Added abstract class that holds partial window data

Commonwindow.h

@@ -0,0 +1,24 @@
+#ifndef COMMONWINDOW_H_
+#define COMMONWINDOW_H_
+
+#include<QHBoxLayout>
+#include<QVBoxLayout>
+#include<QComboBox>
+#include<QPushButton>
+#include<memory>
+
+using std::unique_ptr;
+
+class CommonWindow
+{
+public:
+	CommonWindow() = default;
+	~CommonWindow() = default;
+protected:
+	unique_ptr<QComboBox> selectionBox;
+	unique_ptr<QPushButton> actionButton;
+	unique_ptr<QHBoxLayout> mainLayout;
+	unique_ptr<VBoxLayout> subLayoutOne;
+	unique_ptr<VBoxLayout> subLayoutTwo;
+};
+#endif