Electronic device including touch screen and method of controlling same

A control method and an apparatus using an accessory device are provided. The control method includes detecting that an accessory device including at least one physical key is mounted to the electronic device, setting a touch screen as an input area in which an input of a physical key is detected according to the physical key and a display area exposed by the physical key, and displaying screen data in the set display area. 提供了种包括触摸屏的电子装置及其控制方法。所述控制方法包括：检测包含至少个物理键的配件装置被安装到电子装置；根据所述至少个物理键将触摸屏设置为检测到物理键的输入的输入区域以及由物理键暴露出的显示区域；在设置的显示区域中显示屏幕数据。