在MDI程序中，如何新建一个子窗口？

[guchan]

我想打开一个数据库表格，要把它显示出来，要新建一个子窗口，请问各位大侠该怎么办？多谢!

[prometheusphinx]

OnNewDocument

[sam1111]

也可以直接用CChildFrame的Create方法

[prometheusphinx]

OnFileNew();

[afraidboy]

// Result.h : header file
//

/////////////////////////////////////////////////////////////////////////////
// CResult frame

class CResult : public CMDIChildWnd
{
DECLARE_DYNCREATE(CResult)
protected:

// Attributes
public:
// CListBoxCtrl m_lcRecordset;
// CImageList m_largIcon;
// CImageList m_smallIcon;
CListCtrl *m_pListCtrl;

// Operations
public:
CResult(); // protected constructor used by dynamic creation

// Overrides
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CResult)
public:
//}}AFX_VIRTUAL

// Implementation
protected:
virtual ~CResult();

// Generated message map functions
//{{AFX_MSG(CResult)
afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
//}}AFX_MSG
DECLARE_MESSAGE_MAP()
};

// Result.cpp : implementation file
//


int CResult::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
if (CMDIChildWnd::OnCreate(lpCreateStruct) == -1)
return -1;
//AfxMessageBox("i am in oncreate");
// TODO: Add your specialized creation code here

CListCtrl *pListCtrl=new CListCtrl;
pListCtrl->Create(WS_VISIBLE|LVS_ALIGNTOP|LVS_REPORT,CRect(0,0,2000,2000),this,0);
pListCtrl->InsertColumn(0,"大小",LVCFMT_LEFT,50,50);
pListCtrl->InsertColumn(0,"目标MAC地址",LVCFMT_LEFT,100,50);
pListCtrl->InsertColumn(0,"目标端口",LVCFMT_LEFT,50,50);
pListCtrl->InsertColumn(0,"目标IP地址",LVCFMT_LEFT,100,50);
pListCtrl->InsertColumn(0,"源MAC地址",LVCFMT_LEFT,100,50);
pListCtrl->InsertColumn(0,"源端口",LVCFMT_LEFT,50,50);
pListCtrl->InsertColumn(0,"源IP地址",LVCFMT_LEFT,100,50);
pListCtrl->InsertColumn(0,"时间",LVCFMT_LEFT,100,50);

pListCtrl->SetFocus();
m_pListCtrl=pListCtrl;

try
{
_CommandPtr m_pCommand;
_RecordsetPtr Rs1;
m_pCommand.CreateInstance("ADODB.Command");
_variant_t vNULL;
vNULL.vt = VT_ERROR;
vNULL.scode = DISP_E_PARAMNOTFOUND;

m_pCommand->ActiveConnection=Conn1;
m_pCommand->CommandText = strSqlCommand.GetBuffer(0);
Rs1=m_pCommand->Execute(&vNULL,&vNULL,adCmdText);
_variant_t vTime,vFromIP,vFromPort,vFromMac,vToIP,vToPort,vToMac,vSize;
char fport[6],tport[6],size[6];
for(int nListEntry=0; !Rs1->adoEOF; nListEntry++)
{
vTime=Rs1->GetCollect("time");
vFromIP=Rs1->GetCollect("fromip");
vFromPort=Rs1->GetCollect("fromport");
itoa(vFromPort.lVal,fport,10);
vFromMac=Rs1->GetCollect("frommac");
vToIP=Rs1->GetCollect("toip");
vToPort=Rs1->GetCollect("toport");
itoa(vToPort.lVal,tport,10);
vToMac=Rs1->GetCollect("tomac");
vSize=Rs1->GetCollect("size");
itoa(vSize.lVal,size,10);

pListCtrl->InsertItem(nListEntry,(LPCTSTR)(_bstr_t)vTime,NULL);
pListCtrl->SetItemText(nListEntry,1,(LPCTSTR)(_bstr_t)vFromIP);
pListCtrl->SetItemText(nListEntry,2,fport);
pListCtrl->SetItemText(nListEntry,3,(LPCTSTR)(_bstr_t)vFromMac);
pListCtrl->SetItemText(nListEntry,4,(LPCTSTR)(_bstr_t)vToIP);
pListCtrl->SetItemText(nListEntry,5,tport);
pListCtrl->SetItemText(nListEntry,6,(LPCTSTR)(_bstr_t)vToMac);
pListCtrl->SetItemText(nListEntry,7,size);

Rs1->MoveNext();
}
}
catch(_com_error e)
{
CString errormessage;
errormessage.Format("查询数据库失败!\r\n错误信息:%s",e.ErrorMessage());
AfxMessageBox(errormessage);
}

return 0;
}

弹出窗口:
CResult* pResult;
pResult = new CResult();
pResult->Create(NULL,"查询结果",WS_MAXIMIZE|WS_HSCROLL|WS_VSCROLL|WS_OVERLAPPEDWINDOW|WS_VISIBLE|WS_CHILD,CRect(0,0,400,300),(CMainFrame*)AfxGetMainWnd(),0);

pResult->ShowWindow(SW_SHOW);

[afraidboy]

这100分该给我吧.我到现在专家分才3分拉,可怜!可怜!

[guchan]

afraidboy大侠，看了你的代码，我茅塞顿开，十分感谢。给分！！！