34 lines
611 B
Go
34 lines
611 B
Go
//go:build windows
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package main
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import (
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"syscall"
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"unsafe"
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)
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const (
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MB_ICONERROR = 0x10
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MB_ICONINFORMATION = 0x40
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)
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var (
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user32 = syscall.NewLazyDLL("user32.dll")
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procMessageBoxW = user32.NewProc("MessageBoxW")
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)
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func showError(title, message string) {
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messageBox(title, message, MB_ICONERROR)
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}
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func messageBox(title, message string, flags uint) {
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titlePtr, _ := syscall.UTF16PtrFromString(title)
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messagePtr, _ := syscall.UTF16PtrFromString(message)
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procMessageBoxW.Call(
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0,
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uintptr(unsafe.Pointer(messagePtr)),
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uintptr(unsafe.Pointer(titlePtr)),
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uintptr(flags),
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)
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}
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