METHOD AND DEVICE FOR CONTROL OF MULTI-WINDOW CONTROLLER

摘要

PURPOSE:To protect the secrecy to each window by inhibiting the individual input/output to these windows. CONSTITUTION:A secrecy protection attribute table part 103 is provided together with a window input/output control part 101 and a secrecy protection control part 102. The part 103 owns the secrecy protection attribute of each window. The part 101 refers to the secrecy protection attribute of the part 103 and controls the input/output of each window for protection of the secrecy. Then the part 102 sets and changes the secrecy protection attribute of the part 103.