]>
Commit | Line | Data |
---|---|---|
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, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include <cassert> | |
21 | ||
22 | #ifdef ENABLE_DECODE | |
23 | #include <libsigrokdecode/libsigrokdecode.h> | |
24 | #endif | |
25 | ||
26 | #include <algorithm> | |
27 | #include <iterator> | |
28 | ||
29 | #include <QAction> | |
30 | #include <QApplication> | |
31 | #include <QCloseEvent> | |
32 | #include <QDockWidget> | |
33 | #include <QHBoxLayout> | |
34 | #include <QMessageBox> | |
35 | #include <QSettings> | |
36 | #include <QWidget> | |
37 | #include <QShortcut> | |
38 | ||
39 | #include "mainwindow.hpp" | |
40 | ||
41 | #include "devicemanager.hpp" | |
42 | #include "globalsettings.hpp" | |
43 | #include "util.hpp" | |
44 | #include "devices/hardwaredevice.hpp" | |
45 | #include "dialogs/about.hpp" | |
46 | #include "dialogs/settings.hpp" | |
47 | #include "toolbars/mainbar.hpp" | |
48 | #include "view/view.hpp" | |
49 | #include "views/trace/standardbar.hpp" | |
50 | ||
51 | #include <stdint.h> | |
52 | #include <stdarg.h> | |
53 | #include <libsigrokcxx/libsigrokcxx.hpp> | |
54 | ||
55 | using std::dynamic_pointer_cast; | |
56 | using std::list; | |
57 | using std::make_shared; | |
58 | using std::map; | |
59 | using std::shared_ptr; | |
60 | using std::string; | |
61 | ||
62 | namespace pv { | |
63 | ||
64 | namespace view { | |
65 | class ViewItem; | |
66 | } | |
67 | ||
68 | using toolbars::MainBar; | |
69 | ||
70 | using std::bind; | |
71 | using std::placeholders::_1; | |
72 | ||
73 | const QString MainWindow::WindowTitle = tr("PulseView"); | |
74 | ||
75 | MainWindow::MainWindow(DeviceManager &device_manager, | |
76 | string open_file_name, string open_file_format, | |
77 | QWidget *parent) : | |
78 | QMainWindow(parent), | |
79 | device_manager_(device_manager), | |
80 | session_selector_(this), | |
81 | session_state_mapper_(this), | |
82 | action_about_(new QAction(this)), | |
83 | icon_red_(":/icons/status-red.svg"), | |
84 | icon_green_(":/icons/status-green.svg"), | |
85 | icon_grey_(":/icons/status-grey.svg") | |
86 | { | |
87 | qRegisterMetaType<util::Timestamp>("util::Timestamp"); | |
88 | qRegisterMetaType<uint64_t>("uint64_t"); | |
89 | ||
90 | GlobalSettings::register_change_handler(GlobalSettings::Key_View_ColouredBG, | |
91 | bind(&MainWindow::on_settingViewColouredBg_changed, this, _1)); | |
92 | ||
93 | setup_ui(); | |
94 | restore_ui_settings(); | |
95 | ||
96 | if (!open_file_name.empty()) { | |
97 | shared_ptr<Session> session = add_session(); | |
98 | session->load_init_file(open_file_name, open_file_format); | |
99 | } | |
100 | ||
101 | // Add empty default session if there aren't any sessions | |
102 | if (sessions_.size() == 0) { | |
103 | shared_ptr<Session> session = add_session(); | |
104 | ||
105 | map<string, string> dev_info; | |
106 | shared_ptr<devices::HardwareDevice> other_device, demo_device; | |
107 | ||
108 | // Use any available device that's not demo | |
109 | for (shared_ptr<devices::HardwareDevice> dev : device_manager_.devices()) { | |
110 | if (dev->hardware_device()->driver()->name() == "demo") { | |
111 | demo_device = dev; | |
112 | } else { | |
113 | other_device = dev; | |
114 | } | |
115 | } | |
116 | ||
117 | // ...and if there isn't any, just use demo then | |
118 | session->select_device(other_device ? other_device : demo_device); | |
119 | } | |
120 | } | |
121 | ||
122 | MainWindow::~MainWindow() | |
123 | { | |
124 | while (!sessions_.empty()) | |
125 | remove_session(sessions_.front()); | |
126 | } | |
127 | ||
128 | QAction* MainWindow::action_about() const | |
129 | { | |
130 | return action_about_; | |
131 | } | |
132 | ||
133 | shared_ptr<views::ViewBase> MainWindow::get_active_view() const | |
134 | { | |
135 | // If there's only one view, use it... | |
136 | if (view_docks_.size() == 1) | |
137 | return view_docks_.begin()->second; | |
138 | ||
139 | // ...otherwise find the dock widget the widget with focus is contained in | |
140 | QObject *w = QApplication::focusWidget(); | |
141 | QDockWidget *dock = 0; | |
142 | ||
143 | while (w) { | |
144 | dock = qobject_cast<QDockWidget*>(w); | |
145 | if (dock) | |
146 | break; | |
147 | w = w->parent(); | |
148 | } | |
149 | ||
150 | // Get the view contained in the dock widget | |
151 | for (auto entry : view_docks_) | |
152 | if (entry.first == dock) | |
153 | return entry.second; | |
154 | ||
155 | return nullptr; | |
156 | } | |
157 | ||
158 | shared_ptr<views::ViewBase> MainWindow::add_view(const QString &title, | |
159 | views::ViewType type, Session &session) | |
160 | { | |
161 | GlobalSettings settings; | |
162 | shared_ptr<views::ViewBase> v; | |
163 | ||
164 | QMainWindow *main_window = nullptr; | |
165 | for (auto entry : session_windows_) | |
166 | if (entry.first.get() == &session) | |
167 | main_window = entry.second; | |
168 | ||
169 | assert(main_window); | |
170 | ||
171 | shared_ptr<MainBar> main_bar = session.main_bar(); | |
172 | ||
173 | QDockWidget* dock = new QDockWidget(title, main_window); | |
174 | dock->setObjectName(title); | |
175 | main_window->addDockWidget(Qt::TopDockWidgetArea, dock); | |
176 | ||
177 | // Insert a QMainWindow into the dock widget to allow for a tool bar | |
178 | QMainWindow *dock_main = new QMainWindow(dock); | |
179 | dock_main->setWindowFlags(Qt::Widget); // Remove Qt::Window flag | |
180 | ||
181 | if (type == views::ViewTypeTrace) | |
182 | // This view will be the main view if there's no main bar yet | |
183 | v = make_shared<views::TraceView::View>(session, | |
184 | (main_bar ? false : true), dock_main); | |
185 | ||
186 | if (!v) | |
187 | return nullptr; | |
188 | ||
189 | view_docks_[dock] = v; | |
190 | session.register_view(v); | |
191 | ||
192 | dock_main->setCentralWidget(v.get()); | |
193 | dock->setWidget(dock_main); | |
194 | ||
195 | dock->setFeatures(QDockWidget::DockWidgetMovable | | |
196 | QDockWidget::DockWidgetFloatable | QDockWidget::DockWidgetClosable); | |
197 | ||
198 | QAbstractButton *close_btn = | |
199 | dock->findChildren<QAbstractButton*> | |
200 | ("qt_dockwidget_closebutton").front(); | |
201 | ||
202 | connect(close_btn, SIGNAL(clicked(bool)), | |
203 | this, SLOT(on_view_close_clicked())); | |
204 | ||
205 | connect(&session, SIGNAL(trigger_event(util::Timestamp)), | |
206 | qobject_cast<views::ViewBase*>(v.get()), | |
207 | SLOT(trigger_event(util::Timestamp))); | |
208 | ||
209 | if (type == views::ViewTypeTrace) { | |
210 | views::TraceView::View *tv = | |
211 | qobject_cast<views::TraceView::View*>(v.get()); | |
212 | ||
213 | tv->enable_sticky_scrolling(true); | |
214 | tv->enable_coloured_bg(settings.value(GlobalSettings::Key_View_ColouredBG).toBool()); | |
215 | ||
216 | if (!main_bar) { | |
217 | /* Initial view, create the main bar */ | |
218 | main_bar = make_shared<MainBar>(session, this, tv); | |
219 | dock_main->addToolBar(main_bar.get()); | |
220 | session.set_main_bar(main_bar); | |
221 | ||
222 | connect(main_bar.get(), SIGNAL(new_view(Session*)), | |
223 | this, SLOT(on_new_view(Session*))); | |
224 | ||
225 | main_bar->action_view_show_cursors()->setChecked(tv->cursors_shown()); | |
226 | ||
227 | /* For the main view we need to prevent the dock widget from | |
228 | * closing itself when its close button is clicked. This is | |
229 | * so we can confirm with the user first. Regular views don't | |
230 | * need this */ | |
231 | close_btn->disconnect(SIGNAL(clicked()), dock, SLOT(close())); | |
232 | } else { | |
233 | /* Additional view, create a standard bar */ | |
234 | pv::views::trace::StandardBar *standard_bar = | |
235 | new pv::views::trace::StandardBar(session, this, tv); | |
236 | dock_main->addToolBar(standard_bar); | |
237 | ||
238 | standard_bar->action_view_show_cursors()->setChecked(tv->cursors_shown()); | |
239 | } | |
240 | } | |
241 | ||
242 | return v; | |
243 | } | |
244 | ||
245 | void MainWindow::remove_view(shared_ptr<views::ViewBase> view) | |
246 | { | |
247 | for (shared_ptr<Session> session : sessions_) { | |
248 | if (!session->has_view(view)) | |
249 | continue; | |
250 | ||
251 | // Find the dock the view is contained in and remove it | |
252 | for (auto entry : view_docks_) | |
253 | if (entry.second == view) { | |
254 | // Remove the view from the session | |
255 | session->deregister_view(view); | |
256 | ||
257 | // Remove the view from its parent; otherwise, Qt will | |
258 | // call deleteLater() on it, which causes a double free | |
259 | // since the shared_ptr in view_docks_ doesn't know | |
260 | // that Qt keeps a pointer to the view around | |
261 | view->setParent(0); | |
262 | ||
263 | // Delete the view's dock widget and all widgets inside it | |
264 | entry.first->deleteLater(); | |
265 | ||
266 | // Remove the dock widget from the list and stop iterating | |
267 | view_docks_.erase(entry.first); | |
268 | break; | |
269 | } | |
270 | } | |
271 | } | |
272 | ||
273 | shared_ptr<Session> MainWindow::add_session() | |
274 | { | |
275 | static int last_session_id = 1; | |
276 | QString name = tr("Session %1").arg(last_session_id++); | |
277 | ||
278 | shared_ptr<Session> session = make_shared<Session>(device_manager_, name); | |
279 | ||
280 | connect(session.get(), SIGNAL(add_view(const QString&, views::ViewType, Session*)), | |
281 | this, SLOT(on_add_view(const QString&, views::ViewType, Session*))); | |
282 | connect(session.get(), SIGNAL(name_changed()), | |
283 | this, SLOT(on_session_name_changed())); | |
284 | session_state_mapper_.setMapping(session.get(), session.get()); | |
285 | connect(session.get(), SIGNAL(capture_state_changed(int)), | |
286 | &session_state_mapper_, SLOT(map())); | |
287 | ||
288 | sessions_.push_back(session); | |
289 | ||
290 | QMainWindow *window = new QMainWindow(); | |
291 | window->setWindowFlags(Qt::Widget); // Remove Qt::Window flag | |
292 | session_windows_[session] = window; | |
293 | ||
294 | int index = session_selector_.addTab(window, name); | |
295 | session_selector_.setCurrentIndex(index); | |
296 | last_focused_session_ = session; | |
297 | ||
298 | window->setDockNestingEnabled(true); | |
299 | ||
300 | shared_ptr<views::ViewBase> main_view = | |
301 | add_view(name, views::ViewTypeTrace, *session); | |
302 | ||
303 | return session; | |
304 | } | |
305 | ||
306 | void MainWindow::remove_session(shared_ptr<Session> session) | |
307 | { | |
308 | int h = new_session_button_->height(); | |
309 | ||
310 | for (shared_ptr<views::ViewBase> view : session->views()) | |
311 | remove_view(view); | |
312 | ||
313 | QMainWindow *window = session_windows_.at(session); | |
314 | session_selector_.removeTab(session_selector_.indexOf(window)); | |
315 | ||
316 | session_windows_.erase(session); | |
317 | ||
318 | if (last_focused_session_ == session) | |
319 | last_focused_session_.reset(); | |
320 | ||
321 | sessions_.remove_if([&](shared_ptr<Session> s) { | |
322 | return s == session; }); | |
323 | ||
324 | if (sessions_.empty()) { | |
325 | // When there are no more tabs, the height of the QTabWidget | |
326 | // drops to zero. We must prevent this to keep the static | |
327 | // widgets visible | |
328 | for (QWidget *w : static_tab_widget_->findChildren<QWidget*>()) | |
329 | w->setMinimumHeight(h); | |
330 | ||
331 | int margin = static_tab_widget_->layout()->contentsMargins().bottom(); | |
332 | static_tab_widget_->setMinimumHeight(h + 2 * margin); | |
333 | session_selector_.setMinimumHeight(h + 2 * margin); | |
334 | ||
335 | // Update the window title if there is no view left to | |
336 | // generate focus change events | |
337 | setWindowTitle(WindowTitle); | |
338 | } | |
339 | } | |
340 | ||
341 | void MainWindow::setup_ui() | |
342 | { | |
343 | setObjectName(QString::fromUtf8("MainWindow")); | |
344 | ||
345 | setCentralWidget(&session_selector_); | |
346 | ||
347 | // Set the window icon | |
348 | QIcon icon; | |
349 | icon.addFile(QString(":/icons/sigrok-logo-notext.png")); | |
350 | setWindowIcon(icon); | |
351 | ||
352 | view_sticky_scrolling_shortcut_ = new QShortcut(QKeySequence(Qt::Key_S), this, SLOT(on_view_sticky_scrolling_shortcut())); | |
353 | view_sticky_scrolling_shortcut_->setAutoRepeat(false); | |
354 | ||
355 | view_coloured_bg_shortcut_ = new QShortcut(QKeySequence(Qt::Key_B), this, SLOT(on_view_coloured_bg_shortcut())); | |
356 | view_coloured_bg_shortcut_->setAutoRepeat(false); | |
357 | ||
358 | action_about_->setObjectName(QString::fromUtf8("actionAbout")); | |
359 | action_about_->setToolTip(tr("&About...")); | |
360 | ||
361 | // Set up the tab area | |
362 | new_session_button_ = new QToolButton(); | |
363 | new_session_button_->setIcon(QIcon::fromTheme("document-new", | |
364 | QIcon(":/icons/document-new.png"))); | |
365 | new_session_button_->setToolTip(tr("Create New Session")); | |
366 | new_session_button_->setAutoRaise(true); | |
367 | ||
368 | run_stop_button_ = new QToolButton(); | |
369 | run_stop_button_->setAutoRaise(true); | |
370 | run_stop_button_->setToolButtonStyle(Qt::ToolButtonTextBesideIcon); | |
371 | run_stop_button_->setToolTip(tr("Start/Stop Acquisition")); | |
372 | ||
373 | run_stop_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Space), run_stop_button_, SLOT(click())); | |
374 | run_stop_shortcut_->setAutoRepeat(false); | |
375 | ||
376 | settings_button_ = new QToolButton(); | |
377 | settings_button_->setIcon(QIcon::fromTheme("configure", | |
378 | QIcon(":/icons/configure.png"))); | |
379 | settings_button_->setToolTip(tr("Settings")); | |
380 | settings_button_->setAutoRaise(true); | |
381 | ||
382 | QFrame *separator1 = new QFrame(); | |
383 | separator1->setFrameStyle(QFrame::VLine | QFrame::Raised); | |
384 | QFrame *separator2 = new QFrame(); | |
385 | separator2->setFrameStyle(QFrame::VLine | QFrame::Raised); | |
386 | ||
387 | QHBoxLayout* layout = new QHBoxLayout(); | |
388 | layout->setContentsMargins(2, 2, 2, 2); | |
389 | layout->addWidget(new_session_button_); | |
390 | layout->addWidget(separator1); | |
391 | layout->addWidget(run_stop_button_); | |
392 | layout->addWidget(separator2); | |
393 | layout->addWidget(settings_button_); | |
394 | ||
395 | static_tab_widget_ = new QWidget(); | |
396 | static_tab_widget_->setLayout(layout); | |
397 | ||
398 | session_selector_.setCornerWidget(static_tab_widget_, Qt::TopLeftCorner); | |
399 | session_selector_.setTabsClosable(true); | |
400 | ||
401 | close_application_shortcut_ = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q), this, SLOT(close())); | |
402 | close_application_shortcut_->setAutoRepeat(false); | |
403 | ||
404 | close_current_tab_shortcut_ = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_W), this, SLOT(on_close_current_tab())); | |
405 | ||
406 | connect(new_session_button_, SIGNAL(clicked(bool)), | |
407 | this, SLOT(on_new_session_clicked())); | |
408 | connect(run_stop_button_, SIGNAL(clicked(bool)), | |
409 | this, SLOT(on_run_stop_clicked())); | |
410 | connect(&session_state_mapper_, SIGNAL(mapped(QObject*)), | |
411 | this, SLOT(on_capture_state_changed(QObject*))); | |
412 | connect(settings_button_, SIGNAL(clicked(bool)), | |
413 | this, SLOT(on_settings_clicked())); | |
414 | ||
415 | connect(&session_selector_, SIGNAL(tabCloseRequested(int)), | |
416 | this, SLOT(on_tab_close_requested(int))); | |
417 | connect(&session_selector_, SIGNAL(currentChanged(int)), | |
418 | this, SLOT(on_tab_changed(int))); | |
419 | ||
420 | ||
421 | connect(static_cast<QApplication *>(QCoreApplication::instance()), | |
422 | SIGNAL(focusChanged(QWidget*, QWidget*)), | |
423 | this, SLOT(on_focus_changed())); | |
424 | } | |
425 | ||
426 | void MainWindow::save_ui_settings() | |
427 | { | |
428 | QSettings settings; | |
429 | int id = 0; | |
430 | ||
431 | settings.beginGroup("MainWindow"); | |
432 | settings.setValue("state", saveState()); | |
433 | settings.setValue("geometry", saveGeometry()); | |
434 | settings.endGroup(); | |
435 | ||
436 | for (shared_ptr<Session> session : sessions_) { | |
437 | // Ignore sessions using the demo device or no device at all | |
438 | if (session->device()) { | |
439 | shared_ptr<devices::HardwareDevice> device = | |
440 | dynamic_pointer_cast< devices::HardwareDevice > | |
441 | (session->device()); | |
442 | ||
443 | if (device && | |
444 | device->hardware_device()->driver()->name() == "demo") | |
445 | continue; | |
446 | ||
447 | settings.beginGroup("Session" + QString::number(id++)); | |
448 | settings.remove(""); // Remove all keys in this group | |
449 | session->save_settings(settings); | |
450 | settings.endGroup(); | |
451 | } | |
452 | } | |
453 | ||
454 | settings.setValue("sessions", id); | |
455 | } | |
456 | ||
457 | void MainWindow::restore_ui_settings() | |
458 | { | |
459 | QSettings settings; | |
460 | int i, session_count; | |
461 | ||
462 | settings.beginGroup("MainWindow"); | |
463 | ||
464 | if (settings.contains("geometry")) { | |
465 | restoreGeometry(settings.value("geometry").toByteArray()); | |
466 | restoreState(settings.value("state").toByteArray()); | |
467 | } else | |
468 | resize(1000, 720); | |
469 | ||
470 | settings.endGroup(); | |
471 | ||
472 | session_count = settings.value("sessions", 0).toInt(); | |
473 | ||
474 | for (i = 0; i < session_count; i++) { | |
475 | settings.beginGroup("Session" + QString::number(i)); | |
476 | shared_ptr<Session> session = add_session(); | |
477 | session->restore_settings(settings); | |
478 | settings.endGroup(); | |
479 | } | |
480 | } | |
481 | ||
482 | std::shared_ptr<Session> MainWindow::get_tab_session(int index) const | |
483 | { | |
484 | // Find the session that belongs to the tab's main window | |
485 | for (auto entry : session_windows_) | |
486 | if (entry.second == session_selector_.widget(index)) | |
487 | return entry.first; | |
488 | ||
489 | return nullptr; | |
490 | } | |
491 | ||
492 | void MainWindow::closeEvent(QCloseEvent *event) | |
493 | { | |
494 | bool data_saved = true; | |
495 | ||
496 | for (auto entry : session_windows_) | |
497 | if (!entry.first->data_saved()) | |
498 | data_saved = false; | |
499 | ||
500 | if (!data_saved && (QMessageBox::question(this, tr("Confirmation"), | |
501 | tr("There is unsaved data. Close anyway?"), | |
502 | QMessageBox::Yes | QMessageBox::No) == QMessageBox::No)) { | |
503 | event->ignore(); | |
504 | } else { | |
505 | save_ui_settings(); | |
506 | event->accept(); | |
507 | } | |
508 | } | |
509 | ||
510 | QMenu* MainWindow::createPopupMenu() | |
511 | { | |
512 | return nullptr; | |
513 | } | |
514 | ||
515 | bool MainWindow::restoreState(const QByteArray &state, int version) | |
516 | { | |
517 | (void)state; | |
518 | (void)version; | |
519 | ||
520 | // Do nothing. We don't want Qt to handle this, or else it | |
521 | // will try to restore all the dock widgets and create havoc. | |
522 | ||
523 | return false; | |
524 | } | |
525 | ||
526 | void MainWindow::session_error(const QString text, const QString info_text) | |
527 | { | |
528 | QMetaObject::invokeMethod(this, "show_session_error", | |
529 | Qt::QueuedConnection, Q_ARG(QString, text), | |
530 | Q_ARG(QString, info_text)); | |
531 | } | |
532 | ||
533 | void MainWindow::show_session_error(const QString text, const QString info_text) | |
534 | { | |
535 | QMessageBox msg(this); | |
536 | msg.setText(text); | |
537 | msg.setInformativeText(info_text); | |
538 | msg.setStandardButtons(QMessageBox::Ok); | |
539 | msg.setIcon(QMessageBox::Warning); | |
540 | msg.exec(); | |
541 | } | |
542 | ||
543 | void MainWindow::on_add_view(const QString &title, views::ViewType type, | |
544 | Session *session) | |
545 | { | |
546 | // We get a pointer and need a reference | |
547 | for (std::shared_ptr<Session> s : sessions_) | |
548 | if (s.get() == session) | |
549 | add_view(title, type, *s); | |
550 | } | |
551 | ||
552 | void MainWindow::on_focus_changed() | |
553 | { | |
554 | shared_ptr<views::ViewBase> view = get_active_view(); | |
555 | ||
556 | if (view) { | |
557 | for (shared_ptr<Session> session : sessions_) { | |
558 | if (session->has_view(view)) { | |
559 | if (session != last_focused_session_) { | |
560 | // Activate correct tab if necessary | |
561 | shared_ptr<Session> tab_session = get_tab_session( | |
562 | session_selector_.currentIndex()); | |
563 | if (tab_session != session) | |
564 | session_selector_.setCurrentWidget( | |
565 | session_windows_.at(session)); | |
566 | ||
567 | on_focused_session_changed(session); | |
568 | } | |
569 | ||
570 | break; | |
571 | } | |
572 | } | |
573 | } | |
574 | ||
575 | if (sessions_.empty()) | |
576 | setWindowTitle(WindowTitle); | |
577 | } | |
578 | ||
579 | void MainWindow::on_focused_session_changed(shared_ptr<Session> session) | |
580 | { | |
581 | last_focused_session_ = session; | |
582 | ||
583 | setWindowTitle(session->name() + " - " + WindowTitle); | |
584 | ||
585 | // Update the state of the run/stop button, too | |
586 | on_capture_state_changed(session.get()); | |
587 | } | |
588 | ||
589 | void MainWindow::on_new_session_clicked() | |
590 | { | |
591 | add_session(); | |
592 | } | |
593 | ||
594 | void MainWindow::on_run_stop_clicked() | |
595 | { | |
596 | shared_ptr<Session> session = last_focused_session_; | |
597 | ||
598 | if (!session) | |
599 | return; | |
600 | ||
601 | switch (session->get_capture_state()) { | |
602 | case Session::Stopped: | |
603 | session->start_capture([&](QString message) { | |
604 | session_error("Capture failed", message); }); | |
605 | break; | |
606 | case Session::AwaitingTrigger: | |
607 | case Session::Running: | |
608 | session->stop_capture(); | |
609 | break; | |
610 | } | |
611 | } | |
612 | ||
613 | void MainWindow::on_settings_clicked() | |
614 | { | |
615 | dialogs::Settings dlg; | |
616 | dlg.exec(); | |
617 | } | |
618 | ||
619 | void MainWindow::on_session_name_changed() | |
620 | { | |
621 | // Update the corresponding dock widget's name(s) | |
622 | Session *session = qobject_cast<Session*>(QObject::sender()); | |
623 | assert(session); | |
624 | ||
625 | for (shared_ptr<views::ViewBase> view : session->views()) { | |
626 | // Get the dock that contains the view | |
627 | for (auto entry : view_docks_) | |
628 | if (entry.second == view) { | |
629 | entry.first->setObjectName(session->name()); | |
630 | entry.first->setWindowTitle(session->name()); | |
631 | } | |
632 | } | |
633 | ||
634 | // Update the tab widget by finding the main window and the tab from that | |
635 | for (auto entry : session_windows_) | |
636 | if (entry.first.get() == session) { | |
637 | QMainWindow *window = entry.second; | |
638 | const int index = session_selector_.indexOf(window); | |
639 | session_selector_.setTabText(index, session->name()); | |
640 | } | |
641 | ||
642 | // Refresh window title if the affected session has focus | |
643 | if (session == last_focused_session_.get()) | |
644 | setWindowTitle(session->name() + " - " + WindowTitle); | |
645 | } | |
646 | ||
647 | void MainWindow::on_capture_state_changed(QObject *obj) | |
648 | { | |
649 | Session *caller = qobject_cast<Session*>(obj); | |
650 | ||
651 | // Ignore if caller is not the currently focused session | |
652 | // unless there is only one session | |
653 | if ((sessions_.size() > 1) && (caller != last_focused_session_.get())) | |
654 | return; | |
655 | ||
656 | int state = caller->get_capture_state(); | |
657 | ||
658 | const QIcon *icons[] = {&icon_grey_, &icon_red_, &icon_green_}; | |
659 | run_stop_button_->setIcon(*icons[state]); | |
660 | run_stop_button_->setText((state == pv::Session::Stopped) ? | |
661 | tr("Run") : tr("Stop")); | |
662 | } | |
663 | ||
664 | void MainWindow::on_new_view(Session *session) | |
665 | { | |
666 | // We get a pointer and need a reference | |
667 | for (std::shared_ptr<Session> s : sessions_) | |
668 | if (s.get() == session) | |
669 | add_view(session->name(), views::ViewTypeTrace, *s); | |
670 | } | |
671 | ||
672 | void MainWindow::on_view_close_clicked() | |
673 | { | |
674 | // Find the dock widget that contains the close button that was clicked | |
675 | QObject *w = QObject::sender(); | |
676 | QDockWidget *dock = 0; | |
677 | ||
678 | while (w) { | |
679 | dock = qobject_cast<QDockWidget*>(w); | |
680 | if (dock) | |
681 | break; | |
682 | w = w->parent(); | |
683 | } | |
684 | ||
685 | // Get the view contained in the dock widget | |
686 | shared_ptr<views::ViewBase> view; | |
687 | ||
688 | for (auto entry : view_docks_) | |
689 | if (entry.first == dock) | |
690 | view = entry.second; | |
691 | ||
692 | // Deregister the view | |
693 | for (shared_ptr<Session> session : sessions_) { | |
694 | if (!session->has_view(view)) | |
695 | continue; | |
696 | ||
697 | // Also destroy the entire session if its main view is closing... | |
698 | if (view == session->main_view()) { | |
699 | // ...but only if data is saved or the user confirms closing | |
700 | if (session->data_saved() || (QMessageBox::question(this, tr("Confirmation"), | |
701 | tr("This session contains unsaved data. Close it anyway?"), | |
702 | QMessageBox::Yes | QMessageBox::No) == QMessageBox::Yes)) | |
703 | remove_session(session); | |
704 | break; | |
705 | } else | |
706 | // All other views can be closed at any time as no data will be lost | |
707 | remove_view(view); | |
708 | } | |
709 | } | |
710 | ||
711 | void MainWindow::on_tab_changed(int index) | |
712 | { | |
713 | shared_ptr<Session> session = get_tab_session(index); | |
714 | ||
715 | if (session) | |
716 | on_focused_session_changed(session); | |
717 | } | |
718 | ||
719 | void MainWindow::on_tab_close_requested(int index) | |
720 | { | |
721 | shared_ptr<Session> session = get_tab_session(index); | |
722 | ||
723 | assert(session); | |
724 | ||
725 | if (session->data_saved() || (QMessageBox::question(this, tr("Confirmation"), | |
726 | tr("This session contains unsaved data. Close it anyway?"), | |
727 | QMessageBox::Yes | QMessageBox::No) == QMessageBox::Yes)) | |
728 | remove_session(session); | |
729 | } | |
730 | ||
731 | void MainWindow::on_view_sticky_scrolling_shortcut() | |
732 | { | |
733 | shared_ptr<views::ViewBase> viewbase = get_active_view(); | |
734 | views::TraceView::View* view = | |
735 | qobject_cast<views::TraceView::View*>(viewbase.get()); | |
736 | if (view) | |
737 | view->toggle_sticky_scrolling(); | |
738 | } | |
739 | ||
740 | void MainWindow::on_view_coloured_bg_shortcut() | |
741 | { | |
742 | GlobalSettings settings; | |
743 | ||
744 | bool state = settings.value(GlobalSettings::Key_View_ColouredBG).toBool(); | |
745 | settings.setValue(GlobalSettings::Key_View_ColouredBG, !state); | |
746 | } | |
747 | ||
748 | void MainWindow::on_settingViewColouredBg_changed(const QVariant new_value) | |
749 | { | |
750 | bool state = new_value.toBool(); | |
751 | ||
752 | for (auto entry : view_docks_) { | |
753 | shared_ptr<views::ViewBase> viewbase = entry.second; | |
754 | ||
755 | // Only trace views have this setting | |
756 | views::TraceView::View* view = | |
757 | qobject_cast<views::TraceView::View*>(viewbase.get()); | |
758 | if (view) | |
759 | view->enable_coloured_bg(state); | |
760 | } | |
761 | } | |
762 | ||
763 | void MainWindow::on_actionAbout_triggered() | |
764 | { | |
765 | dialogs::About dlg(device_manager_.context(), this); | |
766 | dlg.exec(); | |
767 | } | |
768 | ||
769 | void MainWindow::on_close_current_tab() | |
770 | { | |
771 | int tab = session_selector_.currentIndex(); | |
772 | ||
773 | on_tab_close_requested(tab); | |
774 | } | |
775 | ||
776 | } // namespace pv |