gui / popup and overlay: update on parent resize

- added function to automatically center on parent widget

Signed-off-by: Andrei Popa <[email protected]>

core/src/licenseoverlay.cpp

@@ -37,6 +37,7 @@ LicenseOverlay::LicenseOverlay(QWidget *parent)
 	m_popupWidget->enableTitleBar(false);
 	m_popupWidget->enableTintedOverlay(true);
 	m_popupWidget->setDescription(getLicense());
+	m_popupWidget->enableCenterOnParent(true);
 
 	connect(m_popupWidget->getContinueBtn(), &QAbstractButton::clicked, [&]() {
 		Preferences::GetInstance()->set("general_first_run", false);
@@ -55,7 +56,6 @@ void LicenseOverlay::showOverlay()
 {
 	raise();
 	show();
-	m_popupWidget->move(parent->rect().center() - m_popupWidget->rect().center());
 }
 
 QPushButton *LicenseOverlay::getContinueBtn() { return m_popupWidget->getContinueBtn(); }

gui/include/gui/tintedoverlay.h

@@ -42,6 +42,7 @@ class SCOPY_GUI_EXPORT TintedOverlay : public QWidget
 	const QList<QWidget *> &getHoles() const;
 	void setHoles(const QList<QWidget *> &newHoles);
 	void clearHoles();
+	bool eventFilter(QObject *watched, QEvent *event) override;
 
 protected:
 	void paintEvent(QPaintEvent *ev) override;

gui/include/gui/widgets/popupwidget.h

@@ -46,6 +46,7 @@ class SCOPY_GUI_EXPORT PopupWidget : public QWidget
 	void enableTitleBar(bool enable = true);
 	void enableTintedOverlay(bool enable = true);
 	void setEnableExternalLinks(bool enable = true);
+	void enableCenterOnParent(bool enable = true);
 
 	QString getDescription();
 	void setDescription(const QString &description);
@@ -58,6 +59,8 @@ class SCOPY_GUI_EXPORT PopupWidget : public QWidget
 
 	void enableCloseButton(bool en);
 
+	bool eventFilter(QObject *watched, QEvent *event) override;
+
 Q_SIGNALS:
 	void continueButtonClicked();
 	void exitButtonClicked();

gui/src/tintedoverlay.cpp

@@ -30,9 +30,10 @@ TintedOverlay::TintedOverlay(QWidget *parent, QColor color)
 	this->parent = parent;
 	holes.clear();
 
-	QRect geo = parent->rect();
-	setGeometry(geo);
+	setGeometry(parent->rect());
 	setAttribute(Qt::WA_TransparentForMouseEvents, false);
+
+	parent->installEventFilter(this);
 }
 
 TintedOverlay::~TintedOverlay() {}
@@ -65,6 +66,15 @@ void TintedOverlay::paintEvent(QPaintEvent *ev)
 	painter.fillRect(rect(), color);
 }
 
+bool TintedOverlay::eventFilter(QObject *watched, QEvent *event)
+{
+	if(event->type() == QEvent::Resize) {
+		setGeometry(parent->rect());
+	}
+
+	return QObject::eventFilter(watched, event);
+}
+
 void TintedOverlay::mousePressEvent(QMouseEvent *ev)
 {
 	// prevent clicks from being sent to parents

gui/src/widgets/popupwidget.cpp

@@ -168,4 +168,23 @@ void PopupWidget::setEnableExternalLinks(bool enable)
 	m_descriptionTextBrowser->setProperty("openExternalLinks", enable);
 }
 
+bool PopupWidget::eventFilter(QObject *watched, QEvent *event)
+{
+	if(event->type() == QEvent::Resize) {
+		move(parentWidget()->rect().center() - rect().center());
+	}
+
+	return QObject::eventFilter(watched, event);
+}
+
+void PopupWidget::enableCenterOnParent(bool enable)
+{
+	if(enable) {
+		move(parentWidget()->rect().center() - rect().center());
+		parentWidget()->installEventFilter(this);
+	} else {
+		parentWidget()->removeEventFilter(this);
+	}
+}
+
 #include "moc_popupwidget.cpp"

gui/src/widgets/toolbuttons.cpp

@@ -109,7 +109,7 @@ bool InfoBtn::hasTutorial() { return m_hasTutorial; }
 void InfoBtn::generateInfoPopup(QWidget *parent)
 {
 	m_popupWidget = new PopupWidget(parent);
-	m_popupWidget->move(parent->rect().center() - m_popupWidget->rect().center());
+	m_popupWidget->enableCenterOnParent(true);
 	m_popupWidget->setTitle("Plugin Information");
 	m_popupWidget->setDescription(
 		"To learn more about this plugin, check out the tutorial or read the online documentation.");