func (device Device) GetPredefinedGuidAndPathProperty(
prop, obj, how int,
) (
guid GUID,
path string,
err error,
) {
var cProp C.DIPROPGUIDANDPATH
cProp.diph.dwSize = C.sizeof_DIPROPGUIDANDPATH
cProp.diph.dwHeaderSize = C.sizeof_DIPROPHEADER
cProp.diph.dwObj = C.DWORD(obj)
cProp.diph.dwHow = C.DWORD(how)
err = toGetPropError(C.IDirectInputDevice8GetPredefinedProperty(
device.handle,
unsafe.Pointer(uintptr(prop)),
&cProp.diph,
))
guid.fromC(&cProp.guidClass)
var buf [maxPath]uint16
length := 0
for ; length < maxPath; length++ {
buf[length] = uint16(cProp.wszPath[length])
if cProp.wszPath[length] == 0 {
break
}
}
path = syscall.UTF16ToString(buf[:length])
return
}
func (device Device) GetPredefinedStringProperty(
prop, obj, how int,
) (
value string,
err error,
) {
var cProp C.DIPROPSTRING
cProp.diph.dwSize = C.sizeof_DIPROPSTRING
cProp.diph.dwHeaderSize = C.sizeof_DIPROPHEADER
cProp.diph.dwObj = C.DWORD(obj)
cProp.diph.dwHow = C.DWORD(how)
err = toGetPropError(C.IDirectInputDevice8GetPredefinedProperty(
device.handle,
unsafe.Pointer(uintptr(prop)),
&cProp.diph,
))
var buf [maxPath]uint16
length := 0
for ; length < maxPath; length++ {
buf[length] = uint16(cProp.wsz[length])
if cProp.wsz[length] == 0 {
break
}
}
value = syscall.UTF16ToString(buf[:length])
return
}
func (device Device) GetPredefinedRangeProperty(
prop, obj, how int,
) (
min, max int,
err error,
) {
var cProp C.DIPROPRANGE
cProp.diph.dwSize = C.sizeof_DIPROPRANGE
cProp.diph.dwHeaderSize = C.sizeof_DIPROPHEADER
cProp.diph.dwObj = C.DWORD(obj)
cProp.diph.dwHow = C.DWORD(how)
err = toGetPropError(C.IDirectInputDevice8GetPredefinedProperty(
device.handle,
unsafe.Pointer(uintptr(prop)),
&cProp.diph,
))
min, max = int(cProp.lMin), int(cProp.lMax)
return
}
func (device Device) GetPredefinedPointerProperty(
prop, obj, how int,
) (
value uintptr,
err error,
) {
var cProp C.DIPROPPOINTER
cProp.diph.dwSize = C.sizeof_DIPROPPOINTER
cProp.diph.dwHeaderSize = C.sizeof_DIPROPHEADER
cProp.diph.dwObj = C.DWORD(obj)
cProp.diph.dwHow = C.DWORD(how)
err = toGetPropError(C.IDirectInputDevice8GetPredefinedProperty(
device.handle,
unsafe.Pointer(uintptr(prop)),
&cProp.diph,
))
value = uintptr(cProp.uData)
return
}