书籍源码

开发平台：
Visual C++

demoView.cpp：源码内容
							// demoView.cpp : implementation of the CDemoView class
//
#include "stdafx.h"
#include "demo.h"
#include "demoDoc.h"
#include "demoView.h"
#include "MainFrm.h"
#include "math.h"
#include "NPenDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CDemoView
IMPLEMENT_DYNCREATE(CDemoView, CView)
BEGIN_MESSAGE_MAP(CDemoView, CView)
	//{{AFX_MSG_MAP(CDemoView)
	ON_COMMAND(ID_MEDIUM, OnMedium)
	ON_UPDATE_COMMAND_UI(ID_MEDIUM, OnUpdateMedium)
	ON_COMMAND(ID_SMALL, OnSmall)
	ON_UPDATE_COMMAND_UI(ID_SMALL, OnUpdateSmall)
	ON_WM_MOUSEMOVE()
	ON_UPDATE_COMMAND_UI(ID_INDICATOR_CTRL, OnUpdateKeyCtrl)
	ON_COMMAND(ID_BIG, OnBig)
	//}}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()
/////////////////////////////////////////////////////////////////////////////
// CDemoView construction/destruction
CDemoView::CDemoView()
{
	flag=false;
}
CDemoView::~CDemoView()
{
}
BOOL CDemoView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs
	return CView::PreCreateWindow(cs);
}
/////////////////////////////////////////////////////////////////////////////
// CDemoView drawing
void CDemoView::OnDraw(CDC* pDC)
{
	CDemoDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
//	pDC->TextOut(x+xx,y+yy,"*");
}
/////////////////////////////////////////////////////////////////////////////
// CDemoView printing
BOOL CDemoView::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}
void CDemoView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}
void CDemoView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}
/////////////////////////////////////////////////////////////////////////////
// CDemoView diagnostics
#ifdef _DEBUG
void CDemoView::AssertValid() const
{
	CView::AssertValid();
}
void CDemoView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}
CDemoDoc* CDemoView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CDemoDoc)));
	return (CDemoDoc*)m_pDocument;
}
#endif //_DEBUG
/////////////////////////////////////////////////////////////////////////////
// CDemoView message handlers
void CDemoView::OnMedium() 
{
	CDC *pDC=GetDC();
	pDC->TextOut(100,100,"Medium test");	
	flag=true;
	CFileDialog colordlg(false);
	colordlg.DoModal();
}
void CDemoView::OnUpdateMedium(CCmdUI* pCmdUI) 
{
	if(flag)
	{
		pCmdUI->Enable(false);
		//pCmdUI->SetCheck(true);
		//pCmdUI->SetRadio(true);
		pCmdUI->SetText("demo");
	}
}
void CDemoView::OnSmall() 
{
	CColorDialog color;
	color.DoModal();
	
}
void CDemoView::OnUpdateSmall(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	
}
void CDemoView::OnMouseMove(UINT nFlags, CPoint point) 
{
	CString str;
	str.Format("x=%d,y=%d",point.x,point.y) ;  
//	CMainFrame* pMainFrame=(CMainFrame*)(AfxGetApp()->GetMainWnd());
//	pMainFrame->m_wndStatusBar. SetPaneText(1,str) ;
((CMainFrame*)(AfxGetApp()->GetMainWnd()))->m_wndStatusBar. SetPaneText(1,str) ;
	
	CView::OnMouseMove(nFlags, point);
}
void CDemoView::OnUpdateKeyCtrl(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable(::GetKeyState(VK_CONTROL)<0);	
}
void CDemoView::OnBig() 
{
	CNPenDlg nPenDlg ;
	nPenDlg.DoModal();
	
}

						