qml demo

src/TimerComponent.hpp

@@ -0,0 +1,33 @@
+
+#pragma once
+
+#include <QObject>
+#include <QTimer>
+
+class TimerComponent : public QObject {
+
+    Q_OBJECT
+    Q_PROPERTY(int seconds READ seconds NOTIFY secondsChanged)
+
+    public:
+
+    explicit TimerComponent(QObject* parent = nullptr);
+
+    int seconds() const { return seconds_; }
+
+    public slots:
+
+    void reset();
+
+    signals:
+
+    void secondsChanged();
+
+    private:
+
+    void increment();
+
+    int seconds_ = 0;
+    QTimer timer_;
+
+};