mainfrm.cpp

一个完整的VC对数据库操作的实例

// MainFrm.cpp : implementation of the CMainFrame class
//

#include "stdafx.h"
#include "Access.h"

#include "MainFrm.h"

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

/////////////////////////////////////////////////////////////////////////////
// CMainFrame

IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd)

BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd)
	//{{AFX_MSG_MAP(CMainFrame)
	ON_WM_CREATE()
	ON_WM_ERASEBKGND()
	ON_COMMAND(ID_VIEW_INDEXBAR, OnViewIndexbar)
	ON_UPDATE_COMMAND_UI(ID_VIEW_INDEXBAR, OnUpdateViewIndexbar)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

static UINT indicators[] =
{
	ID_SEPARATOR,           // status line indicator
	ID_INDICATOR_CAPS,
	ID_INDICATOR_NUM,
	ID_INDICATOR_SCRL,
};

/////////////////////////////////////////////////////////////////////////////
// CMainFrame construction/destruction

CMainFrame::CMainFrame()
{
	return;	
}

CMainFrame::~CMainFrame()
{

}

int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	if (!m_wndToolBar.CreateEx(this) ||
		!m_wndToolBar.LoadToolBar(IDR_MAINFRAME))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}
	
/*	if (!m_wndDlgBar.Create(this, IDR_MAINFRAME, 
		CBRS_ALIGN_TOP, AFX_IDW_DIALOGBAR))
	{
		TRACE0("Failed to create dialogbar\n");
		return -1;		// fail to create
	}
*/
	
	if (!m_wndReBar.Create(this) ||
		!m_wndReBar.AddBar(&m_wndToolBar))
	{
		TRACE0("Failed to create rebar\n");
		return -1;      // fail to create
	}
	
	if (!m_wndStatusBar.Create(this) ||
		!m_wndStatusBar.SetIndicators(indicators,
		sizeof(indicators)/sizeof(UINT)))
	{
		TRACE0("Failed to create status bar\n");
		return -1;      // fail to create
	}
	
	if (!m_wndLeftBar.Create(this, CSize(200, 100), 
		CBRS_SIZE_DYNAMIC | CBRS_GRIPPER | CBRS_ALIGN_LEFT, AFX_IDW_DIALOGBAR + 1) )
	{
		TRACE0("Failed to create dialogbar\n");
		return -1;		// fail to create
	}
	m_wndLeftBar.SetWindowText("数据库信息");


	// TODO: Remove this if you don't want tool tips
	m_wndToolBar.SetBarStyle(m_wndToolBar.GetBarStyle() |
		CBRS_TOOLTIPS | CBRS_FLYBY);

	return 0;
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
	if( !CFrameWnd::PreCreateWindow(cs) )
		return FALSE;
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CMainFrame diagnostics

#ifdef _DEBUG
void CMainFrame::AssertValid() const
{
	CFrameWnd::AssertValid();
}

void CMainFrame::Dump(CDumpContext& dc) const
{
	CFrameWnd::Dump(dc);
}

#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CMainFrame message handlers


BOOL CMainFrame::OnEraseBkgnd(CDC* pDC) 
{
	// TODO: Add your message handler code here and/or call default
	
	return CFrameWnd::OnEraseBkgnd(pDC);
}

void CMainFrame::OnViewIndexbar() 
{
	this->ShowControlBar(&m_wndLeftBar, !m_wndLeftBar.IsWindowVisible(), TRUE);
	
}

void CMainFrame::OnUpdateViewIndexbar(CCmdUI* pCmdUI) 
{
	pCmdUI->SetCheck(m_wndLeftBar.IsWindowVisible());
}