
DwmSetDxFrameDuration is no longer supported.

Sets the number of monitor refreshes through which to display the presented frame. Notifies Desktop Window Manager (DWM) that a touch contact has been recognized as a gesture, and that DWM should draw feedback for that gesture. Retrieves the source size of the Desktop Window Manager (DWM) thumbnail.Ĭreates a Desktop Window Manager (DWM) thumbnail relationship between the destination and source windows. Starting with Windows 8.1, calls to DwmModifyPreviousDxFrameDuration always return E_NOTIMPL.

DwmModifyPreviousDxFrameDuration is no longer supported. Applications on machines running Windows 7 or earlier can listen for composition state changes by handling the WM_DWMCOMPOSITIONCHANGED notification.Ĭhanges the number of monitor refreshes through which the previous frame will be displayed. Obtains a value that indicates whether Desktop Window Manager (DWM) composition is enabled. Retrieves the current value of a specified Desktop Window Manager (DWM) attribute applied to a window.Ĭalled by an application to indicate that all previously provided iconic bitmaps from a window, both thumbnails and peek representations, should be refreshed. This function was part of an experimental feature that was never implemented in Windows. Retrieves the current composition timing information for a specified window. Retrieves the current color used for Desktop Window Manager (DWM) glass composition. This compensates for very complex scenes or calling processes with very low priority. Issues a flush call that blocks the caller until the next present, when all of the Microsoft DirectX surface updates that are currently outstanding have been made. Notifies the Desktop Window Manager (DWM) to opt in to or out of Multimedia Class Schedule Service (MMCSS) scheduling while the calling process is alive.Įxtends the window frame into the client area.

(DwmDetachMilContent)Įnables the blur effect on a specified window.Įnables or disables Desktop Window Manager (DWM) composition. (DwmAttachMilContent)ĭefault window procedure for Desktop Window Manager (DWM) hit testing within the non-client area. For more information, see:ĭwmapi.h contains the following programming interfaces: Functions

This header is used by Desktop Window Manager (DWM).
