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https://github.com/wailsapp/wails.git
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51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
//go:build windows
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/*
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* Copyright (C) 2019 Tad Vizbaras. All Rights Reserved.
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* Copyright (C) 2010-2012 The W32 Authors. All Rights Reserved.
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*/
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package w32
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import (
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"syscall"
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"unsafe"
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)
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var (
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modoleaut32 = syscall.NewLazyDLL("oleaut32")
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procVariantInit = modoleaut32.NewProc("VariantInit")
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procSysAllocString = modoleaut32.NewProc("SysAllocString")
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procSysFreeString = modoleaut32.NewProc("SysFreeString")
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procSysStringLen = modoleaut32.NewProc("SysStringLen")
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procCreateDispTypeInfo = modoleaut32.NewProc("CreateDispTypeInfo")
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procCreateStdDispatch = modoleaut32.NewProc("CreateStdDispatch")
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)
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func VariantInit(v *VARIANT) {
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hr, _, _ := procVariantInit.Call(uintptr(unsafe.Pointer(v)))
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if hr != 0 {
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panic("Invoke VariantInit error.")
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}
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return
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}
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func SysAllocString(v string) (ss *int16) {
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pss, _, _ := procSysAllocString.Call(uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(v))))
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ss = (*int16)(unsafe.Pointer(pss))
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return
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}
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func SysFreeString(v *int16) {
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hr, _, _ := procSysFreeString.Call(uintptr(unsafe.Pointer(v)))
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if hr != 0 {
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panic("Invoke SysFreeString error.")
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}
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return
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}
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func SysStringLen(v *int16) uint {
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l, _, _ := procSysStringLen.Call(uintptr(unsafe.Pointer(v)))
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return uint(l)
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}
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