myview.cpp

VC面向对象的学习教程

// MyView.cpp : implementation of the CMyView class
//

#include "stdafx.h"
#include "My.h"

#include "MyDoc.h"
#include "MyView.h"

#include "EmpDlg1.h"

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

/////////////////////////////////////////////////////////////////////////////
// CMyView

IMPLEMENT_DYNCREATE(CMyView, CView)

BEGIN_MESSAGE_MAP(CMyView, CView)
	//{{AFX_MSG_MAP(CMyView)
	ON_COMMAND(ID_APPEND, OnAppend)
	ON_COMMAND(ID_DELETE, OnDelete)
	ON_COMMAND(ID_EDIT, OnEdit)
	ON_COMMAND(ID_NEXT, OnNext)
	ON_COMMAND(ID_PREV, OnPrev)
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CMyView construction/destruction

CMyView::CMyView()
{
	// TODO: add construction code here

}

CMyView::~CMyView()
{
}

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

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CMyView drawing

void CMyView::OnDraw(CDC* pDC)
{
	CMyDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	
	// 显示职工人数和当前职工编号
	CString s;
	s.Format("职工人数: %d", pDoc->m_nCount);
	pDC->SetTextColor(RGB(255, 0, 0));
	pDC->TextOut( 40, 40, s);
	s.Format("职工编号: %d", m_nCurrEmp+1);
	pDC->TextOut(340, 40, s);
	pDC->MoveTo( 40, 70);
	pDC->LineTo(600, 70);
	// 如果档案非空, 显示当前记录
	if(pDoc->m_nCount > 0)
	{
		// 显示栏目名称
		pDC->SetTextColor(RGB(0, 0, 0));
		pDC->TextOut(140,    90, "姓    名:");
		pDC->TextOut(140,   130, "性    别:");
		pDC->TextOut(140,   170, "出生日期: ");
		pDC->TextOut(140,   210, "婚姻状态:");
		pDC->TextOut(140,   250, "部    门:");
		pDC->TextOut(140,   290, "职    务:");
		pDC->TextOut(140,   330, "工    资:");
		// 显示栏目内容
		pDC->SetTextColor(RGB(0, 0, 255));
		pDC->TextOut(300,  90, pDoc->m_empList[m_nCurrEmp].m_strName);
		if(pDoc->m_empList[m_nCurrEmp].m_nSex==0)
			pDC->TextOut(300, 130, "男");
		else
			pDC->TextOut(300, 130, "女");
		s= pDoc->m_empList[m_nCurrEmp].m_tBirthdate.Format("%Y.%m.%d");
		pDC->TextOut(300, 170, s);
		if(pDoc->m_empList[m_nCurrEmp].m_bMarried)
			pDC->TextOut(300, 210, "已婚");
		else
			pDC->TextOut(300, 210, "未婚");
		pDC->TextOut(300, 250, pDoc->m_empList[m_nCurrEmp].m_strDept);
		pDC->TextOut(300, 290, pDoc->m_empList[m_nCurrEmp].m_strPosition);
		s.Format("%8.2f", pDoc->m_empList[m_nCurrEmp].m_fSalary);
		pDC->TextOut(300, 330, s);
	}

}

/////////////////////////////////////////////////////////////////////////////
// CMyView printing

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CMyView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CMyView message handlers

void CMyView::OnInitialUpdate() 
{
	CView::OnInitialUpdate();
	
	// TODO: Add your specialized code here and/or call the base class
	m_nCurrEmp = 0;
	Invalidate();
}

void CMyView::OnAppend() 
{
	// TODO: Add your command handler code here
	CMyDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	CEmpDlg dlg;
	if(dlg.DoModal() == IDOK)
	{
		pDoc->m_nCount++;
		m_nCurrEmp = pDoc->m_nCount-1;
		pDoc->m_empList[m_nCurrEmp].m_strName	 = dlg.m_strName;
		pDoc->m_empList[m_nCurrEmp].m_nSex		 = dlg.m_nSex;
		pDoc->m_empList[m_nCurrEmp].m_tBirthdate = dlg.m_tBirthdate;
		pDoc->m_empList[m_nCurrEmp].m_bMarried	 = dlg.m_bMarried;
		pDoc->m_empList[m_nCurrEmp].m_strDept	 = dlg.m_strDept;
		pDoc->m_empList[m_nCurrEmp].m_strPosition = dlg.m_strPosition;
		pDoc->m_empList[m_nCurrEmp].m_fSalary	 = dlg.m_fSalary;
		pDoc->SetModifiedFlag();
		Invalidate();
	}

}

void CMyView::OnDelete() 
{
	// TODO: Add your command handler code here
	CMyDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	if(pDoc->m_nCount)
	{
		for(int i=m_nCurrEmp; i<pDoc->m_nCount-1; i++)
			pDoc->m_empList[i] = pDoc->m_empList[i+1];
		pDoc->m_nCount--;
		if(m_nCurrEmp > pDoc->m_nCount-1)
			m_nCurrEmp = pDoc->m_nCount-1;
		pDoc->SetModifiedFlag();
		Invalidate();
	}

}

void CMyView::OnEdit() 
{
	// TODO: Add your command handler code here
	CMyDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	if(pDoc->m_nCount)
	{
		CEmpDlg dlg;
		dlg.m_strName    = pDoc->m_empList[m_nCurrEmp].m_strName;
		dlg.m_nSex	     = pDoc->m_empList[m_nCurrEmp].m_nSex;
		dlg.m_tBirthdate = pDoc->m_empList[m_nCurrEmp].m_tBirthdate;
		dlg.m_bMarried   = pDoc->m_empList[m_nCurrEmp].m_bMarried;
		dlg.m_strDept    = pDoc->m_empList[m_nCurrEmp].m_strDept;
		dlg.m_strPosition  = pDoc->m_empList[m_nCurrEmp].m_strPosition;
		dlg.m_fSalary    = pDoc->m_empList[m_nCurrEmp].m_fSalary;
		if(dlg.DoModal() == IDOK)
		{
			pDoc->m_empList[m_nCurrEmp].m_strName    = dlg.m_strName;
			pDoc->m_empList[m_nCurrEmp].m_nSex		 = dlg.m_nSex;
			pDoc->m_empList[m_nCurrEmp].m_tBirthdate = dlg.m_tBirthdate;
			pDoc->m_empList[m_nCurrEmp].m_bMarried	 = dlg.m_bMarried;
			pDoc->m_empList[m_nCurrEmp].m_strDept	 = dlg.m_strDept;
			pDoc->m_empList[m_nCurrEmp].m_strPosition	 = dlg.m_strPosition;
			pDoc->m_empList[m_nCurrEmp].m_fSalary	 = dlg.m_fSalary;
			pDoc->SetModifiedFlag();
			Invalidate();
		}
	}

}

void CMyView::OnNext() 
{
	// TODO: Add your command handler code here
	CMyDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	if(pDoc->m_nCount > 1)
	{
		if(m_nCurrEmp == pDoc->m_nCount-1)
			m_nCurrEmp = 0;
		else
			m_nCurrEmp++;
	}
	Invalidate();
}

void CMyView::OnPrev() 
{
	// TODO: Add your command handler code here
	CMyDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	if(pDoc->m_nCount > 1)
	{
		if(m_nCurrEmp == 0)
			m_nCurrEmp = pDoc->m_nCount-1;
		else
			m_nCurrEmp--;
	}
	Invalidate();
}