SamplingBar: Show total sampling time in a tooltip.
[pulseview.git] / pv / mainwindow.cpp
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 #ifdef ENABLE_DECODE
22 #include <libsigrokdecode/libsigrokdecode.h>
23 #endif
24
25 #include <boost/bind.hpp>
26 #include <boost/foreach.hpp>
27
28 #include <algorithm>
29 #include <iterator>
30
31 #include <QAction>
32 #include <QApplication>
33 #include <QButtonGroup>
34 #include <QFileDialog>
35 #include <QMessageBox>
36 #include <QMenu>
37 #include <QMenuBar>
38 #include <QStatusBar>
39 #include <QVBoxLayout>
40 #include <QWidget>
41
42 #include "mainwindow.h"
43
44 #include "devicemanager.h"
45 #include "device/device.h"
46 #include "dialogs/about.h"
47 #include "dialogs/connect.h"
48 #include "dialogs/storeprogress.h"
49 #include "toolbars/samplingbar.h"
50 #include "view/logicsignal.h"
51 #include "view/view.h"
52 #ifdef ENABLE_DECODE
53 #include "widgets/decodermenu.h"
54 #endif
55
56 /* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
57 #define __STDC_FORMAT_MACROS
58 #include <inttypes.h>
59 #include <stdint.h>
60 #include <stdarg.h>
61 #include <glib.h>
62 #include <libsigrok/libsigrok.h>
63
64 using boost::shared_ptr;
65 using std::list;
66
67 namespace pv {
68
69 namespace view {
70 class SelectableItem;
71 }
72
73 MainWindow::MainWindow(DeviceManager &device_manager,
74         const char *open_file_name,
75         QWidget *parent) :
76         QMainWindow(parent),
77         _device_manager(device_manager),
78         _session(device_manager)
79 {
80         setup_ui();
81         if (open_file_name) {
82                 const QString s(QString::fromUtf8(open_file_name));
83                 QMetaObject::invokeMethod(this, "load_file",
84                         Qt::QueuedConnection,
85                         Q_ARG(QString, s));
86         }
87 }
88
89 void MainWindow::setup_ui()
90 {
91         setObjectName(QString::fromUtf8("MainWindow"));
92
93         resize(1024, 768);
94
95         // Set the window icon
96         QIcon icon;
97         icon.addFile(QString::fromUtf8(":/icons/sigrok-logo-notext.png"),
98                 QSize(), QIcon::Normal, QIcon::Off);
99         setWindowIcon(icon);
100
101         // Setup the central widget
102         _central_widget = new QWidget(this);
103         _vertical_layout = new QVBoxLayout(_central_widget);
104         _vertical_layout->setSpacing(6);
105         _vertical_layout->setContentsMargins(0, 0, 0, 0);
106         setCentralWidget(_central_widget);
107
108         _view = new pv::view::View(_session, this);
109
110         _vertical_layout->addWidget(_view);
111
112         // Setup the menu bar
113         QMenuBar *const menu_bar = new QMenuBar(this);
114         menu_bar->setGeometry(QRect(0, 0, 400, 25));
115
116         // File Menu
117         QMenu *const menu_file = new QMenu;
118         menu_file->setTitle(QApplication::translate(
119                 "MainWindow", "&File", 0, QApplication::UnicodeUTF8));
120
121         QAction *const action_open = new QAction(this);
122         action_open->setText(QApplication::translate(
123                 "MainWindow", "&Open...", 0, QApplication::UnicodeUTF8));
124         action_open->setIcon(QIcon::fromTheme("document-open",
125                 QIcon(":/icons/document-open.png")));
126         action_open->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_O));
127         action_open->setObjectName(QString::fromUtf8("actionOpen"));
128         menu_file->addAction(action_open);
129
130         QAction *const action_save_as = new QAction(this);
131         action_save_as->setText(QApplication::translate(
132                 "MainWindow", "&Save As...", 0, QApplication::UnicodeUTF8));
133         action_save_as->setIcon(QIcon::fromTheme("document-save-as",
134                 QIcon(":/icons/document-save-as.png")));
135         action_save_as->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S));
136         action_save_as->setObjectName(QString::fromUtf8("actionSaveAs"));
137         menu_file->addAction(action_save_as);
138
139         menu_file->addSeparator();
140
141         QAction *const action_connect = new QAction(this);
142         action_connect->setText(QApplication::translate(
143                 "MainWindow", "&Connect to Device...", 0,
144                 QApplication::UnicodeUTF8));
145         action_connect->setObjectName(QString::fromUtf8("actionConnect"));
146         menu_file->addAction(action_connect);
147
148         menu_file->addSeparator();
149
150         QAction *action_quit = new QAction(this);
151         action_quit->setText(QApplication::translate(
152                 "MainWindow", "&Quit", 0, QApplication::UnicodeUTF8));
153         action_quit->setIcon(QIcon::fromTheme("application-exit",
154                 QIcon(":/icons/application-exit.png")));
155         action_quit->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
156         action_quit->setObjectName(QString::fromUtf8("actionQuit"));
157         menu_file->addAction(action_quit);
158
159         // View Menu
160         QMenu *menu_view = new QMenu;
161         menu_view->setTitle(QApplication::translate(
162                 "MainWindow", "&View", 0, QApplication::UnicodeUTF8));
163
164         QAction *const action_view_zoom_in = new QAction(this);
165         action_view_zoom_in->setText(QApplication::translate(
166                 "MainWindow", "Zoom &In", 0, QApplication::UnicodeUTF8));
167         action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
168                 QIcon(":/icons/zoom-in.png")));
169         // simply using Qt::Key_Plus shows no + in the menu
170         action_view_zoom_in->setShortcut(QKeySequence::ZoomIn);
171         action_view_zoom_in->setObjectName(
172                 QString::fromUtf8("actionViewZoomIn"));
173         menu_view->addAction(action_view_zoom_in);
174
175         QAction *const action_view_zoom_out = new QAction(this);
176         action_view_zoom_out->setText(QApplication::translate(
177                 "MainWindow", "Zoom &Out", 0, QApplication::UnicodeUTF8));
178         action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
179                 QIcon(":/icons/zoom-out.png")));
180         action_view_zoom_out->setShortcut(QKeySequence::ZoomOut);
181         action_view_zoom_out->setObjectName(
182                 QString::fromUtf8("actionViewZoomOut"));
183         menu_view->addAction(action_view_zoom_out);
184
185         QAction *const action_view_zoom_fit = new QAction(this);
186         action_view_zoom_fit->setText(QApplication::translate(
187                 "MainWindow", "Zoom to &Fit", 0, QApplication::UnicodeUTF8));
188         action_view_zoom_fit->setIcon(QIcon::fromTheme("zoom-fit",
189                 QIcon(":/icons/zoom-fit.png")));
190         action_view_zoom_fit->setShortcut(QKeySequence(Qt::Key_F));
191         action_view_zoom_fit->setObjectName(
192                 QString::fromUtf8("actionViewZoomFit"));
193         menu_view->addAction(action_view_zoom_fit);
194
195         QAction *const action_view_zoom_one_to_one = new QAction(this);
196         action_view_zoom_one_to_one->setText(QApplication::translate(
197                 "MainWindow", "Zoom to &One-to-One", 0,
198                         QApplication::UnicodeUTF8));
199         action_view_zoom_one_to_one->setIcon(QIcon::fromTheme("zoom-original",
200                 QIcon(":/icons/zoom-original.png")));
201         action_view_zoom_one_to_one->setShortcut(QKeySequence(Qt::Key_O));
202         action_view_zoom_one_to_one->setObjectName(
203                 QString::fromUtf8("actionViewZoomOneToOne"));
204         menu_view->addAction(action_view_zoom_one_to_one);
205
206         menu_view->addSeparator();
207
208         QAction *action_view_show_cursors = new QAction(this);
209         action_view_show_cursors->setCheckable(true);
210         action_view_show_cursors->setChecked(_view->cursors_shown());
211         action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C));
212         action_view_show_cursors->setObjectName(
213                 QString::fromUtf8("actionViewShowCursors"));
214         action_view_show_cursors->setText(QApplication::translate(
215                 "MainWindow", "Show &Cursors", 0, QApplication::UnicodeUTF8));
216         menu_view->addAction(action_view_show_cursors);
217
218         // Decoders Menu
219 #ifdef ENABLE_DECODE
220         QMenu *const menu_decoders = new QMenu;
221         menu_decoders->setTitle(QApplication::translate(
222                 "MainWindow", "&Decoders", 0, QApplication::UnicodeUTF8));
223
224         pv::widgets::DecoderMenu *const menu_decoders_add =
225                 new pv::widgets::DecoderMenu(menu_decoders, true);
226         menu_decoders_add->setTitle(QApplication::translate(
227                 "MainWindow", "&Add", 0, QApplication::UnicodeUTF8));
228         connect(menu_decoders_add, SIGNAL(decoder_selected(srd_decoder*)),
229                 this, SLOT(add_decoder(srd_decoder*)));
230
231         menu_decoders->addMenu(menu_decoders_add);
232 #endif
233
234         // Help Menu
235         QMenu *const menu_help = new QMenu;
236         menu_help->setTitle(QApplication::translate(
237                 "MainWindow", "&Help", 0, QApplication::UnicodeUTF8));
238
239         QAction *const action_about = new QAction(this);
240         action_about->setObjectName(QString::fromUtf8("actionAbout"));
241         action_about->setText(QApplication::translate(
242                 "MainWindow", "&About...", 0, QApplication::UnicodeUTF8));
243         menu_help->addAction(action_about);
244
245         menu_bar->addAction(menu_file->menuAction());
246         menu_bar->addAction(menu_view->menuAction());
247 #ifdef ENABLE_DECODE
248         menu_bar->addAction(menu_decoders->menuAction());
249 #endif
250         menu_bar->addAction(menu_help->menuAction());
251
252         setMenuBar(menu_bar);
253         QMetaObject::connectSlotsByName(this);
254
255         // Setup the toolbar
256         QToolBar *const toolbar = new QToolBar(tr("Main Toolbar"), this);
257         toolbar->addAction(action_open);
258         toolbar->addAction(action_save_as);
259         toolbar->addSeparator();
260         toolbar->addAction(action_view_zoom_in);
261         toolbar->addAction(action_view_zoom_out);
262         toolbar->addAction(action_view_zoom_fit);
263         toolbar->addAction(action_view_zoom_one_to_one);
264         addToolBar(toolbar);
265
266         // Setup the sampling bar
267         _sampling_bar = new toolbars::SamplingBar(_session, this);
268
269         // Populate the device list and select the initially selected device
270         update_device_list();
271
272         connect(_sampling_bar, SIGNAL(run_stop()), this,
273                 SLOT(run_stop()));
274         addToolBar(_sampling_bar);
275
276         // Set the title
277         setWindowTitle(QApplication::translate("MainWindow", "PulseView", 0,
278                 QApplication::UnicodeUTF8));
279
280         // Setup _session events
281         connect(&_session, SIGNAL(capture_state_changed(int)), this,
282                 SLOT(capture_state_changed(int)));
283
284 }
285
286 void MainWindow::session_error(
287         const QString text, const QString info_text)
288 {
289         QMetaObject::invokeMethod(this, "show_session_error",
290                 Qt::QueuedConnection, Q_ARG(QString, text),
291                 Q_ARG(QString, info_text));
292 }
293
294 void MainWindow::update_device_list()
295 {
296         assert(_sampling_bar);
297
298         shared_ptr<pv::device::DevInst> selected_device = _session.get_device();
299         list< shared_ptr<device::DevInst> > devices;
300         std::copy(_device_manager.devices().begin(),
301                 _device_manager.devices().end(), std::back_inserter(devices));
302
303         if (std::find(devices.begin(), devices.end(), selected_device) ==
304                 devices.end())
305                 devices.push_back(selected_device);
306         assert(selected_device);
307
308         _sampling_bar->set_device_list(devices, selected_device);
309 }
310
311 void MainWindow::load_file(QString file_name)
312 {
313         const QString errorMessage(
314                 QString("Failed to load file %1").arg(file_name));
315         const QString infoMessage;
316
317         try {
318                 _session.set_file(file_name.toStdString());
319         } catch(QString e) {
320                 show_session_error(tr("Failed to load ") + file_name, e);
321                 _session.set_default_device();
322                 update_device_list();
323                 return;
324         }
325
326         update_device_list();
327
328         _session.start_capture(boost::bind(&MainWindow::session_error, this,
329                 errorMessage, infoMessage));
330 }
331
332 void MainWindow::show_session_error(
333         const QString text, const QString info_text)
334 {
335         QMessageBox msg(this);
336         msg.setText(text);
337         msg.setInformativeText(info_text);
338         msg.setStandardButtons(QMessageBox::Ok);
339         msg.setIcon(QMessageBox::Warning);
340         msg.exec();
341 }
342
343 void MainWindow::on_actionOpen_triggered()
344 {
345         // Show the dialog
346         const QString file_name = QFileDialog::getOpenFileName(
347                 this, tr("Open File"), "", tr(
348                         "Sigrok Sessions (*.sr);;"
349                         "All Files (*.*)"));
350         if (!file_name.isEmpty())
351                 load_file(file_name);
352 }
353
354 void MainWindow::on_actionSaveAs_triggered()
355 {
356         using pv::dialogs::StoreProgress;
357
358         // Stop any currently running capture session
359         _session.stop_capture();
360
361         // Show the dialog
362         const QString file_name = QFileDialog::getSaveFileName(
363                 this, tr("Save File"), "", tr("Sigrok Sessions (*.sr)"));
364
365         if (file_name.isEmpty())
366                 return;
367
368         StoreProgress *dlg = new StoreProgress(file_name, _session, this);
369         dlg->run();
370 }
371
372 void MainWindow::on_actionConnect_triggered()
373 {
374         // Stop any currently running capture session
375         _session.stop_capture();
376
377         dialogs::Connect dlg(this, _device_manager);
378
379         // If the user selected a device, select it in the device list. Select the
380         // current device otherwise.
381         if (dlg.exec())
382                 _session.set_device(dlg.get_selected_device());
383
384         update_device_list();
385 }
386
387 void MainWindow::on_actionQuit_triggered()
388 {
389         close();
390 }
391
392 void MainWindow::on_actionViewZoomIn_triggered()
393 {
394         _view->zoom(1);
395 }
396
397 void MainWindow::on_actionViewZoomOut_triggered()
398 {
399         _view->zoom(-1);
400 }
401
402 void MainWindow::on_actionViewZoomFit_triggered()
403 {
404         _view->zoom_fit();
405 }
406
407 void MainWindow::on_actionViewZoomOneToOne_triggered()
408 {
409         _view->zoom_one_to_one();
410 }
411
412 void MainWindow::on_actionViewShowCursors_triggered()
413 {
414         assert(_view);
415
416         const bool show = !_view->cursors_shown();
417         if(show)
418                 _view->centre_cursors();
419
420         _view->show_cursors(show);
421 }
422
423 void MainWindow::on_actionAbout_triggered()
424 {
425         dialogs::About dlg(this);
426         dlg.exec();
427 }
428
429 void MainWindow::add_decoder(srd_decoder *decoder)
430 {
431 #ifdef ENABLE_DECODE
432         assert(decoder);
433         _session.add_decoder(decoder);
434 #else
435         (void)decoder;
436 #endif
437 }
438
439 void MainWindow::run_stop()
440 {
441         switch(_session.get_capture_state()) {
442         case SigSession::Stopped:
443                 _session.start_capture(
444                                 boost::bind(&MainWindow::session_error, this,
445                                 QString("Capture failed"), _1));
446                 break;
447
448         case SigSession::AwaitingTrigger:
449         case SigSession::Running:
450                 _session.stop_capture();
451                 break;
452         }
453 }
454
455 void MainWindow::capture_state_changed(int state)
456 {
457         _sampling_bar->set_capture_state((pv::SigSession::capture_state)state);
458 }
459
460 } // namespace pv