[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
 */

#include <cassert>

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

#include <algorithm>
#include <iterator>

#include <boost/algorithm/string/join.hpp>

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

#include "mainwindow.hpp"

#include "devicemanager.hpp"
#include "devices/hardwaredevice.hpp"
#include "devices/inputfile.hpp"
#include "devices/sessionfile.hpp"
#include "dialogs/about.hpp"
#include "dialogs/connect.hpp"
#include "dialogs/inputoutputoptions.hpp"
#include "dialogs/storeprogress.hpp"
#include "toolbars/mainbar.hpp"
#include "view/logicsignal.hpp"
#include "view/view.hpp"
#include "widgets/exportmenu.hpp"
#include "widgets/importmenu.hpp"
#ifdef ENABLE_DECODE
#include "widgets/decodermenu.hpp"
#endif
#include "widgets/hidingmenubar.hpp"

#include <inttypes.h>
#include <stdint.h>
#include <stdarg.h>
#include <glib.h>
#include <libsigrokcxx/libsigrokcxx.hpp>

using std::list;
using std::map;
using std::shared_ptr;
using std::string;
using std::vector;

using boost::algorithm::join;

using sigrok::Error;
using sigrok::OutputFormat;
using sigrok::InputFormat;

namespace pv {

namespace view {
class ViewItem;
}

const char *MainWindow::SettingOpenDirectory = "MainWindow/OpenDirectory";
const char *MainWindow::SettingSaveDirectory = "MainWindow/SaveDirectory";

MainWindow::MainWindow(DeviceManager &device_manager,
	const char *open_file_name,
	QWidget *parent) :
	QMainWindow(parent),
	device_manager_(device_manager),
	session_(device_manager),
	action_open_(new QAction(this)),
	action_save_as_(new QAction(this)),
	action_connect_(new QAction(this)),
	action_quit_(new QAction(this)),
	action_view_zoom_in_(new QAction(this)),
	action_view_zoom_out_(new QAction(this)),
	action_view_zoom_fit_(new QAction(this)),
	action_view_zoom_one_to_one_(new QAction(this)),
	action_view_show_cursors_(new QAction(this)),
	action_about_(new QAction(this))
#ifdef ENABLE_DECODE
	, menu_decoders_add_(new pv::widgets::DecoderMenu(this, true))
#endif
{
	setup_ui();
	restore_ui_settings();
	if (open_file_name) {
		const QString s(QString::fromUtf8(open_file_name));
		QMetaObject::invokeMethod(this, "load_file",
			Qt::QueuedConnection,
			Q_ARG(QString, s));
	}
}

QAction* MainWindow::action_open() const
{
	return action_open_;
}

QAction* MainWindow::action_save_as() const
{
	return action_save_as_;
}

QAction* MainWindow::action_connect() const
{
	return action_connect_;
}

QAction* MainWindow::action_quit() const
{
	return action_quit_;
}

QAction* MainWindow::action_view_zoom_in() const
{
	return action_view_zoom_in_;
}

QAction* MainWindow::action_view_zoom_out() const
{
	return action_view_zoom_out_;
}

QAction* MainWindow::action_view_zoom_fit() const
{
	return action_view_zoom_fit_;
}

QAction* MainWindow::action_view_zoom_one_to_one() const
{
	return action_view_zoom_one_to_one_;
}

QAction* MainWindow::action_view_show_cursors() const
{
	return action_view_show_cursors_;
}

QAction* MainWindow::action_about() const
{
	return action_about_;
}

#ifdef ENABLE_DECODE
QMenu* MainWindow::menu_decoder_add() const
{
	return menu_decoders_add_;
}
#endif

void MainWindow::run_stop()
{
	switch(session_.get_capture_state()) {
	case Session::Stopped:
		session_.start_capture([&](QString message) {
			session_error("Capture failed", message); });
		break;

	case Session::AwaitingTrigger:
	case Session::Running:
		session_.stop_capture();
		break;
	}
}

void MainWindow::select_device(shared_ptr<devices::Device> device)
{
	try {
		session_.set_device(device);
	} catch(const QString &e) {
		QMessageBox msg(this);
		msg.setText(e);
		msg.setInformativeText(tr("Failed to Select Device"));
		msg.setStandardButtons(QMessageBox::Ok);
		msg.setIcon(QMessageBox::Warning);
		msg.exec();
	}
}

void MainWindow::export_file(shared_ptr<OutputFormat> format)
{
	using pv::dialogs::StoreProgress;

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

	QSettings settings;
	const QString dir = settings.value(SettingSaveDirectory).toString();

	// Construct the filter
	const vector<string> exts = format->extensions();
	QString filter = tr("%1 files ").arg(
		QString::fromStdString(format->description()));

	if (exts.empty())
		filter += "(*.*)";
	else
		filter += QString("(*.%1);;%2 (*.*)").arg(
			QString::fromStdString(join(exts, ", *."))).arg(
			tr("All Files"));

	// Show the file dialog
	const QString file_name = QFileDialog::getSaveFileName(
		this, tr("Save File"), dir, filter);

	if (file_name.isEmpty())
		return;

	const QString abs_path = QFileInfo(file_name).absolutePath();
	settings.setValue(SettingSaveDirectory, abs_path);

	// Show the options dialog
	map<string, Glib::VariantBase> options;
	if (!format->options().empty()) {
		dialogs::InputOutputOptions dlg(
			tr("Export %1").arg(QString::fromStdString(
				format->description())),
			format->options(), this);
		if (!dlg.exec())
			return;
		options = dlg.options();
	}

	StoreProgress *dlg = new StoreProgress(file_name, format, options,
		session_, this);
	dlg->run();
}

void MainWindow::import_file(shared_ptr<InputFormat> format)
{
	assert(format);

	QSettings settings;
	const QString dir = settings.value(SettingOpenDirectory).toString();

	// Construct the filter
	const vector<string> exts = format->extensions();
	const QString filter = exts.empty() ? "" :
		tr("%1 files (*.%2)").arg(
			QString::fromStdString(format->description())).arg(
			QString::fromStdString(join(exts, ", *.")));

	// Show the file dialog
	const QString file_name = QFileDialog::getOpenFileName(
		this, tr("Import File"), dir, tr(
			"%1 files (*.*);;All Files (*.*)").arg(
			QString::fromStdString(format->description())));

	if (file_name.isEmpty())
		return;

	// Show the options dialog
	map<string, Glib::VariantBase> options;
	if (!format->options().empty()) {
		dialogs::InputOutputOptions dlg(
			tr("Import %1").arg(QString::fromStdString(
				format->description())),
			format->options(), this);
		if (!dlg.exec())
			return;
		options = dlg.options();
	}

	load_file(file_name, format, options);

	const QString abs_path = QFileInfo(file_name).absolutePath();
	settings.setValue(SettingOpenDirectory, abs_path);
}

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

	// Set the window icon
	QIcon icon;
	icon.addFile(QString(":/icons/sigrok-logo-notext.svg"));
	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
	pv::widgets::HidingMenuBar *const menu_bar =
		new pv::widgets::HidingMenuBar(this);

	// File Menu
	QMenu *const menu_file = new QMenu;
	menu_file->setTitle(tr("&File"));

	action_open_->setText(tr("&Open..."));
	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_);

	action_save_as_->setText(tr("&Save As..."));
	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();

	widgets::ExportMenu *menu_file_export = new widgets::ExportMenu(this,
		device_manager_.context());
	menu_file_export->setTitle(tr("&Export"));
	connect(menu_file_export,
		SIGNAL(format_selected(std::shared_ptr<sigrok::OutputFormat>)),
		this, SLOT(export_file(std::shared_ptr<sigrok::OutputFormat>)));
	menu_file->addAction(menu_file_export->menuAction());

	widgets::ImportMenu *menu_file_import = new widgets::ImportMenu(this,
		device_manager_.context());
	menu_file_import->setTitle(tr("&Import"));
	connect(menu_file_import,
		SIGNAL(format_selected(std::shared_ptr<sigrok::InputFormat>)),
		this, SLOT(import_file(std::shared_ptr<sigrok::InputFormat>)));
	menu_file->addAction(menu_file_import->menuAction());

	menu_file->addSeparator();

	action_connect_->setText(tr("&Connect to Device..."));
	action_connect_->setObjectName(QString::fromUtf8("actionConnect"));
	menu_file->addAction(action_connect_);

	menu_file->addSeparator();

	action_quit_->setText(tr("&Quit"));
	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(tr("&View"));

	action_view_zoom_in_->setText(tr("Zoom &In"));
	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_);

	action_view_zoom_out_->setText(tr("Zoom &Out"));
	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_);

	action_view_zoom_fit_->setText(tr("Zoom to &Fit"));
	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_);

	action_view_zoom_one_to_one_->setText(tr("Zoom to O&ne-to-One"));
	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();

	action_view_show_cursors_->setCheckable(true);
	action_view_show_cursors_->setChecked(view_->cursors_shown());
	action_view_show_cursors_->setIcon(QIcon::fromTheme("show-cursors",
		QIcon(":/icons/show-cursors.svg")));
	action_view_show_cursors_->setShortcut(QKeySequence(Qt::Key_C));
	action_view_show_cursors_->setObjectName(
		QString::fromUtf8("actionViewShowCursors"));
	action_view_show_cursors_->setText(tr("Show &Cursors"));
	menu_view->addAction(action_view_show_cursors_);

	// Decoders Menu
#ifdef ENABLE_DECODE
	QMenu *const menu_decoders = new QMenu;
	menu_decoders->setTitle(tr("&Decoders"));

	menu_decoders_add_->setTitle(tr("&Add"));
	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(tr("&Help"));

	action_about_->setObjectName(QString::fromUtf8("actionAbout"));
	action_about_->setText(tr("&About..."));
	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
	main_bar_ = new toolbars::MainBar(session_, *this);

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

	addToolBar(main_bar_);

	// Set the title
	setWindowTitle(tr("PulseView"));

	// Setup session_ events
	connect(&session_, SIGNAL(capture_state_changed(int)), this,
		SLOT(capture_state_changed(int)));
	connect(&session_, SIGNAL(device_selected()), this,
		SLOT(device_selected()));
}

void MainWindow::save_ui_settings()
{
	QSettings settings;

	map<string, string> dev_info;
	list<string> key_list;

	settings.beginGroup("MainWindow");
	settings.setValue("state", saveState());
	settings.setValue("geometry", saveGeometry());
	settings.endGroup();

	if (session_.device()) {
		settings.beginGroup("Device");
		key_list.push_back("vendor");
		key_list.push_back("model");
		key_list.push_back("version");
		key_list.push_back("serial_num");
		key_list.push_back("connection_id");

		dev_info = device_manager_.get_device_info(
			session_.device());

		for (string key : key_list) {

			if (dev_info.count(key))
				settings.setValue(QString::fromUtf8(key.c_str()),
						QString::fromUtf8(dev_info.at(key).c_str()));
			else
				settings.remove(QString::fromUtf8(key.c_str()));
		}

		settings.endGroup();
	}
}

void MainWindow::restore_ui_settings()
{
	QSettings settings;

	map<string, string> dev_info;
	list<string> key_list;

	settings.beginGroup("MainWindow");

	if (settings.contains("geometry")) {
		restoreGeometry(settings.value("geometry").toByteArray());
		restoreState(settings.value("state").toByteArray());
	} else
		resize(1000, 720);

	settings.endGroup();

	// Re-select last used device if possible.
	settings.beginGroup("Device");
	key_list.push_back("vendor");
	key_list.push_back("model");
	key_list.push_back("version");
	key_list.push_back("serial_num");
	key_list.push_back("connection_id");

	for (string key : key_list) {
		const QString k = QString::fromStdString(key);
		if (!settings.contains(k))
			continue;

		const string value = settings.value(k).toString().toStdString();
		if (!value.empty())
			dev_info.insert(std::make_pair(key, value));
	}

	const shared_ptr<devices::HardwareDevice> device =
		device_manager_.find_device_from_info(dev_info);
	if (device) {
		select_device(device);
		update_device_list();
	}

	settings.endGroup();
}

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()
{
	main_bar_->update_device_list();
}

void MainWindow::closeEvent(QCloseEvent *event)
{
	save_ui_settings();
	event->accept();
}

void MainWindow::keyReleaseEvent(QKeyEvent *event)
{
	if (event->key() == Qt::Key_Alt) {
		menuBar()->setHidden(!menuBar()->isHidden());
		menuBar()->setFocus();
	}
	QMainWindow::keyReleaseEvent(event);
}

void MainWindow::load_file(QString file_name,
	std::shared_ptr<sigrok::InputFormat> format,
	const std::map<std::string, Glib::VariantBase> &options)
{
	const QString errorMessage(
		QString("Failed to load file %1").arg(file_name));
	const QString infoMessage;

	try {
		if (format)
			session_.set_device(shared_ptr<devices::Device>(
				new devices::InputFile(
					device_manager_.context(),
					file_name.toStdString(),
					format, options)));
		else
			session_.set_device(shared_ptr<devices::Device>(
				new devices::SessionFile(
					device_manager_.context(),
					file_name.toStdString())));
	} catch(Error e) {
		show_session_error(tr("Failed to load ") + file_name, e.what());
		session_.set_default_device();
		update_device_list();
		return;
	}

	update_device_list();

	session_.start_capture([&, errorMessage, infoMessage](QString) {
		session_error(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()
{
	QSettings settings;
	const QString dir = settings.value(SettingOpenDirectory).toString();

	// Show the dialog
	const QString file_name = QFileDialog::getOpenFileName(
		this, tr("Open File"), dir, tr(
			"Sigrok Sessions (*.sr);;"
			"All Files (*.*)"));

	if (!file_name.isEmpty()) {
		load_file(file_name);

		const QString abs_path = QFileInfo(file_name).absolutePath();
		settings.setValue(SettingOpenDirectory, abs_path);
	}
}

void MainWindow::on_actionSaveAs_triggered()
{
	export_file(device_manager_.context()->output_formats()["srzip"]);
}

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())
		select_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(device_manager_.context(), 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::capture_state_changed(int state)
{
	main_bar_->set_capture_state((pv::Session::capture_state)state);
}

void MainWindow::device_selected()
{
	// Set the title to include the device/file name
	const shared_ptr<devices::Device> device = session_.device();
	if (!device)
		return;

	const string display_name = device->display_name(device_manager_);
	setWindowTitle(tr("%1 - PulseView").arg(display_name.c_str()));
}

} // 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	#include <cassert>
	22
	23	#ifdef ENABLE_DECODE
	24	#include <libsigrokdecode/libsigrokdecode.h>
	25	#endif
	26
	27	#include <algorithm>
	28	#include <iterator>
	29
	30	#include <boost/algorithm/string/join.hpp>
	31
	32	#include <QAction>
	33	#include <QApplication>
	34	#include <QButtonGroup>
	35	#include <QCloseEvent>
	36	#include <QFileDialog>
	37	#include <QMessageBox>
	38	#include <QMenu>
	39	#include <QMenuBar>
	40	#include <QSettings>
	41	#include <QStatusBar>
	42	#include <QVBoxLayout>
	43	#include <QWidget>
	44
	45	#include "mainwindow.hpp"
	46
	47	#include "devicemanager.hpp"
	48	#include "devices/hardwaredevice.hpp"
	49	#include "devices/inputfile.hpp"
	50	#include "devices/sessionfile.hpp"
	51	#include "dialogs/about.hpp"
	52	#include "dialogs/connect.hpp"
	53	#include "dialogs/inputoutputoptions.hpp"
	54	#include "dialogs/storeprogress.hpp"
	55	#include "toolbars/mainbar.hpp"
	56	#include "view/logicsignal.hpp"
	57	#include "view/view.hpp"
	58	#include "widgets/exportmenu.hpp"
	59	#include "widgets/importmenu.hpp"
	60	#ifdef ENABLE_DECODE
	61	#include "widgets/decodermenu.hpp"
	62	#endif
	63	#include "widgets/hidingmenubar.hpp"
	64
	65	#include <inttypes.h>
	66	#include <stdint.h>
	67	#include <stdarg.h>
	68	#include <glib.h>
	69	#include <libsigrokcxx/libsigrokcxx.hpp>
	70
	71	using std::list;
	72	using std::map;
	73	using std::shared_ptr;
	74	using std::string;
	75	using std::vector;
	76
	77	using boost::algorithm::join;
	78
	79	using sigrok::Error;
	80	using sigrok::OutputFormat;
	81	using sigrok::InputFormat;
	82
	83	namespace pv {
	84
	85	namespace view {
	86	class ViewItem;
	87	}
	88
	89	const char *MainWindow::SettingOpenDirectory = "MainWindow/OpenDirectory";
	90	const char *MainWindow::SettingSaveDirectory = "MainWindow/SaveDirectory";
	91
	92	MainWindow::MainWindow(DeviceManager &device_manager,
	93	const char *open_file_name,
	94	QWidget *parent) :
	95	QMainWindow(parent),
	96	device_manager_(device_manager),
	97	session_(device_manager),
	98	action_open_(new QAction(this)),
	99	action_save_as_(new QAction(this)),
	100	action_connect_(new QAction(this)),
	101	action_quit_(new QAction(this)),
	102	action_view_zoom_in_(new QAction(this)),
	103	action_view_zoom_out_(new QAction(this)),
	104	action_view_zoom_fit_(new QAction(this)),
	105	action_view_zoom_one_to_one_(new QAction(this)),
	106	action_view_show_cursors_(new QAction(this)),
	107	action_about_(new QAction(this))
	108	#ifdef ENABLE_DECODE
	109	, menu_decoders_add_(new pv::widgets::DecoderMenu(this, true))
	110	#endif
	111	{
	112	setup_ui();
	113	restore_ui_settings();
	114	if (open_file_name) {
	115	const QString s(QString::fromUtf8(open_file_name));
	116	QMetaObject::invokeMethod(this, "load_file",
	117	Qt::QueuedConnection,
	118	Q_ARG(QString, s));
	119	}
	120	}
	121
	122	QAction* MainWindow::action_open() const
	123	{
	124	return action_open_;
	125	}
	126
	127	QAction* MainWindow::action_save_as() const
	128	{
	129	return action_save_as_;
	130	}
	131
	132	QAction* MainWindow::action_connect() const
	133	{
	134	return action_connect_;
	135	}
	136
	137	QAction* MainWindow::action_quit() const
	138	{
	139	return action_quit_;
	140	}
	141
	142	QAction* MainWindow::action_view_zoom_in() const
	143	{
	144	return action_view_zoom_in_;
	145	}
	146
	147	QAction* MainWindow::action_view_zoom_out() const
	148	{
	149	return action_view_zoom_out_;
	150	}
	151
	152	QAction* MainWindow::action_view_zoom_fit() const
	153	{
	154	return action_view_zoom_fit_;
	155	}
	156
	157	QAction* MainWindow::action_view_zoom_one_to_one() const
	158	{
	159	return action_view_zoom_one_to_one_;
	160	}
	161
	162	QAction* MainWindow::action_view_show_cursors() const
	163	{
	164	return action_view_show_cursors_;
	165	}
	166
	167	QAction* MainWindow::action_about() const
	168	{
	169	return action_about_;
	170	}
	171
	172	#ifdef ENABLE_DECODE
	173	QMenu* MainWindow::menu_decoder_add() const
	174	{
	175	return menu_decoders_add_;
	176	}
	177	#endif
	178
	179	void MainWindow::run_stop()
	180	{
	181	switch(session_.get_capture_state()) {
	182	case Session::Stopped:
	183	session_.start_capture([&](QString message) {
	184	session_error("Capture failed", message); });
	185	break;
	186
	187	case Session::AwaitingTrigger:
	188	case Session::Running:
	189	session_.stop_capture();
	190	break;
	191	}
	192	}
	193
	194	void MainWindow::select_device(shared_ptr<devices::Device> device)
	195	{
	196	try {
	197	session_.set_device(device);
	198	} catch(const QString &e) {
	199	QMessageBox msg(this);
	200	msg.setText(e);
	201	msg.setInformativeText(tr("Failed to Select Device"));
	202	msg.setStandardButtons(QMessageBox::Ok);
	203	msg.setIcon(QMessageBox::Warning);
	204	msg.exec();
	205	}
	206	}
	207
	208	void MainWindow::export_file(shared_ptr<OutputFormat> format)
	209	{
	210	using pv::dialogs::StoreProgress;
	211
	212	// Stop any currently running capture session
	213	session_.stop_capture();
	214
	215	QSettings settings;
	216	const QString dir = settings.value(SettingSaveDirectory).toString();
	217
	218	// Construct the filter
	219	const vector<string> exts = format->extensions();
	220	QString filter = tr("%1 files ").arg(
	221	QString::fromStdString(format->description()));
	222
	223	if (exts.empty())
	224	filter += "(.)";
	225	else
	226	filter += QString("(.%1);;%2 (.*)").arg(
	227	QString::fromStdString(join(exts, ", *."))).arg(
	228	tr("All Files"));
	229
	230	// Show the file dialog
	231	const QString file_name = QFileDialog::getSaveFileName(
	232	this, tr("Save File"), dir, filter);
	233
	234	if (file_name.isEmpty())
	235	return;
	236
	237	const QString abs_path = QFileInfo(file_name).absolutePath();
	238	settings.setValue(SettingSaveDirectory, abs_path);
	239
	240	// Show the options dialog
	241	map<string, Glib::VariantBase> options;
	242	if (!format->options().empty()) {
	243	dialogs::InputOutputOptions dlg(
	244	tr("Export %1").arg(QString::fromStdString(
	245	format->description())),
	246	format->options(), this);
	247	if (!dlg.exec())
	248	return;
	249	options = dlg.options();
	250	}
	251
	252	StoreProgress *dlg = new StoreProgress(file_name, format, options,
	253	session_, this);
	254	dlg->run();
	255	}
	256
	257	void MainWindow::import_file(shared_ptr<InputFormat> format)
	258	{
	259	assert(format);
	260
	261	QSettings settings;
	262	const QString dir = settings.value(SettingOpenDirectory).toString();
	263
	264	// Construct the filter
	265	const vector<string> exts = format->extensions();
	266	const QString filter = exts.empty() ? "" :
	267	tr("%1 files (*.%2)").arg(
	268	QString::fromStdString(format->description())).arg(
	269	QString::fromStdString(join(exts, ", *.")));
	270
	271	// Show the file dialog
	272	const QString file_name = QFileDialog::getOpenFileName(
	273	this, tr("Import File"), dir, tr(
	274	"%1 files (.);;All Files (.)").arg(
	275	QString::fromStdString(format->description())));
	276
	277	if (file_name.isEmpty())
	278	return;
	279
	280	// Show the options dialog
	281	map<string, Glib::VariantBase> options;
	282	if (!format->options().empty()) {
	283	dialogs::InputOutputOptions dlg(
	284	tr("Import %1").arg(QString::fromStdString(
	285	format->description())),
	286	format->options(), this);
	287	if (!dlg.exec())
	288	return;
	289	options = dlg.options();
	290	}
	291
	292	load_file(file_name, format, options);
	293
	294	const QString abs_path = QFileInfo(file_name).absolutePath();
	295	settings.setValue(SettingOpenDirectory, abs_path);
	296	}
	297
	298	void MainWindow::setup_ui()
	299	{
	300	setObjectName(QString::fromUtf8("MainWindow"));
	301
	302	// Set the window icon
	303	QIcon icon;
	304	icon.addFile(QString(":/icons/sigrok-logo-notext.svg"));
	305	setWindowIcon(icon);
	306
	307	// Setup the central widget
	308	central_widget_ = new QWidget(this);
	309	vertical_layout_ = new QVBoxLayout(central_widget_);
	310	vertical_layout_->setSpacing(6);
	311	vertical_layout_->setContentsMargins(0, 0, 0, 0);
	312	setCentralWidget(central_widget_);
	313
	314	view_ = new pv::view::View(session_, this);
	315
	316	vertical_layout_->addWidget(view_);
	317
	318	// Setup the menu bar
	319	pv::widgets::HidingMenuBar *const menu_bar =
	320	new pv::widgets::HidingMenuBar(this);
	321
	322	// File Menu
	323	QMenu *const menu_file = new QMenu;
	324	menu_file->setTitle(tr("&File"));
	325
	326	action_open_->setText(tr("&Open..."));
	327	action_open_->setIcon(QIcon::fromTheme("document-open",
	328	QIcon(":/icons/document-open.png")));
	329	action_open_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_O));
	330	action_open_->setObjectName(QString::fromUtf8("actionOpen"));
	331	menu_file->addAction(action_open_);
	332
	333	action_save_as_->setText(tr("&Save As..."));
	334	action_save_as_->setIcon(QIcon::fromTheme("document-save-as",
	335	QIcon(":/icons/document-save-as.png")));
	336	action_save_as_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S));
	337	action_save_as_->setObjectName(QString::fromUtf8("actionSaveAs"));
	338	menu_file->addAction(action_save_as_);
	339
	340	menu_file->addSeparator();
	341
	342	widgets::ExportMenu *menu_file_export = new widgets::ExportMenu(this,
	343	device_manager_.context());
	344	menu_file_export->setTitle(tr("&Export"));
	345	connect(menu_file_export,
	346	SIGNAL(format_selected(std::shared_ptr<sigrok::OutputFormat>)),
	347	this, SLOT(export_file(std::shared_ptr<sigrok::OutputFormat>)));
	348	menu_file->addAction(menu_file_export->menuAction());
	349
	350	widgets::ImportMenu *menu_file_import = new widgets::ImportMenu(this,
	351	device_manager_.context());
	352	menu_file_import->setTitle(tr("&Import"));
	353	connect(menu_file_import,
	354	SIGNAL(format_selected(std::shared_ptr<sigrok::InputFormat>)),
	355	this, SLOT(import_file(std::shared_ptr<sigrok::InputFormat>)));
	356	menu_file->addAction(menu_file_import->menuAction());
	357
	358	menu_file->addSeparator();
	359
	360	action_connect_->setText(tr("&Connect to Device..."));
	361	action_connect_->setObjectName(QString::fromUtf8("actionConnect"));
	362	menu_file->addAction(action_connect_);
	363
	364	menu_file->addSeparator();
	365
	366	action_quit_->setText(tr("&Quit"));
	367	action_quit_->setIcon(QIcon::fromTheme("application-exit",
	368	QIcon(":/icons/application-exit.png")));
	369	action_quit_->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
	370	action_quit_->setObjectName(QString::fromUtf8("actionQuit"));
	371	menu_file->addAction(action_quit_);
	372
	373	// View Menu
	374	QMenu *menu_view = new QMenu;
	375	menu_view->setTitle(tr("&View"));
	376
	377	action_view_zoom_in_->setText(tr("Zoom &In"));
	378	action_view_zoom_in_->setIcon(QIcon::fromTheme("zoom-in",
	379	QIcon(":/icons/zoom-in.png")));
	380	// simply using Qt::Key_Plus shows no + in the menu
	381	action_view_zoom_in_->setShortcut(QKeySequence::ZoomIn);
	382	action_view_zoom_in_->setObjectName(
	383	QString::fromUtf8("actionViewZoomIn"));
	384	menu_view->addAction(action_view_zoom_in_);
	385
	386	action_view_zoom_out_->setText(tr("Zoom &Out"));
	387	action_view_zoom_out_->setIcon(QIcon::fromTheme("zoom-out",
	388	QIcon(":/icons/zoom-out.png")));
	389	action_view_zoom_out_->setShortcut(QKeySequence::ZoomOut);
	390	action_view_zoom_out_->setObjectName(
	391	QString::fromUtf8("actionViewZoomOut"));
	392	menu_view->addAction(action_view_zoom_out_);
	393
	394	action_view_zoom_fit_->setText(tr("Zoom to &Fit"));
	395	action_view_zoom_fit_->setIcon(QIcon::fromTheme("zoom-fit",
	396	QIcon(":/icons/zoom-fit.png")));
	397	action_view_zoom_fit_->setShortcut(QKeySequence(Qt::Key_F));
	398	action_view_zoom_fit_->setObjectName(
	399	QString::fromUtf8("actionViewZoomFit"));
	400	menu_view->addAction(action_view_zoom_fit_);
	401
	402	action_view_zoom_one_to_one_->setText(tr("Zoom to O&ne-to-One"));
	403	action_view_zoom_one_to_one_->setIcon(QIcon::fromTheme("zoom-original",
	404	QIcon(":/icons/zoom-original.png")));
	405	action_view_zoom_one_to_one_->setShortcut(QKeySequence(Qt::Key_O));
	406	action_view_zoom_one_to_one_->setObjectName(
	407	QString::fromUtf8("actionViewZoomOneToOne"));
	408	menu_view->addAction(action_view_zoom_one_to_one_);
	409
	410	menu_view->addSeparator();
	411
	412	action_view_show_cursors_->setCheckable(true);
	413	action_view_show_cursors_->setChecked(view_->cursors_shown());
	414	action_view_show_cursors_->setIcon(QIcon::fromTheme("show-cursors",
	415	QIcon(":/icons/show-cursors.svg")));
	416	action_view_show_cursors_->setShortcut(QKeySequence(Qt::Key_C));
	417	action_view_show_cursors_->setObjectName(
	418	QString::fromUtf8("actionViewShowCursors"));
	419	action_view_show_cursors_->setText(tr("Show &Cursors"));
	420	menu_view->addAction(action_view_show_cursors_);
	421
	422	// Decoders Menu
	423	#ifdef ENABLE_DECODE
	424	QMenu *const menu_decoders = new QMenu;
	425	menu_decoders->setTitle(tr("&Decoders"));
	426
	427	menu_decoders_add_->setTitle(tr("&Add"));
	428	connect(menu_decoders_add_, SIGNAL(decoder_selected(srd_decoder*)),
	429	this, SLOT(add_decoder(srd_decoder*)));
	430
	431	menu_decoders->addMenu(menu_decoders_add_);
	432	#endif
	433
	434	// Help Menu
	435	QMenu *const menu_help = new QMenu;
	436	menu_help->setTitle(tr("&Help"));
	437
	438	action_about_->setObjectName(QString::fromUtf8("actionAbout"));
	439	action_about_->setText(tr("&About..."));
	440	menu_help->addAction(action_about_);
	441
	442	menu_bar->addAction(menu_file->menuAction());
	443	menu_bar->addAction(menu_view->menuAction());
	444	#ifdef ENABLE_DECODE
	445	menu_bar->addAction(menu_decoders->menuAction());
	446	#endif
	447	menu_bar->addAction(menu_help->menuAction());
	448
	449	setMenuBar(menu_bar);
	450	QMetaObject::connectSlotsByName(this);
	451
	452	// Setup the toolbar
	453	main_bar_ = new toolbars::MainBar(session_, *this);
	454
	455	// Populate the device list and select the initially selected device
	456	update_device_list();
	457
	458	addToolBar(main_bar_);
	459
	460	// Set the title
	461	setWindowTitle(tr("PulseView"));
	462
	463	// Setup session_ events
	464	connect(&session_, SIGNAL(capture_state_changed(int)), this,
	465	SLOT(capture_state_changed(int)));
	466	connect(&session_, SIGNAL(device_selected()), this,
	467	SLOT(device_selected()));
	468	}
	469
	470	void MainWindow::save_ui_settings()
	471	{
	472	QSettings settings;
	473
	474	map<string, string> dev_info;
	475	list<string> key_list;
	476
	477	settings.beginGroup("MainWindow");
	478	settings.setValue("state", saveState());
	479	settings.setValue("geometry", saveGeometry());
	480	settings.endGroup();
	481
	482	if (session_.device()) {
	483	settings.beginGroup("Device");
	484	key_list.push_back("vendor");
	485	key_list.push_back("model");
	486	key_list.push_back("version");
	487	key_list.push_back("serial_num");
	488	key_list.push_back("connection_id");
	489
	490	dev_info = device_manager_.get_device_info(
	491	session_.device());
	492
	493	for (string key : key_list) {
	494
	495	if (dev_info.count(key))
	496	settings.setValue(QString::fromUtf8(key.c_str()),
	497	QString::fromUtf8(dev_info.at(key).c_str()));
	498	else
	499	settings.remove(QString::fromUtf8(key.c_str()));
	500	}
	501
	502	settings.endGroup();
	503	}
	504	}
	505
	506	void MainWindow::restore_ui_settings()
	507	{
	508	QSettings settings;
	509
	510	map<string, string> dev_info;
	511	list<string> key_list;
	512
	513	settings.beginGroup("MainWindow");
	514
	515	if (settings.contains("geometry")) {
	516	restoreGeometry(settings.value("geometry").toByteArray());
	517	restoreState(settings.value("state").toByteArray());
	518	} else
	519	resize(1000, 720);
	520
	521	settings.endGroup();
	522
	523	// Re-select last used device if possible.
	524	settings.beginGroup("Device");
	525	key_list.push_back("vendor");
	526	key_list.push_back("model");
	527	key_list.push_back("version");
	528	key_list.push_back("serial_num");
	529	key_list.push_back("connection_id");
	530
	531	for (string key : key_list) {
	532	const QString k = QString::fromStdString(key);
	533	if (!settings.contains(k))
	534	continue;
	535
	536	const string value = settings.value(k).toString().toStdString();
	537	if (!value.empty())
	538	dev_info.insert(std::make_pair(key, value));
	539	}
	540
	541	const shared_ptr<devices::HardwareDevice> device =
	542	device_manager_.find_device_from_info(dev_info);
	543	if (device) {
	544	select_device(device);
	545	update_device_list();
	546	}
	547
	548	settings.endGroup();
	549	}
	550
	551	void MainWindow::session_error(
	552	const QString text, const QString info_text)
	553	{
	554	QMetaObject::invokeMethod(this, "show_session_error",
	555	Qt::QueuedConnection, Q_ARG(QString, text),
	556	Q_ARG(QString, info_text));
	557	}
	558
	559	void MainWindow::update_device_list()
	560	{
	561	main_bar_->update_device_list();
	562	}
	563
	564	void MainWindow::closeEvent(QCloseEvent *event)
	565	{
	566	save_ui_settings();
	567	event->accept();
	568	}
	569
	570	void MainWindow::keyReleaseEvent(QKeyEvent *event)
	571	{
	572	if (event->key() == Qt::Key_Alt) {
	573	menuBar()->setHidden(!menuBar()->isHidden());
	574	menuBar()->setFocus();
	575	}
	576	QMainWindow::keyReleaseEvent(event);
	577	}
	578
	579	void MainWindow::load_file(QString file_name,
	580	std::shared_ptr<sigrok::InputFormat> format,
	581	const std::map<std::string, Glib::VariantBase> &options)
	582	{
	583	const QString errorMessage(
	584	QString("Failed to load file %1").arg(file_name));
	585	const QString infoMessage;
	586
	587	try {
	588	if (format)
	589	session_.set_device(shared_ptr<devices::Device>(
	590	new devices::InputFile(
	591	device_manager_.context(),
	592	file_name.toStdString(),
	593	format, options)));
	594	else
	595	session_.set_device(shared_ptr<devices::Device>(
	596	new devices::SessionFile(
	597	device_manager_.context(),
	598	file_name.toStdString())));
	599	} catch(Error e) {
	600	show_session_error(tr("Failed to load ") + file_name, e.what());
	601	session_.set_default_device();
	602	update_device_list();
	603	return;
	604	}
	605
	606	update_device_list();
	607
	608	session_.start_capture([&, errorMessage, infoMessage](QString) {
	609	session_error(errorMessage, infoMessage); });
	610	}
	611
	612	void MainWindow::show_session_error(
	613	const QString text, const QString info_text)
	614	{
	615	QMessageBox msg(this);
	616	msg.setText(text);
	617	msg.setInformativeText(info_text);
	618	msg.setStandardButtons(QMessageBox::Ok);
	619	msg.setIcon(QMessageBox::Warning);
	620	msg.exec();
	621	}
	622
	623	void MainWindow::on_actionOpen_triggered()
	624	{
	625	QSettings settings;
	626	const QString dir = settings.value(SettingOpenDirectory).toString();
	627
	628	// Show the dialog
	629	const QString file_name = QFileDialog::getOpenFileName(
	630	this, tr("Open File"), dir, tr(
	631	"Sigrok Sessions (*.sr);;"
	632	"All Files (.)"));
	633
	634	if (!file_name.isEmpty()) {
	635	load_file(file_name);
	636
	637	const QString abs_path = QFileInfo(file_name).absolutePath();
	638	settings.setValue(SettingOpenDirectory, abs_path);
	639	}
	640	}
	641
	642	void MainWindow::on_actionSaveAs_triggered()
	643	{
	644	export_file(device_manager_.context()->output_formats()["srzip"]);
	645	}
	646
	647	void MainWindow::on_actionConnect_triggered()
	648	{
	649	// Stop any currently running capture session
	650	session_.stop_capture();
	651
	652	dialogs::Connect dlg(this, device_manager_);
	653
	654	// If the user selected a device, select it in the device list. Select the
	655	// current device otherwise.
	656	if (dlg.exec())
	657	select_device(dlg.get_selected_device());
	658
	659	update_device_list();
	660	}
	661
	662	void MainWindow::on_actionQuit_triggered()
	663	{
	664	close();
	665	}
	666
	667	void MainWindow::on_actionViewZoomIn_triggered()
	668	{
	669	view_->zoom(1);
	670	}
	671
	672	void MainWindow::on_actionViewZoomOut_triggered()
	673	{
	674	view_->zoom(-1);
	675	}
	676
	677	void MainWindow::on_actionViewZoomFit_triggered()
	678	{
	679	view_->zoom_fit();
	680	}
	681
	682	void MainWindow::on_actionViewZoomOneToOne_triggered()
	683	{
	684	view_->zoom_one_to_one();
	685	}
	686
	687	void MainWindow::on_actionViewShowCursors_triggered()
	688	{
	689	assert(view_);
	690
	691	const bool show = !view_->cursors_shown();
	692	if(show)
	693	view_->centre_cursors();
	694
	695	view_->show_cursors(show);
	696	}
	697
	698	void MainWindow::on_actionAbout_triggered()
	699	{
	700	dialogs::About dlg(device_manager_.context(), this);
	701	dlg.exec();
	702	}
	703
	704	void MainWindow::add_decoder(srd_decoder *decoder)
	705	{
	706	#ifdef ENABLE_DECODE
	707	assert(decoder);
	708	session_.add_decoder(decoder);
	709	#else
	710	(void)decoder;
	711	#endif
	712	}
	713
	714	void MainWindow::capture_state_changed(int state)
	715	{
	716	main_bar_->set_capture_state((pv::Session::capture_state)state);
	717	}
	718
	719	void MainWindow::device_selected()
	720	{
	721	// Set the title to include the device/file name
	722	const shared_ptr<devices::Device> device = session_.device();
	723	if (!device)
	724	return;
	725
	726	const string display_name = device->display_name(device_manager_);
	727	setWindowTitle(tr("%1 - PulseView").arg(display_name.c_str()));
	728	}
	729
	730	} // namespace pv