Refactor InputObject(EventFilter and VirtualKeyboard).

src/components/ULineEdit.h

@@ -0,0 +1,19 @@
+#ifndef ULINEEDIT_H
+#define ULINEEDIT_H
+
+#include <QLineEdit>
+
+class ULineEdit : public QLineEdit
+{
+    Q_OBJECT
+
+public:
+    explicit ULineEdit(QWidget* aParent);
+    ~ULineEdit();
+
+protected:
+    void mouseReleaseEvent(QMouseEvent* aEvent);
+
+};
+
+#endif // ULINEEDIT_H