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