adodbdlg.cpp

VC++一个数据库的开发

// AdoDBDlg.cpp : implementation file
//

#include "stdafx.h"
#include "AdoDB.h"

#include "AdoDBDlg.h"


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

/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CAdoDBDlg dialog

CAdoDBDlg::CAdoDBDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CAdoDBDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CAdoDBDlg)
		// 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(IDI_ICON1);
}

void CAdoDBDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAdoDBDlg)
	DDX_Control(pDX, IDC_EQUAL, m_ctlSearchEqual);
	DDX_Control(pDX, IDC_SERACH_VAR, m_ctlSearchVar);
	DDX_Control(pDX, IDC_SEARCH_VALUE, m_ctlSearchValue);
	DDX_Control(pDX, IDC_LIST, m_ctlList);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAdoDBDlg, CDialog)
	//{{AFX_MSG_MAP(CAdoDBDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_EXIT, OnExit)
	ON_BN_CLICKED(IDC_OPEN, OnOpen)
	ON_BN_CLICKED(IDC_COLOR, OnColor)
	ON_BN_CLICKED(IDC_NEW, OnNew)
	ON_BN_CLICKED(IDC_DELETE, OnDelete)
	ON_BN_CLICKED(IDC_Modify, OnModify)
	ON_BN_CLICKED(IDC_ALL_RECORD, OnAllRecord)
	ON_BN_CLICKED(IDC_SEARCH, OnSearch)
	ON_BN_CLICKED(IDC_COLOR_TEXT, OnColorText)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CAdoDBDlg message handlers

BOOL CAdoDBDlg::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
	::AfxOleInit();

	m_listboxFont.CreatePointFont(130,_T("黑体"));
	m_ctlList.SetFont(&m_listboxFont);
	m_ctlList.SetTextColor(RGB(0,0,255));
	CRect rc;
	m_ctlList.GetClientRect(&rc);
	m_ctlList.InsertColumn(0,_T("Name"),LVCFMT_LEFT,80);
	m_ctlList.InsertColumn(1,_T("Tel-Number"),LVCFMT_LEFT,120);
	m_ctlList.InsertColumn(2,_T("Time"),LVCFMT_LEFT,180);
	m_ctlList.InsertColumn(3,_T("Message"),LVCFMT_LEFT,rc.Width()-380);
	m_ctlList.SetExtendedStyle(LVS_EX_GRIDLINES|LVS_EX_HEADERDRAGDROP|LVS_EX_FULLROWSELECT);
	

	m_pDBManager=new CDBManager(_Access);

	m_ctlSearchVar.SetCurSel(0);
	m_ctlSearchEqual.SetCurSel(1);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CAdoDBDlg::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 CAdoDBDlg::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 CAdoDBDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CAdoDBDlg::OnExit() 
{
	// TODO: Add your control notification handler code here
	OnCancel();
}

void CAdoDBDlg::OnOpen() 
{
	// TODO: Add your control notification handler code here
	StConnPar stPar;
	sprintf(stPar.szFilePath,_T("D:\\client_manager.mdb"));
	if(m_pDBManager->Open(&stPar))
	{
		TalkInfoSet data_set;
		if(m_pDBManager->GetTalkInformations(data_set))
		{
			ShowDataSet(data_set);
		}
		else
		{
			CString strMsg=_T("连接数据库已连接,获取数据失败,原因:\n");
			strMsg+=m_pDBManager->GetLastError();
			AfxMessageBox(strMsg);
		}
	}
	else
	{
		CString strMsg=_T("连接数据库失败,原因:\n");
		strMsg+=m_pDBManager->GetLastError();
		AfxMessageBox(strMsg);
	}
}

void CAdoDBDlg::ShowDataSet(TalkInfoSet& ds)
{
	m_ctlList.DeleteAllItems();
	int nCount=ds.GetSize();
	for (int i=0;i<nCount;i++)
	{
		StClientTalkInfo& st=ds.GetAt(i);
		int index = m_ctlList.InsertItem(0,st.szClientName);
		m_ctlList.SetItemText(index,1,st.szPhoneNumber);
		m_ctlList.SetItemText(index,2,st.dtTime.Format());
		m_ctlList.SetItemText(index,3,st.szMessage);
		m_ctlList.SetItemData(index,st.lID);
	}
}
void CAdoDBDlg::OnCancel()
{
	m_pDBManager->Close();
	delete m_pDBManager;
	m_pDBManager=0;
	CDialog::OnCancel();
}

void CAdoDBDlg::OnColor() 
{
	CColorDialog dlg;
	if(dlg.DoModal()==IDOK)
	{
		COLORREF color=dlg.GetColor();
		m_ctlList.SetBkColor(color);
		m_ctlList.SetTextBkColor(color);
		m_ctlList.Invalidate();
	}
}

void CAdoDBDlg::OnNew() 
{
	//delete &m_dlgNewModify;
	if(!IsWindow(m_dlgNewModify.GetSafeHwnd()))
	{
		RECT rc,rc2;
		m_dlgNewModify.m_pDBManager=m_pDBManager;
		StClientTalkInfo st;
		m_dlgNewModify.m_stRecord=st;
		m_dlgNewModify.Create(CNewModifyDlg::IDD,this);
		this->GetWindowRect(&rc);
		m_dlgNewModify.GetWindowRect(&rc2);
		
		rc.top=rc.bottom;
		rc.bottom+=(rc2.bottom-rc2.top);

		m_dlgNewModify.MoveWindow(&rc);
		m_dlgNewModify.ShowWindow(SW_NORMAL);
	}
	else
	{
		AfxMessageBox(_T("当前已有[修改\\插入]数据操作未处理!"));
	}	
}


BOOL CAdoDBDlg::PreTranslateMessage(MSG* pMsg) 
{
	// TODO: Add your specialized code here and/or call the base class

	return CDialog::PreTranslateMessage(pMsg);
}


void CAdoDBDlg::OnDelete() 
{
	int index=m_ctlList.GetSelectionMark();
	if (index!=CB_ERR)
	{
		CString strFormat=_T("确定删除该记录?\n----------------------------\nID:%s\nName:%s\nTime:%s\nMessaage:%s");
		CString strMsg;
		strMsg.Format(strFormat,m_ctlList.GetItemText(index,0),
						m_ctlList.GetItemText(index,1),
						m_ctlList.GetItemText(index,2),
						m_ctlList.GetItemText(index,3));
		
		LONG lID=m_ctlList.GetItemData(index);
		if(IDOK==AfxMessageBox(strMsg,MB_OKCANCEL|MB_ICONWARNING|MB_DEFBUTTON2))
		{
			if(m_pDBManager->DeleteRecord(lID))
			{
				m_ctlList.DeleteItem(index);
			}
			else
			{
				CString strMsg=_T("连接数据库失败,原因:\n");
				strMsg+=m_pDBManager->GetLastError();
				AfxMessageBox(strMsg);
			}
		}
	}	
}

void CAdoDBDlg::OnModify() 
{
	int index=m_ctlList.GetSelectionMark();
	if (index!=CB_ERR)
	{		
		LONG lID=m_ctlList.GetItemData(index);
		CString strSQLCmd;
		strSQLCmd.Format(_T("select * from talk_info where id = %d"),lID);
		TalkInfoSet data_set;
		if(m_pDBManager->GetTalkInformations(data_set,strSQLCmd))
		{
			if(data_set.GetSize()>0)
			{
				StClientTalkInfo& st=data_set.GetAt(0);
				
				RECT rc,rc2;

				if(!IsWindow(m_dlgNewModify.GetSafeHwnd()))
				{
					m_dlgNewModify.m_pDBManager=m_pDBManager;
					m_dlgNewModify.m_stRecord=st;
					m_dlgNewModify.Create(CNewModifyDlg::IDD,this);
					this->GetWindowRect(&rc);
					m_dlgNewModify.GetWindowRect(&rc2);
					
					rc.top=rc.bottom;
					rc.bottom+=(rc2.bottom-rc2.top);

					m_dlgNewModify.MoveWindow(&rc);
					m_dlgNewModify.ShowWindow(SW_NORMAL);
				}
				else
				{
					AfxMessageBox(_T("当前已有[修改\\插入]数据操作未处理!"));
				}				
			}
		}
		else
		{
			CString strMsg=_T("操作失败,原因:\n");
			strMsg+=m_pDBManager->GetLastError();
			AfxMessageBox(strMsg);
		}
	}
}

void CAdoDBDlg::OnAllRecord() 
{
	TalkInfoSet data_set;
	if(m_pDBManager->GetTalkInformations(data_set))
	{
		ShowDataSet(data_set);
	}
	else
	{
		CString strMsg=_T("获取数据失败,原因:\n");
		strMsg+=m_pDBManager->GetLastError();
		AfxMessageBox(strMsg);
	}	
}

void CAdoDBDlg::OnSearch() 
{
	CString strFormat=_T("select * from talk_info where %s %s'%s'");
	CString strSQLCmd;
	CString strVar;
	CString strEqual;
	CString strValue;

	int index=m_ctlSearchVar.GetCurSel();
	if (index==0)
	{
		strVar=_T("message");
	}
	else if (index==1)
	{
		strVar=_T("client_name");
	}
	else
	{
		strVar=_T("phone_number");
	}

	

	m_ctlSearchValue.GetWindowText(strValue);
	
	index=m_ctlSearchEqual.GetCurSel();
	if (index==0)
	{
		strSQLCmd.Format(_T("select * from talk_info where %s ='%s'"),
			strVar,strValue);
	}
	else
	{
		strSQLCmd.Format(_T("select * from talk_info where %s like'%%%s%%'"),
			strVar,strValue);
	}

	
	TalkInfoSet data_set;
	if(m_pDBManager->GetTalkInformations(data_set,strSQLCmd))
	{
		ShowDataSet(data_set);
	}
	else
	{
		CString strMsg=_T("查询数据失败,原因:\n");
		strMsg+=m_pDBManager->GetLastError();
		AfxMessageBox(strMsg);
	}	
}

void CAdoDBDlg::OnColorText() 
{
	CColorDialog dlg;
	if(dlg.DoModal()==IDOK)
	{
		COLORREF color=dlg.GetColor();
		m_ctlList.SetTextColor(color);
		m_ctlList.Invalidate();
	}
}