The message for MESSAGE_SHOW_HELPTIP.
const point location
The location where to show the helptip.
const std::string message
The message to show on the helptip.
message_show_helptip(const std::string &message_, const point &location_, const rect &source_rect_)
const rect source_rect
The size of the entity requesting to show a helptip.
The message callbacks hold a reference to a message.
message(const message &)=delete
An abstract description of a rectangle with integer coordinates.