UI: Replace SIGNAL and SLOT macros in media controls

UI/media-controls.cpp

@@ -54,17 +54,18 @@ MediaControls::MediaControls(QWidget *parent)
 	ui->stopButton->setProperty("themeID", "stopIcon");
 	setFocusPolicy(Qt::StrongFocus);
 
-	connect(&mediaTimer, SIGNAL(timeout()), this,
-		SLOT(SetSliderPosition()));
-	connect(&seekTimer, SIGNAL(timeout()), this, SLOT(SeekTimerCallback()));
-	connect(ui->slider, SIGNAL(sliderPressed()), this,
-		SLOT(MediaSliderClicked()));
-	connect(ui->slider, SIGNAL(mediaSliderHovered(int)), this,
-		SLOT(MediaSliderHovered(int)));
-	connect(ui->slider, SIGNAL(sliderReleased()), this,
-		SLOT(MediaSliderReleased()));
-	connect(ui->slider, SIGNAL(sliderMoved(int)), this,
-		SLOT(MediaSliderMoved(int)));
+	connect(&mediaTimer, &QTimer::timeout, this,
+		&MediaControls::SetSliderPosition);
+	connect(&seekTimer, &QTimer::timeout, this,
+		&MediaControls::SeekTimerCallback);
+	connect(ui->slider, &MediaSlider::sliderPressed, this,
+		&MediaControls::MediaSliderClicked);
+	connect(ui->slider, &MediaSlider::mediaSliderHovered, this,
+		&MediaControls::MediaSliderHovered);
+	connect(ui->slider, &MediaSlider::sliderReleased, this,
+		&MediaControls::MediaSliderReleased);
+	connect(ui->slider, &MediaSlider::sliderMoved, this,
+		&MediaControls::MediaSliderMoved);
 
 	countDownTimer = config_get_bool(App()->GlobalConfig(), "BasicWindow",
 					 "MediaControlsCountdownTimer");
@@ -72,27 +73,28 @@ MediaControls::MediaControls(QWidget *parent)
 	QAction *restartAction = new QAction(this);
 	restartAction->setShortcutContext(Qt::WidgetWithChildrenShortcut);
 	restartAction->setShortcut({Qt::Key_R});
-	connect(restartAction, SIGNAL(triggered()), this, SLOT(RestartMedia()));
+	connect(restartAction, &QAction::triggered, this,
+		&MediaControls::RestartMedia);
 	addAction(restartAction);
 
 	QAction *sliderFoward = new QAction(this);
 	sliderFoward->setShortcutContext(Qt::WidgetWithChildrenShortcut);
-	connect(sliderFoward, SIGNAL(triggered()), this,
-		SLOT(MoveSliderFoward()));
+	connect(sliderFoward, &QAction::triggered, this,
+		&MediaControls::MoveSliderFoward);
 	sliderFoward->setShortcut({Qt::Key_Right});
 	addAction(sliderFoward);
 
 	QAction *sliderBack = new QAction(this);
 	sliderBack->setShortcutContext(Qt::WidgetWithChildrenShortcut);
-	connect(sliderBack, SIGNAL(triggered()), this,
-		SLOT(MoveSliderBackwards()));
+	connect(sliderBack, &QAction::triggered, this,
+		&MediaControls::MoveSliderBackwards);
 	sliderBack->setShortcut({Qt::Key_Left});
 	addAction(sliderBack);
 
 	QAction *playPause = new QAction(this);
 	playPause->setShortcutContext(Qt::WidgetWithChildrenShortcut);
-	connect(playPause, SIGNAL(triggered()), this,
-		SLOT(on_playPauseButton_clicked()));
+	connect(playPause, &QAction::triggered, this,
+		&MediaControls::on_playPauseButton_clicked);
 	playPause->setShortcut({Qt::Key_Space});
 	addAction(playPause);
 }