Full screen determining method and system

The invention relates to a full screen determining method and system. The method comprises the steps that a window of a preset pixel is established in a display interface of a terminal, and the attribute of the window is located in a preset zone below the top of a window layer of the display interface; location information of the window is acquired, whether or not the window is located in the areawhere a status bar in the display interface of the terminal is located is determined according to the location information; when the window is in the area where the status bar is located, it is determined that the terminal is in a full screen state. According to the method and the system, by arranging the window in the preset zone below the top of the window layer of the display interface of theterminal, the location information of the window is acquired, whether or not the window is in the full screen state is determined according to the location information of the window to rapidly determine whether or not a user i