Smart television signal source-based method for displaying floating menu and smart television

A smart television, comprising:

• a display device;
• and
• a processor configured to display a floating menu on the display device, comprising:
• detecting, by the smart television, that a user has pressed a button for a signal source of mandatory broadcast;
• in response to detecting that the user has pressed the button, adopting, by the smart television, an Android system broadcast method to force the button to be distributed and output to a system and a plurality of application terminals of the smart television, including:
• starting, by the smart television, the Android system broadcast;
• forcing, by the Android system broadcast, the button to be distributed and output to the system and the application terminals of the smart television;
• calling the floating menu out to any one position on a current page in response to the smart television forcing the button to be distributed;
• acquiring, for the floating menu, a signal source channel and a plurality of configuration entries that the current smart television model requires to display according to a system file configuration;
• dynamically sorting the configuration entries automatically according to a current state of the system;
• and
• simultaneously displaying, in the floating menu on the current page, the signal source channel and the sorted configuration entries, the sorted configuration entries including one or more configuration entries about television (TV) screen setting.