dwmapi.go: add definitions for various DWM APIs

Updates tailscale/walk#85

Signed-off-by: Aaron Klotz <[email protected]>

dwmapi.go

@@ -0,0 +1,116 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
+//go:build windows
+// +build windows
+
+package win
+
+import "golang.org/x/sys/windows"
+
+type DWMWINDOWATTRIBUTE uint32
+
+const (
+	DWMWA_NCRENDERING_ENABLED            DWMWINDOWATTRIBUTE = 1
+	DWMWA_NCRENDERING_POLICY             DWMWINDOWATTRIBUTE = 2
+	DWMWA_TRANSITIONS_FORCEDISABLED      DWMWINDOWATTRIBUTE = 3
+	DWMWA_ALLOW_NCPAINT                  DWMWINDOWATTRIBUTE = 4
+	DWMWA_CAPTION_BUTTON_BOUNDS          DWMWINDOWATTRIBUTE = 5
+	DWMWA_NONCLIENT_RTL_LAYOUT           DWMWINDOWATTRIBUTE = 6
+	DWMWA_FORCE_ICONIC_REPRESENTATION    DWMWINDOWATTRIBUTE = 7
+	DWMWA_FLIP3D_POLICY                  DWMWINDOWATTRIBUTE = 8
+	DWMWA_EXTENDED_FRAME_BOUNDS          DWMWINDOWATTRIBUTE = 9
+	DWMWA_HAS_ICONIC_BITMAP              DWMWINDOWATTRIBUTE = 10
+	DWMWA_DISALLOW_PEEK                  DWMWINDOWATTRIBUTE = 11
+	DWMWA_EXCLUDED_FROM_PEEK             DWMWINDOWATTRIBUTE = 12
+	DWMWA_CLOAK                          DWMWINDOWATTRIBUTE = 13
+	DWMWA_CLOAKED                        DWMWINDOWATTRIBUTE = 14
+	DWMWA_FREEZE_REPRESENTATION          DWMWINDOWATTRIBUTE = 15
+	DWMWA_PASSIVE_UPDATE_MODE            DWMWINDOWATTRIBUTE = 16
+	DWMWA_USE_HOSTBACKDROPBRUSH          DWMWINDOWATTRIBUTE = 17
+	DWMWA_USE_IMMERSIVE_DARK_MODE        DWMWINDOWATTRIBUTE = 20
+	DWMWA_WINDOW_CORNER_PREFERENCE       DWMWINDOWATTRIBUTE = 33
+	DWMWA_BORDER_COLOR                   DWMWINDOWATTRIBUTE = 34
+	DWMWA_CAPTION_COLOR                  DWMWINDOWATTRIBUTE = 35
+	DWMWA_TEXT_COLOR                     DWMWINDOWATTRIBUTE = 36
+	DWMWA_VISIBLE_FRAME_BORDER_THICKNESS DWMWINDOWATTRIBUTE = 37
+	DWMWA_SYSTEMBACKDROP_TYPE            DWMWINDOWATTRIBUTE = 38
+)
+
+const (
+	DWM_CLOAKED_APP       uint32 = 0x00000001
+	DWM_CLOAKED_SHELL     uint32 = 0x00000002
+	DWM_CLOAKED_INHERITED uint32 = 0x00000004
+)
+
+const (
+	DWMWA_COLOR_NONE    uint32 = 0xFFFFFFFE
+	DWMWA_COLOR_DEFAULT uint32 = 0xFFFFFFFF
+)
+
+type DWMNCRENDERINGPOLICY int32
+
+const (
+	DWMNCRP_USEWINDOWSTYLE DWMNCRENDERINGPOLICY = 0
+	DWMNCRP_DISABLED       DWMNCRENDERINGPOLICY = 1
+	DWMNCRP_ENABLED        DWMNCRENDERINGPOLICY = 2
+)
+
+type DWMFLIP3DWINDOWPOLICY int32
+
+const (
+	DWMFLIP3D_DEFAULT      DWMFLIP3DWINDOWPOLICY = 0
+	DWMFLIP3D_EXCLUDEBELOW DWMFLIP3DWINDOWPOLICY = 1
+	DWMFLIP3D_EXCLUDEABOVE DWMFLIP3DWINDOWPOLICY = 2
+)
+
+type DWM_WINDOW_CORNER_PREFERENCE int32
+
+const (
+	DWMWCP_DEFAULT    DWM_WINDOW_CORNER_PREFERENCE = 0
+	DWMWCP_DONOTROUND DWM_WINDOW_CORNER_PREFERENCE = 1
+	DWMWCP_ROUND      DWM_WINDOW_CORNER_PREFERENCE = 2
+	DWMWCP_ROUNDSMALL DWM_WINDOW_CORNER_PREFERENCE = 3
+)
+
+type DWM_SYSTEMBACKDROP_TYPE int32
+
+const (
+	DWMSBT_AUTO            DWM_SYSTEMBACKDROP_TYPE = 0
+	DWMSBT_NONE            DWM_SYSTEMBACKDROP_TYPE = 1
+	DWMSBT_MAINWINDOW      DWM_SYSTEMBACKDROP_TYPE = 2
+	DWMSBT_TRANSIENTWINDOW DWM_SYSTEMBACKDROP_TYPE = 3
+	DWMSBT_TABBEDWINDOW    DWM_SYSTEMBACKDROP_TYPE = 4
+)
+
+type HTHUMBNAIL windows.Handle
+
+const (
+	DWM_TNP_RECTDESTINATION      = 0x00000001
+	DWM_TNP_RECTSOURCE           = 0x00000002
+	DWM_TNP_OPACITY              = 0x00000004
+	DWM_TNP_VISIBLE              = 0x00000008
+	DWM_TNP_SOURCECLIENTAREAONLY = 0x00000010
+)
+
+type DWM_THUMBNAIL_PROPERTIES struct {
+	Flags                 uint32
+	RcDestination         RECT
+	RcSource              RECT
+	Opacity               byte
+	FVisible              BOOL
+	FSourceClientAreaOnly BOOL
+}
+
+const DWM_SIT_DISPLAYFRAME = 0x00000001
+
+//sys DwmExtendFrameIntoClientArea(hwnd HWND, inset *MARGINS) (ret HRESULT) = dwmapi.DwmExtendFrameIntoClientArea
+//sys DwmGetWindowAttribute(hwnd HWND, attribute DWMWINDOWATTRIBUTE, attrVal unsafe.Pointer, attrValLen uint32) (ret HRESULT) = dwmapi.DwmGetWindowAttribute
+//sys DwmInvalidateIconicBitmaps(hwnd HWND) (ret HRESULT) = dwmapi.DwmInvalidateIconicBitmaps
+//sys DwmQueryThumbnailSourceSize(thumbnail HTHUMBNAIL, size *SIZE) (ret HRESULT) = dwmapi.DwmQueryThumbnailSourceSize
+//sys DwmRegisterThumbnail(hwndDest HWND, hwndSrc HWND, handle *HTHUMBNAIL) (ret HRESULT) = dwmapi.DwmRegisterThumbnail
+//sys DwmSetIconicLivePreviewBitmap(hwnd HWND, hbmp HBITMAP, clientRegionOffset *POINT, flags uint32) (ret HRESULT) = dwmapi.DwmSetIconicLivePreviewBitmap
+//sys DwmSetIconicThumbnail(hwnd HWND, hbmp HBITMAP, flags uint32) (ret HRESULT) = dwmapi.DwmSetIconicThumbnail
+//sys DwmSetWindowAttribute(hwnd HWND, attribute DWMWINDOWATTRIBUTE, attrVal unsafe.Pointer, attrValLen uint32) (ret HRESULT) = dwmapi.DwmSetWindowAttribute
+//sys DwmUpdateThumbnailProperties(thumbnail HTHUMBNAIL, props *DWM_THUMBNAIL_PROPERTIES) (ret HRESULT) = dwmapi.DwmUpdateThumbnailProperties
+//sys DwmUnregisterThumbnail(thumbnail HTHUMBNAIL) (ret HRESULT) = dwmapi.DwmUnregisterThumbnail

mksyscall.go

@@ -4,5 +4,5 @@
 
 package win
 
-//go:generate go run golang.org/x/sys/windows/mkwinsyscall -output zsyscall_windows.go comctl32.go gdiplus.go kernel32.go user32.go uxtheme.go
+//go:generate go run golang.org/x/sys/windows/mkwinsyscall -output zsyscall_windows.go comctl32.go dwmapi.go gdiplus.go kernel32.go user32.go uxtheme.go
 //go:generate go run golang.org/x/tools/cmd/goimports -w zsyscall_windows.go