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

/* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
#define __STDC_FORMAT_MACROS
#include <inttypes.h>
#include <stdint.h>
#include <stdarg.h>
#include <glib.h>
#include <libsigrok/libsigrok.h>

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

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.get_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 = _session.get_device()->get_device_info();

		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<pv::device::DevInst> 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<pv::device::DevInst> selected_device = _session.get_device();
	list< shared_ptr<device::DevInst> > 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);

	_sampling_bar->set_device_list(devices, 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(QString e) {
		show_session_error(tr("Failed to load ") + file_name, e);
		_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(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 "device/device.h"
	47	#include "dialogs/about.h"
	48	#include "dialogs/connect.h"
	49	#include "dialogs/storeprogress.h"
	50	#include "toolbars/samplingbar.h"
	51	#include "view/logicsignal.h"
	52	#include "view/view.h"
	53	#ifdef ENABLE_DECODE
	54	#include "widgets/decodermenu.h"
	55	#endif
	56
	57	/* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
	58	#define __STDC_FORMAT_MACROS
	59	#include <inttypes.h>
	60	#include <stdint.h>
	61	#include <stdarg.h>
	62	#include <glib.h>
	63	#include <libsigrok/libsigrok.h>
	64
	65	using std::list;
	66	using std::map;
	67	using std::shared_ptr;
	68	using std::string;
	69
	70	namespace pv {
	71
	72	namespace view {
	73	class SelectableItem;
	74	}
	75
	76	const char *MainWindow::SettingOpenDirectory = "MainWindow/OpenDirectory";
	77	const char *MainWindow::SettingSaveDirectory = "MainWindow/SaveDirectory";
	78
	79	MainWindow::MainWindow(DeviceManager &device_manager,
	80	const char *open_file_name,
	81	QWidget *parent) :
	82	QMainWindow(parent),
	83	_device_manager(device_manager),
	84	_session(device_manager)
	85	{
	86	setup_ui();
	87	restore_ui_settings();
	88	if (open_file_name) {
	89	const QString s(QString::fromUtf8(open_file_name));
	90	QMetaObject::invokeMethod(this, "load_file",
	91	Qt::QueuedConnection,
	92	Q_ARG(QString, s));
	93	}
	94	}
	95
	96	void MainWindow::setup_ui()
	97	{
	98	setObjectName(QString::fromUtf8("MainWindow"));
	99
	100	// Set the window icon
	101	QIcon icon;
	102	icon.addFile(QString::fromUtf8(":/icons/sigrok-logo-notext.png"),
	103	QSize(), QIcon::Normal, QIcon::Off);
	104	setWindowIcon(icon);
	105
	106	// Setup the central widget
	107	_central_widget = new QWidget(this);
	108	_vertical_layout = new QVBoxLayout(_central_widget);
	109	_vertical_layout->setSpacing(6);
	110	_vertical_layout->setContentsMargins(0, 0, 0, 0);
	111	setCentralWidget(_central_widget);
	112
	113	_view = new pv::view::View(_session, this);
	114
	115	_vertical_layout->addWidget(_view);
	116
	117	// Setup the menu bar
	118	QMenuBar *const menu_bar = new QMenuBar(this);
	119	menu_bar->setGeometry(QRect(0, 0, 400, 25));
	120
	121	// File Menu
	122	QMenu *const menu_file = new QMenu;
	123	menu_file->setTitle(tr("&File"));
	124
	125	QAction *const action_open = new QAction(this);
	126	action_open->setText(tr("&Open..."));
	127	action_open->setIcon(QIcon::fromTheme("document-open",
	128	QIcon(":/icons/document-open.png")));
	129	action_open->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_O));
	130	action_open->setObjectName(QString::fromUtf8("actionOpen"));
	131	menu_file->addAction(action_open);
	132
	133	QAction *const action_save_as = new QAction(this);
	134	action_save_as->setText(tr("&Save As..."));
	135	action_save_as->setIcon(QIcon::fromTheme("document-save-as",
	136	QIcon(":/icons/document-save-as.png")));
	137	action_save_as->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S));
	138	action_save_as->setObjectName(QString::fromUtf8("actionSaveAs"));
	139	menu_file->addAction(action_save_as);
	140
	141	menu_file->addSeparator();
	142
	143	QAction *const action_connect = new QAction(this);
	144	action_connect->setText(tr("&Connect to Device..."));
	145	action_connect->setObjectName(QString::fromUtf8("actionConnect"));
	146	menu_file->addAction(action_connect);
	147
	148	menu_file->addSeparator();
	149
	150	QAction *action_quit = new QAction(this);
	151	action_quit->setText(tr("&Quit"));
	152	action_quit->setIcon(QIcon::fromTheme("application-exit",
	153	QIcon(":/icons/application-exit.png")));
	154	action_quit->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
	155	action_quit->setObjectName(QString::fromUtf8("actionQuit"));
	156	menu_file->addAction(action_quit);
	157
	158	// View Menu
	159	QMenu *menu_view = new QMenu;
	160	menu_view->setTitle(tr("&View"));
	161
	162	QAction *const action_view_zoom_in = new QAction(this);
	163	action_view_zoom_in->setText(tr("Zoom &In"));
	164	action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
	165	QIcon(":/icons/zoom-in.png")));
	166	// simply using Qt::Key_Plus shows no + in the menu
	167	action_view_zoom_in->setShortcut(QKeySequence::ZoomIn);
	168	action_view_zoom_in->setObjectName(
	169	QString::fromUtf8("actionViewZoomIn"));
	170	menu_view->addAction(action_view_zoom_in);
	171
	172	QAction *const action_view_zoom_out = new QAction(this);
	173	action_view_zoom_out->setText(tr("Zoom &Out"));
	174	action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
	175	QIcon(":/icons/zoom-out.png")));
	176	action_view_zoom_out->setShortcut(QKeySequence::ZoomOut);
	177	action_view_zoom_out->setObjectName(
	178	QString::fromUtf8("actionViewZoomOut"));
	179	menu_view->addAction(action_view_zoom_out);
	180
	181	QAction *const action_view_zoom_fit = new QAction(this);
	182	action_view_zoom_fit->setText(tr("Zoom to &Fit"));
	183	action_view_zoom_fit->setIcon(QIcon::fromTheme("zoom-fit",
	184	QIcon(":/icons/zoom-fit.png")));
	185	action_view_zoom_fit->setShortcut(QKeySequence(Qt::Key_F));
	186	action_view_zoom_fit->setObjectName(
	187	QString::fromUtf8("actionViewZoomFit"));
	188	menu_view->addAction(action_view_zoom_fit);
	189
	190	QAction *const action_view_zoom_one_to_one = new QAction(this);
	191	action_view_zoom_one_to_one->setText(tr("Zoom to &One-to-One"));
	192	action_view_zoom_one_to_one->setIcon(QIcon::fromTheme("zoom-original",
	193	QIcon(":/icons/zoom-original.png")));
	194	action_view_zoom_one_to_one->setShortcut(QKeySequence(Qt::Key_O));
	195	action_view_zoom_one_to_one->setObjectName(
	196	QString::fromUtf8("actionViewZoomOneToOne"));
	197	menu_view->addAction(action_view_zoom_one_to_one);
	198
	199	menu_view->addSeparator();
	200
	201	QAction *action_view_show_cursors = new QAction(this);
	202	action_view_show_cursors->setCheckable(true);
	203	action_view_show_cursors->setChecked(_view->cursors_shown());
	204	action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C));
	205	action_view_show_cursors->setObjectName(
	206	QString::fromUtf8("actionViewShowCursors"));
	207	action_view_show_cursors->setText(tr("Show &Cursors"));
	208	menu_view->addAction(action_view_show_cursors);
	209
	210	// Decoders Menu
	211	#ifdef ENABLE_DECODE
	212	QMenu *const menu_decoders = new QMenu;
	213	menu_decoders->setTitle(tr("&Decoders"));
	214
	215	pv::widgets::DecoderMenu *const menu_decoders_add =
	216	new pv::widgets::DecoderMenu(menu_decoders, true);
	217	menu_decoders_add->setTitle(tr("&Add"));
	218	connect(menu_decoders_add, SIGNAL(decoder_selected(srd_decoder*)),
	219	this, SLOT(add_decoder(srd_decoder*)));
	220
	221	menu_decoders->addMenu(menu_decoders_add);
	222	#endif
	223
	224	// Help Menu
	225	QMenu *const menu_help = new QMenu;
	226	menu_help->setTitle(tr("&Help"));
	227
	228	QAction *const action_about = new QAction(this);
	229	action_about->setObjectName(QString::fromUtf8("actionAbout"));
	230	action_about->setText(tr("&About..."));
	231	menu_help->addAction(action_about);
	232
	233	menu_bar->addAction(menu_file->menuAction());
	234	menu_bar->addAction(menu_view->menuAction());
	235	#ifdef ENABLE_DECODE
	236	menu_bar->addAction(menu_decoders->menuAction());
	237	#endif
	238	menu_bar->addAction(menu_help->menuAction());
	239
	240	setMenuBar(menu_bar);
	241	QMetaObject::connectSlotsByName(this);
	242
	243	// Setup the toolbar
	244	QToolBar *const toolbar = new QToolBar(tr("Main Toolbar"), this);
	245	toolbar->setObjectName(QString::fromUtf8("MainToolbar"));
	246	toolbar->addAction(action_open);
	247	toolbar->addAction(action_save_as);
	248	toolbar->addSeparator();
	249	toolbar->addAction(action_view_zoom_in);
	250	toolbar->addAction(action_view_zoom_out);
	251	toolbar->addAction(action_view_zoom_fit);
	252	toolbar->addAction(action_view_zoom_one_to_one);
	253	addToolBar(toolbar);
	254
	255	// Setup the sampling bar
	256	_sampling_bar = new toolbars::SamplingBar(_session, this);
	257
	258	// Populate the device list and select the initially selected device
	259	update_device_list();
	260
	261	connect(_sampling_bar, SIGNAL(run_stop()), this,
	262	SLOT(run_stop()));
	263	addToolBar(_sampling_bar);
	264
	265	// Set the title
	266	setWindowTitle(tr("PulseView"));
	267
	268	// Setup _session events
	269	connect(&_session, SIGNAL(capture_state_changed(int)), this,
	270	SLOT(capture_state_changed(int)));
	271	}
	272
	273	void MainWindow::save_ui_settings()
	274	{
	275	QSettings settings;
	276
	277	map<string, string> dev_info;
	278	list<string> key_list;
	279
	280	settings.beginGroup("MainWindow");
	281	settings.setValue("state", saveState());
	282	settings.setValue("geometry", saveGeometry());
	283	settings.endGroup();
	284
	285	if (_session.get_device()) {
	286	settings.beginGroup("Device");
	287	key_list.push_back("vendor");
	288	key_list.push_back("model");
	289	key_list.push_back("version");
	290	key_list.push_back("serial_num");
	291	key_list.push_back("connection_id");
	292
	293	dev_info = _session.get_device()->get_device_info();
	294
	295	for (string key : key_list) {
	296
	297	if (dev_info.count(key))
	298	settings.setValue(QString::fromUtf8(key.c_str()),
	299	QString::fromUtf8(dev_info.at(key).c_str()));
	300	else
	301	settings.remove(QString::fromUtf8(key.c_str()));
	302	}
	303
	304	settings.endGroup();
	305	}
	306	}
	307
	308	void MainWindow::restore_ui_settings()
	309	{
	310	QSettings settings;
	311
	312	shared_ptr<pv::device::DevInst> device;
	313
	314	map<string, string> dev_info;
	315	list<string> key_list;
	316	string value;
	317
	318	settings.beginGroup("MainWindow");
	319
	320	if (settings.contains("geometry")) {
	321	restoreGeometry(settings.value("geometry").toByteArray());
	322	restoreState(settings.value("state").toByteArray());
	323	} else
	324	resize(1000, 720);
	325
	326	settings.endGroup();
	327
	328	// Re-select last used device if possible.
	329	settings.beginGroup("Device");
	330	key_list.push_back("vendor");
	331	key_list.push_back("model");
	332	key_list.push_back("version");
	333	key_list.push_back("serial_num");
	334	key_list.push_back("connection_id");
	335
	336	for (string key : key_list) {
	337	if (!settings.contains(QString::fromUtf8(key.c_str())))
	338	continue;
	339
	340	value = settings.value(QString::fromUtf8(key.c_str())).toString().toStdString();
	341
	342	if (value.size() > 0)
	343	dev_info.insert(std::make_pair(key, value));
	344	}
	345
	346	device = _device_manager.find_device_from_info(dev_info);
	347
	348	if (device) {
	349	_session.set_device(device);
	350	update_device_list();
	351	}
	352
	353	settings.endGroup();
	354	}
	355
	356	void MainWindow::session_error(
	357	const QString text, const QString info_text)
	358	{
	359	QMetaObject::invokeMethod(this, "show_session_error",
	360	Qt::QueuedConnection, Q_ARG(QString, text),
	361	Q_ARG(QString, info_text));
	362	}
	363
	364	void MainWindow::update_device_list()
	365	{
	366	assert(_sampling_bar);
	367
	368	shared_ptr<pv::device::DevInst> selected_device = _session.get_device();
	369	list< shared_ptr<device::DevInst> > devices;
	370
	371	if (_device_manager.devices().size() == 0)
	372	return;
	373
	374	std::copy(_device_manager.devices().begin(),
	375	_device_manager.devices().end(), std::back_inserter(devices));
	376
	377	if (std::find(devices.begin(), devices.end(), selected_device) ==
	378	devices.end())
	379	devices.push_back(selected_device);
	380	assert(selected_device);
	381
	382	_sampling_bar->set_device_list(devices, selected_device);
	383	}
	384
	385	void MainWindow::closeEvent(QCloseEvent *event)
	386	{
	387	save_ui_settings();
	388	event->accept();
	389	}
	390
	391	void MainWindow::load_file(QString file_name)
	392	{
	393	const QString errorMessage(
	394	QString("Failed to load file %1").arg(file_name));
	395	const QString infoMessage;
	396
	397	try {
	398	_session.set_file(file_name.toStdString());
	399	} catch(QString e) {
	400	show_session_error(tr("Failed to load ") + file_name, e);
	401	_session.set_default_device();
	402	update_device_list();
	403	return;
	404	}
	405
	406	update_device_list();
	407
	408	_session.start_capture([&, errorMessage, infoMessage](QString) {
	409	session_error(errorMessage, infoMessage); });
	410	}
	411
	412	void MainWindow::show_session_error(
	413	const QString text, const QString info_text)
	414	{
	415	QMessageBox msg(this);
	416	msg.setText(text);
	417	msg.setInformativeText(info_text);
	418	msg.setStandardButtons(QMessageBox::Ok);
	419	msg.setIcon(QMessageBox::Warning);
	420	msg.exec();
	421	}
	422
	423	void MainWindow::on_actionOpen_triggered()
	424	{
	425	QSettings settings;
	426	const QString dir = settings.value(SettingOpenDirectory).toString();
	427
	428	// Show the dialog
	429	const QString file_name = QFileDialog::getOpenFileName(
	430	this, tr("Open File"), dir, tr(
	431	"Sigrok Sessions (*.sr);;"
	432	"All Files (.)"));
	433
	434	if (!file_name.isEmpty()) {
	435	load_file(file_name);
	436
	437	const QString abs_path = QFileInfo(file_name).absolutePath();
	438	settings.setValue(SettingOpenDirectory, abs_path);
	439	}
	440	}
	441
	442	void MainWindow::on_actionSaveAs_triggered()
	443	{
	444	using pv::dialogs::StoreProgress;
	445
	446	// Stop any currently running capture session
	447	_session.stop_capture();
	448
	449	QSettings settings;
	450	const QString dir = settings.value(SettingSaveDirectory).toString();
	451
	452	// Show the dialog
	453	const QString file_name = QFileDialog::getSaveFileName(
	454	this, tr("Save File"), dir, tr("Sigrok Sessions (*.sr)"));
	455
	456	if (file_name.isEmpty())
	457	return;
	458
	459	const QString abs_path = QFileInfo(file_name).absolutePath();
	460	settings.setValue(SettingSaveDirectory, abs_path);
	461
	462	StoreProgress *dlg = new StoreProgress(file_name, _session, this);
	463	dlg->run();
	464	}
	465
	466	void MainWindow::on_actionConnect_triggered()
	467	{
	468	// Stop any currently running capture session
	469	_session.stop_capture();
	470
	471	dialogs::Connect dlg(this, _device_manager);
	472
	473	// If the user selected a device, select it in the device list. Select the
	474	// current device otherwise.
	475	if (dlg.exec())
	476	_session.set_device(dlg.get_selected_device());
	477
	478	update_device_list();
	479	}
	480
	481	void MainWindow::on_actionQuit_triggered()
	482	{
	483	close();
	484	}
	485
	486	void MainWindow::on_actionViewZoomIn_triggered()
	487	{
	488	_view->zoom(1);
	489	}
	490
	491	void MainWindow::on_actionViewZoomOut_triggered()
	492	{
	493	_view->zoom(-1);
	494	}
	495
	496	void MainWindow::on_actionViewZoomFit_triggered()
	497	{
	498	_view->zoom_fit();
	499	}
	500
	501	void MainWindow::on_actionViewZoomOneToOne_triggered()
	502	{
	503	_view->zoom_one_to_one();
	504	}
	505
	506	void MainWindow::on_actionViewShowCursors_triggered()
	507	{
	508	assert(_view);
	509
	510	const bool show = !_view->cursors_shown();
	511	if(show)
	512	_view->centre_cursors();
	513
	514	_view->show_cursors(show);
	515	}
	516
	517	void MainWindow::on_actionAbout_triggered()
	518	{
	519	dialogs::About dlg(this);
	520	dlg.exec();
	521	}
	522
	523	void MainWindow::add_decoder(srd_decoder *decoder)
	524	{
	525	#ifdef ENABLE_DECODE
	526	assert(decoder);
	527	_session.add_decoder(decoder);
	528	#else
	529	(void)decoder;
	530	#endif
	531	}
	532
	533	void MainWindow::run_stop()
	534	{
	535	switch(_session.get_capture_state()) {
	536	case SigSession::Stopped:
	537	_session.start_capture([&](QString message) {
	538	session_error("Capture failed", message); });
	539	break;
	540
	541	case SigSession::AwaitingTrigger:
	542	case SigSession::Running:
	543	_session.stop_capture();
	544	break;
	545	}
	546	}
	547
	548	void MainWindow::capture_state_changed(int state)
	549	{
	550	_sampling_bar->set_capture_state((pv::SigSession::capture_state)state);
	551	}
	552
	553	} // namespace pv