Update copyright year in About

src/mainwindow.cpp

@@ -144,7 +144,7 @@ void MainWindow::setupMenu() {
 R"(Slide Controller 9000 - %1
 Build date: %2
 
-Copyright 2021 - 2024 Gary Talent (gary@drinkingtea.net)
+Copyright 2021 - 2025 Gary Talent (gary@drinkingtea.net)
 Slide Controller 9000 is released under the MPL 2.0
 Built on Qt library under LGPL 2.0)").arg(Version, __DATE__));
 			about.exec();

src/settingsdialog.cpp

@@ -205,12 +205,12 @@ QWidget *SettingsDialog::setupButtons(QWidget *parent) {
 	return root;
 }
 
-void SettingsDialog::handleApply() {
+int SettingsDialog::handleApply() {
 	QSettings settings;
 	QVector<View> views;
 	auto const viewsErr = collectViews(views);
 	if (viewsErr) {
-		return;
+        return -1;
 	}
 	setViews(settings, views);
 	setCameraConnectionData(settings, {
@@ -227,11 +227,13 @@ void SettingsDialog::handleApply() {
 	});
 	collectVideoConfig();
 	setVideoConfig(settings, m_videoConfig);
+    return 0;
 }
 
 void SettingsDialog::handleOK() {
-	handleApply();
-	accept();
+    if (handleApply() == 0) {
+        accept();
+    }
 }
 
 void SettingsDialog::setupViewRow(int row, View const&view) {

src/settingsdialog.hpp

@@ -38,7 +38,8 @@ class SettingsDialog: public QDialog {
 		QWidget *setupViewConfig(QWidget *parent);
 		QWidget *setupImageConfig(QWidget *parent);
 		QWidget *setupButtons(QWidget *parent);
-		void handleApply();
+        [[nodiscard]]
+        int handleApply();
 		void handleOK();
 		void setupViewRow(int row, View const&view = {});
 		/**