[pulseview.git] / pv / mainwindow.cpp

/*
 * This file is part of the PulseView project.
 *
 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#ifdef ENABLE_DECODE
#include <libsigrokdecode/libsigrokdecode.h>
#endif

#include <boost/bind.hpp>
#include <boost/foreach.hpp>

#include <algorithm>
#include <iterator>

#include <QAction>
#include <QApplication>
#include <QButtonGroup>
#include <QFileDialog>
#include <QMessageBox>
#include <QMenu>
#include <QMenuBar>
#include <QStatusBar>
#include <QVBoxLayout>
#include <QWidget>

#include "mainwindow.h"

#include "devicemanager.h"
#include "device/device.h"
#include "dialogs/about.h"
#include "dialogs/connect.h"
#include "dialogs/storeprogress.h"
#include "toolbars/samplingbar.h"
#include "view/logicsignal.h"
#include "view/view.h"
#ifdef ENABLE_DECODE
#include "widgets/decodermenu.h"
#endif

/* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
#define __STDC_FORMAT_MACROS
#include <inttypes.h>
#include <stdint.h>
#include <stdarg.h>
#include <glib.h>
#include <libsigrok/libsigrok.h>

using boost::shared_ptr;
using std::list;

namespace pv {

namespace view {
class SelectableItem;
}

MainWindow::MainWindow(DeviceManager &device_manager,
	const char *open_file_name,
	QWidget *parent) :
	QMainWindow(parent),
	_device_manager(device_manager),
	_session(device_manager)
{
	setup_ui();
	if (open_file_name) {
		const QString s(QString::fromUtf8(open_file_name));
		QMetaObject::invokeMethod(this, "load_file",
			Qt::QueuedConnection,
			Q_ARG(QString, s));
	}
}

void MainWindow::setup_ui()
{
	setObjectName(QString::fromUtf8("MainWindow"));

	resize(1024, 768);

	// Set the window icon
	QIcon icon;
	icon.addFile(QString::fromUtf8(":/icons/sigrok-logo-notext.png"),
		QSize(), QIcon::Normal, QIcon::Off);
	setWindowIcon(icon);

	// Setup the central widget
	_central_widget = new QWidget(this);
	_vertical_layout = new QVBoxLayout(_central_widget);
	_vertical_layout->setSpacing(6);
	_vertical_layout->setContentsMargins(0, 0, 0, 0);
	setCentralWidget(_central_widget);

	_view = new pv::view::View(_session, this);

	_vertical_layout->addWidget(_view);

	// Setup the menu bar
	QMenuBar *const menu_bar = new QMenuBar(this);
	menu_bar->setGeometry(QRect(0, 0, 400, 25));

	// File Menu
	QMenu *const menu_file = new QMenu;
	menu_file->setTitle(QApplication::translate(
		"MainWindow", "&File", 0, QApplication::UnicodeUTF8));

	QAction *const action_open = new QAction(this);
	action_open->setText(QApplication::translate(
		"MainWindow", "&Open...", 0, QApplication::UnicodeUTF8));
	action_open->setIcon(QIcon::fromTheme("document-open",
		QIcon(":/icons/document-open.png")));
	action_open->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_O));
	action_open->setObjectName(QString::fromUtf8("actionOpen"));
	menu_file->addAction(action_open);

	QAction *const action_save_as = new QAction(this);
	action_save_as->setText(QApplication::translate(
		"MainWindow", "&Save As...", 0, QApplication::UnicodeUTF8));
	action_save_as->setIcon(QIcon::fromTheme("document-save-as",
		QIcon(":/icons/document-save-as.png")));
	action_save_as->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S));
	action_save_as->setObjectName(QString::fromUtf8("actionSaveAs"));
	menu_file->addAction(action_save_as);

	menu_file->addSeparator();

	QAction *const action_connect = new QAction(this);
	action_connect->setText(QApplication::translate(
		"MainWindow", "&Connect to Device...", 0,
		QApplication::UnicodeUTF8));
	action_connect->setObjectName(QString::fromUtf8("actionConnect"));
	menu_file->addAction(action_connect);

	menu_file->addSeparator();

	QAction *action_quit = new QAction(this);
	action_quit->setText(QApplication::translate(
		"MainWindow", "&Quit", 0, QApplication::UnicodeUTF8));
	action_quit->setIcon(QIcon::fromTheme("application-exit",
		QIcon(":/icons/application-exit.png")));
	action_quit->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
	action_quit->setObjectName(QString::fromUtf8("actionQuit"));
	menu_file->addAction(action_quit);

	// View Menu
	QMenu *menu_view = new QMenu;
	menu_view->setTitle(QApplication::translate(
		"MainWindow", "&View", 0, QApplication::UnicodeUTF8));

	QAction *const action_view_zoom_in = new QAction(this);
	action_view_zoom_in->setText(QApplication::translate(
		"MainWindow", "Zoom &In", 0, QApplication::UnicodeUTF8));
	action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
		QIcon(":/icons/zoom-in.png")));
	// simply using Qt::Key_Plus shows no + in the menu
	action_view_zoom_in->setShortcut(QKeySequence::ZoomIn);
	action_view_zoom_in->setObjectName(
		QString::fromUtf8("actionViewZoomIn"));
	menu_view->addAction(action_view_zoom_in);

	QAction *const action_view_zoom_out = new QAction(this);
	action_view_zoom_out->setText(QApplication::translate(
		"MainWindow", "Zoom &Out", 0, QApplication::UnicodeUTF8));
	action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
		QIcon(":/icons/zoom-out.png")));
	action_view_zoom_out->setShortcut(QKeySequence::ZoomOut);
	action_view_zoom_out->setObjectName(
		QString::fromUtf8("actionViewZoomOut"));
	menu_view->addAction(action_view_zoom_out);

	QAction *const action_view_zoom_fit = new QAction(this);
	action_view_zoom_fit->setText(QApplication::translate(
		"MainWindow", "Zoom to &Fit", 0, QApplication::UnicodeUTF8));
	action_view_zoom_fit->setIcon(QIcon::fromTheme("zoom-fit",
		QIcon(":/icons/zoom-fit.png")));
	action_view_zoom_fit->setShortcut(QKeySequence(Qt::Key_F));
	action_view_zoom_fit->setObjectName(
		QString::fromUtf8("actionViewZoomFit"));
	menu_view->addAction(action_view_zoom_fit);

	QAction *const action_view_zoom_one_to_one = new QAction(this);
	action_view_zoom_one_to_one->setText(QApplication::translate(
		"MainWindow", "Zoom to &One-to-One", 0,
			QApplication::UnicodeUTF8));
	action_view_zoom_one_to_one->setIcon(QIcon::fromTheme("zoom-original",
		QIcon(":/icons/zoom-original.png")));
	action_view_zoom_one_to_one->setShortcut(QKeySequence(Qt::Key_O));
	action_view_zoom_one_to_one->setObjectName(
		QString::fromUtf8("actionViewZoomOneToOne"));
	menu_view->addAction(action_view_zoom_one_to_one);

	menu_view->addSeparator();

	QAction *action_view_show_cursors = new QAction(this);
	action_view_show_cursors->setCheckable(true);
	action_view_show_cursors->setChecked(_view->cursors_shown());
	action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C));
	action_view_show_cursors->setObjectName(
		QString::fromUtf8("actionViewShowCursors"));
	action_view_show_cursors->setText(QApplication::translate(
		"MainWindow", "Show &Cursors", 0, QApplication::UnicodeUTF8));
	menu_view->addAction(action_view_show_cursors);

	// Decoders Menu
#ifdef ENABLE_DECODE
	QMenu *const menu_decoders = new QMenu;
	menu_decoders->setTitle(QApplication::translate(
		"MainWindow", "&Decoders", 0, QApplication::UnicodeUTF8));

	pv::widgets::DecoderMenu *const menu_decoders_add =
		new pv::widgets::DecoderMenu(menu_decoders, true);
	menu_decoders_add->setTitle(QApplication::translate(
		"MainWindow", "&Add", 0, QApplication::UnicodeUTF8));
	connect(menu_decoders_add, SIGNAL(decoder_selected(srd_decoder*)),
		this, SLOT(add_decoder(srd_decoder*)));

	menu_decoders->addMenu(menu_decoders_add);
#endif

	// Help Menu
	QMenu *const menu_help = new QMenu;
	menu_help->setTitle(QApplication::translate(
		"MainWindow", "&Help", 0, QApplication::UnicodeUTF8));

	QAction *const action_about = new QAction(this);
	action_about->setObjectName(QString::fromUtf8("actionAbout"));
	action_about->setText(QApplication::translate(
		"MainWindow", "&About...", 0, QApplication::UnicodeUTF8));
	menu_help->addAction(action_about);

	menu_bar->addAction(menu_file->menuAction());
	menu_bar->addAction(menu_view->menuAction());
#ifdef ENABLE_DECODE
	menu_bar->addAction(menu_decoders->menuAction());
#endif
	menu_bar->addAction(menu_help->menuAction());

	setMenuBar(menu_bar);
	QMetaObject::connectSlotsByName(this);

	// Setup the toolbar
	QToolBar *const toolbar = new QToolBar(tr("Main Toolbar"), this);
	toolbar->addAction(action_open);
	toolbar->addAction(action_save_as);
	toolbar->addSeparator();
	toolbar->addAction(action_view_zoom_in);
	toolbar->addAction(action_view_zoom_out);
	toolbar->addAction(action_view_zoom_fit);
	toolbar->addAction(action_view_zoom_one_to_one);
	addToolBar(toolbar);

	// Setup the sampling bar
	_sampling_bar = new toolbars::SamplingBar(_session, this);

	// Populate the device list and select the initially selected device
	update_device_list();

	connect(_sampling_bar, SIGNAL(run_stop()), this,
		SLOT(run_stop()));
	addToolBar(_sampling_bar);

	// Set the title
	setWindowTitle(QApplication::translate("MainWindow", "PulseView", 0,
		QApplication::UnicodeUTF8));

	// Setup _session events
	connect(&_session, SIGNAL(capture_state_changed(int)), this,
		SLOT(capture_state_changed(int)));

}

void MainWindow::session_error(
	const QString text, const QString info_text)
{
	QMetaObject::invokeMethod(this, "show_session_error",
		Qt::QueuedConnection, Q_ARG(QString, text),
		Q_ARG(QString, info_text));
}

void MainWindow::update_device_list()
{
	assert(_sampling_bar);

	shared_ptr<pv::device::DevInst> selected_device = _session.get_device();
	list< shared_ptr<device::DevInst> > devices;
	std::copy(_device_manager.devices().begin(),
		_device_manager.devices().end(), std::back_inserter(devices));

	if (std::find(devices.begin(), devices.end(), selected_device) ==
		devices.end())
		devices.push_back(selected_device);
	assert(selected_device);

	_sampling_bar->set_device_list(devices, selected_device);
}

void MainWindow::load_file(QString file_name)
{
	const QString errorMessage(
		QString("Failed to load file %1").arg(file_name));
	const QString infoMessage;

	try {
		_session.set_file(file_name.toStdString());
	} catch(QString e) {
		show_session_error(tr("Failed to load ") + file_name, e);
		_session.set_default_device();
		update_device_list();
		return;
	}

	update_device_list();

	_session.start_capture(boost::bind(&MainWindow::session_error, this,
		errorMessage, infoMessage));
}

void MainWindow::show_session_error(
	const QString text, const QString info_text)
{
	QMessageBox msg(this);
	msg.setText(text);
	msg.setInformativeText(info_text);
	msg.setStandardButtons(QMessageBox::Ok);
	msg.setIcon(QMessageBox::Warning);
	msg.exec();
}

void MainWindow::on_actionOpen_triggered()
{
	// Show the dialog
	const QString file_name = QFileDialog::getOpenFileName(
		this, tr("Open File"), "", tr(
			"Sigrok Sessions (*.sr);;"
			"All Files (*.*)"));
	if (!file_name.isEmpty())
		load_file(file_name);
}

void MainWindow::on_actionSaveAs_triggered()
{
	using pv::dialogs::StoreProgress;

	// Stop any currently running capture session
	_session.stop_capture();

	// Show the dialog
	const QString file_name = QFileDialog::getSaveFileName(
		this, tr("Save File"), "", tr("Sigrok Sessions (*.sr)"));

	if (file_name.isEmpty())
		return;

	StoreProgress *dlg = new StoreProgress(file_name, _session, this);
	dlg->run();
}

void MainWindow::on_actionConnect_triggered()
{
	// Stop any currently running capture session
	_session.stop_capture();

	dialogs::Connect dlg(this, _device_manager);

	// If the user selected a device, select it in the device list. Select the
	// current device otherwise.
	if (dlg.exec())
		_session.set_device(dlg.get_selected_device());

	update_device_list();
}

void MainWindow::on_actionQuit_triggered()
{
	close();
}

void MainWindow::on_actionViewZoomIn_triggered()
{
	_view->zoom(1);
}

void MainWindow::on_actionViewZoomOut_triggered()
{
	_view->zoom(-1);
}

void MainWindow::on_actionViewZoomFit_triggered()
{
	_view->zoom_fit();
}

void MainWindow::on_actionViewZoomOneToOne_triggered()
{
	_view->zoom_one_to_one();
}

void MainWindow::on_actionViewShowCursors_triggered()
{
	assert(_view);

	const bool show = !_view->cursors_shown();
	if(show)
		_view->centre_cursors();

	_view->show_cursors(show);
}

void MainWindow::on_actionAbout_triggered()
{
	dialogs::About dlg(this);
	dlg.exec();
}

void MainWindow::add_decoder(srd_decoder *decoder)
{
#ifdef ENABLE_DECODE
	assert(decoder);
	_session.add_decoder(decoder);
#else
	(void)decoder;
#endif
}

void MainWindow::run_stop()
{
	switch(_session.get_capture_state()) {
	case SigSession::Stopped:
		_session.start_capture(
				boost::bind(&MainWindow::session_error, this,
				QString("Capture failed"), _1));
		break;

	case SigSession::AwaitingTrigger:
	case SigSession::Running:
		_session.stop_capture();
		break;
	}
}

void MainWindow::capture_state_changed(int state)
{
	_sampling_bar->set_capture_state((pv::SigSession::capture_state)state);
}

} // namespace pv
Commit	Line	Data
	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