ch5demo2view.cpp

零基础学Visual.C....教案PPT.随书光盘-452M.zip

// Ch5Demo2View.cpp : implementation of the CCh5Demo2View class
//

#include "stdafx.h"
#include "Ch5Demo2.h"

#include "Ch5Demo2Doc.h"
#include "Ch5Demo2View.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CCh5Demo2View

IMPLEMENT_DYNCREATE(CCh5Demo2View, CView)

BEGIN_MESSAGE_MAP(CCh5Demo2View, CView)
	//{{AFX_MSG_MAP(CCh5Demo2View)
	ON_WM_KEYDOWN()
	ON_WM_KEYUP()
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CCh5Demo2View construction/destruction

CCh5Demo2View::CCh5Demo2View()
{
	// TODO: add construction code here
	b_Ctrldown=false;//初始化
	b_F8down=false;//初始化
}

CCh5Demo2View::~CCh5Demo2View()
{
}

BOOL CCh5Demo2View::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CCh5Demo2View drawing

void CCh5Demo2View::OnDraw(CDC* pDC)
{
	CCh5Demo2Doc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
}

/////////////////////////////////////////////////////////////////////////////
// CCh5Demo2View printing

BOOL CCh5Demo2View::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CCh5Demo2View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CCh5Demo2View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CCh5Demo2View diagnostics

#ifdef _DEBUG
void CCh5Demo2View::AssertValid() const
{
	CView::AssertValid();
}

void CCh5Demo2View::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CCh5Demo2Doc* CCh5Demo2View::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CCh5Demo2Doc)));
	return (CCh5Demo2Doc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CCh5Demo2View message handlers

void CCh5Demo2View::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default
	if(nChar==VK_CONTROL)//如果按下了“Ctrl”键
	{
		b_Ctrldown=true;		
	}
	if(nChar==VK_F8)//如果按下了“F8”键
	{
		b_F8down=true;		
	}
	if(b_Ctrldown&&b_F8down)//同时按下了“Ctrl”键和“F8”键
	{
		b_Ctrldown=false;
		b_F8down=false;
		AfxMessageBox("同时按下了Ctrl键和F8键");//弹出提示框
	}
	
	CView::OnKeyDown(nChar, nRepCnt, nFlags);
}

void CCh5Demo2View::OnKeyUp(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default
	if(nChar==VK_CONTROL)//如果释放了“Ctrl”键
	{
		b_Ctrldown=false;		
	}
	if(nChar==VK_F8)//如果释放了“F8”键
	{
		b_F8down=false;		
	}
	
	CView::OnKeyUp(nChar, nRepCnt, nFlags);
}