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