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 <algorithm>
  26 #include <iterator>
  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 "device/device.h"
  43 #include "dialogs/about.h"
  44 #include "dialogs/connect.h"
  45 #include "dialogs/storeprogress.h"
  46 #include "toolbars/samplingbar.h"
  47 #include "view/logicsignal.h"
  48 #include "view/view.h"
  49 #ifdef ENABLE_DECODE
  50 #include "widgets/decodermenu.h"
  51 #endif
  52
  53 /* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
  54 #define __STDC_FORMAT_MACROS
  55 #include <inttypes.h>
  56 #include <stdint.h>
  57 #include <stdarg.h>
  58 #include <glib.h>
  59 #include <libsigrok/libsigrok.h>
  60
  61 using std::list;
  62 using std::shared_ptr;
  63
  64 namespace pv {
  65
  66 namespace view {
  67 class SelectableItem;
  68 }
  69
  70 MainWindow::MainWindow(DeviceManager &device_manager,
  71         const char *open_file_name,
  72         QWidget *parent) :
  73         QMainWindow(parent),
  74         _device_manager(device_manager),
  75         _session(device_manager)
  76 {
  77         setup_ui();
  78         if (open_file_name) {
  79                 const QString s(QString::fromUtf8(open_file_name));
  80                 QMetaObject::invokeMethod(this, "load_file",
  81                         Qt::QueuedConnection,
  82                         Q_ARG(QString, s));
  83         }
  84 }
  85
  86 void MainWindow::setup_ui()
  87 {
  88         setObjectName(QString::fromUtf8("MainWindow"));
  89
  90         resize(1024, 768);
  91
  92         // Set the window icon
  93         QIcon icon;
  94         icon.addFile(QString::fromUtf8(":/icons/sigrok-logo-notext.png"),
  95                 QSize(), QIcon::Normal, QIcon::Off);
  96         setWindowIcon(icon);
  97
  98         // Setup the central widget
  99         _central_widget = new QWidget(this);
 100         _vertical_layout = new QVBoxLayout(_central_widget);
 101         _vertical_layout->setSpacing(6);
 102         _vertical_layout->setContentsMargins(0, 0, 0, 0);
 103         setCentralWidget(_central_widget);
 104
 105         _view = new pv::view::View(_session, this);
 106
 107         _vertical_layout->addWidget(_view);
 108
 109         // Setup the menu bar
 110         QMenuBar *const menu_bar = new QMenuBar(this);
 111         menu_bar->setGeometry(QRect(0, 0, 400, 25));
 112
 113         // File Menu
 114         QMenu *const menu_file = new QMenu;
 115         menu_file->setTitle(QApplication::translate(
 116                 "MainWindow", "&File", 0, QApplication::UnicodeUTF8));
 117
 118         QAction *const action_open = new QAction(this);
 119         action_open->setText(QApplication::translate(
 120                 "MainWindow", "&Open...", 0, QApplication::UnicodeUTF8));
 121         action_open->setIcon(QIcon::fromTheme("document-open",
 122                 QIcon(":/icons/document-open.png")));
 123         action_open->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_O));
 124         action_open->setObjectName(QString::fromUtf8("actionOpen"));
 125         menu_file->addAction(action_open);
 126
 127         QAction *const action_save_as = new QAction(this);
 128         action_save_as->setText(QApplication::translate(
 129                 "MainWindow", "&Save As...", 0, QApplication::UnicodeUTF8));
 130         action_save_as->setIcon(QIcon::fromTheme("document-save-as",
 131                 QIcon(":/icons/document-save-as.png")));
 132         action_save_as->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S));
 133         action_save_as->setObjectName(QString::fromUtf8("actionSaveAs"));
 134         menu_file->addAction(action_save_as);
 135
 136         menu_file->addSeparator();
 137
 138         QAction *const action_connect = new QAction(this);
 139         action_connect->setText(QApplication::translate(
 140                 "MainWindow", "&Connect to Device...", 0,
 141                 QApplication::UnicodeUTF8));
 142         action_connect->setObjectName(QString::fromUtf8("actionConnect"));
 143         menu_file->addAction(action_connect);
 144
 145         menu_file->addSeparator();
 146
 147         QAction *action_quit = new QAction(this);
 148         action_quit->setText(QApplication::translate(
 149                 "MainWindow", "&Quit", 0, QApplication::UnicodeUTF8));
 150         action_quit->setIcon(QIcon::fromTheme("application-exit",
 151                 QIcon(":/icons/application-exit.png")));
 152         action_quit->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
 153         action_quit->setObjectName(QString::fromUtf8("actionQuit"));
 154         menu_file->addAction(action_quit);
 155
 156         // View Menu
 157         QMenu *menu_view = new QMenu;
 158         menu_view->setTitle(QApplication::translate(
 159                 "MainWindow", "&View", 0, QApplication::UnicodeUTF8));
 160
 161         QAction *const action_view_zoom_in = new QAction(this);
 162         action_view_zoom_in->setText(QApplication::translate(
 163                 "MainWindow", "Zoom &In", 0, QApplication::UnicodeUTF8));
 164         action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
 165                 QIcon(":/icons/zoom-in.png")));
 166         // simply using Qt::Key_Plus shows no + in the menu
 167         action_view_zoom_in->setShortcut(QKeySequence::ZoomIn);
 168         action_view_zoom_in->setObjectName(
 169                 QString::fromUtf8("actionViewZoomIn"));
 170         menu_view->addAction(action_view_zoom_in);
 171
 172         QAction *const action_view_zoom_out = new QAction(this);
 173         action_view_zoom_out->setText(QApplication::translate(
 174                 "MainWindow", "Zoom &Out", 0, QApplication::UnicodeUTF8));
 175         action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
 176                 QIcon(":/icons/zoom-out.png")));
 177         action_view_zoom_out->setShortcut(QKeySequence::ZoomOut);
 178         action_view_zoom_out->setObjectName(
 179                 QString::fromUtf8("actionViewZoomOut"));
 180         menu_view->addAction(action_view_zoom_out);
 181
 182         QAction *const action_view_zoom_fit = new QAction(this);
 183         action_view_zoom_fit->setText(QApplication::translate(
 184                 "MainWindow", "Zoom to &Fit", 0, QApplication::UnicodeUTF8));
 185         action_view_zoom_fit->setIcon(QIcon::fromTheme("zoom-fit",
 186                 QIcon(":/icons/zoom-fit.png")));
 187         action_view_zoom_fit->setShortcut(QKeySequence(Qt::Key_F));
 188         action_view_zoom_fit->setObjectName(
 189                 QString::fromUtf8("actionViewZoomFit"));
 190         menu_view->addAction(action_view_zoom_fit);
 191
 192         QAction *const action_view_zoom_one_to_one = new QAction(this);
 193         action_view_zoom_one_to_one->setText(QApplication::translate(
 194                 "MainWindow", "Zoom to &One-to-One", 0,
 195                         QApplication::UnicodeUTF8));
 196         action_view_zoom_one_to_one->setIcon(QIcon::fromTheme("zoom-original",
 197                 QIcon(":/icons/zoom-original.png")));
 198         action_view_zoom_one_to_one->setShortcut(QKeySequence(Qt::Key_O));
 199         action_view_zoom_one_to_one->setObjectName(
 200                 QString::fromUtf8("actionViewZoomOneToOne"));
 201         menu_view->addAction(action_view_zoom_one_to_one);
 202
 203         menu_view->addSeparator();
 204
 205         QAction *action_view_show_cursors = new QAction(this);
 206         action_view_show_cursors->setCheckable(true);
 207         action_view_show_cursors->setChecked(_view->cursors_shown());
 208         action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C));
 209         action_view_show_cursors->setObjectName(
 210                 QString::fromUtf8("actionViewShowCursors"));
 211         action_view_show_cursors->setText(QApplication::translate(
 212                 "MainWindow", "Show &Cursors", 0, QApplication::UnicodeUTF8));
 213         menu_view->addAction(action_view_show_cursors);
 214
 215         // Decoders Menu
 216 #ifdef ENABLE_DECODE
 217         QMenu *const menu_decoders = new QMenu;
 218         menu_decoders->setTitle(QApplication::translate(
 219                 "MainWindow", "&Decoders", 0, QApplication::UnicodeUTF8));
 220
 221         pv::widgets::DecoderMenu *const menu_decoders_add =
 222                 new pv::widgets::DecoderMenu(menu_decoders, true);
 223         menu_decoders_add->setTitle(QApplication::translate(
 224                 "MainWindow", "&Add", 0, QApplication::UnicodeUTF8));
 225         connect(menu_decoders_add, SIGNAL(decoder_selected(srd_decoder*)),
 226                 this, SLOT(add_decoder(srd_decoder*)));
 227
 228         menu_decoders->addMenu(menu_decoders_add);
 229 #endif
 230
 231         // Help Menu
 232         QMenu *const menu_help = new QMenu;
 233         menu_help->setTitle(QApplication::translate(
 234                 "MainWindow", "&Help", 0, QApplication::UnicodeUTF8));
 235
 236         QAction *const action_about = new QAction(this);
 237         action_about->setObjectName(QString::fromUtf8("actionAbout"));
 238         action_about->setText(QApplication::translate(
 239                 "MainWindow", "&About...", 0, QApplication::UnicodeUTF8));
 240         menu_help->addAction(action_about);
 241
 242         menu_bar->addAction(menu_file->menuAction());
 243         menu_bar->addAction(menu_view->menuAction());
 244 #ifdef ENABLE_DECODE
 245         menu_bar->addAction(menu_decoders->menuAction());
 246 #endif
 247         menu_bar->addAction(menu_help->menuAction());
 248
 249         setMenuBar(menu_bar);
 250         QMetaObject::connectSlotsByName(this);
 251
 252         // Setup the toolbar
 253         QToolBar *const toolbar = new QToolBar(tr("Main Toolbar"), this);
 254         toolbar->addAction(action_open);
 255         toolbar->addAction(action_save_as);
 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         toolbar->addAction(action_view_zoom_one_to_one);
 261         addToolBar(toolbar);
 262
 263         // Setup the sampling bar
 264         _sampling_bar = new toolbars::SamplingBar(_session, this);
 265
 266         // Populate the device list and select the initially selected device
 267         update_device_list();
 268
 269         connect(_sampling_bar, SIGNAL(run_stop()), this,
 270                 SLOT(run_stop()));
 271         addToolBar(_sampling_bar);
 272
 273         // Set the title
 274         setWindowTitle(QApplication::translate("MainWindow", "PulseView", 0,
 275                 QApplication::UnicodeUTF8));
 276
 277         // Setup _session events
 278         connect(&_session, SIGNAL(capture_state_changed(int)), this,
 279                 SLOT(capture_state_changed(int)));
 280
 281 }
 282
 283 void MainWindow::session_error(
 284         const QString text, const QString info_text)
 285 {
 286         QMetaObject::invokeMethod(this, "show_session_error",
 287                 Qt::QueuedConnection, Q_ARG(QString, text),
 288                 Q_ARG(QString, info_text));
 289 }
 290
 291 void MainWindow::update_device_list()
 292 {
 293         assert(_sampling_bar);
 294
 295         shared_ptr<pv::device::DevInst> selected_device = _session.get_device();
 296         list< shared_ptr<device::DevInst> > devices;
 297         std::copy(_device_manager.devices().begin(),
 298                 _device_manager.devices().end(), std::back_inserter(devices));
 299
 300         if (std::find(devices.begin(), devices.end(), selected_device) ==
 301                 devices.end())
 302                 devices.push_back(selected_device);
 303         assert(selected_device);
 304
 305         _sampling_bar->set_device_list(devices, selected_device);
 306 }
 307
 308 void MainWindow::load_file(QString file_name)
 309 {
 310         const QString errorMessage(
 311                 QString("Failed to load file %1").arg(file_name));
 312         const QString infoMessage;
 313
 314         try {
 315                 _session.set_file(file_name.toStdString());
 316         } catch(QString e) {
 317                 show_session_error(tr("Failed to load ") + file_name, e);
 318                 _session.set_default_device();
 319                 update_device_list();
 320                 return;
 321         }
 322
 323         update_device_list();
 324
 325         _session.start_capture([&, errorMessage, infoMessage](QString) {
 326                 session_error(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         if (dlg.exec())
 379                 _session.set_device(dlg.get_selected_device());
 380
 381         update_device_list();
 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([&](QString message) {
 441                         session_error("Capture failed", message); });
 442                 break;
 443
 444         case SigSession::AwaitingTrigger:
 445         case SigSession::Running:
 446                 _session.stop_capture();
 447                 break;
 448         }
 449 }
 450
 451 void MainWindow::capture_state_changed(int state)
 452 {
 453         _sampling_bar->set_capture_state((pv::SigSession::capture_state)state);
 454 }
 455
 456 } // namespace pv