windows: add DWM window attribute related syscalls
https://docs.microsoft.com/en-us/windows/win32/api/dwmapi/nf-dwmapi-dwmgetwindowattribute
https://docs.microsoft.com/en-us/windows/win32/api/dwmapi/nf-dwmapi-dwmsetwindowattribute
Change-Id: I96a68f91f745601e93c0cc21cc4f1f4c5e7d8b9e
GitHub-Last-Rev: bdbe2ccb22d4c680511fcacc022ce1e13c445828
GitHub-Pull-Request: golang/sys#123
Reviewed-on: https://go-review.googlesource.com/c/sys/+/399135
Reviewed-by: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Benny Siegert <bsiegert@gmail.com>
Run-TryBot: Benny Siegert <bsiegert@gmail.com>
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>
diff --git a/windows/syscall_windows.go b/windows/syscall_windows.go
index 29737b2..3f2cbb6 100644
--- a/windows/syscall_windows.go
+++ b/windows/syscall_windows.go
@@ -442,6 +442,10 @@
//sys RtlAddFunctionTable(functionTable *RUNTIME_FUNCTION, entryCount uint32, baseAddress uintptr) (ret bool) = ntdll.RtlAddFunctionTable
//sys RtlDeleteFunctionTable(functionTable *RUNTIME_FUNCTION) (ret bool) = ntdll.RtlDeleteFunctionTable
+// Desktop Window Manager API (Dwmapi)
+//sys DwmGetWindowAttribute(hwnd HWND, attribute uint32, value unsafe.Pointer, size uint32) (ret error) = dwmapi.DwmGetWindowAttribute
+//sys DwmSetWindowAttribute(hwnd HWND, attribute uint32, value unsafe.Pointer, size uint32) (ret error) = dwmapi.DwmSetWindowAttribute
+
// syscall interface implementation for other packages
// GetCurrentProcess returns the handle for the current process.
diff --git a/windows/types_windows.go b/windows/types_windows.go
index ef489f5..0c4add9 100644
--- a/windows/types_windows.go
+++ b/windows/types_windows.go
@@ -3232,3 +3232,29 @@
CaretHandle HWND
CaretRect Rect
}
+
+const (
+ DWMWA_NCRENDERING_ENABLED = 1
+ DWMWA_NCRENDERING_POLICY = 2
+ DWMWA_TRANSITIONS_FORCEDISABLED = 3
+ DWMWA_ALLOW_NCPAINT = 4
+ DWMWA_CAPTION_BUTTON_BOUNDS = 5
+ DWMWA_NONCLIENT_RTL_LAYOUT = 6
+ DWMWA_FORCE_ICONIC_REPRESENTATION = 7
+ DWMWA_FLIP3D_POLICY = 8
+ DWMWA_EXTENDED_FRAME_BOUNDS = 9
+ DWMWA_HAS_ICONIC_BITMAP = 10
+ DWMWA_DISALLOW_PEEK = 11
+ DWMWA_EXCLUDED_FROM_PEEK = 12
+ DWMWA_CLOAK = 13
+ DWMWA_CLOAKED = 14
+ DWMWA_FREEZE_REPRESENTATION = 15
+ DWMWA_PASSIVE_UPDATE_MODE = 16
+ DWMWA_USE_HOSTBACKDROPBRUSH = 17
+ DWMWA_USE_IMMERSIVE_DARK_MODE = 20
+ DWMWA_WINDOW_CORNER_PREFERENCE = 33
+ DWMWA_BORDER_COLOR = 34
+ DWMWA_CAPTION_COLOR = 35
+ DWMWA_TEXT_COLOR = 36
+ DWMWA_VISIBLE_FRAME_BORDER_THICKNESS = 37
+)
diff --git a/windows/zsyscall_windows.go b/windows/zsyscall_windows.go
index 6c6f27b..96ba855 100644
--- a/windows/zsyscall_windows.go
+++ b/windows/zsyscall_windows.go
@@ -40,6 +40,7 @@
modadvapi32 = NewLazySystemDLL("advapi32.dll")
modcrypt32 = NewLazySystemDLL("crypt32.dll")
moddnsapi = NewLazySystemDLL("dnsapi.dll")
+ moddwmapi = NewLazySystemDLL("dwmapi.dll")
modiphlpapi = NewLazySystemDLL("iphlpapi.dll")
modkernel32 = NewLazySystemDLL("kernel32.dll")
modmswsock = NewLazySystemDLL("mswsock.dll")
@@ -175,6 +176,8 @@
procDnsNameCompare_W = moddnsapi.NewProc("DnsNameCompare_W")
procDnsQuery_W = moddnsapi.NewProc("DnsQuery_W")
procDnsRecordListFree = moddnsapi.NewProc("DnsRecordListFree")
+ procDwmGetWindowAttribute = moddwmapi.NewProc("DwmGetWindowAttribute")
+ procDwmSetWindowAttribute = moddwmapi.NewProc("DwmSetWindowAttribute")
procGetAdaptersAddresses = modiphlpapi.NewProc("GetAdaptersAddresses")
procGetAdaptersInfo = modiphlpapi.NewProc("GetAdaptersInfo")
procGetBestInterfaceEx = modiphlpapi.NewProc("GetBestInterfaceEx")
@@ -1534,6 +1537,22 @@
return
}
+func DwmGetWindowAttribute(hwnd HWND, attribute uint32, value unsafe.Pointer, size uint32) (ret error) {
+ r0, _, _ := syscall.Syscall6(procDwmGetWindowAttribute.Addr(), 4, uintptr(hwnd), uintptr(attribute), uintptr(value), uintptr(size), 0, 0)
+ if r0 != 0 {
+ ret = syscall.Errno(r0)
+ }
+ return
+}
+
+func DwmSetWindowAttribute(hwnd HWND, attribute uint32, value unsafe.Pointer, size uint32) (ret error) {
+ r0, _, _ := syscall.Syscall6(procDwmSetWindowAttribute.Addr(), 4, uintptr(hwnd), uintptr(attribute), uintptr(value), uintptr(size), 0, 0)
+ if r0 != 0 {
+ ret = syscall.Errno(r0)
+ }
+ return
+}
+
func GetAdaptersAddresses(family uint32, flags uint32, reserved uintptr, adapterAddresses *IpAdapterAddresses, sizePointer *uint32) (errcode error) {
r0, _, _ := syscall.Syscall6(procGetAdaptersAddresses.Addr(), 5, uintptr(family), uintptr(flags), uintptr(reserved), uintptr(unsafe.Pointer(adapterAddresses)), uintptr(unsafe.Pointer(sizePointer)), 0)
if r0 != 0 {