Moved SigSession::is_trigger_enabled into DevInst
[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->setObjectName(QString::fromUtf8("actionOpen"));
127         menu_file->addAction(action_open);
128
129         QAction *const action_save_as = new QAction(this);
130         action_save_as->setText(QApplication::translate(
131                 "MainWindow", "&Save As...", 0, QApplication::UnicodeUTF8));
132         action_save_as->setIcon(QIcon::fromTheme("document-save-as",
133                 QIcon(":/icons/document-save-as.png")));
134         action_save_as->setObjectName(QString::fromUtf8("actionSaveAs"));
135         menu_file->addAction(action_save_as);
136
137         menu_file->addSeparator();
138
139         QAction *const action_connect = new QAction(this);
140         action_connect->setText(QApplication::translate(
141                 "MainWindow", "&Connect to Device...", 0,
142                 QApplication::UnicodeUTF8));
143         action_connect->setObjectName(QString::fromUtf8("actionConnect"));
144         menu_file->addAction(action_connect);
145
146         menu_file->addSeparator();
147
148         QAction *action_quit = new QAction(this);
149         action_quit->setText(QApplication::translate(
150                 "MainWindow", "&Quit", 0, QApplication::UnicodeUTF8));
151         action_quit->setIcon(QIcon::fromTheme("application-exit",
152                 QIcon(":/icons/application-exit.png")));
153         action_quit->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
154         action_quit->setObjectName(QString::fromUtf8("actionQuit"));
155         menu_file->addAction(action_quit);
156
157         // View Menu
158         QMenu *menu_view = new QMenu;
159         menu_view->setTitle(QApplication::translate(
160                 "MainWindow", "&View", 0, QApplication::UnicodeUTF8));
161
162         QAction *const action_view_zoom_in = new QAction(this);
163         action_view_zoom_in->setText(QApplication::translate(
164                 "MainWindow", "Zoom &In", 0, QApplication::UnicodeUTF8));
165         action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
166                 QIcon(":/icons/zoom-in.png")));
167         // simply using Qt::Key_Plus shows no + in the menu
168         action_view_zoom_in->setShortcut(QKeySequence::ZoomIn);
169         action_view_zoom_in->setObjectName(
170                 QString::fromUtf8("actionViewZoomIn"));
171         menu_view->addAction(action_view_zoom_in);
172
173         QAction *const action_view_zoom_out = new QAction(this);
174         action_view_zoom_out->setText(QApplication::translate(
175                 "MainWindow", "Zoom &Out", 0, QApplication::UnicodeUTF8));
176         action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
177                 QIcon(":/icons/zoom-out.png")));
178         action_view_zoom_out->setShortcut(QKeySequence::ZoomOut);
179         action_view_zoom_out->setObjectName(
180                 QString::fromUtf8("actionViewZoomOut"));
181         menu_view->addAction(action_view_zoom_out);
182
183         QAction *const action_view_zoom_fit = new QAction(this);
184         action_view_zoom_fit->setText(QApplication::translate(
185                 "MainWindow", "Zoom to &Fit", 0, QApplication::UnicodeUTF8));
186         action_view_zoom_fit->setIcon(QIcon::fromTheme("zoom-fit",
187                 QIcon(":/icons/zoom-fit.png")));
188         action_view_zoom_fit->setShortcut(QKeySequence(Qt::Key_F));
189         action_view_zoom_fit->setObjectName(
190                 QString::fromUtf8("actionViewZoomFit"));
191         menu_view->addAction(action_view_zoom_fit);
192
193         QAction *const action_view_zoom_one_to_one = new QAction(this);
194         action_view_zoom_one_to_one->setText(QApplication::translate(
195                 "MainWindow", "Zoom to &One-to-One", 0,
196                         QApplication::UnicodeUTF8));
197         action_view_zoom_one_to_one->setIcon(QIcon::fromTheme("zoom-original",
198                 QIcon(":/icons/zoom-original.png")));
199         action_view_zoom_one_to_one->setShortcut(QKeySequence(Qt::Key_O));
200         action_view_zoom_one_to_one->setObjectName(
201                 QString::fromUtf8("actionViewZoomOneToOne"));
202         menu_view->addAction(action_view_zoom_one_to_one);
203
204         menu_view->addSeparator();
205
206         QAction *action_view_show_cursors = new QAction(this);
207         action_view_show_cursors->setCheckable(true);
208         action_view_show_cursors->setChecked(_view->cursors_shown());
209         action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C));
210         action_view_show_cursors->setObjectName(
211                 QString::fromUtf8("actionViewShowCursors"));
212         action_view_show_cursors->setText(QApplication::translate(
213                 "MainWindow", "Show &Cursors", 0, QApplication::UnicodeUTF8));
214         menu_view->addAction(action_view_show_cursors);
215
216         // Decoders Menu
217 #ifdef ENABLE_DECODE
218         QMenu *const menu_decoders = new QMenu;
219         menu_decoders->setTitle(QApplication::translate(
220                 "MainWindow", "&Decoders", 0, QApplication::UnicodeUTF8));
221
222         pv::widgets::DecoderMenu *const menu_decoders_add =
223                 new pv::widgets::DecoderMenu(menu_decoders);
224         menu_decoders_add->setTitle(QApplication::translate(
225                 "MainWindow", "&Add", 0, QApplication::UnicodeUTF8));
226         connect(menu_decoders_add, SIGNAL(decoder_selected(srd_decoder*)),
227                 this, SLOT(add_decoder(srd_decoder*)));
228
229         menu_decoders->addMenu(menu_decoders_add);
230 #endif
231
232         // Help Menu
233         QMenu *const menu_help = new QMenu;
234         menu_help->setTitle(QApplication::translate(
235                 "MainWindow", "&Help", 0, QApplication::UnicodeUTF8));
236
237         QAction *const action_about = new QAction(this);
238         action_about->setObjectName(QString::fromUtf8("actionAbout"));
239         action_about->setText(QApplication::translate(
240                 "MainWindow", "&About...", 0, QApplication::UnicodeUTF8));
241         menu_help->addAction(action_about);
242
243         menu_bar->addAction(menu_file->menuAction());
244         menu_bar->addAction(menu_view->menuAction());
245 #ifdef ENABLE_DECODE
246         menu_bar->addAction(menu_decoders->menuAction());
247 #endif
248         menu_bar->addAction(menu_help->menuAction());
249
250         setMenuBar(menu_bar);
251         QMetaObject::connectSlotsByName(this);
252
253         // Setup the toolbar
254         QToolBar *const toolbar = new QToolBar(tr("Main Toolbar"), this);
255         toolbar->addAction(action_open);
256         toolbar->addSeparator();
257         toolbar->addAction(action_view_zoom_in);
258         toolbar->addAction(action_view_zoom_out);
259         toolbar->addAction(action_view_zoom_fit);
260         addToolBar(toolbar);
261
262         // Setup the sampling bar
263         _sampling_bar = new toolbars::SamplingBar(_session, this);
264
265         // Populate the device list and select the initially selected device
266         update_device_list();
267
268         connect(_sampling_bar, SIGNAL(run_stop()), this,
269                 SLOT(run_stop()));
270         addToolBar(_sampling_bar);
271
272         // Set the title
273         setWindowTitle(QApplication::translate("MainWindow", "PulseView", 0,
274                 QApplication::UnicodeUTF8));
275
276         // Setup _session events
277         connect(&_session, SIGNAL(capture_state_changed(int)), this,
278                 SLOT(capture_state_changed(int)));
279
280 }
281
282 void MainWindow::session_error(
283         const QString text, const QString info_text)
284 {
285         QMetaObject::invokeMethod(this, "show_session_error",
286                 Qt::QueuedConnection, Q_ARG(QString, text),
287                 Q_ARG(QString, info_text));
288 }
289
290 void MainWindow::update_device_list(
291         shared_ptr<pv::device::DevInst> selected_device)
292 {
293         assert(_sampling_bar);
294
295         list< shared_ptr<device::DevInst> > devices;
296         std::copy(_device_manager.devices().begin(),
297                 _device_manager.devices().end(), std::back_inserter(devices));
298
299         _sampling_bar->set_device_list(devices);
300
301         if (!selected_device && !devices.empty()) {
302                 // Fall back to the first device in the list.
303                 selected_device = devices.front();
304
305                 // Try and find the demo device and select that by default
306                 BOOST_FOREACH (shared_ptr<pv::device::DevInst> dev_inst, devices)
307                         if (strcmp(dev_inst->dev_inst()->driver->name,
308                                 "demo") == 0) {
309                                 selected_device = dev_inst;
310                         }
311         }
312
313         if (selected_device) {
314                 _sampling_bar->set_selected_device(selected_device);
315                 _session.set_device(selected_device);
316         }
317 }
318
319 void MainWindow::load_file(QString file_name)
320 {
321         const QString errorMessage(
322                 QString("Failed to load file %1").arg(file_name));
323         const QString infoMessage;
324         _session.load_file(file_name.toStdString(),
325                 boost::bind(&MainWindow::session_error, this,
326                         errorMessage, infoMessage));
327 }
328
329 void MainWindow::show_session_error(
330         const QString text, const QString info_text)
331 {
332         QMessageBox msg(this);
333         msg.setText(text);
334         msg.setInformativeText(info_text);
335         msg.setStandardButtons(QMessageBox::Ok);
336         msg.setIcon(QMessageBox::Warning);
337         msg.exec();
338 }
339
340 void MainWindow::on_actionOpen_triggered()
341 {
342         // Show the dialog
343         const QString file_name = QFileDialog::getOpenFileName(
344                 this, tr("Open File"), "", tr(
345                         "Sigrok Sessions (*.sr);;"
346                         "All Files (*.*)"));
347         if (!file_name.isEmpty())
348                 load_file(file_name);
349 }
350
351 void MainWindow::on_actionSaveAs_triggered()
352 {
353         using pv::dialogs::StoreProgress;
354
355         // Stop any currently running capture session
356         _session.stop_capture();
357
358         // Show the dialog
359         const QString file_name = QFileDialog::getSaveFileName(
360                 this, tr("Save File"), "", tr("Sigrok Sessions (*.sr)"));
361
362         if (file_name.isEmpty())
363                 return;
364
365         StoreProgress *dlg = new StoreProgress(file_name, _session, this);
366         dlg->run();
367 }
368
369 void MainWindow::on_actionConnect_triggered()
370 {
371         // Stop any currently running capture session
372         _session.stop_capture();
373
374         dialogs::Connect dlg(this, _device_manager);
375
376         // If the user selected a device, select it in the device list. Select the
377         // current device otherwise.
378         shared_ptr<device::DevInst> dev_inst = dlg.exec() ?
379                 dlg.get_selected_device() : _session.get_device();
380
381         update_device_list(dev_inst);
382 }
383
384 void MainWindow::on_actionQuit_triggered()
385 {
386         close();
387 }
388
389 void MainWindow::on_actionViewZoomIn_triggered()
390 {
391         _view->zoom(1);
392 }
393
394 void MainWindow::on_actionViewZoomOut_triggered()
395 {
396         _view->zoom(-1);
397 }
398
399 void MainWindow::on_actionViewZoomFit_triggered()
400 {
401         _view->zoom_fit();
402 }
403
404 void MainWindow::on_actionViewZoomOneToOne_triggered()
405 {
406         _view->zoom_one_to_one();
407 }
408
409 void MainWindow::on_actionViewShowCursors_triggered()
410 {
411         assert(_view);
412
413         const bool show = !_view->cursors_shown();
414         if(show)
415                 _view->centre_cursors();
416
417         _view->show_cursors(show);
418 }
419
420 void MainWindow::on_actionAbout_triggered()
421 {
422         dialogs::About dlg(this);
423         dlg.exec();
424 }
425
426 void MainWindow::add_decoder(srd_decoder *decoder)
427 {
428 #ifdef ENABLE_DECODE
429         assert(decoder);
430         _session.add_decoder(decoder);
431 #else
432         (void)decoder;
433 #endif
434 }
435
436 void MainWindow::run_stop()
437 {
438         switch(_session.get_capture_state()) {
439         case SigSession::Stopped:
440                 _session.start_capture(
441                                 boost::bind(&MainWindow::session_error, this,
442                                 QString("Capture failed"), _1));
443                 break;
444
445         case SigSession::AwaitingTrigger:
446         case SigSession::Running:
447                 _session.stop_capture();
448                 break;
449         }
450 }
451
452 void MainWindow::capture_state_changed(int state)
453 {
454         _sampling_bar->set_capture_state((pv::SigSession::capture_state)state);
455 }
456
457 } // namespace pv