Refactor InputObject(EventFilter and VirtualKeyboard).

src/components/ULineEdit.cpp

@@ -0,0 +1,17 @@
+#include "ULineEdit.h"
+#include <QEvent>
+#include "keyboard/KeyboardManager.h"
+
+ULineEdit::ULineEdit(QWidget* aParent)
+    : QLineEdit(aParent)
+{
+}
+
+ULineEdit::~ULineEdit()
+{
+}
+
+void ULineEdit::mouseReleaseEvent(QMouseEvent* /*aEvent*/)
+{
+    KeyboardManager::getInstance()->showKeyboardPanel(this);
+}