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Use5Dlg.cpp
资源名称:comp5.rar [点击查看]
上传用户:sz6275
上传日期:2022-06-17
资源大小:80k
文件大小:3k
源码类别:
ActiveX/DCOM/ATL
开发平台:
Visual C++
- // Use5Dlg.cpp : implementation file
- //
- #include "stdafx.h"
- #include "Use5.h"
- #include "Use5Dlg.h"
- #ifdef _DEBUG
- #define new DEBUG_NEW
- #undef THIS_FILE
- static char THIS_FILE[] = __FILE__;
- #endif
- /////////////////////////////////////////////////////////////////////////////
- // CUse5Dlg dialog
- CUse5Dlg::CUse5Dlg(CWnd* pParent /*=NULL*/)
- : CDialog(CUse5Dlg::IDD, pParent)
- {
- //{{AFX_DATA_INIT(CUse5Dlg)
- // NOTE: the ClassWizard will add member initialization here
- //}}AFX_DATA_INIT
- // Note that LoadIcon does not require a subsequent DestroyIcon in Win32
- m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
- }
- void CUse5Dlg::DoDataExchange(CDataExchange* pDX)
- {
- CDialog::DoDataExchange(pDX);
- //{{AFX_DATA_MAP(CUse5Dlg)
- // NOTE: the ClassWizard will add DDX and DDV calls here
- //}}AFX_DATA_MAP
- }
- BEGIN_MESSAGE_MAP(CUse5Dlg, CDialog)
- //{{AFX_MSG_MAP(CUse5Dlg)
- ON_WM_PAINT()
- ON_WM_QUERYDRAGICON()
- ON_BN_CLICKED(IDC_BUTTON8, OnButton8)
- //}}AFX_MSG_MAP
- END_MESSAGE_MAP()
- /////////////////////////////////////////////////////////////////////////////
- // CUse5Dlg message handlers
- BOOL CUse5Dlg::OnInitDialog()
- {
- CDialog::OnInitDialog();
- // 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
- }
- // 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 CUse5Dlg::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 CUse5Dlg::OnQueryDragIcon()
- {
- return (HCURSOR) m_hIcon;
- }
- void CUse5Dlg::OnButton8()
- {
- // 由于在stdafx.h中 #import 没有使用 no_namespace 因此要使用命名空间
- // 命名空间叫 SIMPLE1Lib,这个名称是组件的 IDL 文件中 Library 指定的
- try
- {
- // 这次使用智能指针的构造函数启动组件,书写简单。
- // 但也有缺点,因为如果失败的话,不知道失败的原因
- // SIMPLE1Lib::IFunPtr spFun( L"Simple1.fun.1" ); // ProgID 方式
- SIMPLE1Lib::IFunPtr spFun( __uuidof(SIMPLE1Lib::Fun) ); // CLSID 方式
- long nSum = spFun->Add( 1, 2 );
- CString sMsg;
- sMsg.Format( _T("1+2=%d"), nSum );
- AfxMessageBox( sMsg );
- _bstr_t sCat = spFun->Cat( _T("Hello"), _T(" world") );
- AfxMessageBox( sCat );
- }
- catch( _com_error &e )
- {
- e;
- AfxMessageBox( _T("Error") );
- }
- }