[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 <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 "devinst.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->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->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);
	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->addSeparator();
	toolbar->addAction(action_view_zoom_in);
	toolbar->addAction(action_view_zoom_out);
	toolbar->addAction(action_view_zoom_fit);
	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(shared_ptr<pv::DevInst> selected_device)
{
	assert(_sampling_bar);

	const list< shared_ptr<DevInst> > &devices = _device_manager.devices();
	_sampling_bar->set_device_list(devices);

	if (!selected_device && !devices.empty()) {
		// Fall back to the first device in the list.
		selected_device = devices.front();

		// Try and find the demo device and select that by default
		BOOST_FOREACH (shared_ptr<pv::DevInst> dev_inst, devices)
			if (strcmp(dev_inst->dev_inst()->driver->name,
				"demo") == 0) {
				selected_device = dev_inst;
			}
	}

	if (selected_device) {
		_sampling_bar->set_selected_device(selected_device);
		_session.set_device(selected_device);
	}
}

void MainWindow::load_file(QString file_name)
{
	const QString errorMessage(
		QString("Failed to load file %1").arg(file_name));
	const QString infoMessage;
	_session.load_file(file_name.toStdString(),
		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.
	shared_ptr<DevInst> dev_inst = dlg.exec() ?
		dlg.get_selected_device() : _session.get_device();

	update_device_list(dev_inst);
}

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 <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 "devinst.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 boost::shared_ptr;
	62	using std::list;
	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->setObjectName(QString::fromUtf8("actionOpen"));
	124	menu_file->addAction(action_open);
	125
	126	QAction *const action_save_as = new QAction(this);
	127	action_save_as->setText(QApplication::translate(
	128	"MainWindow", "&Save As...", 0, QApplication::UnicodeUTF8));
	129	action_save_as->setIcon(QIcon::fromTheme("document-save-as",
	130	QIcon(":/icons/document-save-as.png")));
	131	action_save_as->setObjectName(QString::fromUtf8("actionSaveAs"));
	132	menu_file->addAction(action_save_as);
	133
	134	menu_file->addSeparator();
	135
	136	QAction *const action_connect = new QAction(this);
	137	action_connect->setText(QApplication::translate(
	138	"MainWindow", "&Connect to Device...", 0,
	139	QApplication::UnicodeUTF8));
	140	action_connect->setObjectName(QString::fromUtf8("actionConnect"));
	141	menu_file->addAction(action_connect);
	142
	143	menu_file->addSeparator();
	144
	145	QAction *action_quit = new QAction(this);
	146	action_quit->setText(QApplication::translate(
	147	"MainWindow", "&Quit", 0, QApplication::UnicodeUTF8));
	148	action_quit->setIcon(QIcon::fromTheme("application-exit",
	149	QIcon(":/icons/application-exit.png")));
	150	action_quit->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
	151	action_quit->setObjectName(QString::fromUtf8("actionQuit"));
	152	menu_file->addAction(action_quit);
	153
	154	// View Menu
	155	QMenu *menu_view = new QMenu;
	156	menu_view->setTitle(QApplication::translate(
	157	"MainWindow", "&View", 0, QApplication::UnicodeUTF8));
	158
	159	QAction *const action_view_zoom_in = new QAction(this);
	160	action_view_zoom_in->setText(QApplication::translate(
	161	"MainWindow", "Zoom &In", 0, QApplication::UnicodeUTF8));
	162	action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
	163	QIcon(":/icons/zoom-in.png")));
	164	// simply using Qt::Key_Plus shows no + in the menu
	165	action_view_zoom_in->setShortcut(QKeySequence::ZoomIn);
	166	action_view_zoom_in->setObjectName(
	167	QString::fromUtf8("actionViewZoomIn"));
	168	menu_view->addAction(action_view_zoom_in);
	169
	170	QAction *const action_view_zoom_out = new QAction(this);
	171	action_view_zoom_out->setText(QApplication::translate(
	172	"MainWindow", "Zoom &Out", 0, QApplication::UnicodeUTF8));
	173	action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
	174	QIcon(":/icons/zoom-out.png")));
	175	action_view_zoom_out->setShortcut(QKeySequence::ZoomOut);
	176	action_view_zoom_out->setObjectName(
	177	QString::fromUtf8("actionViewZoomOut"));
	178	menu_view->addAction(action_view_zoom_out);
	179
	180	QAction *const action_view_zoom_fit = new QAction(this);
	181	action_view_zoom_fit->setText(QApplication::translate(
	182	"MainWindow", "Zoom to &Fit", 0, QApplication::UnicodeUTF8));
	183	action_view_zoom_fit->setIcon(QIcon::fromTheme("zoom-fit",
	184	QIcon(":/icons/zoom-fit.png")));
	185	action_view_zoom_fit->setShortcut(QKeySequence(Qt::Key_F));
	186	action_view_zoom_fit->setObjectName(
	187	QString::fromUtf8("actionViewZoomFit"));
	188	menu_view->addAction(action_view_zoom_fit);
	189
	190	QAction *const action_view_zoom_one_to_one = new QAction(this);
	191	action_view_zoom_one_to_one->setText(QApplication::translate(
	192	"MainWindow", "Zoom to &One-to-One", 0,
	193	QApplication::UnicodeUTF8));
	194	action_view_zoom_one_to_one->setIcon(QIcon::fromTheme("zoom-original",
	195	QIcon(":/icons/zoom-original.png")));
	196	action_view_zoom_one_to_one->setShortcut(QKeySequence(Qt::Key_O));
	197	action_view_zoom_one_to_one->setObjectName(
	198	QString::fromUtf8("actionViewZoomOneToOne"));
	199	menu_view->addAction(action_view_zoom_one_to_one);
	200
	201	menu_view->addSeparator();
	202
	203	QAction *action_view_show_cursors = new QAction(this);
	204	action_view_show_cursors->setCheckable(true);
	205	action_view_show_cursors->setChecked(_view->cursors_shown());
	206	action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C));
	207	action_view_show_cursors->setObjectName(
	208	QString::fromUtf8("actionViewShowCursors"));
	209	action_view_show_cursors->setText(QApplication::translate(
	210	"MainWindow", "Show &Cursors", 0, QApplication::UnicodeUTF8));
	211	menu_view->addAction(action_view_show_cursors);
	212
	213	// Decoders Menu
	214	#ifdef ENABLE_DECODE
	215	QMenu *const menu_decoders = new QMenu;
	216	menu_decoders->setTitle(QApplication::translate(
	217	"MainWindow", "&Decoders", 0, QApplication::UnicodeUTF8));
	218
	219	pv::widgets::DecoderMenu *const menu_decoders_add =
	220	new pv::widgets::DecoderMenu(menu_decoders);
	221	menu_decoders_add->setTitle(QApplication::translate(
	222	"MainWindow", "&Add", 0, QApplication::UnicodeUTF8));
	223	connect(menu_decoders_add, SIGNAL(decoder_selected(srd_decoder*)),
	224	this, SLOT(add_decoder(srd_decoder*)));
	225
	226	menu_decoders->addMenu(menu_decoders_add);
	227	#endif
	228
	229	// Help Menu
	230	QMenu *const menu_help = new QMenu;
	231	menu_help->setTitle(QApplication::translate(
	232	"MainWindow", "&Help", 0, QApplication::UnicodeUTF8));
	233
	234	QAction *const action_about = new QAction(this);
	235	action_about->setObjectName(QString::fromUtf8("actionAbout"));
	236	action_about->setText(QApplication::translate(
	237	"MainWindow", "&About...", 0, QApplication::UnicodeUTF8));
	238	menu_help->addAction(action_about);
	239
	240	menu_bar->addAction(menu_file->menuAction());
	241	menu_bar->addAction(menu_view->menuAction());
	242	#ifdef ENABLE_DECODE
	243	menu_bar->addAction(menu_decoders->menuAction());
	244	#endif
	245	menu_bar->addAction(menu_help->menuAction());
	246
	247	setMenuBar(menu_bar);
	248	QMetaObject::connectSlotsByName(this);
	249
	250	// Setup the toolbar
	251	QToolBar *const toolbar = new QToolBar(tr("Main Toolbar"), this);
	252	toolbar->addAction(action_open);
	253	toolbar->addSeparator();
	254	toolbar->addAction(action_view_zoom_in);
	255	toolbar->addAction(action_view_zoom_out);
	256	toolbar->addAction(action_view_zoom_fit);
	257	addToolBar(toolbar);
	258
	259	// Setup the sampling bar
	260	_sampling_bar = new toolbars::SamplingBar(_session, this);
	261
	262	// Populate the device list and select the initially selected device
	263	update_device_list();
	264
	265	connect(_sampling_bar, SIGNAL(run_stop()), this,
	266	SLOT(run_stop()));
	267	addToolBar(_sampling_bar);
	268
	269	// Set the title
	270	setWindowTitle(QApplication::translate("MainWindow", "PulseView", 0,
	271	QApplication::UnicodeUTF8));
	272
	273	// Setup _session events
	274	connect(&_session, SIGNAL(capture_state_changed(int)), this,
	275	SLOT(capture_state_changed(int)));
	276
	277	}
	278
	279	void MainWindow::session_error(
	280	const QString text, const QString info_text)
	281	{
	282	QMetaObject::invokeMethod(this, "show_session_error",
	283	Qt::QueuedConnection, Q_ARG(QString, text),
	284	Q_ARG(QString, info_text));
	285	}
	286
	287	void MainWindow::update_device_list(shared_ptr<pv::DevInst> selected_device)
	288	{
	289	assert(_sampling_bar);
	290
	291	const list< shared_ptr<DevInst> > &devices = _device_manager.devices();
	292	_sampling_bar->set_device_list(devices);
	293
	294	if (!selected_device && !devices.empty()) {
	295	// Fall back to the first device in the list.
	296	selected_device = devices.front();
	297
	298	// Try and find the demo device and select that by default
	299	BOOST_FOREACH (shared_ptr<pv::DevInst> dev_inst, devices)
	300	if (strcmp(dev_inst->dev_inst()->driver->name,
	301	"demo") == 0) {
	302	selected_device = dev_inst;
	303	}
	304	}
	305
	306	if (selected_device) {
	307	_sampling_bar->set_selected_device(selected_device);
	308	_session.set_device(selected_device);
	309	}
	310	}
	311
	312	void MainWindow::load_file(QString file_name)
	313	{
	314	const QString errorMessage(
	315	QString("Failed to load file %1").arg(file_name));
	316	const QString infoMessage;
	317	_session.load_file(file_name.toStdString(),
	318	boost::bind(&MainWindow::session_error, this,
	319	errorMessage, infoMessage));
	320	}
	321
	322	void MainWindow::show_session_error(
	323	const QString text, const QString info_text)
	324	{
	325	QMessageBox msg(this);
	326	msg.setText(text);
	327	msg.setInformativeText(info_text);
	328	msg.setStandardButtons(QMessageBox::Ok);
	329	msg.setIcon(QMessageBox::Warning);
	330	msg.exec();
	331	}
	332
	333	void MainWindow::on_actionOpen_triggered()
	334	{
	335	// Show the dialog
	336	const QString file_name = QFileDialog::getOpenFileName(
	337	this, tr("Open File"), "", tr(
	338	"Sigrok Sessions (*.sr);;"
	339	"All Files (.)"));
	340	if (!file_name.isEmpty())
	341	load_file(file_name);
	342	}
	343
	344	void MainWindow::on_actionSaveAs_triggered()
	345	{
	346	using pv::dialogs::StoreProgress;
	347
	348	// Stop any currently running capture session
	349	_session.stop_capture();
	350
	351	// Show the dialog
	352	const QString file_name = QFileDialog::getSaveFileName(
	353	this, tr("Save File"), "", tr("Sigrok Sessions (*.sr)"));
	354
	355	if (file_name.isEmpty())
	356	return;
	357
	358	StoreProgress *dlg = new StoreProgress(file_name, _session, this);
	359	dlg->run();
	360	}
	361
	362	void MainWindow::on_actionConnect_triggered()
	363	{
	364	// Stop any currently running capture session
	365	_session.stop_capture();
	366
	367	dialogs::Connect dlg(this, _device_manager);
	368
	369	// If the user selected a device, select it in the device list. Select the
	370	// current device otherwise.
	371	shared_ptr<DevInst> dev_inst = dlg.exec() ?
	372	dlg.get_selected_device() : _session.get_device();
	373
	374	update_device_list(dev_inst);
	375	}
	376
	377	void MainWindow::on_actionQuit_triggered()
	378	{
	379	close();
	380	}
	381
	382	void MainWindow::on_actionViewZoomIn_triggered()
	383	{
	384	_view->zoom(1);
	385	}
	386
	387	void MainWindow::on_actionViewZoomOut_triggered()
	388	{
	389	_view->zoom(-1);
	390	}
	391
	392	void MainWindow::on_actionViewZoomFit_triggered()
	393	{
	394	_view->zoom_fit();
	395	}
	396
	397	void MainWindow::on_actionViewZoomOneToOne_triggered()
	398	{
	399	_view->zoom_one_to_one();
	400	}
	401
	402	void MainWindow::on_actionViewShowCursors_triggered()
	403	{
	404	assert(_view);
	405
	406	const bool show = !_view->cursors_shown();
	407	if(show)
	408	_view->centre_cursors();
	409
	410	_view->show_cursors(show);
	411	}
	412
	413	void MainWindow::on_actionAbout_triggered()
	414	{
	415	dialogs::About dlg(this);
	416	dlg.exec();
	417	}
	418
	419	void MainWindow::add_decoder(srd_decoder *decoder)
	420	{
	421	#ifdef ENABLE_DECODE
	422	assert(decoder);
	423	_session.add_decoder(decoder);
	424	#else
	425	(void)decoder;
	426	#endif
	427	}
	428
	429	void MainWindow::run_stop()
	430	{
	431	switch(_session.get_capture_state()) {
	432	case SigSession::Stopped:
	433	_session.start_capture(
	434	boost::bind(&MainWindow::session_error, this,
	435	QString("Capture failed"), _1));
	436	break;
	437
	438	case SigSession::AwaitingTrigger:
	439	case SigSession::Running:
	440	_session.stop_capture();
	441	break;
	442	}
	443	}
	444
	445	void MainWindow::capture_state_changed(int state)
	446	{
	447	_sampling_bar->set_capture_state((pv::SigSession::capture_state)state);
	448	}
	449
	450	} // namespace pv