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C++ LocalUnlock函数代码示例

本文整理汇总了C++中LocalUnlock函数的典型用法代码示例。如果您正苦于以下问题：C++ LocalUnlock函数的具体用法？C++ LocalUnlock怎么用？C++ LocalUnlock使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了LocalUnlock函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: MyEnumKey

unsigned long NEAR PASCAL MyEnumKey(HKEY hKey, WORD wIndex, HANDLE *hBuf)
{
   HANDLE hTemp;
   PSTR pBuf;
   WORD wBufSize = BLOCKLEN, wSize;
   unsigned long result = ERROR_OUTOFMEMORY;

   if(!(*hBuf=LocalAlloc(LMEM_MOVEABLE, wBufSize)))
      goto Error1;
   if(!(pBuf=LocalLock(*hBuf)))
      goto Error2;

   while((result=RegEnumKey(hKey, wIndex, pBuf, (DWORD)wBufSize))
         ==ERROR_SUCCESS && (wSize=lstrlen(pBuf))>wBufSize-10) {
      LocalUnlock(*hBuf);
      wBufSize += BLOCKLEN;
      if(!(hTemp=LocalReAlloc(*hBuf, wBufSize, LMEM_MOVEABLE))) {
         result = ERROR_OUTOFMEMORY;
         goto Error2;
      }
      pBuf = LocalLock(*hBuf=hTemp);
   }
   LocalUnlock(*hBuf);
   if(result!=ERROR_SUCCESS || !wSize)
      goto Error2;
   goto Error1;

Error2:
   LocalFree(*hBuf);
   *hBuf = NULL;
Error1:
   return(result);
}
开发者ID:chunhualiu，项目名称:OpenNT，代码行数:33，代码来源:cutils1.c

示例2: MyQueryValue

unsigned long NEAR PASCAL MyQueryValue(HKEY hKey, PSTR pSubKey, HANDLE *hBuf)
{
   HANDLE hTemp;
   PSTR pBuf;
   WORD wBufSize = BLOCKLEN;
   unsigned long result = ERROR_OUTOFMEMORY;
   LONG lSize;

   if(!(*hBuf=LocalAlloc(LMEM_MOVEABLE, wBufSize)))
      goto Error1;
   if(!(pBuf=LocalLock(*hBuf)))
      goto Error2;

   while((lSize=wBufSize, (result=RegQueryValue(hKey, pSubKey, pBuf, &lSize))
         ==ERROR_SUCCESS) && (WORD)lSize>wBufSize-10) {
      LocalUnlock(*hBuf);
      wBufSize += BLOCKLEN;
      if(!(hTemp=LocalReAlloc(*hBuf, wBufSize, LMEM_MOVEABLE))) {
         result = ERROR_OUTOFMEMORY;
         goto Error2;
      }
      pBuf = LocalLock(*hBuf=hTemp);
   }
   LocalUnlock(*hBuf);
   if(result!=ERROR_SUCCESS || !lSize)
      goto Error2;
   goto Error1;

Error2:
   LocalFree(*hBuf);
   *hBuf = NULL;
Error1:
   return(result);
}
开发者ID:chunhualiu，项目名称:OpenNT，代码行数:34，代码来源:cutils1.c

示例3: GetProcAddress

// ---------------------------------------------------------------------------
//
HBITMAP __fastcall TForm1::SPI_LoadImage(String fileName) {
	/* 対応プラグインの検索 */
	for (int i = 0; i < hSPI->Count; i++) { // プラグイン関数の取得
		SPI_ISSUPPORTED spi_issupported = (SPI_ISSUPPORTED) GetProcAddress((HMODULE) hSPI->Items[i], SPIPROC_ISSUPPORTED);
		SPI_GETPICTURE spi_getpicture = (SPI_GETPICTURE) GetProcAddress((HMODULE) hSPI->Items[i], SPIPROC_GETPICTURE);

		if (spi_issupported == NULL || spi_getpicture == NULL) {
			continue;
		}

		// File内容をロードする
		HANDLE handle; // = NULL;

		if ((handle = CreateFile_Read(fileName.w_str())) == INVALID_HANDLE_VALUE) {
			return NULL;
		}

		DWORD filesize = GetFileSize(handle, NULL), readsize;
		LPSTR data = (LPSTR) Heap_Malloc(filesize);
		SetFilePointer(handle, 0, NULL, FILE_BEGIN);

		if (!ReadFile(handle, data, filesize, &readsize, NULL)) {
			CloseHandle(handle);
		}

		CloseHandle(handle);

		// ロードできる形式かどうかをチェックする
		if (spi_issupported(AnsiString(fileName).c_str(), (DWORD) data) == 0) {
			Heap_Free(data);
			continue;
		}

		// 画像を展開する
		HLOCAL info, bm;
		if (spi_getpicture(data, filesize, 1, &info, &bm, NULL, 0) != 0) {
			Heap_Free(data);
		}

		LPBITMAPINFO bmpinfo = (LPBITMAPINFO) LocalLock(info); // BITMAPINFO構造体
		LPBYTE bmbits = (LPBYTE) LocalLock(bm); // 画像データ

		// 取得した情報からBITMAPハンドルを生成する
		HDC dc = GetDC(0);
		HBITMAP bitmap = CreateDIBitmap(dc, &bmpinfo->bmiHeader, CBM_INIT, bmbits, bmpinfo, DIB_RGB_COLORS);
		ReleaseDC(0, dc);

		// Free etc...
		LocalUnlock(info);
		LocalFree(info);
		LocalUnlock(bm);
		LocalFree(bm);
		Heap_Free(data);

		return bitmap;
	}

	return NULL;
}
开发者ID:leiqunni，项目名称:v2iewx，代码行数:61，代码来源:main.cpp

示例4: MDIWndProc

/*
	MDIWndProc
*/
LRESULT CALLBACK MDIWndProc( HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
    HANDLE      hInfo;
	PINFO       pInfo;
	MSG			msg;
	EventRecord	macEvent;
	LONG		thePoints = GetMessagePos();
	PAINTSTRUCT	ps;

	msg.hwnd = hwnd;
	msg.message = message;
	msg.wParam = wParam;
	msg.lParam = lParam;
	msg.time = GetMessageTime();
	msg.pt.x = LOWORD(thePoints);
	msg.pt.y = HIWORD(thePoints);
	WinEventToMacEvent(&msg, &macEvent);           

    switch (message) 
    {
		case WM_CREATE:
		case WM_MDICREATE:
			break;
		case WM_DESTROY:
			hInfo = (HANDLE)GetWindowLong(hwnd, GWL_USERDATA);
            if (hInfo) 
            {
                if ((pInfo = (PINFO)LocalLock(hInfo)) != NULL){
					if (pInfo->gi) 
						// close the graphic import component
						CloseComponent(pInfo->gi);

						// Destroy our port association
						DestroyPortAssociation((CGrafPort *)GetHWNDPort(pInfo->hwndChildWindow));
				}
                LocalUnlock(hInfo);
			}
			break;

		// Draw our graphic
		case WM_PAINT:
			BeginPaint(hwnd, &ps); 
			hInfo = (HANDLE)GetWindowLong(hwnd, GWL_USERDATA);
            if (hInfo) 
            {
                if ((pInfo = (PINFO)LocalLock(hInfo)) != NULL)
					GraphicsImportDraw(pInfo->gi);
			
                LocalUnlock(hInfo);
			}
			EndPaint(hwnd, &ps);
			break;

        default:
            return DefMDIChildProc(hwnd, message, wParam, lParam);

    }
    return DefMDIChildProc(hwnd, message, wParam, lParam);
}
开发者ID:fruitsamples，项目名称:graphicimporter.win，代码行数:62，代码来源:GraphicImporter.c

示例5: ASSERT_VALID

void CEditView::ReadFromArchive(CArchive& ar, UINT nLen)
	// Read certain amount of text from the file, assume at least nLen
	// characters (not bytes) are in the file.
{
	ASSERT_VALID(this);

	LPVOID hText = LocalAlloc(LMEM_MOVEABLE, (nLen+1)*sizeof(TCHAR));
	if (hText == NULL)
		AfxThrowMemoryException();

	LPTSTR lpszText = (LPTSTR)LocalLock(hText);
	ASSERT(lpszText != NULL);
	if (ar.Read(lpszText, nLen*sizeof(TCHAR)) != nLen*sizeof(TCHAR))
	{
		LocalUnlock(hText);
		LocalFree(hText);
		AfxThrowArchiveException(CArchiveException::endOfFile);
	}
	// Replace the editing edit buffer with the newly loaded data
	lpszText[nLen] = '\0';
#ifndef _UNICODE
	if (afxData.bWin32s)
	{
		// set the text with SetWindowText, then free
		BOOL bResult = ::SetWindowText(m_hWnd, lpszText);
		LocalUnlock(hText);
		LocalFree(hText);

		// make sure that SetWindowText was successful
		if (!bResult || ::GetWindowTextLength(m_hWnd) < (int)nLen)
			AfxThrowMemoryException();

		// remove old shadow buffer
		delete[] m_pShadowBuffer;
		m_pShadowBuffer = NULL;
		m_nShadowSize = 0;

		ASSERT_VALID(this);
		return;
	}
#endif
	LocalUnlock(hText);
	HLOCAL hOldText = GetEditCtrl().GetHandle();
	ASSERT(hOldText != NULL);
	LocalFree(hOldText);
	GetEditCtrl().SetHandle((HLOCAL)(UINT)(DWORD)hText);
	Invalidate();
	ASSERT_VALID(this);
}
开发者ID:rickerliang，项目名称:OpenNT，代码行数:49，代码来源:viewedit.cpp

示例6: SizeHintBar

/*
 * SizeHintBar - resize the hint bar
 */
WORD SizeHintBar( statwnd *wnd )
{
    HLOCAL      hinfo;
    HintWndInfo *info;
    HFONT       font;
    HFONT       oldfont;
    HDC         dc;
    SIZE        sz;
    RECT        area;
    HWND        hint;

    hint = GetHintHwnd( wnd );
    hinfo = GetProp( hint, HINT_PROP_ID );
    info = LocalLock( hinfo );
    dc = GetDC( hint );
    font = GetMonoFont();
    oldfont = SelectObject( dc, font );
    GetTextExtentPoint( dc, "A", 1, &sz );
    SelectObject( dc, oldfont );
    ReleaseDC( hint, dc );
    GetClientRect( info->parent, &area );
    area.top = area.bottom - sz.cy - TOTAL_VERT;
    MoveWindow( hint, area.left, area.top, area.right - area.left, area.bottom - area.top, TRUE );
    updateHintText( wnd, info->curmsg );
    GetWindowRect( hint, &area );
    LocalUnlock( hinfo );
    return( (WORD)( area.bottom - area.top ) );

} /* SizeHintBar */
开发者ID:ArmstrongJ，项目名称:open-watcom-v2，代码行数:32，代码来源:hint.c

示例7: getItemMsg

/*
 * getItemMsg - find the hint message for the specified menu item
 */
static msg_id getItemMsg( statwnd *wnd, ctl_id menuid )
{
    int                 i;
    HWND                hint;
    HLOCAL              hinfo;
    HintWndInfo         *info;
    const MenuItemHint  *hinttable;
    msg_id              msgid;

    hint = GetHintHwnd( wnd );
    hinfo = GetProp( hint, HINT_PROP_ID );
    info = LocalLock( hinfo );
    hinttable = info->hints;
    msgid = HINT_EMPTY;
    if( hinttable != NULL ) {
        for( i = 0; i < info->hint_num_items; i++ ) {
            if( hinttable[i].menuid == menuid ) {
                msgid = hinttable[i].msgid;
                break;
            }
        }
    }
    LocalUnlock( hinfo );
    return( msgid );

} /* getItemMsg */
开发者ID:ArmstrongJ，项目名称:open-watcom-v2，代码行数:29，代码来源:hint.c

示例8: HandleSetHandlePrintHex

static
VOID
HandleSetHandlePrintHex(HWND handle,DWORD Msg,WPARAM wParam,LPARAM lParam)
    {
      LPVOID pMem;
      HANDLE hNewBuffer;
      int ret;

      LocalFree((HLOCAL)SendMessage(handle, EM_GETHANDLE, 0, 0L));
      if (UnicodeUsed)
          {
            hNewBuffer = LocalAlloc(LMEM_MOVEABLE | LMEM_ZEROINIT, 100);
            pMem = LocalLock(hNewBuffer);
            strcpyw_((wchar_t*)pMem,NewTextW);
          }
      else
          {
            hNewBuffer = LocalAlloc(LMEM_MOVEABLE | LMEM_ZEROINIT,50);
            pMem = LocalLock(hNewBuffer);
            strcpy_((char*)pMem,NewText);
          }

      LocalUnlock(pMem);
      hNewBuffer = LocalHandle(pMem);

	  /* Updates the buffer and displays new buffer */
      ret =  SendMessage(handle, EM_SETHANDLE, (WPARAM)hNewBuffer, 0L);

      htoa(ret,&TextBuffer[8]);
      PrintTextXY(TextBuffer,ResultX,ResultY,16);
    }
开发者ID:hoangduit，项目名称:reactos，代码行数:31，代码来源:edittest.c

示例9: CreateWindowEx

	BOOL CStatusBar::Create(int x, int y, int iWidth, int iHeight, DWORD dwStyle, int nParts)
	{
		BOOL bRet = FALSE;
		LPINT lpParts;
		RECT rcClient;
		int nWidth = 0;
		m_hwndStatus = CreateWindowEx(0, STATUSCLASSNAME, NULL, dwStyle, x, y, iWidth, iHeight, m_hParent, m_hMenu, m_hInst, NULL); 
		if (!m_hwndStatus)
		{
			return bRet;
		}
		GetClientRect(m_hParent, &rcClient);
		//allocates the specified number of bytes from the heap
		m_hLoc = LocalAlloc(LHND, sizeof(int) * nParts);
		lpParts = (LPINT)LocalLock(m_hLoc);
		nWidth = (rcClient.right - rcClient.left) / nParts;
		for (int i = 0; i < nParts; i++)
		{
			lpParts[i] = nWidth;
			nWidth += nWidth;
		}
		SendMessage(m_hwndStatus, SB_SETPARTS, (WPARAM)nParts, (LPARAM)lpParts);
		LocalUnlock(m_hLoc);
		LocalFree(m_hLoc);
		bRet = TRUE;
		return bRet;
	}
开发者ID:DIOSZHOU，项目名称:WndProject，代码行数:27，代码来源:StatusBar.cpp

示例10: strncpy

void CStationDlg::OnClickedDecodeh(void)
{
	CEdit *cetodo = (CEdit *) CWnd::GetDlgItem(IDC_TODO1);
	int i,j;
	cetodo->GetSel(i,j);

	// NT SPECIFIC
   HLOCAL h = cetodo->GetHandle();
   LPCTSTR lpszText = (LPCTSTR)LocalLock(h);
	char res[1000];
	strncpy(res,&(lpszText[i]),j-i);
	SetDlgItemText(IDC_DECDEC,res);
	unsigned short f;
	unsigned char *pf;
	unsigned int b1,b2;
	pf = (unsigned char *)&f;
	sscanf(res,"%x %x",&b1,&b2);
	pf[0] = b1;
	pf[1] = b2;
	CString sres;
	sres.Format("%04X = %d",f,f);
	SetDlgItemText(IDC_DECFLOAT,sres);
	
   LocalUnlock(h);
	// END OF NT SPECIFIC
}
开发者ID:AllegianceZone，项目名称:ICE，代码行数:26，代码来源:StationDlg.cpp

示例11: LocalFreePtr

void
LocalFreePtr(void *ptr)
{
HLOCAL hlocal;
	hlocal = LocalHandle(ptr);
	LocalUnlock(hlocal);
	LocalFree(hlocal);
	return;
}
开发者ID:XianliangJ，项目名称:gnuplot，代码行数:9，代码来源:wgnuplib.c

示例12: LocalReAllocPtr

void *
LocalReAllocPtr(void * ptr, UINT flags, UINT size)
{
HLOCAL hlocal;
	hlocal = LocalHandle(ptr);
	LocalUnlock(hlocal);
	hlocal = LocalReAlloc(hlocal, size+1, flags);
	return (char *)LocalLock(hlocal);
}
开发者ID:XianliangJ，项目名称:gnuplot，代码行数:9，代码来源:wgnuplib.c

示例13: MyGetProfileInt

int NEAR PASCAL MyGetProfileInt(WORD wAppName, WORD wKey, int nDefault)
{
   HANDLE hAppName, hKey;

   if(!(hAppName=MyLoadString(wAppName, NULL, LMEM_MOVEABLE)))
      goto Error1;
   if(!(hKey=MyLoadString(wKey, NULL, LMEM_MOVEABLE)))
      goto Error2;

   nDefault = GetProfileInt(LocalLock(hAppName), LocalLock(hKey), nDefault);

   LocalUnlock(hKey);
   LocalUnlock(hAppName);
Error2:
   LocalFree(hKey);
Error1:
   LocalFree(hAppName);
   return(nDefault);
}
开发者ID:chunhualiu，项目名称:OpenNT，代码行数:19，代码来源:cutils1.c

示例14: get_printSetup_with_PRINTDLG

void get_printSetup_with_PRINTDLG(PRINTDLG *pd, char **o_devmode,
						char **o_device, char **o_driver, char **o_output)
{
	char		*newDriver, *newDevice, *newOutput;
	DEVMODE		*pDevmode;
	DEVNAMES	*pDevnames;

	pDevmode	= LocalLock(pd->hDevMode);
	*o_devmode	= PassString(pDevmode->dmDeviceName);
	LocalUnlock(pd->hDevMode);
	pDevnames	= LocalLock(pd->hDevNames);
	newDriver	= ((char*)pDevnames)+(pDevnames->wDriverOffset);
	newDevice	= ((char*)pDevnames)+(pDevnames->wDeviceOffset);
	newOutput	= ((char*)pDevnames)+(pDevnames->wOutputOffset);
	*o_driver	= PassString(newDriver);
	*o_device	= PassString(newDevice);
	*o_output	= PassString(newOutput);
	LocalUnlock(pd->hDevNames);
}
开发者ID:ygmpkk，项目名称:house，代码行数:19，代码来源:cprinter_121.c

示例15: setupDevmode

static HANDLE setupDevmode(int size, char *pData)
{
	HANDLE	hDevmode;
	DEVMODE	*pDevmode;

	hDevmode	= (HANDLE) LocalAlloc(LMEM_MOVEABLE, size);
	pDevmode	= LocalLock(hDevmode);
	memcpy((char*)pDevmode, pData, size);
	LocalUnlock(hDevmode);
	return hDevmode;
}
开发者ID:ygmpkk，项目名称:house，代码行数:11，代码来源:cprinter_121.c


注：本文中的LocalUnlock函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。