[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 <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.h"

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

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

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

using sigrok::Device;
using sigrok::Error;
using sigrok::HardwareDevice;

namespace pv {

namespace view {
class SelectableItem;
}

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)
{
	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));
	}
}

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

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

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

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

	_vertical_layout->addWidget(_view);

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

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

	QAction *const action_open = new QAction(this);
	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);

	QAction *const action_save_as = new QAction(this);
	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();

	QAction *const action_connect = new QAction(this);
	action_connect->setText(tr("&Connect to Device..."));
	action_connect->setObjectName(QString::fromUtf8("actionConnect"));
	menu_file->addAction(action_connect);

	menu_file->addSeparator();

	QAction *action_quit = new QAction(this);
	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"));

	QAction *const action_view_zoom_in = new QAction(this);
	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);

	QAction *const action_view_zoom_out = new QAction(this);
	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);

	QAction *const action_view_zoom_fit = new QAction(this);
	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);

	QAction *const action_view_zoom_one_to_one = new QAction(this);
	action_view_zoom_one_to_one->setText(tr("Zoom to &One-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();

	QAction *action_view_show_cursors = new QAction(this);
	action_view_show_cursors->setCheckable(true);
	action_view_show_cursors->setChecked(_view->cursors_shown());
	action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C));
	action_view_show_cursors->setObjectName(
		QString::fromUtf8("actionViewShowCursors"));
	action_view_show_cursors->setText(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"));

	pv::widgets::DecoderMenu *const menu_decoders_add =
		new pv::widgets::DecoderMenu(menu_decoders, true);
	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"));

	QAction *const action_about = new QAction(this);
	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
	QToolBar *const toolbar = new QToolBar(tr("Main Toolbar"), this);
	toolbar->setObjectName(QString::fromUtf8("MainToolbar"));
	toolbar->addAction(action_open);
	toolbar->addAction(action_save_as);
	toolbar->addSeparator();
	toolbar->addAction(action_view_zoom_in);
	toolbar->addAction(action_view_zoom_out);
	toolbar->addAction(action_view_zoom_fit);
	toolbar->addAction(action_view_zoom_one_to_one);
	addToolBar(toolbar);

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

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

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

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

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

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) {
		_session.set_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()
{
	assert(_sampling_bar);

	shared_ptr<Device> selected_device = _session.device();
	list< shared_ptr<Device> > devices;

	if (_device_manager.devices().size() == 0)
		return;

	std::copy(_device_manager.devices().begin(),
		_device_manager.devices().end(), std::back_inserter(devices));

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

	list< pair< shared_ptr<Device>, string> > device_list;

	for (auto device : devices)
		device_list.push_back(make_pair(
			device, _device_manager.get_display_name(device)));

	_sampling_bar->set_device_list(device_list, selected_device);
}

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

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

	try {
		_session.set_file(file_name.toStdString());
	} catch(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()
{
	using pv::dialogs::StoreProgress;

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

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

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

	if (file_name.isEmpty())
		return;

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

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

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

	dialogs::Connect dlg(this, _device_manager);

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

	update_device_list();
}

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

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

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

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

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

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

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

	_view->show_cursors(show);
}

void MainWindow::on_actionAbout_triggered()
{
	dialogs::About dlg(_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::run_stop()
{
	switch(_session.get_capture_state()) {
	case SigSession::Stopped:
		_session.start_capture([&](QString message) {
			session_error("Capture failed", message); });
		break;

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

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

} // namespace pv
Commit	Line	Data
	1	/*
	2	* This file is part of the PulseView project.
	3	*
	4	* Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*/
	20
	21	#include <cassert>
	22
	23	#ifdef ENABLE_DECODE
	24	#include <libsigrokdecode/libsigrokdecode.h>
	25	#endif
	26
	27	#include <algorithm>
	28	#include <iterator>
	29
	30	#include <QAction>
	31	#include <QApplication>
	32	#include <QButtonGroup>
	33	#include <QCloseEvent>
	34	#include <QFileDialog>
	35	#include <QMessageBox>
	36	#include <QMenu>
	37	#include <QMenuBar>
	38	#include <QSettings>
	39	#include <QStatusBar>
	40	#include <QVBoxLayout>
	41	#include <QWidget>
	42
	43	#include "mainwindow.h"
	44
	45	#include "devicemanager.h"
	46	#include "dialogs/about.h"
	47	#include "dialogs/connect.h"
	48	#include "dialogs/storeprogress.h"
	49	#include "toolbars/samplingbar.h"
	50	#include "view/logicsignal.h"
	51	#include "view/view.h"
	52	#ifdef ENABLE_DECODE
	53	#include "widgets/decodermenu.h"
	54	#endif
	55
	56	#include <inttypes.h>
	57	#include <stdint.h>
	58	#include <stdarg.h>
	59	#include <glib.h>
	60	#include <libsigrok/libsigrok.hpp>
	61
	62	using std::list;
	63	using std::map;
	64	using std::pair;
	65	using std::shared_ptr;
	66	using std::string;
	67
	68	using sigrok::Device;
	69	using sigrok::Error;
	70	using sigrok::HardwareDevice;
	71
	72	namespace pv {
	73
	74	namespace view {
	75	class SelectableItem;
	76	}
	77
	78	const char *MainWindow::SettingOpenDirectory = "MainWindow/OpenDirectory";
	79	const char *MainWindow::SettingSaveDirectory = "MainWindow/SaveDirectory";
	80
	81	MainWindow::MainWindow(DeviceManager &device_manager,
	82	const char *open_file_name,
	83	QWidget *parent) :
	84	QMainWindow(parent),
	85	_device_manager(device_manager),
	86	_session(device_manager)
	87	{
	88	setup_ui();
	89	restore_ui_settings();
	90	if (open_file_name) {
	91	const QString s(QString::fromUtf8(open_file_name));
	92	QMetaObject::invokeMethod(this, "load_file",
	93	Qt::QueuedConnection,
	94	Q_ARG(QString, s));
	95	}
	96	}
	97
	98	void MainWindow::setup_ui()
	99	{
	100	setObjectName(QString::fromUtf8("MainWindow"));
	101
	102	// Set the window icon
	103	QIcon icon;
	104	icon.addFile(QString::fromUtf8(":/icons/sigrok-logo-notext.png"),
	105	QSize(), QIcon::Normal, QIcon::Off);
	106	setWindowIcon(icon);
	107
	108	// Setup the central widget
	109	_central_widget = new QWidget(this);
	110	_vertical_layout = new QVBoxLayout(_central_widget);
	111	_vertical_layout->setSpacing(6);
	112	_vertical_layout->setContentsMargins(0, 0, 0, 0);
	113	setCentralWidget(_central_widget);
	114
	115	_view = new pv::view::View(_session, this);
	116
	117	_vertical_layout->addWidget(_view);
	118
	119	// Setup the menu bar
	120	QMenuBar *const menu_bar = new QMenuBar(this);
	121	menu_bar->setGeometry(QRect(0, 0, 400, 25));
	122
	123	// File Menu
	124	QMenu *const menu_file = new QMenu;
	125	menu_file->setTitle(tr("&File"));
	126
	127	QAction *const action_open = new QAction(this);
	128	action_open->setText(tr("&Open..."));
	129	action_open->setIcon(QIcon::fromTheme("document-open",
	130	QIcon(":/icons/document-open.png")));
	131	action_open->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_O));
	132	action_open->setObjectName(QString::fromUtf8("actionOpen"));
	133	menu_file->addAction(action_open);
	134
	135	QAction *const action_save_as = new QAction(this);
	136	action_save_as->setText(tr("&Save As..."));
	137	action_save_as->setIcon(QIcon::fromTheme("document-save-as",
	138	QIcon(":/icons/document-save-as.png")));
	139	action_save_as->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S));
	140	action_save_as->setObjectName(QString::fromUtf8("actionSaveAs"));
	141	menu_file->addAction(action_save_as);
	142
	143	menu_file->addSeparator();
	144
	145	QAction *const action_connect = new QAction(this);
	146	action_connect->setText(tr("&Connect to Device..."));
	147	action_connect->setObjectName(QString::fromUtf8("actionConnect"));
	148	menu_file->addAction(action_connect);
	149
	150	menu_file->addSeparator();
	151
	152	QAction *action_quit = new QAction(this);
	153	action_quit->setText(tr("&Quit"));
	154	action_quit->setIcon(QIcon::fromTheme("application-exit",
	155	QIcon(":/icons/application-exit.png")));
	156	action_quit->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
	157	action_quit->setObjectName(QString::fromUtf8("actionQuit"));
	158	menu_file->addAction(action_quit);
	159
	160	// View Menu
	161	QMenu *menu_view = new QMenu;
	162	menu_view->setTitle(tr("&View"));
	163
	164	QAction *const action_view_zoom_in = new QAction(this);
	165	action_view_zoom_in->setText(tr("Zoom &In"));
	166	action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
	167	QIcon(":/icons/zoom-in.png")));
	168	// simply using Qt::Key_Plus shows no + in the menu
	169	action_view_zoom_in->setShortcut(QKeySequence::ZoomIn);
	170	action_view_zoom_in->setObjectName(
	171	QString::fromUtf8("actionViewZoomIn"));
	172	menu_view->addAction(action_view_zoom_in);
	173
	174	QAction *const action_view_zoom_out = new QAction(this);
	175	action_view_zoom_out->setText(tr("Zoom &Out"));
	176	action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
	177	QIcon(":/icons/zoom-out.png")));
	178	action_view_zoom_out->setShortcut(QKeySequence::ZoomOut);
	179	action_view_zoom_out->setObjectName(
	180	QString::fromUtf8("actionViewZoomOut"));
	181	menu_view->addAction(action_view_zoom_out);
	182
	183	QAction *const action_view_zoom_fit = new QAction(this);
	184	action_view_zoom_fit->setText(tr("Zoom to &Fit"));
	185	action_view_zoom_fit->setIcon(QIcon::fromTheme("zoom-fit",
	186	QIcon(":/icons/zoom-fit.png")));
	187	action_view_zoom_fit->setShortcut(QKeySequence(Qt::Key_F));
	188	action_view_zoom_fit->setObjectName(
	189	QString::fromUtf8("actionViewZoomFit"));
	190	menu_view->addAction(action_view_zoom_fit);
	191
	192	QAction *const action_view_zoom_one_to_one = new QAction(this);
	193	action_view_zoom_one_to_one->setText(tr("Zoom to &One-to-One"));
	194	action_view_zoom_one_to_one->setIcon(QIcon::fromTheme("zoom-original",
	195	QIcon(":/icons/zoom-original.png")));
	196	action_view_zoom_one_to_one->setShortcut(QKeySequence(Qt::Key_O));
	197	action_view_zoom_one_to_one->setObjectName(
	198	QString::fromUtf8("actionViewZoomOneToOne"));
	199	menu_view->addAction(action_view_zoom_one_to_one);
	200
	201	menu_view->addSeparator();
	202
	203	QAction *action_view_show_cursors = new QAction(this);
	204	action_view_show_cursors->setCheckable(true);
	205	action_view_show_cursors->setChecked(_view->cursors_shown());
	206	action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C));
	207	action_view_show_cursors->setObjectName(
	208	QString::fromUtf8("actionViewShowCursors"));
	209	action_view_show_cursors->setText(tr("Show &Cursors"));
	210	menu_view->addAction(action_view_show_cursors);
	211
	212	// Decoders Menu
	213	#ifdef ENABLE_DECODE
	214	QMenu *const menu_decoders = new QMenu;
	215	menu_decoders->setTitle(tr("&Decoders"));
	216
	217	pv::widgets::DecoderMenu *const menu_decoders_add =
	218	new pv::widgets::DecoderMenu(menu_decoders, true);
	219	menu_decoders_add->setTitle(tr("&Add"));
	220	connect(menu_decoders_add, SIGNAL(decoder_selected(srd_decoder*)),
	221	this, SLOT(add_decoder(srd_decoder*)));
	222
	223	menu_decoders->addMenu(menu_decoders_add);
	224	#endif
	225
	226	// Help Menu
	227	QMenu *const menu_help = new QMenu;
	228	menu_help->setTitle(tr("&Help"));
	229
	230	QAction *const action_about = new QAction(this);
	231	action_about->setObjectName(QString::fromUtf8("actionAbout"));
	232	action_about->setText(tr("&About..."));
	233	menu_help->addAction(action_about);
	234
	235	menu_bar->addAction(menu_file->menuAction());
	236	menu_bar->addAction(menu_view->menuAction());
	237	#ifdef ENABLE_DECODE
	238	menu_bar->addAction(menu_decoders->menuAction());
	239	#endif
	240	menu_bar->addAction(menu_help->menuAction());
	241
	242	setMenuBar(menu_bar);
	243	QMetaObject::connectSlotsByName(this);
	244
	245	// Setup the toolbar
	246	QToolBar *const toolbar = new QToolBar(tr("Main Toolbar"), this);
	247	toolbar->setObjectName(QString::fromUtf8("MainToolbar"));
	248	toolbar->addAction(action_open);
	249	toolbar->addAction(action_save_as);
	250	toolbar->addSeparator();
	251	toolbar->addAction(action_view_zoom_in);
	252	toolbar->addAction(action_view_zoom_out);
	253	toolbar->addAction(action_view_zoom_fit);
	254	toolbar->addAction(action_view_zoom_one_to_one);
	255	addToolBar(toolbar);
	256
	257	// Setup the sampling bar
	258	_sampling_bar = new toolbars::SamplingBar(_session, this);
	259
	260	// Populate the device list and select the initially selected device
	261	update_device_list();
	262
	263	connect(_sampling_bar, SIGNAL(run_stop()), this,
	264	SLOT(run_stop()));
	265	addToolBar(_sampling_bar);
	266
	267	// Set the title
	268	setWindowTitle(tr("PulseView"));
	269
	270	// Setup _session events
	271	connect(&_session, SIGNAL(capture_state_changed(int)), this,
	272	SLOT(capture_state_changed(int)));
	273	}
	274
	275	void MainWindow::save_ui_settings()
	276	{
	277	QSettings settings;
	278
	279	map<string, string> dev_info;
	280	list<string> key_list;
	281
	282	settings.beginGroup("MainWindow");
	283	settings.setValue("state", saveState());
	284	settings.setValue("geometry", saveGeometry());
	285	settings.endGroup();
	286
	287	if (_session.device()) {
	288	settings.beginGroup("Device");
	289	key_list.push_back("vendor");
	290	key_list.push_back("model");
	291	key_list.push_back("version");
	292	key_list.push_back("serial_num");
	293	key_list.push_back("connection_id");
	294
	295	dev_info = _device_manager.get_device_info(
	296	_session.device());
	297
	298	for (string key : key_list) {
	299
	300	if (dev_info.count(key))
	301	settings.setValue(QString::fromUtf8(key.c_str()),
	302	QString::fromUtf8(dev_info.at(key).c_str()));
	303	else
	304	settings.remove(QString::fromUtf8(key.c_str()));
	305	}
	306
	307	settings.endGroup();
	308	}
	309	}
	310
	311	void MainWindow::restore_ui_settings()
	312	{
	313	QSettings settings;
	314
	315	shared_ptr<HardwareDevice> device;
	316
	317	map<string, string> dev_info;
	318	list<string> key_list;
	319	string value;
	320
	321	settings.beginGroup("MainWindow");
	322
	323	if (settings.contains("geometry")) {
	324	restoreGeometry(settings.value("geometry").toByteArray());
	325	restoreState(settings.value("state").toByteArray());
	326	} else
	327	resize(1000, 720);
	328
	329	settings.endGroup();
	330
	331	// Re-select last used device if possible.
	332	settings.beginGroup("Device");
	333	key_list.push_back("vendor");
	334	key_list.push_back("model");
	335	key_list.push_back("version");
	336	key_list.push_back("serial_num");
	337	key_list.push_back("connection_id");
	338
	339	for (string key : key_list) {
	340	if (!settings.contains(QString::fromUtf8(key.c_str())))
	341	continue;
	342
	343	value = settings.value(QString::fromUtf8(key.c_str())).toString().toStdString();
	344
	345	if (value.size() > 0)
	346	dev_info.insert(std::make_pair(key, value));
	347	}
	348
	349	device = _device_manager.find_device_from_info(dev_info);
	350
	351	if (device) {
	352	_session.set_device(device);
	353	update_device_list();
	354	}
	355
	356	settings.endGroup();
	357	}
	358
	359	void MainWindow::session_error(
	360	const QString text, const QString info_text)
	361	{
	362	QMetaObject::invokeMethod(this, "show_session_error",
	363	Qt::QueuedConnection, Q_ARG(QString, text),
	364	Q_ARG(QString, info_text));
	365	}
	366
	367	void MainWindow::update_device_list()
	368	{
	369	assert(_sampling_bar);
	370
	371	shared_ptr<Device> selected_device = _session.device();
	372	list< shared_ptr<Device> > devices;
	373
	374	if (_device_manager.devices().size() == 0)
	375	return;
	376
	377	std::copy(_device_manager.devices().begin(),
	378	_device_manager.devices().end(), std::back_inserter(devices));
	379
	380	if (std::find(devices.begin(), devices.end(), selected_device) ==
	381	devices.end())
	382	devices.push_back(selected_device);
	383	assert(selected_device);
	384
	385	list< pair< shared_ptr<Device>, string> > device_list;
	386
	387	for (auto device : devices)
	388	device_list.push_back(make_pair(
	389	device, _device_manager.get_display_name(device)));
	390
	391	_sampling_bar->set_device_list(device_list, selected_device);
	392	}
	393
	394	void MainWindow::closeEvent(QCloseEvent *event)
	395	{
	396	save_ui_settings();
	397	event->accept();
	398	}
	399
	400	void MainWindow::load_file(QString file_name)
	401	{
	402	const QString errorMessage(
	403	QString("Failed to load file %1").arg(file_name));
	404	const QString infoMessage;
	405
	406	try {
	407	_session.set_file(file_name.toStdString());
	408	} catch(Error e) {
	409	show_session_error(tr("Failed to load ") + file_name, e.what());
	410	_session.set_default_device();
	411	update_device_list();
	412	return;
	413	}
	414
	415	update_device_list();
	416
	417	_session.start_capture([&, errorMessage, infoMessage](QString) {
	418	session_error(errorMessage, infoMessage); });
	419	}
	420
	421	void MainWindow::show_session_error(
	422	const QString text, const QString info_text)
	423	{
	424	QMessageBox msg(this);
	425	msg.setText(text);
	426	msg.setInformativeText(info_text);
	427	msg.setStandardButtons(QMessageBox::Ok);
	428	msg.setIcon(QMessageBox::Warning);
	429	msg.exec();
	430	}
	431
	432	void MainWindow::on_actionOpen_triggered()
	433	{
	434	QSettings settings;
	435	const QString dir = settings.value(SettingOpenDirectory).toString();
	436
	437	// Show the dialog
	438	const QString file_name = QFileDialog::getOpenFileName(
	439	this, tr("Open File"), dir, tr(
	440	"Sigrok Sessions (*.sr);;"
	441	"All Files (.)"));
	442
	443	if (!file_name.isEmpty()) {
	444	load_file(file_name);
	445
	446	const QString abs_path = QFileInfo(file_name).absolutePath();
	447	settings.setValue(SettingOpenDirectory, abs_path);
	448	}
	449	}
	450
	451	void MainWindow::on_actionSaveAs_triggered()
	452	{
	453	using pv::dialogs::StoreProgress;
	454
	455	// Stop any currently running capture session
	456	_session.stop_capture();
	457
	458	QSettings settings;
	459	const QString dir = settings.value(SettingSaveDirectory).toString();
	460
	461	// Show the dialog
	462	const QString file_name = QFileDialog::getSaveFileName(
	463	this, tr("Save File"), dir, tr("Sigrok Sessions (*.sr)"));
	464
	465	if (file_name.isEmpty())
	466	return;
	467
	468	const QString abs_path = QFileInfo(file_name).absolutePath();
	469	settings.setValue(SettingSaveDirectory, abs_path);
	470
	471	StoreProgress *dlg = new StoreProgress(file_name, _session, this);
	472	dlg->run();
	473	}
	474
	475	void MainWindow::on_actionConnect_triggered()
	476	{
	477	// Stop any currently running capture session
	478	_session.stop_capture();
	479
	480	dialogs::Connect dlg(this, _device_manager);
	481
	482	// If the user selected a device, select it in the device list. Select the
	483	// current device otherwise.
	484	if (dlg.exec())
	485	_session.set_device(dlg.get_selected_device());
	486
	487	update_device_list();
	488	}
	489
	490	void MainWindow::on_actionQuit_triggered()
	491	{
	492	close();
	493	}
	494
	495	void MainWindow::on_actionViewZoomIn_triggered()
	496	{
	497	_view->zoom(1);
	498	}
	499
	500	void MainWindow::on_actionViewZoomOut_triggered()
	501	{
	502	_view->zoom(-1);
	503	}
	504
	505	void MainWindow::on_actionViewZoomFit_triggered()
	506	{
	507	_view->zoom_fit();
	508	}
	509
	510	void MainWindow::on_actionViewZoomOneToOne_triggered()
	511	{
	512	_view->zoom_one_to_one();
	513	}
	514
	515	void MainWindow::on_actionViewShowCursors_triggered()
	516	{
	517	assert(_view);
	518
	519	const bool show = !_view->cursors_shown();
	520	if(show)
	521	_view->centre_cursors();
	522
	523	_view->show_cursors(show);
	524	}
	525
	526	void MainWindow::on_actionAbout_triggered()
	527	{
	528	dialogs::About dlg(_device_manager.context(), this);
	529	dlg.exec();
	530	}
	531
	532	void MainWindow::add_decoder(srd_decoder *decoder)
	533	{
	534	#ifdef ENABLE_DECODE
	535	assert(decoder);
	536	_session.add_decoder(decoder);
	537	#else
	538	(void)decoder;
	539	#endif
	540	}
	541
	542	void MainWindow::run_stop()
	543	{
	544	switch(_session.get_capture_state()) {
	545	case SigSession::Stopped:
	546	_session.start_capture([&](QString message) {
	547	session_error("Capture failed", message); });
	548	break;
	549
	550	case SigSession::AwaitingTrigger:
	551	case SigSession::Running:
	552	_session.stop_capture();
	553	break;
	554	}
	555	}
	556
	557	void MainWindow::capture_state_changed(int state)
	558	{
	559	_sampling_bar->set_capture_state((pv::SigSession::capture_state)state);
	560	}
	561
	562	} // namespace pv