Interactive projection system and a projector to adjust the control method

The present invention discloses an interactive projection system and a projector control, the method comprising: determining whether the received command menu is displayed after the projector displays a menu screen; the menu screen is divided into a first region and a second region; wherein, the first area is listed in the icon of the adjustment; determining whether the received content item display instruction, the icon of the first area selected adjustment items rendered as selected, and displays the selected item's adjustment in the second region content; determining whether the received adjustment instruction project of the selected adjustment item to adjust, and displays the contents of the project adjusted in the second region. Because of the adjustment will be spread on the first menu screen in the region, instead of being placed in the layers menu level, the user does not have to operate in and out of the sub-menu, making intuitive operation, convenient and easy for users to adjust the projector parameters, control projector status, improve the user experience.