MFC学习笔记2 TabControl和MFC程序

"pch.h"  
#include "TabSheet.h"  
 
#ifdef _DEBUG  
#define new DEBUG_NEW  
#undef THIS_FILE  
static char THIS_FILE[] = __FILE__;  
#endif  
 
/////////////////////////////////////////////////////////////////////////////  
// CTabSheet  
 
CTabSheet::CTabSheet()  
{  
    m_nNumOfPages = 0;  
    m_nCurrentPage = 0;  
}  
 
CTabSheet::~CTabSheet()  
{  
}  
 
 
BEGIN_MESSAGE_MAP(CTabSheet, CTabCtrl)  
    //{{AFX_MSG_MAP(CTabSheet)  
    ON_WM_LBUTTONDOWN()  
    //}}AFX_MSG_MAP  
END_MESSAGE_MAP()  
 
/////////////////////////////////////////////////////////////////////////////  
// CTabSheet message handlers  
 
BOOL CTabSheet::AddPage(LPCTSTR title, CDialog *pDialog,UINT ID)  
{  
    if( MAXPAGE == m_nNumOfPages )  
        return FALSE;  
 
    m_nNumOfPages++;  
 
    m_pPages[m_nNumOfPages-1] = pDialog;  
    m_IDD[m_nNumOfPages-1] = ID;  
    m_Title[m_nNumOfPages-1] = title;  
 
    return TRUE;  
}  
 
void CTabSheet::SetRect()  
{  
    CRect tabRect, itemRect;  
    int nX, nY, nXc, nYc;  
 
    GetClientRect(&tabRect);  
    GetItemRect(0, &itemRect);  
 
    nX=itemRect.left;  
    nY=itemRect.bottom+1;  
    nXc=tabRect.right-itemRect.left-2;  
    nYc=tabRect.bottom-nY-2;  
 
    m_pPages[0]->SetWindowPos(&wndTop, nX, nY, nXc, nYc, SWP_SHOWWINDOW);  
    for( int nCount=1; nCount < m_nNumOfPages; nCount++ )  
        m_pPages[nCount]->SetWindowPos(&wndTop, nX, nY, nXc, nYc, SWP_HIDEWINDOW);  
 
}  
 
void CTabSheet::Show()  
{  
    for( int i=0; i < m_nNumOfPages; i++ )  
    {  
        m_pPages[i]->Create( m_IDD[i], this );  
        InsertItem( i, m_Title[i] );  
    }  
 
    m_pPages[0]->ShowWindow(SW_SHOW);  
    for( int i=1; i < m_nNumOfPages; i++)  
        m_pPages[i]->ShowWindow(SW_HIDE);  
 
    SetRect();  
 
}  
 
void CTabSheet::OnLButtonDown(UINT nFlags, CPoint point)   
{  
    CTabCtrl::OnLButtonDown(nFlags, point);  
 
    if(m_nCurrentPage != GetCurFocus())  
    {  
        m_pPages[m_nCurrentPage]->ShowWindow(SW_HIDE);  
        m_nCurrentPage=GetCurFocus();  
        m_pPages[m_nCurrentPage]->ShowWindow(SW_SHOW);  
        //      m_pPages[m_nCurrentPage]->SetFocus();  
    }  
}  
 
int CTabSheet::SetCurSel(int nItem)  
{  
    if( nItem < 0 || nItem >= m_nNumOfPages)  
        return -1;  
 
    int ret = m_nCurrentPage;  
 
    if(m_nCurrentPage != nItem )  
    {  
        m_pPages[m_nCurrentPage]->ShowWindow(SW_HIDE);  
        m_nCurrentPage = nItem;  
        m_pPages[m_nCurrentPage]->ShowWindow(SW_SHOW);  
        //      m_pPages[m_nCurrentPage]->SetFocus();  
        CTabCtrl::SetCurSel(nItem);  
    }  
 
    return ret;  
}  
 
int CTabSheet::GetCurSel()  
{  
    return CTabCtrl::GetCurSel();  
} 
 
//释放page资源
void CTabSheet::Free()
{
 
    CTabCtrl::DeleteAllItems();
    for( int i=0; i < m_nNumOfPages; i++ )  
    {  
        m_pPages[i]->DestroyWindow();
        m_IDD[i] = NULL;
        m_Title[i] = NULL;
    
    }  
    m_nCurrentPage = 0;
    m_nNumOfPages = 0;
    //CTabCtrl::DestroyWindow();  //注意不要将this指针释放了
}

• TabSheet.h

 1 #if !defined(AFX_TABSHEET_H__42EE262D_D15F_46D5_8F26_28FD049E99F4__INCLUDED_)  
 2 #define AFX_TABSHEET_H__42EE262D_D15F_46D5_8F26_28FD049E99F4__INCLUDED_  
 3  
 4 #if _MSC_VER > 1000  
 5 #pragma once  
 6 #endif // _MSC_VER > 1000  
 7 // TabSheet.h : header file  
 8 //  
 9  
10 /////////////////////////////////////////////////////////////////////////////  
11 // CTabSheet window  
12 #define MAXPAGE 16  
13  
14 class CTabSheet : public CTabCtrl  
15 {  
16     // Construction  
17 public:  
18     CTabSheet();  
19  
20     // Attributes  
21 public:  
22  
23     // Operations  
24 public:  
25  
26     // Overrides  
27     // ClassWizard generated virtual function overrides  
28     //{{AFX_VIRTUAL(CTabSheet)  
29     //}}AFX_VIRTUAL  
30  
31     // Implementation  
32 public:  
33     int GetCurSel();  
34     int SetCurSel(int nItem);  
35     void Show();  
36     void Free();
37  
38     void SetRect();  
39     BOOL AddPage(LPCTSTR title, CDialog *pDialog, UINT ID);  
40     virtual ~CTabSheet();  
41  
42     // Generated message map functions  
43 protected:  
44     LPCTSTR m_Title[MAXPAGE];  
45     UINT m_IDD[MAXPAGE];  
46     CDialog* m_pPages[MAXPAGE];  
47     int m_nNumOfPages;  
48     int m_nCurrentPage;  
49     //{{AFX_MSG(CTabSheet)  
50     afx_msg void OnLButtonDown(UINT nFlags, CPoint point);  
51     //}}AFX_MSG  
52  
53     DECLARE_MESSAGE_MAP()  
54 };  
55  
56 /////////////////////////////////////////////////////////////////////////////  
57  
58 //{{AFX_INSERT_LOCATION}}  
59 // Microsoft Visual C++ will insert additional declarations immediately before the previous line.  
60  
61 #endif // !defined(AFX_TABSHEET_H__42EE262D_D15F_46D5_8F26_28FD049E99F4__INCLUDED_)

1     m_tab.AddPage(TEXT("第一页"), &dlg1, IDD_DIALOG1);
2     m_tab.AddPage(TEXT("第二页"), &dlg2, IDD_DIALOG2);
3     //显示
4     m_tab.Show();