257 lines
8.3 KiB
Go
257 lines
8.3 KiB
Go
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// Copyright 2010-2012 The W32 Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build windows
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package w32
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import (
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"fmt"
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"syscall"
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"unsafe"
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)
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// DEFINED IN THE DWM API BUT NOT IMPLEMENTED BY MS:
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// DwmAttachMilContent
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// DwmDetachMilContent
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// DwmEnableComposition
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// DwmGetGraphicsStreamClient
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// DwmGetGraphicsStreamTransformHint
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var (
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moddwmapi = syscall.NewLazyDLL("dwmapi.dll")
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procDwmDefWindowProc = moddwmapi.NewProc("DwmDefWindowProc")
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procDwmEnableBlurBehindWindow = moddwmapi.NewProc("DwmEnableBlurBehindWindow")
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procDwmEnableMMCSS = moddwmapi.NewProc("DwmEnableMMCSS")
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procDwmExtendFrameIntoClientArea = moddwmapi.NewProc("DwmExtendFrameIntoClientArea")
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procDwmFlush = moddwmapi.NewProc("DwmFlush")
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procDwmGetColorizationColor = moddwmapi.NewProc("DwmGetColorizationColor")
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procDwmGetCompositionTimingInfo = moddwmapi.NewProc("DwmGetCompositionTimingInfo")
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procDwmGetTransportAttributes = moddwmapi.NewProc("DwmGetTransportAttributes")
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procDwmGetWindowAttribute = moddwmapi.NewProc("DwmGetWindowAttribute")
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procDwmInvalidateIconicBitmaps = moddwmapi.NewProc("DwmInvalidateIconicBitmaps")
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procDwmIsCompositionEnabled = moddwmapi.NewProc("DwmIsCompositionEnabled")
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procDwmModifyPreviousDxFrameDuration = moddwmapi.NewProc("DwmModifyPreviousDxFrameDuration")
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procDwmQueryThumbnailSourceSize = moddwmapi.NewProc("DwmQueryThumbnailSourceSize")
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procDwmRegisterThumbnail = moddwmapi.NewProc("DwmRegisterThumbnail")
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procDwmRenderGesture = moddwmapi.NewProc("DwmRenderGesture")
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procDwmSetDxFrameDuration = moddwmapi.NewProc("DwmSetDxFrameDuration")
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procDwmSetIconicLivePreviewBitmap = moddwmapi.NewProc("DwmSetIconicLivePreviewBitmap")
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procDwmSetIconicThumbnail = moddwmapi.NewProc("DwmSetIconicThumbnail")
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procDwmSetPresentParameters = moddwmapi.NewProc("DwmSetPresentParameters")
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procDwmSetWindowAttribute = moddwmapi.NewProc("DwmSetWindowAttribute")
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procDwmShowContact = moddwmapi.NewProc("DwmShowContact")
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procDwmTetherContact = moddwmapi.NewProc("DwmTetherContact")
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procDwmTransitionOwnedWindow = moddwmapi.NewProc("DwmTransitionOwnedWindow")
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procDwmUnregisterThumbnail = moddwmapi.NewProc("DwmUnregisterThumbnail")
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procDwmUpdateThumbnailProperties = moddwmapi.NewProc("DwmUpdateThumbnailProperties")
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)
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func DwmDefWindowProc(hWnd HWND, msg uint, wParam, lParam uintptr) (bool, uint) {
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var result uint
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ret, _, _ := procDwmDefWindowProc.Call(
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uintptr(hWnd),
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uintptr(msg),
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wParam,
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lParam,
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uintptr(unsafe.Pointer(&result)))
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return ret != 0, result
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}
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func DwmEnableBlurBehindWindow(hWnd HWND, pBlurBehind *DWM_BLURBEHIND) HRESULT {
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ret, _, _ := procDwmEnableBlurBehindWindow.Call(
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uintptr(hWnd),
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uintptr(unsafe.Pointer(pBlurBehind)))
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return HRESULT(ret)
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}
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func DwmEnableMMCSS(fEnableMMCSS bool) HRESULT {
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ret, _, _ := procDwmEnableMMCSS.Call(
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uintptr(BoolToBOOL(fEnableMMCSS)))
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return HRESULT(ret)
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}
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func DwmExtendFrameIntoClientArea(hWnd HWND, pMarInset *MARGINS) HRESULT {
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ret, _, _ := procDwmExtendFrameIntoClientArea.Call(
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uintptr(hWnd),
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uintptr(unsafe.Pointer(pMarInset)))
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return HRESULT(ret)
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}
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func DwmFlush() HRESULT {
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ret, _, _ := procDwmFlush.Call()
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return HRESULT(ret)
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}
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func DwmGetColorizationColor(pcrColorization *uint32, pfOpaqueBlend *BOOL) HRESULT {
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ret, _, _ := procDwmGetColorizationColor.Call(
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uintptr(unsafe.Pointer(pcrColorization)),
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uintptr(unsafe.Pointer(pfOpaqueBlend)))
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return HRESULT(ret)
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}
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func DwmGetCompositionTimingInfo(hWnd HWND, pTimingInfo *DWM_TIMING_INFO) HRESULT {
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ret, _, _ := procDwmGetCompositionTimingInfo.Call(
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uintptr(hWnd),
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uintptr(unsafe.Pointer(pTimingInfo)))
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return HRESULT(ret)
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}
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func DwmGetTransportAttributes(pfIsRemoting *BOOL, pfIsConnected *BOOL, pDwGeneration *uint32) HRESULT {
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ret, _, _ := procDwmGetTransportAttributes.Call(
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uintptr(unsafe.Pointer(pfIsRemoting)),
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uintptr(unsafe.Pointer(pfIsConnected)),
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uintptr(unsafe.Pointer(pDwGeneration)))
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return HRESULT(ret)
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}
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// TODO: verify handling of variable arguments
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func DwmGetWindowAttribute(hWnd HWND, dwAttribute uint32) (pAttribute interface{}, result HRESULT) {
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var pvAttribute, pvAttrSize uintptr
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switch dwAttribute {
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case DWMWA_NCRENDERING_ENABLED:
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v := new(BOOL)
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pAttribute = v
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pvAttribute = uintptr(unsafe.Pointer(v))
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pvAttrSize = unsafe.Sizeof(*v)
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case DWMWA_CAPTION_BUTTON_BOUNDS, DWMWA_EXTENDED_FRAME_BOUNDS:
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v := new(RECT)
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pAttribute = v
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pvAttribute = uintptr(unsafe.Pointer(v))
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pvAttrSize = unsafe.Sizeof(*v)
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case DWMWA_CLOAKED:
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panic(fmt.Sprintf("DwmGetWindowAttribute(%d) is not currently supported.", dwAttribute))
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default:
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panic(fmt.Sprintf("DwmGetWindowAttribute(%d) is not valid.", dwAttribute))
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}
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ret, _, _ := procDwmGetWindowAttribute.Call(
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uintptr(hWnd),
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uintptr(dwAttribute),
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pvAttribute,
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pvAttrSize)
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result = HRESULT(ret)
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return
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}
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func DwmInvalidateIconicBitmaps(hWnd HWND) HRESULT {
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ret, _, _ := procDwmInvalidateIconicBitmaps.Call(
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uintptr(hWnd))
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return HRESULT(ret)
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}
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func DwmIsCompositionEnabled(pfEnabled *BOOL) HRESULT {
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ret, _, _ := procDwmIsCompositionEnabled.Call(
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uintptr(unsafe.Pointer(pfEnabled)))
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return HRESULT(ret)
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}
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func DwmModifyPreviousDxFrameDuration(hWnd HWND, cRefreshes int, fRelative bool) HRESULT {
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ret, _, _ := procDwmModifyPreviousDxFrameDuration.Call(
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uintptr(hWnd),
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uintptr(cRefreshes),
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uintptr(BoolToBOOL(fRelative)))
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return HRESULT(ret)
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}
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func DwmQueryThumbnailSourceSize(hThumbnail HTHUMBNAIL, pSize *SIZE) HRESULT {
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ret, _, _ := procDwmQueryThumbnailSourceSize.Call(
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uintptr(hThumbnail),
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uintptr(unsafe.Pointer(pSize)))
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return HRESULT(ret)
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}
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func DwmRegisterThumbnail(hWndDestination HWND, hWndSource HWND, phThumbnailId *HTHUMBNAIL) HRESULT {
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ret, _, _ := procDwmRegisterThumbnail.Call(
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uintptr(hWndDestination),
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uintptr(hWndSource),
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uintptr(unsafe.Pointer(phThumbnailId)))
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return HRESULT(ret)
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}
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func DwmRenderGesture(gt GESTURE_TYPE, cContacts uint, pdwPointerID *uint32, pPoints *POINT) {
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procDwmRenderGesture.Call(
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uintptr(gt),
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uintptr(cContacts),
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uintptr(unsafe.Pointer(pdwPointerID)),
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uintptr(unsafe.Pointer(pPoints)))
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return
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}
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func DwmSetDxFrameDuration(hWnd HWND, cRefreshes int) HRESULT {
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ret, _, _ := procDwmSetDxFrameDuration.Call(
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uintptr(hWnd),
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uintptr(cRefreshes))
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return HRESULT(ret)
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}
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func DwmSetIconicLivePreviewBitmap(hWnd HWND, hbmp HBITMAP, pptClient *POINT, dwSITFlags uint32) HRESULT {
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ret, _, _ := procDwmSetIconicLivePreviewBitmap.Call(
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uintptr(hWnd),
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uintptr(hbmp),
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uintptr(unsafe.Pointer(pptClient)),
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uintptr(dwSITFlags))
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return HRESULT(ret)
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}
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func DwmSetIconicThumbnail(hWnd HWND, hbmp HBITMAP, dwSITFlags uint32) HRESULT {
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ret, _, _ := procDwmSetIconicThumbnail.Call(
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uintptr(hWnd),
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uintptr(hbmp),
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uintptr(dwSITFlags))
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return HRESULT(ret)
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}
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func DwmSetPresentParameters(hWnd HWND, pPresentParams *DWM_PRESENT_PARAMETERS) HRESULT {
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ret, _, _ := procDwmSetPresentParameters.Call(
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uintptr(hWnd),
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uintptr(unsafe.Pointer(pPresentParams)))
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return HRESULT(ret)
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}
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func DwmSetWindowAttribute(hWnd HWND, dwAttribute uint32, pvAttribute LPCVOID, cbAttribute uint32) HRESULT {
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ret, _, _ := procDwmSetWindowAttribute.Call(
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uintptr(hWnd),
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uintptr(dwAttribute),
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uintptr(pvAttribute),
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uintptr(cbAttribute))
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return HRESULT(ret)
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}
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func DwmShowContact(dwPointerID uint32, eShowContact DWM_SHOWCONTACT) {
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procDwmShowContact.Call(
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uintptr(dwPointerID),
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uintptr(eShowContact))
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return
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}
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func DwmTetherContact(dwPointerID uint32, fEnable bool, ptTether POINT) {
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procDwmTetherContact.Call(
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uintptr(dwPointerID),
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uintptr(BoolToBOOL(fEnable)),
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uintptr(unsafe.Pointer(&ptTether)))
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return
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}
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func DwmTransitionOwnedWindow(hWnd HWND, target DWMTRANSITION_OWNEDWINDOW_TARGET) {
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procDwmTransitionOwnedWindow.Call(
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uintptr(hWnd),
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uintptr(target))
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return
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}
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func DwmUnregisterThumbnail(hThumbnailId HTHUMBNAIL) HRESULT {
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ret, _, _ := procDwmUnregisterThumbnail.Call(
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uintptr(hThumbnailId))
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return HRESULT(ret)
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}
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func DwmUpdateThumbnailProperties(hThumbnailId HTHUMBNAIL, ptnProperties *DWM_THUMBNAIL_PROPERTIES) HRESULT {
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ret, _, _ := procDwmUpdateThumbnailProperties.Call(
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uintptr(hThumbnailId),
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uintptr(unsafe.Pointer(ptnProperties)))
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return HRESULT(ret)
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}
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