Edit

DWM_SYSTEMBACKDROP_TYPE enumeration (dwmapi.h)

  • Article
  • 2 minutes to read

Flags for specifying the system-drawn backdrop material of a window, including behind the non-client area.

Syntax

typedef enum DWM_SYSTEMBACKDROP_TYPE {
  DWMSBT_AUTO,
  DWMSBT_NONE,
  DWMSBT_MAINWINDOW,
  DWMSBT_TRANSIENTWINDOW,
  DWMSBT_TABBEDWINDOW
} ;

Constants

 
DWMSBT_AUTO
The default. Let the Desktop Window Manager (DWM) automatically decide the system-drawn backdrop material for this window.
DWMSBT_NONE
Don't draw any system backdrop.
DWMSBT_MAINWINDOW
Draw the backdrop material effect corresponding to a long-lived window.
DWMSBT_TRANSIENTWINDOW
Draw the backdrop material effect corresponding to a transient window.
DWMSBT_TABBEDWINDOW
Draw the backdrop material effect corresponding to a window with a tabbed title bar.

Requirements

   
Minimum supported client Windows 11 Build 22621
Header dwmapi.h