arrayview.cpp

这个是由《Visual C++ 6.0实例教程》源代码教材里的一个关于简单处理文字内容(增加删除)的一个程序!都是自己编写,且已调试!

// ArrayView.cpp : implementation of the CArrayView class
//

#include "stdafx.h"
#include "Array.h"

#include "ArrayDoc.h"
#include "ArrayView.h"

#include "DlgAdd.h"
#include "DlgDelete.h"

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

/////////////////////////////////////////////////////////////////////////////
// CArrayView

IMPLEMENT_DYNCREATE(CArrayView, CView)

BEGIN_MESSAGE_MAP(CArrayView, CView)
	//{{AFX_MSG_MAP(CArrayView)
	ON_COMMAND(ID_EDIT_ADD, OnEditAdd)
	ON_COMMAND(ID_EDIT_DELETE, OnEditDelete)
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CArrayView construction/destruction

CArrayView::CArrayView()
{
	// TODO: add construction code here
    m_strArray.SetSize(5,5);
	m_strArray[0] = "111111111111";
	m_strArray[2] = "333333333333";
	m_strArray[4] = "555555555555";
}

CArrayView::~CArrayView()
{
}

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

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CArrayView drawing

void CArrayView::OnDraw(CDC* pDC)
{
	CArrayDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	// Get the current font's height.
	TEXTMETRIC textMetric;
	pDC->GetTextMetrics(&textMetric);
	int fontHeight = textMetric.tmHeight;
	// Get the size of the array. 
	int count = m_strArray.GetSize();
	int displayPos = 10;
	// Display the array data.
	for (int x=0; x<count; ++x)
	{
		CString strValue = m_strArray.GetAt(x);
		pDC->TextOut(10, displayPos, strValue);
		displayPos += fontHeight;
	}
}

/////////////////////////////////////////////////////////////////////////////
// CArrayView printing

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CArrayView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CArrayView message handlers

void CArrayView::OnEditAdd() 
{
	// TODO: Add your command handler code here
	CDlgAdd dlg;
    dlg.m_nIndex = 0;
    dlg.m_strValue = "Default";
    dlg.m_nRadio = 0;
    int result = dlg.DoModal();
    if (result == IDOK)
	{
        if (dlg.m_nRadio == 0)
            m_strArray.SetAtGrow(dlg.m_nIndex, dlg.m_strValue);
		else if (dlg.m_nRadio == 1)
			m_strArray.Add(dlg.m_strValue);
		else
			m_strArray.InsertAt(dlg.m_nIndex, dlg.m_strValue, 1);
		Invalidate();
	}
}

void CArrayView::OnEditDelete() 
{
	// TODO: Add your command handler code here
	CDlgDelete dlg;
    dlg.m_nRadio= 0;
    dlg.m_nIndex= 0;
    int result = dlg.DoModal();
    if (result == IDOK)
	{
		if (dlg.m_nRadio==0)
			m_strArray.RemoveAll();
		else
		{
			if(m_strArray.GetUpperBound() < dlg.m_nIndex)
				AfxMessageBox("The index must be less than the array upper bound!");
			else
				m_strArray.RemoveAt(dlg.m_nIndex);
		}
		Invalidate();
	}
}