Operation apparatus, image forming apparatus, and storage medium

A method for controlling an operation apparatus comprising:

• displaying a plurality of objects in an object display area of a display screen which can be operated by a finger or a pen;
• retracting at least one target object in the object display area, the at least one target object being selected by a selection operation, outside the object display area as well as deleting the display of the at least one target object;
• scrolling the objects remaining in the object display area in a direction in which a scroll operation is performed in the object display area;
• and
• inserting the at least one target object into an insertion position specified by an insertion operation in the object display area as well as updating the display of the objects in the object display area.

A storage medium storing a computer program for operating a computer as an operation apparatus, the storage medium for causing the computer to function as:

• an object display unit configured to display a plurality of objects in an object display area of a display screen which can be operated by a finger or a pen;
• a selection unit configured to retract at least one target object in the object display area, the at least one target object being selected by a selection operation, outside the object display area and to delete the display of the at least one target object;
• a scrolling unit configured to scroll the objects remaining in the object display area in a direction in which a scroll operation is performed in the object display area;
• and
• an insertion unit configured to insert the at least one target object into an insertion position specified by an insertion operation in the object display area and to update the display of the objects in the object display area.