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