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// Copyright 2010 The win Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build windows,amd64
package win
import (
"syscall"
"unsafe"
)
// SetPropValue identifies the accessible element to be annotated, specify the property to be annotated, and provide a new value for that property.
// If server developers know the HWND of the accessible element they want to annotate, they can use one of the following methods: SetHwndPropStr, SetHwndProp, or SetHwndPropServer
func (obj *IAccPropServices) SetPropValue(idString []byte, idProp *MSAAPROPID, v *VARIANT) HRESULT {
var idStringPtr unsafe.Pointer
idStringLen := len(idString)
if idStringLen != 0 {
idStringPtr = unsafe.Pointer(&idString[0])
}
ret, _, _ := syscall.Syscall6(obj.LpVtbl.SetPropValue, 5,
uintptr(unsafe.Pointer(obj)),
uintptr(idStringPtr),
uintptr(idStringLen),
uintptr(unsafe.Pointer(idProp)),
uintptr(unsafe.Pointer(v)),
0)
return HRESULT(ret)
}
// SetHwndProp wraps SetPropValue, providing a convenient entry point for callers who are annotating HWND-based accessible elements. If the new value is a string, you can use SetHwndPropStr instead.
func (obj *IAccPropServices) SetHwndProp(hwnd HWND, idObject int32, idChild uint32, idProp *MSAAPROPID, v *VARIANT) HRESULT {
ret, _, _ := syscall.Syscall6(obj.LpVtbl.SetHwndProp, 6,
uintptr(unsafe.Pointer(obj)),
uintptr(hwnd),
uintptr(idObject),
uintptr(idChild),
uintptr(unsafe.Pointer(idProp)),
uintptr(unsafe.Pointer(v)))
return HRESULT(ret)
}
// SetHwndPropStr wraps SetPropValue, providing a more convenient entry point for callers who are annotating HWND-based accessible elements.
func (obj *IAccPropServices) SetHwndPropStr(hwnd HWND, idObject int32, idChild uint32, idProp *MSAAPROPID, str string) HRESULT {
str16, err := syscall.UTF16PtrFromString(str)
if err != nil {
return -((E_INVALIDARG ^ 0xFFFFFFFF) + 1)
}
ret, _, _ := syscall.Syscall6(obj.LpVtbl.SetHwndPropStr, 6,
uintptr(unsafe.Pointer(obj)),
uintptr(hwnd),
uintptr(idObject),
uintptr(idChild),
uintptr(unsafe.Pointer(idProp)),
uintptr(unsafe.Pointer(str16)))
return HRESULT(ret)
}
// SetHmenuProp wraps SetPropValue, providing a convenient entry point for callers who are annotating HMENU-based accessible elements. If the new value is a string, you can use IAccPropServices::SetHmenuPropStr instead.
func (obj *IAccPropServices) SetHmenuProp(hmenu HMENU, idChild uint32, idProp *MSAAPROPID, v *VARIANT) HRESULT {
ret, _, _ := syscall.Syscall6(obj.LpVtbl.SetHmenuProp, 5,
uintptr(unsafe.Pointer(obj)),
uintptr(hmenu),
uintptr(idChild),
uintptr(unsafe.Pointer(idProp)),
uintptr(unsafe.Pointer(v)),
0)
return HRESULT(ret)
}
// SetHmenuPropStr wraps SetPropValue, providing a more convenient entry point for callers who are annotating HMENU-based accessible elements.
func (obj *IAccPropServices) SetHmenuPropStr(hmenu HMENU, idChild uint32, idProp *MSAAPROPID, str string) HRESULT {
str16, err := syscall.UTF16PtrFromString(str)
if err != nil {
return -((E_INVALIDARG ^ 0xFFFFFFFF) + 1)
}
ret, _, _ := syscall.Syscall6(obj.LpVtbl.SetHmenuPropStr, 5,
uintptr(unsafe.Pointer(obj)),
uintptr(hmenu),
uintptr(idChild),
uintptr(unsafe.Pointer(idProp)),
uintptr(unsafe.Pointer(str16)),
0)
return HRESULT(ret)
}
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