pipeservdlg.cpp

<win2k程序设计>的源码.麦格劳希尔,清华出版.作者:Raj Rajagopal & Subodh Monica

// PipeServDlg.cpp : implementation file
//

#include "stdafx.h"
#include "PipeServ.h"
#include "PipeServDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CPipeServDlg dialog

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

void CPipeServDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CPipeServDlg)
	DDX_Text(pDX, IDC_EDIT, m_pipedata);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CPipeServDlg, CDialog)
	//{{AFX_MSG_MAP(CPipeServDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDOK, OnSend)
	ON_BN_CLICKED(IDCANCEL, OnExit)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPipeServDlg message handlers

BOOL CPipeServDlg::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
    STARTUPINFO startupInfo;
    PROCESS_INFORMATION processInfo;
    memset (&startupInfo, 0, sizeof(STARTUPINFO));
    startupInfo.cb = sizeof(STARTUPINFO);
    startupInfo.dwFlags = STARTF_USESTDHANDLES;
    startupInfo.hStdInput=hRead;

    if (!CreateProcess("e:/book/Ch10/AnonPipe/Client/Release/PipeClient.exe",
                   NULL, NULL, NULL, TRUE, 0, NULL, NULL, &startupInfo, &processInfo))
    {
        DWORD rc;
        char szMessage[1024];
        rc = GetLastError();
        FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, rc, 0, szMessage, 1024, NULL);
        MessageBox(szMessage, "Error");
        EndDialog(0);
    }

	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 CPipeServDlg::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 CPipeServDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CPipeServDlg::OnSend() 
{
	// TODO: Add your control notification handler code here
    DWORD dwBytesWritten;
    UpdateData();
    if (!WriteFile(hWrite, m_pipedata, m_pipedata.GetLength(),&dwBytesWritten, NULL))
    {
        DWORD rc;
        char szMessage[1024];
        rc = GetLastError();
        FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, rc, 0, szMessage, 1024, NULL);
        MessageBox(szMessage, "Error");
        WriteFile(hWrite, "\r\n", 2,&dwBytesWritten, NULL);
        EndDialog(0);
    }
    else
    {
        m_pipedata="";
        UpdateData(FALSE);
    }

}

void CPipeServDlg::OnExit() 
{
	// TODO: Add your control notification handler code here
    DWORD dwBytesWritten;
    WriteFile(hWrite, "\r\n", 2,&dwBytesWritten, NULL);
    EndDialog(TRUE);	
}

void CPipeServDlg::SetReadHandle(HANDLE hr) 
{
    hRead = hr;
}

void CPipeServDlg::SetWriteHandle(HANDLE hw) 
{
    hWrite = hw;
}