10 template<
typename type_t>
190 virtual
void on_next(const type_t& value) noexcept = 0;
Defines the base class for predefined exceptions in the xtd namespace.
Definition exception.hpp:28
Provides a mechanism for receiving push-based notifications.
Definition iobserver.hpp:154
virtual void on_error(const std::exception &error) noexcept=0
Notifies the observer that the provider has experienced an error condition.
virtual void on_completed() noexcept=0
Notifies the observer that the provider has finished sending push-based notifications.
virtual void on_next(const type_t &value) noexcept=0
Provides the observer with new data.
#define interface_
This keyword is use to represent an interface.
Definition interface.hpp:58
Contains xtd::interface interface.
The xtd namespace contains all fundamental classes to access Hardware, Os, System,...
Definition xtd_about_box.hpp:10