Method for inputting of device containing display unit based on gui and apparatus thereof

An inputting method of device including graphical user interface based display unit and an apparatus thereof are provided to increase application range of an input mode by changing usage and layout of a physically fixed input unit. An inputting method of device including graphical user interface based display unit comprises the following steps: a step for allocating at least one or more region in a plurality of input units included in a device having GUI(Graphical User Interface) based display unit(210); a step for defining different input mode in an allocated region(220); and a step for controlling a menu displayed on the display unit by a signal inputted in the allocated region(230).