www.pudn.com > 控制进程的封装类.zip > pipingDlg.cpp
// pipingDlg.cpp : implementation file
//
#include "stdafx.h"
#include "piping.h"
#include "pipingDlg.h"
#include "process.h"
#include "cverror.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
IMPLEMENT_MSG(UPM_FINISHED)
IMPLEMENT_MSG(UPM_LINE)
/////////////////////////////////////////////////////////////////////////////
// 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
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)
// No message handlers
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CPipingDlg dialog
CPipingDlg::CPipingDlg(CWnd* pParent /*=NULL*/)
: CDialog(CPipingDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CPipingDlg)
// 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);
running = FALSE;
}
void CPipingDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CPipingDlg)
DDX_Control(pDX, IDC_RUN, c_Run);
DDX_Control(pDX, IDC_CLEAR, c_Clear);
DDX_Control(pDX, IDC_COMMAND_CAPTION, x_Command);
DDX_Control(pDX, IDC_OUPUT, c_Output);
DDX_Control(pDX, IDC_COMMAND, c_Command);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CPipingDlg, CDialog)
ON_REGISTERED_MESSAGE(UPM_FINISHED, OnFinished)
ON_REGISTERED_MESSAGE(UPM_LINE, OnLine)
//{{AFX_MSG_MAP(CPipingDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_WM_CLOSE()
ON_WM_SIZE()
ON_BN_CLICKED(IDC_CLEAR, OnClear)
ON_BN_CLICKED(IDC_RUN, OnRun)
ON_EN_CHANGE(IDC_COMMAND, OnChangeCommand)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CPipingDlg message handlers
BOOL CPipingDlg::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
updateControls();
return TRUE; // return TRUE unless you set the focus to a control
}
void CPipingDlg::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 CPipingDlg::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 CPipingDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
void CPipingDlg::OnOK()
{
}
void CPipingDlg::OnCancel()
{
}
void CPipingDlg::OnClose()
{
CDialog::OnOK();
}
void CPipingDlg::OnSize(UINT nType, int cx, int cy)
{
CDialog::OnSize(nType, cx, cy);
// TODO: Add your message handler code here
}
void CPipingDlg::OnClear()
{
c_Output.ResetContent();
updateControls();
}
/****************************************************************************
* CPipingDlg::OnRun
* Result: void
*
* Effect:
* Runs the process
****************************************************************************/
void CPipingDlg::OnRun()
{
CString cmd;
c_Command.GetWindowText(cmd);
Process * p = new Process(cmd, this);
running = p->run();
if(!running)
{ /* failed */
DWORD err = ::GetLastError();
CString errstr = cvError(err);
c_Output.AddString(errstr);
} /* failed */
updateControls();
} // CPipingDlg::OnRun
/****************************************************************************
* CPipingDlg::OnLine
* Inputs:
* WPARAM wParam: (WPARAM)(CString *) String to display
* LPARAM: ignored
* Result: LRESULT
* Logically void, 0, always
* Effect:
* Adds the line to the output listing
****************************************************************************/
LRESULT CPipingDlg::OnLine(WPARAM wParam, LPARAM)
{
CString * s = (CString *)wParam;
c_Output.AddString(*s);
delete s;
return 0;
} // CPipingDlg::OnLine
/****************************************************************************
* CPipingDlg::OnFinished
* Inputs:
* WPARAM: status word
* LPARAM: ignored
* Result: LRESULT
* Logically void, 0, always
* Effect:
* Notes that the process has finished
****************************************************************************/
LRESULT CPipingDlg::OnFinished(WPARAM wParam, LPARAM)
{
running = FALSE;
if(wParam != 0)
{ /* has error */
c_Output.AddString(cvError((DWORD)wParam));
} /* has error */
updateControls();
return 0;
} // CPipingDlg::OnFinished
/****************************************************************************
* CPipingDlg::updateControls
* Result: void
*
* Effect:
* Updates the controls
****************************************************************************/
void CPipingDlg::updateControls()
{
BOOL enable = TRUE;
CString cmd;
c_Command.GetWindowText(cmd);
cmd.TrimLeft();
cmd.TrimRight();
enable &= (cmd.GetLength() > 0);
c_Run.EnableWindow(enable && !running);
c_Command.EnableWindow(!running);
x_Command.EnableWindow(!running);
c_Clear.EnableWindow(c_Output.GetCount() > 0);
} // CPipingDlg::updateControls
void CPipingDlg::OnChangeCommand()
{
updateControls();
}