[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
 */

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

#include <boost/bind.hpp>
#include <boost/foreach.hpp>

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

#include "mainwindow.h"

#include "devicemanager.h"
#include "dialogs/about.h"
#include "dialogs/connect.h"
#include "toolbars/contextbar.h"
#include "toolbars/samplingbar.h"
#include "view/view.h"

/* __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 namespace std;

namespace pv {

MainWindow::MainWindow(DeviceManager &device_manager,
	const char *open_file_name,
	QWidget *parent) :
	QMainWindow(parent),
	_device_manager(device_manager),
	_session(device_manager)
{
	setup_ui();
	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"));

	resize(1024, 768);

	// 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
	_menu_bar = new QMenuBar(this);
	_menu_bar->setGeometry(QRect(0, 0, 400, 25));

	// File Menu
	_menu_file = new QMenu(_menu_bar);
	_menu_file->setTitle(QApplication::translate(
		"MainWindow", "&File", 0, QApplication::UnicodeUTF8));

	_action_open = new QAction(this);
	_action_open->setText(QApplication::translate(
		"MainWindow", "&Open...", 0, QApplication::UnicodeUTF8));
	_action_open->setIcon(QIcon::fromTheme("document-open",
		QIcon(":/icons/document-open.png")));
	_action_open->setObjectName(QString::fromUtf8("actionOpen"));
	_menu_file->addAction(_action_open);

	_menu_file->addSeparator();

	_action_connect = new QAction(this);
	_action_connect->setText(QApplication::translate(
		"MainWindow", "&Connect to Device...", 0,
		QApplication::UnicodeUTF8));
	_action_connect->setObjectName(QString::fromUtf8("actionConnect"));
	_menu_file->addAction(_action_connect);

	_menu_file->addSeparator();

	_action_quit = new QAction(this);
	_action_quit->setText(QApplication::translate(
		"MainWindow", "&Quit", 0, QApplication::UnicodeUTF8));
	_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
	_menu_view = new QMenu(_menu_bar);
	_menu_view->setTitle(QApplication::translate(
		"MainWindow", "&View", 0, QApplication::UnicodeUTF8));

	_action_view_zoom_in = new QAction(this);
	_action_view_zoom_in->setText(QApplication::translate(
		"MainWindow", "Zoom &In", 0, QApplication::UnicodeUTF8));
	_action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
		QIcon(":/icons/zoom-in.png")));
	_action_view_zoom_in->setObjectName(
		QString::fromUtf8("actionViewZoomIn"));
	_menu_view->addAction(_action_view_zoom_in);

	_action_view_zoom_out = new QAction(this);
	_action_view_zoom_out->setText(QApplication::translate(
		"MainWindow", "Zoom &Out", 0, QApplication::UnicodeUTF8));
	_action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
		QIcon(":/icons/zoom-out.png")));
	_action_view_zoom_out->setObjectName(
		QString::fromUtf8("actionViewZoomOut"));
	_menu_view->addAction(_action_view_zoom_out);

	_menu_view->addSeparator();

	_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(QApplication::translate(
		"MainWindow", "Show &Cursors", 0, QApplication::UnicodeUTF8));
	_menu_view->addAction(_action_view_show_cursors);

	// Help Menu
	_menu_help = new QMenu(_menu_bar);
	_menu_help->setTitle(QApplication::translate(
		"MainWindow", "&Help", 0, QApplication::UnicodeUTF8));

	_action_about = new QAction(this);
	_action_about->setObjectName(QString::fromUtf8("actionAbout"));
	_action_about->setText(QApplication::translate(
		"MainWindow", "&About...", 0, QApplication::UnicodeUTF8));
	_menu_help->addAction(_action_about);

	_menu_bar->addAction(_menu_file->menuAction());
	_menu_bar->addAction(_menu_view->menuAction());
	_menu_bar->addAction(_menu_help->menuAction());

	setMenuBar(_menu_bar);
	QMetaObject::connectSlotsByName(this);

	// Setup the toolbar
	_toolbar = new QToolBar(tr("Main Toolbar"), this);
	_toolbar->addAction(_action_open);
	_toolbar->addSeparator();
	_toolbar->addAction(_action_view_zoom_in);
	_toolbar->addAction(_action_view_zoom_out);
	addToolBar(_toolbar);

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

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

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

	// Setup the context bar
	_context_bar = new toolbars::ContextBar(this);
	addToolBar(_context_bar);
	insertToolBarBreak(_context_bar);

	// Set the title
	setWindowTitle(QApplication::translate("MainWindow", "PulseView", 0,
		QApplication::UnicodeUTF8));

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

}

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(struct sr_dev_inst *selected_device)
{
	assert(_sampling_bar);

	const list<sr_dev_inst*> &devices = _device_manager.devices();
	_sampling_bar->set_device_list(devices);

	if (!selected_device && !devices.empty()) {
		// Fall back to the first device in the list.
		selected_device = devices.front();

		// Try and find the demo device and select that by default
		BOOST_FOREACH (struct sr_dev_inst *sdi, devices)
			if (strcmp(sdi->driver->name, "demo") == 0) {
				selected_device = sdi;
			}
	}

	if (selected_device) {
		_sampling_bar->set_selected_device(selected_device);
		_session.set_device(selected_device);
	}
}

void MainWindow::load_file(QString file_name)
{
	const QString errorMessage(
		QString("Failed to load file %1").arg(file_name));
	const QString infoMessage;
	_session.load_file(file_name.toStdString(),
		boost::bind(&MainWindow::session_error, this,
			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()
{
	// Enumerate the file formats
	QString filters(tr("Sigrok Sessions (*.sr)"));
	filters.append(tr(";;All Files (*.*)"));

	// Show the dialog
	const QString file_name = QFileDialog::getOpenFileName(
		this, tr("Open File"), "", filters);
	if (!file_name.isEmpty())
		load_file(file_name);
}

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.
	struct sr_dev_inst *const sdi = dlg.exec() ?
		dlg.get_selected_device() : _session.get_device();

	update_device_list(sdi);
}

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_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::device_selected()
{
	_session.set_device(_sampling_bar->get_selected_device());
}

void MainWindow::run_stop()
{
	switch(_session.get_capture_state()) {
	case SigSession::Stopped:
		_session.start_capture(_sampling_bar->get_record_length(),
			boost::bind(&MainWindow::session_error, this,
				QString("Capture failed"), _1));
		break;

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

void MainWindow::capture_state_changed(int state)
{
	_sampling_bar->set_sampling(state != SigSession::Stopped);
}

} // namespace pv
Commit	Line	Data
d7bed479	1	/*
b3f22de0	2	* This file is part of the PulseView project.
d7bed479 JH	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
d52d8455	21	#ifdef ENABLE_SIGROKDECODE
aaabd61b	22	#include <libsigrokdecode/libsigrokdecode.h>
d52d8455	23	#endif
30236a54	24
f2edb557	25	#include <boost/bind.hpp>
107ca6d3	26	#include <boost/foreach.hpp>
f2edb557	27
7d5425ef JH	28	#include <QAction>
	29	#include <QApplication>
	30	#include <QButtonGroup>
2953961c	31	#include <QFileDialog>
f2edb557	32	#include <QMessageBox>
7d5425ef JH	33	#include <QMenu>
	34	#include <QMenuBar>
	35	#include <QStatusBar>
	36	#include <QVBoxLayout>
	37	#include <QWidget>
2953961c	38
d7bed479	39	#include "mainwindow.h"
107ca6d3 JH	40
107ca6d3 JH	41	#include "devicemanager.h"
acda14b8	42	#include "dialogs/about.h"
9663c82b	43	#include "dialogs/connect.h"
404aad0e	44	#include "toolbars/contextbar.h"
f4c92e1c	45	#include "toolbars/samplingbar.h"
4104d7f3	46	#include "view/view.h"
d7bed479	47
30236a54 JH	48	/* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
	49	#define __STDC_FORMAT_MACROS
	50	#include <inttypes.h>
	51	#include <stdint.h>
	52	#include <stdarg.h>
	53	#include <glib.h>
	54	#include <libsigrok/libsigrok.h>
e82fd481	55
107ca6d3	56	using namespace std;
30236a54	57
51e77110 JH	58	namespace pv {
51e77110 JH	59
107ca6d3 JH	60	MainWindow::MainWindow(DeviceManager &device_manager,
107ca6d3 JH	61	const char *open_file_name,
1d478458	62	QWidget *parent) :
107ca6d3	63	QMainWindow(parent),
dc0867ff JH	64	_device_manager(device_manager),
dc0867ff JH	65	_session(device_manager)
d7bed479	66	{
7d5425ef	67	setup_ui();
1d478458 JH	68	if (open_file_name) {
	69	const QString s(QString::fromUtf8(open_file_name));
	70	QMetaObject::invokeMethod(this, "load_file",
	71	Qt::QueuedConnection,
	72	Q_ARG(QString, s));
	73	}
7d5425ef JH	74	}
	75
	76	void MainWindow::setup_ui()
	77	{
	78	setObjectName(QString::fromUtf8("MainWindow"));
	79
	80	resize(1024, 768);
	81
	82	// Set the window icon
	83	QIcon icon;
	84	icon.addFile(QString::fromUtf8(":/icons/sigrok-logo-notext.png"),
	85	QSize(), QIcon::Normal, QIcon::Off);
	86	setWindowIcon(icon);
	87
e072efc8 JH	88	// Setup the central widget
	89	_central_widget = new QWidget(this);
	90	_vertical_layout = new QVBoxLayout(_central_widget);
	91	_vertical_layout->setSpacing(6);
	92	_vertical_layout->setContentsMargins(0, 0, 0, 0);
	93	setCentralWidget(_central_widget);
	94
	95	_view = new pv::view::View(_session, this);
	96	_vertical_layout->addWidget(_view);
	97
ab1d13ee JH	98	// Setup the menu bar
	99	_menu_bar = new QMenuBar(this);
	100	_menu_bar->setGeometry(QRect(0, 0, 400, 25));
a429590b	101
ab1d13ee JH	102	// File Menu
	103	_menu_file = new QMenu(_menu_bar);
	104	_menu_file->setTitle(QApplication::translate(
	105	"MainWindow", "&File", 0, QApplication::UnicodeUTF8));
e072efc8	106
7d5425ef	107	_action_open = new QAction(this);
ab1d13ee JH	108	_action_open->setText(QApplication::translate(
ab1d13ee JH	109	"MainWindow", "&Open...", 0, QApplication::UnicodeUTF8));
362eea96 JH	110	_action_open->setIcon(QIcon::fromTheme("document-open",
362eea96 JH	111	QIcon(":/icons/document-open.png")));
7d5425ef	112	_action_open->setObjectName(QString::fromUtf8("actionOpen"));
7d5425ef	113	_menu_file->addAction(_action_open);
009e1503	114
2a032dcb JH	115	_menu_file->addSeparator();
2a032dcb JH	116
9663c82b JH	117	_action_connect = new QAction(this);
	118	_action_connect->setText(QApplication::translate(
	119	"MainWindow", "&Connect to Device...", 0,
	120	QApplication::UnicodeUTF8));
	121	_action_connect->setObjectName(QString::fromUtf8("actionConnect"));
	122	_menu_file->addAction(_action_connect);
	123
	124	_menu_file->addSeparator();
	125
2a032dcb JH	126	_action_quit = new QAction(this);
	127	_action_quit->setText(QApplication::translate(
	128	"MainWindow", "&Quit", 0, QApplication::UnicodeUTF8));
	129	_action_quit->setIcon(QIcon::fromTheme("application-exit",
	130	QIcon(":/icons/application-exit.png")));
d1bb7d7a	131	_action_quit->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
2a032dcb JH	132	_action_quit->setObjectName(QString::fromUtf8("actionQuit"));
	133	_menu_file->addAction(_action_quit);
	134
ab1d13ee	135	// View Menu
a429590b	136	_menu_view = new QMenu(_menu_bar);
ab1d13ee JH	137	_menu_view->setTitle(QApplication::translate(
	138	"MainWindow", "&View", 0, QApplication::UnicodeUTF8));
	139
	140	_action_view_zoom_in = new QAction(this);
	141	_action_view_zoom_in->setText(QApplication::translate(
	142	"MainWindow", "Zoom &In", 0, QApplication::UnicodeUTF8));
	143	_action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
	144	QIcon(":/icons/zoom-in.png")));
	145	_action_view_zoom_in->setObjectName(
	146	QString::fromUtf8("actionViewZoomIn"));
a429590b	147	_menu_view->addAction(_action_view_zoom_in);
ab1d13ee JH	148
	149	_action_view_zoom_out = new QAction(this);
	150	_action_view_zoom_out->setText(QApplication::translate(
	151	"MainWindow", "Zoom &Out", 0, QApplication::UnicodeUTF8));
	152	_action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
	153	QIcon(":/icons/zoom-out.png")));
	154	_action_view_zoom_out->setObjectName(
	155	QString::fromUtf8("actionViewZoomOut"));
a429590b	156	_menu_view->addAction(_action_view_zoom_out);
ab1d13ee	157
e072efc8	158	_menu_view->addSeparator();
ab1d13ee JH	159
	160	_action_view_show_cursors = new QAction(this);
	161	_action_view_show_cursors->setCheckable(true);
	162	_action_view_show_cursors->setChecked(_view->cursors_shown());
4166ed6c	163	_action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C));
ab1d13ee JH	164	_action_view_show_cursors->setObjectName(
	165	QString::fromUtf8("actionViewShowCursors"));
	166	_action_view_show_cursors->setText(QApplication::translate(
	167	"MainWindow", "Show &Cursors", 0, QApplication::UnicodeUTF8));
e072efc8	168	_menu_view->addAction(_action_view_show_cursors);
a429590b	169
ab1d13ee	170	// Help Menu
7d5425ef	171	_menu_help = new QMenu(_menu_bar);
ab1d13ee JH	172	_menu_help->setTitle(QApplication::translate(
	173	"MainWindow", "&Help", 0, QApplication::UnicodeUTF8));
	174
	175	_action_about = new QAction(this);
	176	_action_about->setObjectName(QString::fromUtf8("actionAbout"));
	177	_action_about->setText(QApplication::translate(
	178	"MainWindow", "&About...", 0, QApplication::UnicodeUTF8));
7d5425ef JH	179	_menu_help->addAction(_action_about);
	180
	181	_menu_bar->addAction(_menu_file->menuAction());
a429590b	182	_menu_bar->addAction(_menu_view->menuAction());
7d5425ef JH	183	_menu_bar->addAction(_menu_help->menuAction());
	184
	185	setMenuBar(_menu_bar);
	186	QMetaObject::connectSlotsByName(this);
	187
5ac961e3	188	// Setup the toolbar
363107a8	189	_toolbar = new QToolBar(tr("Main Toolbar"), this);
0a4db787	190	_toolbar->addAction(_action_open);
a429590b JH	191	_toolbar->addSeparator();
	192	_toolbar->addAction(_action_view_zoom_in);
	193	_toolbar->addAction(_action_view_zoom_out);
0a4db787 JH	194	addToolBar(_toolbar);
0a4db787 JH	195
5ac961e3	196	// Setup the sampling bar
f4c92e1c	197	_sampling_bar = new toolbars::SamplingBar(this);
5ac961e3 JH	198
5ac961e3 JH	199	// Populate the device list and select the initially selected device
107ca6d3	200	update_device_list();
5ac961e3 JH	201
	202	connect(_sampling_bar, SIGNAL(device_selected()), this,
	203	SLOT(device_selected()));
274d4f13 JH	204	connect(_sampling_bar, SIGNAL(run_stop()), this,
274d4f13 JH	205	SLOT(run_stop()));
d4984fe7 JH	206	addToolBar(_sampling_bar);
d4984fe7 JH	207
404aad0e JH	208	// Setup the context bar
	209	_context_bar = new toolbars::ContextBar(this);
	210	addToolBar(_context_bar);
	211	insertToolBarBreak(_context_bar);
	212
5ac961e3	213	// Set the title
a8d3fb2d JH	214	setWindowTitle(QApplication::translate("MainWindow", "PulseView", 0,
	215	QApplication::UnicodeUTF8));
	216
6ac96c2e JH	217	// Setup _session events
	218	connect(&_session, SIGNAL(capture_state_changed(int)), this,
	219	SLOT(capture_state_changed(int)));
	220
d7bed479	221	}
30236a54	222
f2edb557 JH	223	void MainWindow::session_error(
	224	const QString text, const QString info_text)
	225	{
	226	QMetaObject::invokeMethod(this, "show_session_error",
	227	Qt::QueuedConnection, Q_ARG(QString, text),
	228	Q_ARG(QString, info_text));
	229	}
	230
107ca6d3 JH	231	void MainWindow::update_device_list(struct sr_dev_inst *selected_device)
	232	{
	233	assert(_sampling_bar);
	234
	235	const list<sr_dev_inst*> &devices = _device_manager.devices();
	236	_sampling_bar->set_device_list(devices);
	237
	238	if (!selected_device && !devices.empty()) {
	239	// Fall back to the first device in the list.
	240	selected_device = devices.front();
	241
	242	// Try and find the demo device and select that by default
	243	BOOST_FOREACH (struct sr_dev_inst *sdi, devices)
	244	if (strcmp(sdi->driver->name, "demo") == 0) {
	245	selected_device = sdi;
	246	}
	247	}
	248
	249	if (selected_device) {
	250	_sampling_bar->set_selected_device(selected_device);
	251	_session.set_device(selected_device);
	252	}
	253	}
	254
1d478458 JH	255	void MainWindow::load_file(QString file_name)
1d478458 JH	256	{
f2edb557 JH	257	const QString errorMessage(
	258	QString("Failed to load file %1").arg(file_name));
	259	const QString infoMessage;
	260	_session.load_file(file_name.toStdString(),
	261	boost::bind(&MainWindow::session_error, this,
	262	errorMessage, infoMessage));
	263	}
	264
	265	void MainWindow::show_session_error(
	266	const QString text, const QString info_text)
	267	{
	268	QMessageBox msg(this);
	269	msg.setText(text);
	270	msg.setInformativeText(info_text);
	271	msg.setStandardButtons(QMessageBox::Ok);
	272	msg.setIcon(QMessageBox::Warning);
	273	msg.exec();
1d478458 JH	274	}
1d478458 JH	275
2953961c JH	276	void MainWindow::on_actionOpen_triggered()
2953961c JH	277	{
1d43d767 JH	278	// Enumerate the file formats
	279	QString filters(tr("Sigrok Sessions (*.sr)"));
	280	filters.append(tr(";;All Files (.)"));
	281
	282	// Show the dialog
1d478458	283	const QString file_name = QFileDialog::getOpenFileName(
1d43d767	284	this, tr("Open File"), "", filters);
92b139d0 JH	285	if (!file_name.isEmpty())
92b139d0 JH	286	load_file(file_name);
2953961c JH	287	}
2953961c JH	288
9663c82b JH	289	void MainWindow::on_actionConnect_triggered()
9663c82b JH	290	{
b99cfc42 JH	291	// Stop any currently running capture session
	292	_session.stop_capture();
	293
107ca6d3	294	dialogs::Connect dlg(this, _device_manager);
5eb0fa13	295
dc0867ff JH	296	// If the user selected a device, select it in the device list. Select the
	297	// current device otherwise.
	298	struct sr_dev_inst *const sdi = dlg.exec() ?
	299	dlg.get_selected_device() : _session.get_device();
	300
107ca6d3	301	update_device_list(sdi);
9663c82b JH	302	}
9663c82b JH	303
2a032dcb JH	304	void MainWindow::on_actionQuit_triggered()
	305	{
	306	close();
	307	}
	308
a429590b JH	309	void MainWindow::on_actionViewZoomIn_triggered()
	310	{
	311	_view->zoom(1);
	312	}
	313
	314	void MainWindow::on_actionViewZoomOut_triggered()
	315	{
	316	_view->zoom(-1);
	317	}
	318
e072efc8 JH	319	void MainWindow::on_actionViewShowCursors_triggered()
	320	{
	321	assert(_view);
b4d91e56 JH	322
	323	const bool show = !_view->cursors_shown();
	324	if(show)
	325	_view->centre_cursors();
	326
	327	_view->show_cursors(show);
e072efc8 JH	328	}
e072efc8 JH	329
30236a54 JH	330	void MainWindow::on_actionAbout_triggered()
30236a54 JH	331	{
acda14b8	332	dialogs::About dlg(this);
40eb2ff4	333	dlg.exec();
30236a54	334	}
274d4f13	335
5ac961e3 JH	336	void MainWindow::device_selected()
	337	{
	338	_session.set_device(_sampling_bar->get_selected_device());
	339	}
	340
274d4f13 JH	341	void MainWindow::run_stop()
274d4f13 JH	342	{
5b7cf66c JH	343	switch(_session.get_capture_state()) {
5b7cf66c JH	344	case SigSession::Stopped:
d64d1596	345	_session.start_capture(_sampling_bar->get_record_length(),
f2edb557 JH	346	boost::bind(&MainWindow::session_error, this,
f2edb557 JH	347	QString("Capture failed"), _1));
5b7cf66c JH	348	break;
	349
	350	case SigSession::Running:
	351	_session.stop_capture();
	352	break;
	353	}
274d4f13	354	}
51e77110	355
6ac96c2e JH	356	void MainWindow::capture_state_changed(int state)
	357	{
	358	_sampling_bar->set_sampling(state != SigSession::Stopped);
	359	}
	360
51e77110	361	} // namespace pv