add slider bridge

doric-Qt/example/doric/utils/DoricSliderBridge.h

@@ -0,0 +1,18 @@
+#ifndef DORICSLIDERBRIDGE_H
+#define DORICSLIDERBRIDGE_H
+
+#include <QObject>
+#include <QVariant>
+
+#include "DoricExport.h"
+
+class DORIC_EXPORT DoricSliderBridge : public QObject {
+  Q_OBJECT
+public:
+  explicit DoricSliderBridge(QObject *parent = nullptr);
+
+  Q_INVOKABLE
+  void onPageSlided(QString pointer);
+};
+
+#endif // DORICSLIDERBRIDGE_H