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This section contains information about the constants and enumerations used in the Desktop Window Manager (DWM) APIs.
In this section
| Topic | Description |
|---|---|
| DWM Blur Behind Constants | Flags used by the DWM_BLURBEHIND structure to indicate which of its members contain valid information. |
| DWM Enable Composition Constants | Flags used by the DwmEnableComposition function to change the state of DWM composition. |
| DWM_SOURCE_FRAME_SAMPLING | Flags used by the DwmSetPresentParameters function to specify the frame sampling type. |
| DWM_TAB_WINDOW_REQUIREMENTS | Returned by DwmGetUnmetTabRequirements to indicate the requirements needed for a window to put tabs in the application title bar. |
| DWM_TNP Constants | Flags used by the DWM_THUMBNAIL_PROPERTIES structure to indicate which of its members contain valid information. |
| DWMFLIP3DWINDOWPOLICY | Flags used by the DwmSetWindowAttribute function to specify the Flip3D window policy. |
| DWMNCRENDERINGPOLICY | Flags used by the DwmSetWindowAttribute function to specify the non-client area rendering policy. |
| DWM_SYSTEMBACKDROP_TYPE | Flags for specifying the system-drawn backdrop material of a window, including behind the non-client area. |
| DWMTRANSITION_OWNEDWINDOW_TARGET | Identifies the target. |
| DWMWINDOWATTRIBUTE | Flags used by the DwmGetWindowAttribute and DwmSetWindowAttribute functions to specify window attributes for non-client rendering. |
| GESTURE_TYPE | Identifies the gesture type specified in DwmRenderGesture. |
| WINDOWCOMPOSITIONATTRIB | Specifies options used by the WINDOWCOMPOSITIONATTRIBDATA structure. |