An electronic device is provided. The electronic device includes a display, memory storing one or more computer programs, and one or more processors communicatively coupled to the display and the memory, wherein the one or more computer programs include computer-executable instructions that, when executed by the one or more processors, cause the electronic device to control the display to display a first screen in a first area of the display during a first state in which a second area among the first area and the second area of the display is not exposed to an outside of the electronic device, detect an event in a state in which the first screen is displayed in the first area, control, based on detection of the event, the display to display a first object corresponding to the event in a partial area of the first area, the first object being displayed in at least a part of the first screen, identify a first gesture input of a user in an area in which the first object is displayed, in a state in which an area ratio of a size of the first object to a size of the first area is equal to or greater than a designated ratio, and control, in response to the identification of the first gesture input, the electronic device to change a state of the display from the first state to a second state in which the first area and the second area of the display are exposed to the outside of the electronic device.