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oleaut32.go
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oleaut32.go
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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
package win
import (
"syscall"
"unsafe"
)
type DISPID int32
const (
DISPID_BEFORENAVIGATE DISPID = 100
DISPID_NAVIGATECOMPLETE DISPID = 101
DISPID_STATUSTEXTCHANGE DISPID = 102
DISPID_QUIT DISPID = 103
DISPID_DOWNLOADCOMPLETE DISPID = 104
DISPID_COMMANDSTATECHANGE DISPID = 105
DISPID_DOWNLOADBEGIN DISPID = 106
DISPID_NEWWINDOW DISPID = 107
DISPID_PROGRESSCHANGE DISPID = 108
DISPID_WINDOWMOVE DISPID = 109
DISPID_WINDOWRESIZE DISPID = 110
DISPID_WINDOWACTIVATE DISPID = 111
DISPID_PROPERTYCHANGE DISPID = 112
DISPID_TITLECHANGE DISPID = 113
DISPID_TITLEICONCHANGE DISPID = 114
DISPID_FRAMEBEFORENAVIGATE DISPID = 200
DISPID_FRAMENAVIGATECOMPLETE DISPID = 201
DISPID_FRAMENEWWINDOW DISPID = 204
DISPID_BEFORENAVIGATE2 DISPID = 250
DISPID_NEWWINDOW2 DISPID = 251
DISPID_NAVIGATECOMPLETE2 DISPID = 252
DISPID_ONQUIT DISPID = 253
DISPID_ONVISIBLE DISPID = 254
DISPID_ONTOOLBAR DISPID = 255
DISPID_ONMENUBAR DISPID = 256
DISPID_ONSTATUSBAR DISPID = 257
DISPID_ONFULLSCREEN DISPID = 258
DISPID_DOCUMENTCOMPLETE DISPID = 259
DISPID_ONTHEATERMODE DISPID = 260
DISPID_ONADDRESSBAR DISPID = 261
DISPID_WINDOWSETRESIZABLE DISPID = 262
DISPID_WINDOWCLOSING DISPID = 263
DISPID_WINDOWSETLEFT DISPID = 264
DISPID_WINDOWSETTOP DISPID = 265
DISPID_WINDOWSETWIDTH DISPID = 266
DISPID_WINDOWSETHEIGHT DISPID = 267
DISPID_CLIENTTOHOSTWINDOW DISPID = 268
DISPID_SETSECURELOCKICON DISPID = 269
DISPID_FILEDOWNLOAD DISPID = 270
DISPID_NAVIGATEERROR DISPID = 271
DISPID_PRIVACYIMPACTEDSTATECHANGE DISPID = 272
)
var (
IID_IDispatch = IID{0x00020400, 0x0000, 0x0000, [8]byte{0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46}}
)
const (
DISP_E_MEMBERNOTFOUND = 0x80020003
)
type VARTYPE uint16
const (
VT_EMPTY VARTYPE = 0
VT_NULL VARTYPE = 1
VT_I2 VARTYPE = 2
VT_I4 VARTYPE = 3
VT_R4 VARTYPE = 4
VT_R8 VARTYPE = 5
VT_CY VARTYPE = 6
VT_DATE VARTYPE = 7
VT_BSTR VARTYPE = 8
VT_DISPATCH VARTYPE = 9
VT_ERROR VARTYPE = 10
VT_BOOL VARTYPE = 11
VT_VARIANT VARTYPE = 12
VT_UNKNOWN VARTYPE = 13
VT_DECIMAL VARTYPE = 14
VT_I1 VARTYPE = 16
VT_UI1 VARTYPE = 17
VT_UI2 VARTYPE = 18
VT_UI4 VARTYPE = 19
VT_I8 VARTYPE = 20
VT_UI8 VARTYPE = 21
VT_INT VARTYPE = 22
VT_UINT VARTYPE = 23
VT_VOID VARTYPE = 24
VT_HRESULT VARTYPE = 25
VT_PTR VARTYPE = 26
VT_SAFEARRAY VARTYPE = 27
VT_CARRAY VARTYPE = 28
VT_USERDEFINED VARTYPE = 29
VT_LPSTR VARTYPE = 30
VT_LPWSTR VARTYPE = 31
VT_RECORD VARTYPE = 36
VT_INT_PTR VARTYPE = 37
VT_UINT_PTR VARTYPE = 38
VT_FILETIME VARTYPE = 64
VT_BLOB VARTYPE = 65
VT_STREAM VARTYPE = 66
VT_STORAGE VARTYPE = 67
VT_STREAMED_OBJECT VARTYPE = 68
VT_STORED_OBJECT VARTYPE = 69
VT_BLOB_OBJECT VARTYPE = 70
VT_CF VARTYPE = 71
VT_CLSID VARTYPE = 72
VT_VERSIONED_STREAM VARTYPE = 73
VT_BSTR_BLOB VARTYPE = 0xfff
VT_VECTOR VARTYPE = 0x1000
VT_ARRAY VARTYPE = 0x2000
VT_BYREF VARTYPE = 0x4000
VT_RESERVED VARTYPE = 0x8000
VT_ILLEGAL VARTYPE = 0xffff
VT_ILLEGALMASKED VARTYPE = 0xfff
VT_TYPEMASK VARTYPE = 0xfff
)
type VARIANT struct {
Vt VARTYPE
reserved [14]byte
}
type VARIANTARG VARIANT
type VARIANT_BOOL int16
//type BSTR *uint16
func StringToBSTR(value string) *uint16 /*BSTR*/ {
// IMPORTANT: Don't forget to free the BSTR value when no longer needed!
return SysAllocString(value)
}
func BSTRToString(value *uint16 /*BSTR*/) string {
// ISSUE: Is this really ok?
bstrArrPtr := (*[200000000]uint16)(unsafe.Pointer(value))
bstrSlice := make([]uint16, SysStringLen(value))
copy(bstrSlice, bstrArrPtr[:])
return syscall.UTF16ToString(bstrSlice)
}
type VAR_I4 struct {
vt VARTYPE
reserved1 [6]byte
lVal int32
reserved2 [4]byte
}
func IntToVariantI4(value int32) *VAR_I4 {
return &VAR_I4{vt: VT_I4, lVal: value}
}
func VariantI4ToInt(value *VAR_I4) int32 {
return value.lVal
}
type VAR_BOOL struct {
vt VARTYPE
reserved1 [6]byte
boolVal VARIANT_BOOL
reserved2 [6]byte
}
func BoolToVariantBool(value bool) *VAR_BOOL {
return &VAR_BOOL{vt: VT_BOOL, boolVal: VARIANT_BOOL(BoolToBOOL(value))}
}
func VariantBoolToBool(value *VAR_BOOL) bool {
return value.boolVal != 0
}
func StringToVariantBSTR(value string) *VAR_BSTR {
// IMPORTANT: Don't forget to free the BSTR value when no longer needed!
return &VAR_BSTR{vt: VT_BSTR, bstrVal: StringToBSTR(value)}
}
func VariantBSTRToString(value *VAR_BSTR) string {
return BSTRToString(value.bstrVal)
}
type DISPPARAMS struct {
Rgvarg *VARIANTARG
RgdispidNamedArgs *DISPID
CArgs int32
CNamedArgs int32
}
var (
// Library
liboleaut32 uintptr
// Functions
sysAllocString uintptr
sysFreeString uintptr
sysStringLen uintptr
)
func init() {
// Library
liboleaut32 = MustLoadLibrary("oleaut32.dll")
// Functions
sysAllocString = MustGetProcAddress(liboleaut32, "SysAllocString")
sysFreeString = MustGetProcAddress(liboleaut32, "SysFreeString")
sysStringLen = MustGetProcAddress(liboleaut32, "SysStringLen")
}
func SysAllocString(s string) *uint16 /*BSTR*/ {
ret, _, _ := syscall.Syscall(sysAllocString, 1,
uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(s))),
0,
0)
return (*uint16) /*BSTR*/ (unsafe.Pointer(ret))
}
func SysFreeString(bstr *uint16 /*BSTR*/) {
syscall.Syscall(sysFreeString, 1,
uintptr(unsafe.Pointer(bstr)),
0,
0)
}
func SysStringLen(bstr *uint16 /*BSTR*/) uint32 {
ret, _, _ := syscall.Syscall(sysStringLen, 1,
uintptr(unsafe.Pointer(bstr)),
0,
0)
return uint32(ret)
}