matrixcalculatordlg.cpp

一款用C++制作的矩阵运算器,不但可以直接用于矩阵计算.而且对想提高C++编程的朋友很有帮助。

// MatrixCalculatorDlg.cpp : implementation file
//

#include "stdafx.h"
#include "MatrixCalculator.h"
#include "MatrixCalculatorDlg.h"
#include "Matrix.h"
#include "Complex.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	afx_msg void Onluru1();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
	ON_COMMAND(ID_luru1, Onluru1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMatrixCalculatorDlg dialog

CMatrixCalculatorDlg::CMatrixCalculatorDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMatrixCalculatorDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMatrixCalculatorDlg)
	m_strMatrix1 = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CMatrixCalculatorDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMatrixCalculatorDlg)
	DDX_Text(pDX, IDC_EDIT1, m_strMatrix1);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CMatrixCalculatorDlg, CDialog)
	//{{AFX_MSG_MAP(CMatrixCalculatorDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON5, OnButton5)
	ON_BN_CLICKED(IDC_BUTTON10, OnButton10)
	ON_COMMAND(ID_luru1, Onluru1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMatrixCalculatorDlg message handlers

BOOL CMatrixCalculatorDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CMatrixCalculatorDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CMatrixCalculatorDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CMatrixCalculatorDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}
// 转置
void CMatrixCalculatorDlg::OnButton3() 
{
	// 构造矩阵
	CMatrix mtxA, mtxC;

	// 获取数据
	UpdateData();
	mtxA.FromString(m_strMatrix1);

	// 矩阵转置
	mtxC = mtxA.Transpose();

	// 显示数据
	m_strMatrix3 = mtxC.ToString(" ");
	AfxMessageBox(m_strMatrix3, MB_OK|MB_ICONINFORMATION);
}

// 实矩阵求逆的全选主元高斯－约当法
void CMatrixCalculatorDlg::OnButton5() 
{
	// 构造矩阵
	CMatrix mtxA;

	// 获取数据
	UpdateData();
	mtxA.FromString(m_strMatrix1);

	// 实矩阵求逆的全选主元高斯－约当法
	if (mtxA.InvertGaussJordan())
		m_strMatrix3 = mtxA.ToString(" ");
	else
		m_strMatrix3 = "求解失败";

	// 显示数据
	AfxMessageBox(m_strMatrix3, MB_OK|MB_ICONINFORMATION);
}

// 求矩阵秩的全选主元高斯消去法
void CMatrixCalculatorDlg::OnButton10() 
{
	// 构造矩阵
	CMatrix mtxA;

	// 获取数据
	UpdateData();
	mtxA.FromString(m_strMatrix1);

	// 求矩阵秩的全选主元高斯消去法
	int nValue = mtxA.RankGauss();
	m_strMatrix3.Format("%d", nValue);

	// 显示数据
	AfxMessageBox(m_strMatrix3, MB_OK|MB_ICONINFORMATION);
}
void CAboutDlg::Onluru1() 
{
	// TODO: Add your command handler code here
     //m_strMatrix1.getHideSelection=true;
}

void CMatrixCalculatorDlg::Onluru1() 
{
	// TODO: Add your command handler code here
  // IDC_EDIT1.Enabled=true;
 
}