typedef Dali::Window::FocusChangeSignalType FocusChangeSignalType;
typedef Dali::Window::ResizeSignalType ResizeSignalType;
typedef Dali::DevelWindow::VisibilityChangedSignalType VisibilityChangedSignalType;
typedef Dali::Window::FocusChangeSignalType FocusChangeSignalType;
typedef Dali::Window::ResizeSignalType ResizeSignalType;
typedef Dali::DevelWindow::VisibilityChangedSignalType VisibilityChangedSignalType;