c
复制代码
#include "mainwindow.h"
#include <QDebug>
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), m_settings("outSmart", "LiveWatcher") {
ip_address_edit = new QLineEdit;
login_edit = new QLineEdit;
password_edit = new QLineEdit;
password_edit->setEchoMode(QLineEdit::Password);
label0 = new QLabel;
label0->setText("IP address:");
label1 = new QLabel;
label1->setText("Login:");
label2 = new QLabel;
label2->setText("Password:");
button1 = new QPushButton;
button1->setText("Connect");
connect(button1, SIGNAL(clicked()), SLOT(slotConnectDisconnect()) );
videoWidget = new VideoWidget(this);
videoWidget->setMinimumSize(704, 576);
player0 = new QMediaPlayer;
player0->setVideoOutput(videoWidget);
layout1 = new QVBoxLayout;
layout1->addWidget(label0);
layout1->addWidget(ip_address_edit);
layout1->addWidget(label1);
layout1->addWidget(login_edit);
layout1->addWidget(label2);
layout1->addWidget(password_edit);
spacer0 = new QSpacerItem(30, 40, QSizePolicy::Minimum, QSizePolicy::Maximum);
layout1->addSpacerItem(spacer0);
layout1->addWidget(button1);
layout1->setContentsMargins(10, 10, 10, 10);
layout2 = new QVBoxLayout;
layout2->addWidget(videoWidget);
layout0 = new QHBoxLayout;
layout0->addLayout(layout2);
layout0->addLayout(layout1);
layout0->setAlignment(layout1, Qt::AlignTop) ;
QWidget * window = new QWidget();
window->setLayout(layout0);
setCentralWidget(window);
QRegExpValidator *ipValidator = new QRegExpValidator(ipRegex, this);
ip_address_edit->setValidator(ipValidator);
readSettings();
QAction* pactShowHide = new QAction("&Show/Hide Application Window", this);
connect(pactShowHide, SIGNAL(triggered()),
this, SLOT(slotShowHide())
);
QAction* pactQuit = new QAction("&Quit", this);
connect(pactQuit, SIGNAL(triggered()), qApp, SLOT(quit()));
m_ptrayIconMenu = new QMenu(this);
m_ptrayIconMenu->addAction(pactShowHide);
m_ptrayIconMenu->addAction(pactQuit);
m_ptrayIcon = new QSystemTrayIcon(this);
m_ptrayIcon->setContextMenu(m_ptrayIconMenu);
m_ptrayIcon->setToolTip("LiveWatcher");
m_ptrayIcon->setIcon(QPixmap(":/images/logo.png"));
m_ptrayIcon->show();
createMenus();
}
MainWindow::~MainWindow()
{
writeSettings();
}
void MainWindow::slotConnectDisconnect()
{
if (!is_connected) {
QString login = login_edit->text() ;
QString password = password_edit->text() ;
QString ip_address = ip_address_edit->text() ;
if (!ipRegex1.match(ip_address).hasMatch() ) {
QMessageBox::critical(this, "Error", "Wrong format for IP address");
return;
}
url0 = QUrl("rtsp://" + ip_address + ":554/ISAPI/Streaming/Channels/102");
url0.setUserName(login);
url0.setPassword(password);
requestRtsp0 = QNetworkRequest(url0);
player0->setMedia(requestRtsp0);
player0->play();
is_connected = true;
button1->setText("Disconnect");
}
else {
player0->stop();
button1->setText("Connect");
is_connected = false;
}
}
void MainWindow::keyPressEvent(QKeyEvent *event)
{
if (event->key() == Qt::Key_F11) {
if (videoWidget != nullptr) {
videoWidget->setFullScreen(true);
}
}
else if (event->key() == Qt::Key_Escape) {
qApp->quit();
}
}
void MainWindow::writeSettings() {
m_settings.beginGroup("/Settings");
m_settings.setValue("/ip_address", ip_address_edit->text() ) ;
m_settings.setValue("/login", login_edit->text() );
m_settings.setValue("/password", password_edit->text() );
m_settings.endGroup();
}
void MainWindow::readSettings() {
m_settings.beginGroup("/Settings");
ip_address_edit->setText(m_settings.value("/ip_address", "").toString() );
login_edit->setText(m_settings.value("/login", "admin").toString() );
password_edit->setText(m_settings.value("/password", "Freedom!00##").toString() );
m_settings.endGroup();
}
void MainWindow::slotShowHide()
{
setVisible(!isVisible());
}
void MainWindow::closeEvent(QCloseEvent * event)
{
setVisible(false);
event->ignore();
}
void MainWindow::showAbout() {
QMessageBox::about(this, "About", "aleks.twin@gmail.com");
}
void MainWindow::createMenus()
{
QAction *quit = new QAction("&Quit", this);
QMenu *file;
file = menuBar()->addMenu(tr("&File"));
file->addAction(quit);
connect(quit, &QAction::triggered, qApp, QApplication::quit);
QMenu *settingsMenu;
settingsMenu = menuBar()->addMenu(tr("&Settings"));
QAction * colorSettingsAct = new QAction(tr("&Color settings"), this);
colorSettingsAct->setStatusTip(tr("Show color settings"));
connect(colorSettingsAct, &QAction::triggered, this, &MainWindow::showColorDialog);
settingsMenu->addAction(colorSettingsAct);
QMenu *helpMenu;
helpMenu = menuBar()->addMenu(tr("&Help"));
QAction * hotKeysAct = new QAction(tr("&Hot keys"), this);
connect(hotKeysAct, &QAction::triggered, this, &MainWindow::showHotKeys);
helpMenu->addAction(hotKeysAct);
helpMenu->addSeparator();
QAction * aboutAct = new QAction(tr("&About"), this);
aboutAct->setStatusTip(tr("Create a new file"));
connect(aboutAct, &QAction::triggered, this, &MainWindow::showAbout);
helpMenu->addAction(aboutAct);
}
void MainWindow::showColorDialog() {
if (!m_colorDialog) {
QSlider *brightnessSlider = new QSlider(Qt::Horizontal);
brightnessSlider->setRange(-100, 100);
brightnessSlider->setValue(videoWidget->brightness());
connect(brightnessSlider, &QSlider::sliderMoved, videoWidget, &QVideoWidget::setBrightness);
connect(videoWidget, &QVideoWidget::brightnessChanged, brightnessSlider, &QSlider::setValue);
QSlider *contrastSlider = new QSlider(Qt::Horizontal);
contrastSlider->setRange(-100, 100);
contrastSlider->setValue(videoWidget->contrast());
connect(contrastSlider, &QSlider::sliderMoved, videoWidget, &QVideoWidget::setContrast);
connect(videoWidget, &QVideoWidget::contrastChanged, contrastSlider, &QSlider::setValue);
QSlider *hueSlider = new QSlider(Qt::Horizontal);
hueSlider->setRange(-100, 100);
hueSlider->setValue(videoWidget->hue());
connect(hueSlider, &QSlider::sliderMoved, videoWidget, &QVideoWidget::setHue);
connect(videoWidget, &QVideoWidget::hueChanged, hueSlider, &QSlider::setValue);
QSlider *saturationSlider = new QSlider(Qt::Horizontal);
saturationSlider->setRange(-100, 100);
saturationSlider->setValue(videoWidget->saturation());
connect(saturationSlider, &QSlider::sliderMoved, videoWidget, &QVideoWidget::setSaturation);
connect(videoWidget, &QVideoWidget::saturationChanged, saturationSlider, &QSlider::setValue);
QFormLayout *layout = new QFormLayout;
layout->addRow(tr("Brightness"), brightnessSlider);
layout->addRow(tr("Contrast"), contrastSlider);
layout->addRow(tr("Hue"), hueSlider);
layout->addRow(tr("Saturation"), saturationSlider);
QPushButton *button = new QPushButton(tr("Close"));
layout->addRow(button);
m_colorDialog = new QDialog(this, Qt::WindowSystemMenuHint | Qt::WindowTitleHint);
m_colorDialog->setWindowTitle(tr("Color Options"));
m_colorDialog->setLayout(layout);
connect(button, &QPushButton::clicked, m_colorDialog, &QDialog::close);
}
m_colorDialog->show();
}
void MainWindow::showHotKeys() {
QLabel * q_label = new QLabel();
q_label->setStyleSheet(styleSheet() );
q_label->setText("F11 - full screeen\nEcsape - exit full screen\n");
q_label->setContentsMargins(10,10,10,10);
q_label->setWindowTitle("Hot keys");
q_label->setFixedSize(240, 60);
q_label->show();
}
