| 摘要 |
A method of controlling a portable electronic device (20) that has a touch screen display (38) includes rendering a graphical user interface including a plurality of selectable features (124), detecting a first touch event (G) at a first location on the touch screen display, detecting a second touch event (H) at a second location on the touch screen display during the first touch event, and selecting ones of the plurality of selectable features located in an area having boundaries (126,128,130,132) defined by the first location and the second location to define a group of selected features. |
