SQLSetCursorNameW

関数

ステートメントにカーソル名を設定する(Unicode)。

DLLODBC32.dll文字セットUnicode (-W)呼出規約winapi

シグネチャ

// ODBC32.dll  (Unicode / -W)
#include <windows.h>

SHORT SQLSetCursorNameW(
    void* hstmt,
    WORD* szCursor,
    SHORT cchCursor
);

パラメーター

名前	型	方向
hstmt	void*	inout
szCursor	WORD*	in
cchCursor	SHORT	in

戻り値の型: SHORT

各言語での呼び出し定義

// ODBC32.dll  (Unicode / -W)
#include <windows.h>

SHORT SQLSetCursorNameW(
    void* hstmt,
    WORD* szCursor,
    SHORT cchCursor
);

[DllImport("ODBC32.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
static extern short SQLSetCursorNameW(
    IntPtr hstmt,   // void* in/out
    ref ushort szCursor,   // WORD*
    short cchCursor   // SHORT
);

<DllImport("ODBC32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function SQLSetCursorNameW(
    hstmt As IntPtr,   ' void* in/out
    ByRef szCursor As UShort,   ' WORD*
    cchCursor As Short   ' SHORT
) As Short
End Function

' hstmt : void* in/out
' szCursor : WORD*
' cchCursor : SHORT
Declare PtrSafe Function SQLSetCursorNameW Lib "odbc32" ( _
    ByVal hstmt As LongPtr, _
    ByRef szCursor As Integer, _
    ByVal cchCursor As Integer) As Integer
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SQLSetCursorNameW = ctypes.windll.odbc32.SQLSetCursorNameW
SQLSetCursorNameW.restype = ctypes.c_short
SQLSetCursorNameW.argtypes = [
    ctypes.POINTER(None),  # hstmt : void* in/out
    ctypes.POINTER(ctypes.c_ushort),  # szCursor : WORD*
    ctypes.c_short,  # cchCursor : SHORT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ODBC32.dll')
SQLSetCursorNameW = Fiddle::Function.new(
  lib['SQLSetCursorNameW'],
  [
    Fiddle::TYPE_VOIDP,  # hstmt : void* in/out
    Fiddle::TYPE_VOIDP,  # szCursor : WORD*
    Fiddle::TYPE_SHORT,  # cchCursor : SHORT
  ],
  Fiddle::TYPE_SHORT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "odbc32")]
extern "system" {
    fn SQLSetCursorNameW(
        hstmt: *mut (),  // void* in/out
        szCursor: *mut u16,  // WORD*
        cchCursor: i16  // SHORT
    ) -> i16;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ODBC32.dll", CharSet = CharSet.Unicode)]
public static extern short SQLSetCursorNameW(IntPtr hstmt, ref ushort szCursor, short cchCursor);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ODBC32_SQLSetCursorNameW' -Namespace Win32 -PassThru
# $api::SQLSetCursorNameW(hstmt, szCursor, cchCursor)

#uselib "ODBC32.dll"
#func global SQLSetCursorNameW "SQLSetCursorNameW" wptr, wptr, wptr
; SQLSetCursorNameW hstmt, varptr(szCursor), cchCursor   ; 戻り値は stat
; hstmt : void* in/out -> "wptr"
; szCursor : WORD* -> "wptr"
; cchCursor : SHORT -> "wptr"
; ※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 "ODBC32.dll"
#cfunc global SQLSetCursorNameW "SQLSetCursorNameW" sptr, var, int
; res = SQLSetCursorNameW(hstmt, szCursor, cchCursor)
; hstmt : void* in/out -> "sptr"
; szCursor : WORD* -> "var"
; cchCursor : SHORT -> "int"
; ※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 "ODBC32.dll"
#cfunc global SQLSetCursorNameW "SQLSetCursorNameW" sptr, sptr, int
; res = SQLSetCursorNameW(hstmt, varptr(szCursor), cchCursor)
; hstmt : void* in/out -> "sptr"
; szCursor : WORD* -> "sptr"
; cchCursor : SHORT -> "int"
; ※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:

; SHORT SQLSetCursorNameW(void* hstmt, WORD* szCursor, SHORT cchCursor)
#uselib "ODBC32.dll"
#cfunc global SQLSetCursorNameW "SQLSetCursorNameW" intptr, var, int
; res = SQLSetCursorNameW(hstmt, szCursor, cchCursor)
; hstmt : void* in/out -> "intptr"
; szCursor : WORD* -> "var"
; cchCursor : SHORT -> "int"
; ※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。; SHORT SQLSetCursorNameW(void* hstmt, WORD* szCursor, SHORT cchCursor)
#uselib "ODBC32.dll"
#cfunc global SQLSetCursorNameW "SQLSetCursorNameW" intptr, intptr, int
; res = SQLSetCursorNameW(hstmt, varptr(szCursor), cchCursor)
; hstmt : void* in/out -> "intptr"
; szCursor : WORD* -> "intptr"
; cchCursor : SHORT -> "int"
; ※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 (
	odbc32 = windows.NewLazySystemDLL("ODBC32.dll")
	procSQLSetCursorNameW = odbc32.NewProc("SQLSetCursorNameW")
)

// hstmt (void* in/out), szCursor (WORD*), cchCursor (SHORT)
r1, _, err := procSQLSetCursorNameW.Call(
	uintptr(hstmt),
	uintptr(szCursor),
	uintptr(cchCursor),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // SHORT

function SQLSetCursorNameW(
  hstmt: Pointer;   // void* in/out
  szCursor: Pointer;   // WORD*
  cchCursor: Smallint   // SHORT
): Smallint; stdcall;
  external 'ODBC32.dll' name 'SQLSetCursorNameW';

result := DllCall("ODBC32\SQLSetCursorNameW"
    , "Ptr", hstmt   ; void* in/out
    , "Ptr", szCursor   ; WORD*
    , "Short", cchCursor   ; SHORT
    , "Short")   ; return: SHORT

●SQLSetCursorNameW(hstmt, szCursor, cchCursor) = DLL("ODBC32.dll", "int SQLSetCursorNameW(void*, void*, int)")
# 呼び出し: SQLSetCursorNameW(hstmt, szCursor, cchCursor)
# hstmt : void* in/out -> "void*"
# szCursor : WORD* -> "void*"
# cchCursor : SHORT -> "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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。