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                 // Setting the selected device in the sampling bar, generates
 315                 // an event which updates the selected device in the SigSession.
 316                 _sampling_bar->set_selected_device(selected_device);
 317         }
 318 }
 319
 320 void MainWindow::load_file(QString file_name)
 321 {
 322         const QString errorMessage(
 323                 QString("Failed to load file %1").arg(file_name));
 324         const QString infoMessage;
 325         _session.load_file(file_name.toStdString(),
 326                 boost::bind(&MainWindow::session_error, this,
 327                         errorMessage, infoMessage));
 328 }
 329
 330 void MainWindow::show_session_error(
 331         const QString text, const QString info_text)
 332 {
 333         QMessageBox msg(this);
 334         msg.setText(text);
 335         msg.setInformativeText(info_text);
 336         msg.setStandardButtons(QMessageBox::Ok);
 337         msg.setIcon(QMessageBox::Warning);
 338         msg.exec();
 339 }
 340
 341 void MainWindow::on_actionOpen_triggered()
 342 {
 343         // Show the dialog
 344         const QString file_name = QFileDialog::getOpenFileName(
 345                 this, tr("Open File"), "", tr(
 346                         "Sigrok Sessions (*.sr);;"
 347                         "All Files (*.*)"));
 348         if (!file_name.isEmpty())
 349                 load_file(file_name);
 350 }
 351
 352 void MainWindow::on_actionSaveAs_triggered()
 353 {
 354         using pv::dialogs::StoreProgress;
 355
 356         // Stop any currently running capture session
 357         _session.stop_capture();
 358
 359         // Show the dialog
 360         const QString file_name = QFileDialog::getSaveFileName(
 361                 this, tr("Save File"), "", tr("Sigrok Sessions (*.sr)"));
 362
 363         if (file_name.isEmpty())
 364                 return;
 365
 366         StoreProgress *dlg = new StoreProgress(file_name, _session, this);
 367         dlg->run();
 368 }
 369
 370 void MainWindow::on_actionConnect_triggered()
 371 {
 372         // Stop any currently running capture session
 373         _session.stop_capture();
 374
 375         dialogs::Connect dlg(this, _device_manager);
 376
 377         // If the user selected a device, select it in the device list. Select the
 378         // current device otherwise.
 379         shared_ptr<device::DevInst> dev_inst = dlg.exec() ?
 380                 dlg.get_selected_device() : _session.get_device();
 381
 382         update_device_list(dev_inst);
 383 }
 384
 385 void MainWindow::on_actionQuit_triggered()
 386 {
 387         close();
 388 }
 389
 390 void MainWindow::on_actionViewZoomIn_triggered()
 391 {
 392         _view->zoom(1);
 393 }
 394
 395 void MainWindow::on_actionViewZoomOut_triggered()
 396 {
 397         _view->zoom(-1);
 398 }
 399
 400 void MainWindow::on_actionViewZoomFit_triggered()
 401 {
 402         _view->zoom_fit();
 403 }
 404
 405 void MainWindow::on_actionViewZoomOneToOne_triggered()
 406 {
 407         _view->zoom_one_to_one();
 408 }
 409
 410 void MainWindow::on_actionViewShowCursors_triggered()
 411 {
 412         assert(_view);
 413
 414         const bool show = !_view->cursors_shown();
 415         if(show)
 416                 _view->centre_cursors();
 417
 418         _view->show_cursors(show);
 419 }
 420
 421 void MainWindow::on_actionAbout_triggered()
 422 {
 423         dialogs::About dlg(this);
 424         dlg.exec();
 425 }
 426
 427 void MainWindow::add_decoder(srd_decoder *decoder)
 428 {
 429 #ifdef ENABLE_DECODE
 430         assert(decoder);
 431         _session.add_decoder(decoder);
 432 #else
 433         (void)decoder;
 434 #endif
 435 }
 436
 437 void MainWindow::run_stop()
 438 {
 439         switch(_session.get_capture_state()) {
 440         case SigSession::Stopped:
 441                 _session.start_capture(
 442                                 boost::bind(&MainWindow::session_error, this,
 443                                 QString("Capture failed"), _1));
 444                 break;
 445
 446         case SigSession::AwaitingTrigger:
 447         case SigSession::Running:
 448                 _session.stop_capture();
 449                 break;
 450         }
 451 }
 452
 453 void MainWindow::capture_state_changed(int state)
 454 {
 455         _sampling_bar->set_capture_state((pv::SigSession::capture_state)state);
 456 }
 457
 458 } // namespace pv