To enable screen-to-screen movement of a display object displayed on a moving source screen, by drag operation of an operator, from the moving source screen to a moving destination screen differed from the moving source screen.
A display object selection unit 220 selects a display object to be moved based on drag information for drag operation. A screen-to-screen movement determination unit 230 determines whether to perform screen-to-screen movement of the display object based on the drag information. A moving destination screen selection unit 240 selects a moving destination screen, and an in-screen position determination unit 250 determines a position within the moving destination screen. A position information update unit 270 rewrites display object information, and display object read units 280 and 330 read the rewritten display object information to display the display object.
YAMAUCHI YASUAKI
TAKAKURA JUNYA
DOI MIWAKO
HAYASHI HIDEKI
TSUJI HISASHI
KOMATSU SATOSHI
Norio Ohu
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