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GetConsoleHardwareState

関数

コンソールのハードウェア状態(解像度等)を取得する内部関数。

DLLKERNEL32.dll呼出規約winapi

シグネチャ

// KERNEL32.dll
#include <windows.h>

BOOL GetConsoleHardwareState(
    HANDLE hConsoleOutput,
    COORD* lpResolution,
    COORD* lpFontSize
);

パラメーター

名前	型	方向
hConsoleOutput	HANDLE	in
lpResolution	COORD*	out
lpFontSize	COORD*	out

戻り値の型: BOOL

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

BOOL GetConsoleHardwareState(
    HANDLE hConsoleOutput,
    COORD* lpResolution,
    COORD* lpFontSize
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", ExactSpelling = true)]
static extern bool GetConsoleHardwareState(
    IntPtr hConsoleOutput,   // HANDLE
    IntPtr lpResolution,   // COORD* out
    IntPtr lpFontSize   // COORD* out
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function GetConsoleHardwareState(
    hConsoleOutput As IntPtr,   ' HANDLE
    lpResolution As IntPtr,   ' COORD* out
    lpFontSize As IntPtr   ' COORD* out
) As Boolean
End Function

' hConsoleOutput : HANDLE
' lpResolution : COORD* out
' lpFontSize : COORD* out
Declare PtrSafe Function GetConsoleHardwareState Lib "kernel32" ( _
    ByVal hConsoleOutput As LongPtr, _
    ByVal lpResolution As LongPtr, _
    ByVal lpFontSize 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

GetConsoleHardwareState = ctypes.windll.kernel32.GetConsoleHardwareState
GetConsoleHardwareState.restype = wintypes.BOOL
GetConsoleHardwareState.argtypes = [
    wintypes.HANDLE,  # hConsoleOutput : HANDLE
    ctypes.c_void_p,  # lpResolution : COORD* out
    ctypes.c_void_p,  # lpFontSize : COORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
GetConsoleHardwareState = Fiddle::Function.new(
  lib['GetConsoleHardwareState'],
  [
    Fiddle::TYPE_VOIDP,  # hConsoleOutput : HANDLE
    Fiddle::TYPE_VOIDP,  # lpResolution : COORD* out
    Fiddle::TYPE_VOIDP,  # lpFontSize : COORD* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn GetConsoleHardwareState(
        hConsoleOutput: *mut core::ffi::c_void,  // HANDLE
        lpResolution: *mut COORD,  // COORD* out
        lpFontSize: *mut COORD  // COORD* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll")]
public static extern bool GetConsoleHardwareState(IntPtr hConsoleOutput, IntPtr lpResolution, IntPtr lpFontSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_GetConsoleHardwareState' -Namespace Win32 -PassThru
# $api::GetConsoleHardwareState(hConsoleOutput, lpResolution, lpFontSize)

#uselib "KERNEL32.dll"
#func global GetConsoleHardwareState "GetConsoleHardwareState" sptr, sptr, sptr
; GetConsoleHardwareState hConsoleOutput, varptr(lpResolution), varptr(lpFontSize)   ; 戻り値は stat
; hConsoleOutput : HANDLE -> "sptr"
; lpResolution : COORD* out -> "sptr"
; lpFontSize : COORD* 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 "KERNEL32.dll"
#cfunc global GetConsoleHardwareState "GetConsoleHardwareState" sptr, var, var
; res = GetConsoleHardwareState(hConsoleOutput, lpResolution, lpFontSize)
; hConsoleOutput : HANDLE -> "sptr"
; lpResolution : COORD* out -> "var"
; lpFontSize : COORD* 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 "KERNEL32.dll"
#cfunc global GetConsoleHardwareState "GetConsoleHardwareState" sptr, sptr, sptr
; res = GetConsoleHardwareState(hConsoleOutput, varptr(lpResolution), varptr(lpFontSize))
; hConsoleOutput : HANDLE -> "sptr"
; lpResolution : COORD* out -> "sptr"
; lpFontSize : COORD* 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 GetConsoleHardwareState(HANDLE hConsoleOutput, COORD* lpResolution, COORD* lpFontSize)
#uselib "KERNEL32.dll"
#cfunc global GetConsoleHardwareState "GetConsoleHardwareState" intptr, var, var
; res = GetConsoleHardwareState(hConsoleOutput, lpResolution, lpFontSize)
; hConsoleOutput : HANDLE -> "intptr"
; lpResolution : COORD* out -> "var"
; lpFontSize : COORD* 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 GetConsoleHardwareState(HANDLE hConsoleOutput, COORD* lpResolution, COORD* lpFontSize)
#uselib "KERNEL32.dll"
#cfunc global GetConsoleHardwareState "GetConsoleHardwareState" intptr, intptr, intptr
; res = GetConsoleHardwareState(hConsoleOutput, varptr(lpResolution), varptr(lpFontSize))
; hConsoleOutput : HANDLE -> "intptr"
; lpResolution : COORD* out -> "intptr"
; lpFontSize : COORD* 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 (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procGetConsoleHardwareState = kernel32.NewProc("GetConsoleHardwareState")
)

// hConsoleOutput (HANDLE), lpResolution (COORD* out), lpFontSize (COORD* out)
r1, _, err := procGetConsoleHardwareState.Call(
	uintptr(hConsoleOutput),
	uintptr(lpResolution),
	uintptr(lpFontSize),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function GetConsoleHardwareState(
  hConsoleOutput: THandle;   // HANDLE
  lpResolution: Pointer;   // COORD* out
  lpFontSize: Pointer   // COORD* out
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'GetConsoleHardwareState';

result := DllCall("KERNEL32\GetConsoleHardwareState"
    , "Ptr", hConsoleOutput   ; HANDLE
    , "Ptr", lpResolution   ; COORD* out
    , "Ptr", lpFontSize   ; COORD* out
    , "Int")   ; return: BOOL

●GetConsoleHardwareState(hConsoleOutput, lpResolution, lpFontSize) = DLL("KERNEL32.dll", "bool GetConsoleHardwareState(void*, void*, void*)")
# 呼び出し: GetConsoleHardwareState(hConsoleOutput, lpResolution, lpFontSize)
# hConsoleOutput : HANDLE -> "void*"
# lpResolution : COORD* out -> "void*"
# lpFontSize : COORD* 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)。