Patent ID: 8196055

Claim:
A method for changing the appearance of an application window of a currently running application on a display screen of a computer, the method comprising: receiving a first user input identifying the application window of the currently running application; initiating a window definition mode on said computer to enable the operating system to define a size and a location of the application window prior to receiving a second user input; while said computer is in the window definition mode, detecting by the operating system a geometric shape drawn on said display screen, wherein the detecting is handled by the operating system and not handled by the application associated with said application window, said geometric shape drawn by a user with a touch input device, wherein the geometric shape comprises a rectangle, and wherein drawing of the geometric shape drawn on the display is started in an area free from any running application, and wherein the geometric shape is drawn on any portion of the display screen which includes an area inside at least one application window and outside of the at least one application window; receiving a second user input describing a configuration of the application window associated with said currently running application on the display screen, wherein said second user input comprises a symbol drawn on the display screen by the user; changing, by the operating system, the size and the location of the application window based on the geometric shape and changing the appearance of the application window associated with said currently running application on the display screen based on the symbol; and establishing and operating the currently running application by the operating system in said application window having a changed appearance on the display screen.