Set a hardware mode to a mode that is appropriate for the requested display mode when a display mode change request is received and Set display driver display characteristic variables to values that are appropriate for the requested display mode when a display mode change request is received Set Windows operating system display characteristic variables in the USER and GDI data segments to values that are appropriate for the requested display mode when a display mode change request is received Permit the processing arrangement to receive an input requesting a change in the display mode while Windows is running Computer software for resetting a screen display mode in a computer system running Microsoft Windows without requiring that either Windows or a graphical user interface based application program that is currently running on Windows to be exited and reloaded, wherein Windows includes USER and GDI data segments, the computer system including a processing arrangement, and a display monitor which displays images under the direction of the processing arrangement, the software being arranged to: ![]() A screen display mode changer as recited in claim 1 wherein the designated operating system is a Windows based operating system and the hardware mode change is accomplished in DOS.ģ. Wherein the operating system display characteristic variable setting means, the display driver display characteristic setting means and the hardware mode setting means are each capable of performing their designated functions without requiring that either the selected application program or the selected operating system be exited.Ģ. Means for refreshing the screen to cause the screen to display the window in the requested display mode Means for setting a hardware mode to a mode that is appropriate for the requested display mode and Means for setting display driver display characteristic variables of the display driver to values that are appropriate for the requested display mode, wherein the display driver works with but is independent of the designated operating system and the designated application program Means for setting operating system display characteristic variables in the USER and GDI data segments to values that are appropriate for a requested display mode that is requested while the windowing based operating system and the designated GUI based application program arranged to run on the windowing based operating system are open and controlling the contents of a window visible on the screen A screen display mode changer suitable for use in a computer system that includes a display monitor including a screen, a display driver arranged to control a characteristic of images displayed on the screen, the display driver being arranged to support a plurality of different display modes, and a processing arrangement suitable for executing a designated windowing based operating system including USER and GDI data segments and executing a designated graphical user interface (GUI) based application program on the designated operating system, the screen display mode changer comprising: After all of these resetting steps have been completed, the display screen is repented to display the images dictated by any program(s) that is/are currently running in the requested display mode.ġ. ![]() Moreover, the hardware mode is set to a mode that is appropriate for the requested display mode. Additionally, the display driver display characteristic variables are reset to values that are appropriate for the requested display mode. After a display mode request is received, the operating system display characteristic variables are reset to values that are appropriate for the requested display mode. The method includes the step of receiving a user initiated input requesting a change in the display mode. The method is arranged to reset the display mode while a designated operating system such as a windowing environment based operating system is running, without requiring the operating system or any currently running application(s) to be exited and reloaded. A method of resetting the screen display mode in a computer system having a display monitor is disclosed.
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