ShellExecuteExA

関数

指定したファイルやプログラムをシェル経由で実行する。

DLLSHELL32.dll文字セットANSI (-A)呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

// SHELL32.dll  (ANSI / -A)
#include <windows.h>

BOOL ShellExecuteExA(
    SHELLEXECUTEINFOA* pExecInfo
);

パラメーター

名前	型	方向
pExecInfo	SHELLEXECUTEINFOA*	inout

戻り値の型: BOOL

各言語での呼び出し定義

// SHELL32.dll  (ANSI / -A)
#include <windows.h>

BOOL ShellExecuteExA(
    SHELLEXECUTEINFOA* pExecInfo
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SHELL32.dll", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
static extern bool ShellExecuteExA(
    IntPtr pExecInfo   // SHELLEXECUTEINFOA* in/out
);

<DllImport("SHELL32.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function ShellExecuteExA(
    pExecInfo As IntPtr   ' SHELLEXECUTEINFOA* in/out
) As Boolean
End Function

' pExecInfo : SHELLEXECUTEINFOA* in/out
Declare PtrSafe Function ShellExecuteExA Lib "shell32" ( _
    ByVal pExecInfo As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ShellExecuteExA = ctypes.windll.shell32.ShellExecuteExA
ShellExecuteExA.restype = wintypes.BOOL
ShellExecuteExA.argtypes = [
    ctypes.c_void_p,  # pExecInfo : SHELLEXECUTEINFOA* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHELL32.dll')
ShellExecuteExA = Fiddle::Function.new(
  lib['ShellExecuteExA'],
  [
    Fiddle::TYPE_VOIDP,  # pExecInfo : SHELLEXECUTEINFOA* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "shell32")]
extern "system" {
    fn ShellExecuteExA(
        pExecInfo: *mut SHELLEXECUTEINFOA  // SHELLEXECUTEINFOA* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SHELL32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern bool ShellExecuteExA(IntPtr pExecInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHELL32_ShellExecuteExA' -Namespace Win32 -PassThru
# $api::ShellExecuteExA(pExecInfo)

#uselib "SHELL32.dll"
#func global ShellExecuteExA "ShellExecuteExA" sptr
; ShellExecuteExA varptr(pExecInfo)   ; 戻り値は stat
; pExecInfo : SHELLEXECUTEINFOA* in/out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

出力引数:

#uselib "SHELL32.dll"
#cfunc global ShellExecuteExA "ShellExecuteExA" var
; res = ShellExecuteExA(pExecInfo)
; pExecInfo : SHELLEXECUTEINFOA* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。#uselib "SHELL32.dll"
#cfunc global ShellExecuteExA "ShellExecuteExA" sptr
; res = ShellExecuteExA(varptr(pExecInfo))
; pExecInfo : SHELLEXECUTEINFOA* in/out -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; BOOL ShellExecuteExA(SHELLEXECUTEINFOA* pExecInfo)
#uselib "SHELL32.dll"
#cfunc global ShellExecuteExA "ShellExecuteExA" var
; res = ShellExecuteExA(pExecInfo)
; pExecInfo : SHELLEXECUTEINFOA* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。; BOOL ShellExecuteExA(SHELLEXECUTEINFOA* pExecInfo)
#uselib "SHELL32.dll"
#cfunc global ShellExecuteExA "ShellExecuteExA" intptr
; res = ShellExecuteExA(varptr(pExecInfo))
; pExecInfo : SHELLEXECUTEINFOA* in/out -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	shell32 = windows.NewLazySystemDLL("SHELL32.dll")
	procShellExecuteExA = shell32.NewProc("ShellExecuteExA")
)

// pExecInfo (SHELLEXECUTEINFOA* in/out)
r1, _, err := procShellExecuteExA.Call(
	uintptr(pExecInfo),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function ShellExecuteExA(
  pExecInfo: Pointer   // SHELLEXECUTEINFOA* in/out
): BOOL; stdcall;
  external 'SHELL32.dll' name 'ShellExecuteExA';

result := DllCall("SHELL32\ShellExecuteExA"
    , "Ptr", pExecInfo   ; SHELLEXECUTEINFOA* in/out
    , "Int")   ; return: BOOL

●ShellExecuteExA(pExecInfo) = DLL("SHELL32.dll", "bool ShellExecuteExA(void*)")
# 呼び出し: ShellExecuteExA(pExecInfo)
# pExecInfo : SHELLEXECUTEINFOA* in/out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。