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