(this,
408 device_manager_.context());
409 menu_file_import->setTitle(tr("&Import"));
410 connect(menu_file_import,
411 SIGNAL(format_selected(std::shared_ptr<sigrok::InputFormat>)),
412 this, SLOT(import_file(std::shared_ptr<sigrok::InputFormat>)));
413 menu_file->addAction(menu_file_import->menuAction());
414
415 menu_file->addSeparator();
416
417 action_connect_->setText(tr("&Connect to Device..."));
418 action_connect_->setObjectName(QString::fromUtf8("actionConnect"));
419 menu_file->addAction(action_connect_);
420
421 menu_file->addSeparator();
422
423 action_quit_->setText(tr("&Quit"));
424 action_quit_->setIcon(QIcon::fromTheme("application-exit",
425 QIcon(":/icons/application-exit.png")));
426 action_quit_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
427 action_quit_->setObjectName(QString::fromUtf8("actionQuit"));
428 menu_file->addAction(action_quit_);
429
430 // View Menu
431 QMenu *menu_view = new QMenu;
432 menu_view->setTitle(tr("&View"));
433
434 action_view_zoom_in_->setText(tr("Zoom &In"));
435 action_view_zoom_in_->setIcon(QIcon::fromTheme("zoom-in",
436 QIcon(":/icons/zoom-in.png")));
437 // simply using Qt::Key_Plus shows no + in the menu
438 action_view_zoom_in_->setShortcut(QKeySequence::ZoomIn);
439 action_view_zoom_in_->setObjectName(
440 QString::fromUtf8("actionViewZoomIn"));
441 menu_view->addAction(action_view_zoom_in_);
442
443 action_view_zoom_out_->setText(tr("Zoom &Out"));
444 action_view_zoom_out_->setIcon(QIcon::fromTheme("zoom-out",
445 QIcon(":/icons/zoom-out.png")));
446 action_view_zoom_out_->setShortcut(QKeySequence::ZoomOut);
447 action_view_zoom_out_->setObjectName(
448 QString::fromUtf8("actionViewZoomOut"));
449 menu_view->addAction(action_view_zoom_out_);
450
451 action_view_zoom_fit_->setCheckable(true);
452 action_view_zoom_fit_->setText(tr("Zoom to &Fit"));
453 action_view_zoom_fit_->setIcon(QIcon::fromTheme("zoom-fit",
454 QIcon(":/icons/zoom-fit.png")));
455 action_view_zoom_fit_->setShortcut(QKeySequence(Qt::Key_F));
456 action_view_zoom_fit_->setObjectName(
457 QString::fromUtf8("actionViewZoomFit"));
458 menu_view->addAction(action_view_zoom_fit_);
459
460 action_view_zoom_one_to_one_->setText(tr("Zoom to O&ne-to-One"));
461 action_view_zoom_one_to_one_->setIcon(QIcon::fromTheme("zoom-original",
462 QIcon(":/icons/zoom-original.png")));
463 action_view_zoom_one_to_one_->setShortcut(QKeySequence(Qt::Key_O));
464 action_view_zoom_one_to_one_->setObjectName(
465 QString::fromUtf8("actionViewZoomOneToOne"));
466 menu_view->addAction(action_view_zoom_one_to_one_);
467
468 menu_view->addSeparator();
469
470 action_view_sticky_scrolling_->setCheckable(true);
471 action_view_sticky_scrolling_->setChecked(true);
472 action_view_sticky_scrolling_->setShortcut(QKeySequence(Qt::Key_S));
473 action_view_sticky_scrolling_->setObjectName(
474 QString::fromUtf8("actionViewStickyScrolling"));
475 action_view_sticky_scrolling_->setText(tr("&Sticky Scrolling"));
476 menu_view->addAction(action_view_sticky_scrolling_);
477
478 view_->enable_sticky_scrolling(action_view_sticky_scrolling_->isChecked());
479
480 menu_view->addSeparator();
481
482 action_view_coloured_bg_->setCheckable(true);
483 action_view_coloured_bg_->setChecked(true);
484 action_view_coloured_bg_->setShortcut(QKeySequence(Qt::Key_B));
485 action_view_coloured_bg_->setObjectName(
486 QString::fromUtf8("actionViewColouredBg"));
487 action_view_coloured_bg_->setText(tr("Use &coloured backgrounds"));
488 menu_view->addAction(action_view_coloured_bg_);
489
490 view_->enable_coloured_bg(action_view_coloured_bg_->isChecked());
491
492 menu_view->addSeparator();
493
494 action_view_show_cursors_->setCheckable(true);
495 action_view_show_cursors_->setChecked(view_->cursors_shown());
496 action_view_show_cursors_->setIcon(QIcon::fromTheme("show-cursors",
497 QIcon(":/icons/show-cursors.svg")));
498 action_view_show_cursors_->setShortcut(QKeySequence(Qt::Key_C));
499 action_view_show_cursors_->setObjectName(
500 QString::fromUtf8("actionViewShowCursors"));
501 action_view_show_cursors_->setText(tr("Show &Cursors"));
502 menu_view->addAction(action_view_show_cursors_);
503
504 // Decoders Menu
505#ifdef ENABLE_DECODE
506 QMenu *const menu_decoders = new QMenu;
507 menu_decoders->setTitle(tr("&Decoders"));
508
509 menu_decoders_add_->setTitle(tr("&Add"));
510 connect(menu_decoders_add_, SIGNAL(decoder_selected(srd_decoder*)),
511 this, SLOT(add_decoder(srd_decoder*)));
512
513 menu_decoders->addMenu(menu_decoders_add_);
514#endif
515
516 // Help Menu
517 QMenu *const menu_help = new QMenu;
518 menu_help->setTitle(tr("&Help"));
519
520 action_about_->setObjectName(QString::fromUtf8("actionAbout"));
521 action_about_->setText(tr("&About..."));
522 menu_help->addAction(action_about_);
523
524 menu_bar->addAction(menu_file->menuAction());
525 menu_bar->addAction(menu_view->menuAction());
526#ifdef ENABLE_DECODE
527 menu_bar->addAction(menu_decoders->menuAction());
528#endif
529 menu_bar->addAction(menu_help->menuAction());
530
531 setMenuBar(menu_bar);
532 QMetaObject::connectSlotsByName(this);
533
534 // Also add all actions to the main window for always-enabled hotkeys
535 for (QAction* action : menu_bar->actions())
536 this->addAction(action);
537
538 // Setup the toolbar
539 main_bar_ = new toolbars::MainBar(session_, *this);
540
541 // Populate the device list and select the initially selected device
542 update_device_list();
543
544 addToolBar(main_bar_);
545
546 // Set the title
547 setWindowTitle(tr("PulseView"));
548
549 // Setup session_ events
550 connect(&session_, SIGNAL(capture_state_changed(int)), this,
551 SLOT(capture_state_changed(int)));
552 connect(&session_, SIGNAL(device_selected()), this,
553 SLOT(device_selected()));
554 connect(&session_, SIGNAL(trigger_event(util::Timestamp)), view_,
555 SLOT(trigger_event(util::Timestamp)));
556
557 // Setup view_ events
558 connect(view_, SIGNAL(sticky_scrolling_changed(bool)), this,
559 SLOT(sticky_scrolling_changed(bool)));
560 connect(view_, SIGNAL(always_zoom_to_fit_changed(bool)), this,
561 SLOT(always_zoom_to_fit_changed(bool)));
562
563}
564
565void MainWindow::select_init_device()
566{
567 QSettings settings;
568 map<string, string> dev_info;
569 list<string> key_list;
570 shared_ptr<devices::HardwareDevice> device;
571
572 // Re-select last used device if possible but only if it's not demo
573 settings.beginGroup("Device");
574 key_list.push_back("vendor");
575 key_list.push_back("model");
576 key_list.push_back("version");
577 key_list.push_back("serial_num");
578 key_list.push_back("connection_id");
579
580 for (string key : key_list) {
581 const QString k = QString::fromStdString(key);
582 if (!settings.contains(k))
583 continue;
584
585 const string value = settings.value(k).toString().toStdString();
586 if (!value.empty())
587 dev_info.insert(std::make_pair(key, value));
588 }
589
590 if (dev_info.count("model") > 0)
591 if (dev_info.at("model").find("Demo device") == std::string::npos)
592 device = device_manager_.find_device_from_info(dev_info);
593
594 // When we can't find a device similar to the one we used last
595 // time and there is at least one device aside from demo, use it
596 if (!device) {
597 for (shared_ptr<devices::HardwareDevice> dev : device_manager_.devices()) {
598 dev_info = device_manager_.get_device_info(dev);
599
600 if (dev_info.count("model") > 0)
601 if (dev_info.at("model").find("Demo device") == std::string::npos) {
602 device = dev;
603 break;
604 }
605 }
606 }
607
608 select_device(device);
609 update_device_list();
610
611 settings.endGroup();
612}
613
614void MainWindow::load_init_file(const std::string &file_name,
615 const std::string &format)
616{
617 shared_ptr<InputFormat> input_format;
618
619 if (!format.empty()) {
620 const map<string, shared_ptr<InputFormat> > formats =
621 device_manager_.context()->input_formats();
622 const auto iter = find_if(formats.begin(), formats.end(),
623 [&](const pair<string, shared_ptr<InputFormat> > f) {
624 return f.first == format; });
625 if (iter == formats.end()) {
626 cerr << "Unexpected input format: " << format << endl;
627 return;
628 }
629
630 input_format = (*iter).second;
631 }
632
633 load_file(QString::fromStdString(file_name), input_format);
634}
635
636
637void MainWindow::save_ui_settings()
638{
639 QSettings settings;
640
641 map<string, string> dev_info;
642 list<string> key_list;
643
644 settings.beginGroup("MainWindow");
645 settings.setValue("state", saveState());
646 settings.setValue("geometry", saveGeometry());
647 settings.endGroup();
648
649 if (session_.device()) {
650 settings.beginGroup("Device");
651 key_list.push_back("vendor");
652 key_list.push_back("model");
653 key_list.push_back("version");
654 key_list.push_back("serial_num");
655 key_list.push_back("connection_id");
656
657 dev_info = device_manager_.get_device_info(
658 session_.device());
659
660 for (string key : key_list) {
661 if (dev_info.count(key))
662 settings.setValue(QString::fromUtf8(key.c_str()),
663 QString::fromUtf8(dev_info.at(key).c_str()));
664 else
665 settings.remove(QString::fromUtf8(key.c_str()));
666 }
667
668 settings.endGroup();
669 }
670}
671
672void MainWindow::restore_ui_settings()
673{
674 QSettings settings;
675
676 settings.beginGroup("MainWindow");
677
678 if (settings.contains("geometry")) {
679 restoreGeometry(settings.value("geometry").toByteArray());
680 restoreState(settings.value("state").toByteArray());
681 } else
682 resize(1000, 720);
683
684 settings.endGroup();
685}
686
687void MainWindow::session_error(
688 const QString text, const QString info_text)
689{
690 QMetaObject::invokeMethod(this, "show_session_error",
691 Qt::QueuedConnection, Q_ARG(QString, text),
692 Q_ARG(QString, info_text));
693}
694
695void MainWindow::update_device_list()
696{
697 main_bar_->update_device_list();
698}
699
700void MainWindow::load_file(QString file_name,
701 std::shared_ptr<sigrok::InputFormat> format,
702 const std::map<std::string, Glib::VariantBase> &options)
703{
704 const QString errorMessage(
705 QString("Failed to load file %1").arg(file_name));
706
707 try {
708 if (format)
709 session_.set_device(shared_ptr<devices::Device>(
710 new devices::InputFile(
711 device_manager_.context(),
712 file_name.toStdString(),
713 format, options)));
714 else
715 session_.set_device(shared_ptr<devices::Device>(
716 new devices::SessionFile(
717 device_manager_.context(),
718 file_name.toStdString())));
719 } catch (Error e) {
720 show_session_error(tr("Failed to load ") + file_name, e.what());
721 session_.set_default_device();
722 update_device_list();
723 return;
724 }
725
726 update_device_list();
727
728 session_.start_capture([&, errorMessage](QString infoMessage) {
729 session_error(errorMessage, infoMessage); });
730}
731
732void MainWindow::closeEvent(QCloseEvent *event)
733{
734 save_ui_settings();
735 event->accept();
736}
737
738void MainWindow::keyReleaseEvent(QKeyEvent *event)
739{
740 if (event->key() == Qt::Key_Alt) {
741 menuBar()->setHidden(!menuBar()->isHidden());
742 menuBar()->setFocus();
743 }
744 QMainWindow::keyReleaseEvent(event);
745}
746
747void MainWindow::show_session_error(
748 const QString text, const QString info_text)
749{
750 QMessageBox msg(this);
751 msg.setText(text);
752 msg.setInformativeText(info_text);
753 msg.setStandardButtons(QMessageBox::Ok);
754 msg.setIcon(QMessageBox::Warning);
755 msg.exec();
756}
757
758void MainWindow::on_actionOpen_triggered()
759{
760 QSettings settings;
761 const QString dir = settings.value(SettingOpenDirectory).toString();
762
763 // Show the dialog
764 const QString file_name = QFileDialog::getOpenFileName(
765 this, tr("Open File"), dir, tr(
766 "Sigrok Sessions (*.sr);;"
767 "All Files (*.*)"));
768
769 if (!file_name.isEmpty()) {
770 load_file(file_name);
771
772 const QString abs_path = QFileInfo(file_name).absolutePath();
773 settings.setValue(SettingOpenDirectory, abs_path);
774 }
775}
776
777void MainWindow::on_actionSaveAs_triggered()
778{
779 export_file(device_manager_.context()->output_formats()["srzip"]);
780}
781
782void MainWindow::on_actionSaveSelectionAs_triggered()
783{
784 export_file(device_manager_.context()->output_formats()["srzip"], true);
785}
786
787void MainWindow::on_actionConnect_triggered()
788{
789 // Stop any currently running capture session
790 session_.stop_capture();
791
792 dialogs::Connect dlg(this, device_manager_);
793
794 // If the user selected a device, select it in the device list. Select the
795 // current device otherwise.
796 if (dlg.exec())
797 select_device(dlg.get_selected_device());
798
799 update_device_list();
800}
801
802void MainWindow::on_actionQuit_triggered()
803{
804 close();
805}
806
807void MainWindow::on_actionViewZoomIn_triggered()
808{
809 view_->zoom(1);
810}
811
812void MainWindow::on_actionViewZoomOut_triggered()
813{
814 view_->zoom(-1);
815}
816
817void MainWindow::on_actionViewZoomFit_triggered()
818{
819 view_->zoom_fit(action_view_zoom_fit_->isChecked());
820}
821
822void MainWindow::on_actionViewZoomOneToOne_triggered()
823{
824 view_->zoom_one_to_one();
825}
826
827void MainWindow::on_actionViewStickyScrolling_triggered()
828{
829 view_->enable_sticky_scrolling(action_view_sticky_scrolling_->isChecked());
830}
831
832void MainWindow::on_actionViewColouredBg_triggered()
833{
834 view_->enable_coloured_bg(action_view_coloured_bg_->isChecked());
835}
836
837void MainWindow::on_actionViewShowCursors_triggered()
838{
839 assert(view_);
840
841 const bool show = !view_->cursors_shown();
842 if (show)
843 view_->centre_cursors();
844
845 view_->show_cursors(show);
846}
847
848void MainWindow::on_actionAbout_triggered()
849{
850 dialogs::About dlg(device_manager_.context(), this);
851 dlg.exec();
852}
853
854void MainWindow::sticky_scrolling_changed(bool state)
855{
856 action_view_sticky_scrolling_->setChecked(state);
857}
858
859void MainWindow::always_zoom_to_fit_changed(bool state)
860{
861 action_view_zoom_fit_->setChecked(state);
862}
863
864void MainWindow::add_decoder(srd_decoder *decoder)
865{
866#ifdef ENABLE_DECODE
867 assert(decoder);
868 session_.add_decoder(decoder);
869#else
870 (void)decoder;
871#endif
872}
873
874void MainWindow::capture_state_changed(int state)
875{
876 main_bar_->set_capture_state((pv::Session::capture_state)state);
877}
878
879void MainWindow::device_selected()
880{
881 // Set the title to include the device/file name
882 const shared_ptr<devices::Device> device = session_.device();
883 if (!device)
884 return;
885
886 const string display_name = device->display_name(device_manager_);
887 setWindowTitle(tr("%1 - PulseView").arg(display_name.c_str()));
888}
889
890} // namespace pv
Qt based LA/scope/MSO GUI