[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 "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"
#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::Device;
using sigrok::Error;
using sigrok::HardwareDevice;
using sigrok::OutputFormat;

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)),
	menu_decoders_add_(new pv::widgets::DecoderMenu(this, true))
{
	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_;
}

QMenu* MainWindow::menu_decoder_add() const
{
	return menu_decoders_add_;
}

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<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::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());

	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;

	shared_ptr<HardwareDevice> device;

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

	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) {
		if (!settings.contains(QString::fromUtf8(key.c_str())))
			continue;

		value = settings.value(QString::fromUtf8(key.c_str())).toString().toStdString();

		if (value.size() > 0)
			dev_info.insert(std::make_pair(key, value));
	}

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

	try {
		session_.set_session_file(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<sigrok::Device> device = session_.device();
	if (!device)
		return;

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