split keyboard input logic into platform specific code

src/tabcontrollers/keyboardinput/KeyboardInputDummy.h

@@ -0,0 +1,19 @@
+#ifndef KEYBOARDINPUTDUMMY_H
+#define KEYBOARDINPUTDUMMY_H
+
+#include "../KeyboardInput.h"
+
+// application namespace
+namespace advsettings {
+
+class KeyboardInputDummy : public KeyboardInput
+{
+public:
+    virtual void sendKeyboardInput(QString input) override;
+    virtual void sendKeyboardEnter() override;
+    virtual void sendKeyboardBackspace(int count) override;
+};
+
+}
+
+#endif // KEYBOARDINPUTDUMMY_H