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