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使用书上的例子:
#include "stdafx.h"
#include "engine.h"
#include "TestMATLABEngine.h"
#include "TestMATLABEngineDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
// 用于应用程序“关于”菜单项的 CAboutDlg 对话框
class CAboutDlg : public CDialog
{
public:
CAboutDlg();
// 对话框数据
enum { IDD = IDD_ABOUTBOX };
protected:
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV 支持
// 实现
protected:
DECLARE_MESSAGE_MAP()
};
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}
void CAboutDlg: oDataExchange(CDataExchange* pDX)
{
CDialog: oDataExchange(pDX);
}
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()
// CTestMATLABEngineDlg 对话框
CTestMATLABEngineDlg::CTestMATLABEngineDlg(CWnd* pParent /*=NULL*/)
: CDialog(CTestMATLABEngineDlg::IDD, pParent)
{
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}
void CTestMATLABEngineDlg: oDataExchange(CDataExchange* pDX)
{
CDialog: oDataExchange(pDX);
}
BEGIN_MESSAGE_MAP(CTestMATLABEngineDlg, CDialog)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
//}}AFX_MSG_MAP
ON_BN_CLICKED(IDC_BTNPLOTSIN, &CTestMATLABEngineDlg::OnBnClickedBtnplotsin)
ON_BN_CLICKED(IDC_BTNPLOTCOS, &CTestMATLABEngineDlg::OnBnClickedBtnplotcos)
END_MESSAGE_MAP()
// CTestMATLABEngineDlg 消息处理程序
BOOL CTestMATLABEngineDlg::OnInitDialog()
{
CDialog::OnInitDialog();
// 将“关于...”菜单项添加到系统菜单中。
// IDM_ABOUTBOX 必须在系统命令范围内。
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);
}
}
// 设置此对话框的图标。当应用程序主窗口不是对话框时,框架将自动
// 执行此操作
SetIcon(m_hIcon, TRUE); // 设置大图标
SetIcon(m_hIcon, FALSE); // 设置小图标
// TODO: 在此添加额外的初始化代码
return TRUE; // 除非将焦点设置到控件,否则返回 TRUE
}
void CTestMATLABEngineDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
if ((nID & 0xFFF0) == IDM_ABOUTBOX)
{
CAboutDlg dlgAbout;
dlgAbout.DoModal();
}
else
{
CDialog::OnSysCommand(nID, lParam);
}
}
// 如果向对话框添加最小化按钮,则需要下面的代码
// 来绘制该图标。对于使用文档/视图模型的 MFC 应用程序,
// 这将由框架自动完成。
void CTestMATLABEngineDlg::OnPaint()
{
if (IsIconic())
{
CPaintDC dc(this); // 用于绘制的设备上下文
SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);
// 使图标在工作矩形中居中
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;
// 绘制图标
dc.DrawIcon(x, y, m_hIcon);
}
else
{
CDialog::OnPaint();
}
}
//当用户拖动最小化窗口时系统调用此函数取得光标显示。
//
HCURSOR CTestMATLABEngineDlg::OnQueryDragIcon()
{
return static_cast<HCURSOR>(m_hIcon);
}
void CTestMATLABEngineDlg::OnBnClickedBtnplotsin()
{
// TODO: Add your control notification handler code here
Engine *ep;
if(!(ep=engOpen(NULL)))
::MessageBox(NULL,"不能启动MATLAB engine","VC++调用matlab engine示例程序",MB_OK);
engEvalString(ep,"x=0:0.1:2*pi;y=sin(x);" ;
engEvalString(ep,"plot(x,y);" ;
engEvalString(ep,"subplot(2,1,1);plot(x,y);" ;
engEvalString(ep,"title('画正弦线');" ;
// engEvalString(ep,"x=0:0.1:2*pi;y=cos(x);" ;
// engEvalString(ep,"subplot(2,1,2);plot(x,y);" ;
// engEvalString(ep,"title('画余弦线');" ;
::MessageBox(NULL,"按下任意键继续","VC++调用matlab引擎",MB_OK);
engClose(ep);
}
void CTestMATLABEngineDlg::OnBnClickedBtnplotcos()
{
// TODO: Add your control notification handler code here
Engine *ep;
if(!(ep=engOpen(NULL)))
::MessageBox(NULL,"不能启动MATLAB engine","VC++调用matlab engine示例程序",MB_OK);
engEvalString(ep,"x=0:0.1:2*pi;y=cos(x);" ;
engEvalString(ep,"plot(x,y);" ;
engEvalString(ep,"title('画余弦线');" ;
::MessageBox(NULL,"按下任意键继续","VC++调用matlab引擎",MB_OK);
}
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