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 extern "C" {
  22 #include <sigrokdecode.h>
  23 }
  24
  25 #include <QAction>
  26 #include <QApplication>
  27 #include <QButtonGroup>
  28 #include <QFileDialog>
  29 #include <QMenu>
  30 #include <QMenuBar>
  31 #include <QStatusBar>
  32 #include <QVBoxLayout>
  33 #include <QWidget>
  34
  35 #include "mainwindow.h"
  36 #include "samplingbar.h"
  37 #include "dialogs/about.h"
  38 #include "view/view.h"
  39
  40 extern "C" {
  41 /* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
  42 #define __STDC_FORMAT_MACROS
  43 #include <inttypes.h>
  44 #include <stdint.h>
  45 #include <stdarg.h>
  46 #include <glib.h>
  47 #include <libsigrok/libsigrok.h>
  48 }
  49
  50 namespace pv {
  51
  52 MainWindow::MainWindow(QWidget *parent) :
  53         QMainWindow(parent)
  54 {
  55         setup_ui();
  56 }
  57
  58 void MainWindow::setup_ui()
  59 {
  60         setObjectName(QString::fromUtf8("MainWindow"));
  61
  62         resize(1024, 768);
  63
  64         // Set the window icon
  65         QIcon icon;
  66         icon.addFile(QString::fromUtf8(":/icons/sigrok-logo-notext.png"),
  67                 QSize(), QIcon::Normal, QIcon::Off);
  68         setWindowIcon(icon);
  69
  70         // Setup the central widget
  71         _central_widget = new QWidget(this);
  72         _vertical_layout = new QVBoxLayout(_central_widget);
  73         _vertical_layout->setSpacing(6);
  74         _vertical_layout->setContentsMargins(0, 0, 0, 0);
  75         setCentralWidget(_central_widget);
  76
  77         _view = new pv::view::View(_session, this);
  78         _vertical_layout->addWidget(_view);
  79
  80         // Setup the UI actions
  81         _action_about = new QAction(this);
  82         _action_about->setObjectName(QString::fromUtf8("actionAbout"));
  83
  84         _action_view_zoom_in = new QAction(this);
  85         _action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
  86                 QIcon(":/icons/zoom-in.png")));
  87         _action_view_zoom_in->setObjectName(QString::fromUtf8("actionViewZoomIn"));
  88
  89         _action_view_zoom_out = new QAction(this);
  90         _action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
  91                 QIcon(":/icons/zoom-out.png")));
  92         _action_view_zoom_out->setObjectName(QString::fromUtf8("actionViewZoomOut"));
  93
  94         _action_view_show_cursors = new QAction(this);
  95         _action_view_show_cursors->setCheckable(true);
  96         _action_view_show_cursors->setChecked(_view->cursors_shown());
  97         _action_view_show_cursors->setObjectName(QString::fromUtf8("actionViewShowCursors"));
  98
  99         _action_open = new QAction(this);
 100         _action_open->setIcon(QIcon::fromTheme("document-open",
 101                 QIcon(":/icons/document-open.png")));
 102         _action_open->setObjectName(QString::fromUtf8("actionOpen"));
 103
 104         // Setup the menu bar
 105         _menu_bar = new QMenuBar(this);
 106         _menu_bar->setGeometry(QRect(0, 0, 400, 25));
 107
 108         _menu_file = new QMenu(_menu_bar);
 109         _menu_file->addAction(_action_open);
 110
 111         _menu_view = new QMenu(_menu_bar);
 112         _menu_view->addAction(_action_view_zoom_in);
 113         _menu_view->addAction(_action_view_zoom_out);
 114         _menu_view->addSeparator();
 115         _menu_view->addAction(_action_view_show_cursors);
 116
 117         _menu_help = new QMenu(_menu_bar);
 118         _menu_help->addAction(_action_about);
 119
 120         _menu_bar->addAction(_menu_file->menuAction());
 121         _menu_bar->addAction(_menu_view->menuAction());
 122         _menu_bar->addAction(_menu_help->menuAction());
 123
 124         setMenuBar(_menu_bar);
 125         QMetaObject::connectSlotsByName(this);
 126
 127         // Setup the toolbars
 128         _toolbar = new QToolBar(this);
 129         _toolbar->addAction(_action_open);
 130         _toolbar->addSeparator();
 131         _toolbar->addAction(_action_view_zoom_in);
 132         _toolbar->addAction(_action_view_zoom_out);
 133         addToolBar(_toolbar);
 134
 135         _sampling_bar = new SamplingBar(this);
 136         connect(_sampling_bar, SIGNAL(run_stop()), this,
 137                 SLOT(run_stop()));
 138         addToolBar(_sampling_bar);
 139
 140         setWindowTitle(QApplication::translate("MainWindow", "PulseView", 0,
 141                 QApplication::UnicodeUTF8));
 142
 143         _action_open->setText(QApplication::translate("MainWindow", "&Open...", 0, QApplication::UnicodeUTF8));
 144         _action_view_zoom_in->setText(QApplication::translate("MainWindow", "Zoom &In", 0, QApplication::UnicodeUTF8));
 145         _action_view_zoom_out->setText(QApplication::translate("MainWindow", "Zoom &Out", 0, QApplication::UnicodeUTF8));
 146         _action_view_show_cursors->setText(QApplication::translate("MainWindow", "Show &Cursors", 0, QApplication::UnicodeUTF8));
 147         _action_about->setText(QApplication::translate("MainWindow", "&About...", 0, QApplication::UnicodeUTF8));
 148
 149         _menu_file->setTitle(QApplication::translate("MainWindow", "&File", 0, QApplication::UnicodeUTF8));
 150         _menu_view->setTitle(QApplication::translate("MainWindow", "&View", 0, QApplication::UnicodeUTF8));
 151         _menu_help->setTitle(QApplication::translate("MainWindow", "&Help", 0, QApplication::UnicodeUTF8));
 152
 153         // Setup _session events
 154         connect(&_session, SIGNAL(capture_state_changed(int)), this,
 155                 SLOT(capture_state_changed(int)));
 156
 157 }
 158
 159 void MainWindow::on_actionOpen_triggered()
 160 {
 161         QString file_name = QFileDialog::getOpenFileName(
 162                 this, tr("Open File"), "",
 163                 tr("Sigrok Sessions (*.sr)"));
 164         _session.load_file(file_name.toStdString());
 165 }
 166
 167 void MainWindow::on_actionViewZoomIn_triggered()
 168 {
 169         _view->zoom(1);
 170 }
 171
 172 void MainWindow::on_actionViewZoomOut_triggered()
 173 {
 174         _view->zoom(-1);
 175 }
 176
 177 void MainWindow::on_actionViewShowCursors_triggered()
 178 {
 179         assert(_view);
 180         _view->show_cursors(_action_view_show_cursors->isChecked());
 181 }
 182
 183 void MainWindow::on_actionAbout_triggered()
 184 {
 185         dialogs::About dlg(this);
 186         dlg.exec();
 187 }
 188
 189 void MainWindow::run_stop()
 190 {
 191         switch(_session.get_capture_state()) {
 192         case SigSession::Stopped:
 193                 _session.start_capture(
 194                         _sampling_bar->get_selected_device(),
 195                         _sampling_bar->get_record_length(),
 196                         _sampling_bar->get_sample_rate());
 197                 break;
 198
 199         case SigSession::Running:
 200                 _session.stop_capture();
 201                 break;
 202         }
 203 }
 204
 205 void MainWindow::capture_state_changed(int state)
 206 {
 207         _sampling_bar->set_sampling(state != SigSession::Stopped);
 208 }
 209
 210 } // namespace pv