GetStockObject

関数

システム標準のストックGDIオブジェクトを取得する。

DLLGDI32.dll呼出規約winapi対応OSWindows 2000 以降

シグネチャ

// GDI32.dll
#include <windows.h>

HGDIOBJ GetStockObject(
    GET_STOCK_OBJECT_FLAGS i
);

パラメーター

名前	型	方向	説明
i	GET_STOCK_OBJECT_FLAGS	in	取得するストックオブジェクトの種類を指定する。WHITE_BRUSHやSYSTEM_FONTなど。

戻り値の型: HGDIOBJ

各言語での呼び出し定義

// GDI32.dll
#include <windows.h>

HGDIOBJ GetStockObject(
    GET_STOCK_OBJECT_FLAGS i
);

[DllImport("GDI32.dll", ExactSpelling = true)]
static extern IntPtr GetStockObject(
    int i   // GET_STOCK_OBJECT_FLAGS
);

<DllImport("GDI32.dll", ExactSpelling:=True)>
Public Shared Function GetStockObject(
    i As Integer   ' GET_STOCK_OBJECT_FLAGS
) As IntPtr
End Function

' i : GET_STOCK_OBJECT_FLAGS
Declare PtrSafe Function GetStockObject Lib "gdi32" ( _
    ByVal i As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetStockObject = ctypes.windll.gdi32.GetStockObject
GetStockObject.restype = ctypes.c_void_p
GetStockObject.argtypes = [
    ctypes.c_int,  # i : GET_STOCK_OBJECT_FLAGS
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GDI32.dll')
GetStockObject = Fiddle::Function.new(
  lib['GetStockObject'],
  [
    Fiddle::TYPE_INT,  # i : GET_STOCK_OBJECT_FLAGS
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "gdi32")]
extern "system" {
    fn GetStockObject(
        i: i32  // GET_STOCK_OBJECT_FLAGS
    ) -> *mut core::ffi::c_void;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("GDI32.dll")]
public static extern IntPtr GetStockObject(int i);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GDI32_GetStockObject' -Namespace Win32 -PassThru
# $api::GetStockObject(i)

#uselib "GDI32.dll"
#func global GetStockObject "GetStockObject" sptr
; GetStockObject i   ; 戻り値は stat
; i : GET_STOCK_OBJECT_FLAGS -> "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。

#uselib "GDI32.dll"
#cfunc global GetStockObject "GetStockObject" int
; res = GetStockObject(i)
; i : GET_STOCK_OBJECT_FLAGS -> "int"

; HGDIOBJ GetStockObject(GET_STOCK_OBJECT_FLAGS i)
#uselib "GDI32.dll"
#cfunc global GetStockObject "GetStockObject" int
; res = GetStockObject(i)
; i : GET_STOCK_OBJECT_FLAGS -> "int"

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

var (
	gdi32 = windows.NewLazySystemDLL("GDI32.dll")
	procGetStockObject = gdi32.NewProc("GetStockObject")
)

// i (GET_STOCK_OBJECT_FLAGS)
r1, _, err := procGetStockObject.Call(
	uintptr(i),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HGDIOBJ

function GetStockObject(
  i: Integer   // GET_STOCK_OBJECT_FLAGS
): THandle; stdcall;
  external 'GDI32.dll' name 'GetStockObject';

result := DllCall("GDI32\GetStockObject"
    , "Int", i   ; GET_STOCK_OBJECT_FLAGS
    , "Ptr")   ; return: HGDIOBJ

●GetStockObject(i) = DLL("GDI32.dll", "void* GetStockObject(int)")
# 呼び出し: GetStockObject(i)
# i : GET_STOCK_OBJECT_FLAGS -> "int"
# 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)。