www.pudn.com > JpegTest.rar > testdllView.cpp

// testdllView.cpp : implementation of the CTestdllView class 
// 
 
#include "stdafx.h" 
#include "testdll.h" 
 
#include "testdllDoc.h" 
#include "testdllView.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
//////////// 
typedef int (* _ADD)(int,int b); 
//////////// 
 
 
 
///////////////////////////////////////////////////////////////////////////// 
// CTestdllView 
 
IMPLEMENT_DYNCREATE(CTestdllView, CView) 
 
BEGIN_MESSAGE_MAP(CTestdllView, CView) 
	//{{AFX_MSG_MAP(CTestdllView) 
	ON_WM_LBUTTONDOWN() 
	//}}AFX_MSG_MAP 
	// Standard printing commands 
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint) 
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint) 
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview) 
END_MESSAGE_MAP() 
 
//// 
 
///// 
 
 
///////////////////////////////////////////////////////////////////////////// 
// CTestdllView construction/destruction 
 
CTestdllView::CTestdllView() 
{ 
	// TODO: add construction code here 
 
} 
 
CTestdllView::~CTestdllView() 
{ 
} 
 
BOOL CTestdllView::PreCreateWindow(CREATESTRUCT& cs) 
{ 
	// TODO: Modify the Window class or styles here by modifying 
	//  the CREATESTRUCT cs 
 
	return CView::PreCreateWindow(cs); 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CTestdllView drawing 
 
void CTestdllView::OnDraw(CDC* pDC) 
{ 
	CTestdllDoc* pDoc = GetDocument(); 
	ASSERT_VALID(pDoc); 
	// TODO: add draw code for native data here 
 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CTestdllView printing 
 
BOOL CTestdllView::OnPreparePrinting(CPrintInfo* pInfo) 
{ 
	// default preparation 
	return DoPreparePrinting(pInfo); 
} 
 
void CTestdllView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) 
{ 
	// TODO: add extra initialization before printing 
} 
 
void CTestdllView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) 
{ 
	// TODO: add cleanup after printing 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CTestdllView diagnostics 
 
#ifdef _DEBUG 
void CTestdllView::AssertValid() const 
{ 
	CView::AssertValid(); 
} 
 
void CTestdllView::Dump(CDumpContext& dc) const 
{ 
	CView::Dump(dc); 
} 
 
CTestdllDoc* CTestdllView::GetDocument() // non-debug version is inline 
{ 
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CTestdllDoc))); 
	return (CTestdllDoc*)m_pDocument; 
} 
#endif //_DEBUG 
 
///////////////////////////////////////////////////////////////////////////// 
// CTestdllView message handlers 
 
void CTestdllView::OnLButtonDown(UINT nFlags, CPoint point)  
{ 
	// TODO: Add your message handler code here and/or call default 
	CDC *pDC=GetDC(); 
	 
	HINSTANCE hLibrary; 
	_ADD add; 
 
	hLibrary=LoadLibrary("test.dll"); 
	add=(_ADD)GetProcAddress(hLibrary,"add"); 
	int shuchu= (*add)(10,20); 
	FreeLibrary(hLibrary); 
 
	CString s; 
	s.Format("%d",shuchu); 
	pDC->TextOut(10,10,s); 
 
	CView::OnLButtonDown(nFlags, point); 
}