sdjbrdlg.cpp

这是一套学校设备管理系统的源码 里面有树形结构使用的很棒的方法

// sdjbrdlg.cpp : implementation file
//

#include "stdafx.h"
#include "xxgl.h"
#include "sdjbrdlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// Csdjbrdlg dialog
extern char g_jbr_name[1000][10];
extern int g_end_jbr;
extern char g_yszmcx_xzjbr_name[10];
extern int g_sdckfx_flag;

switch_to_english_mode(CWnd *wnd);
switch_to_chinese_mode(CWnd *wnd);
Set_to_item_end(CWnd *wd,int id);

Csdjbrdlg::Csdjbrdlg(CWnd* pParent /*=NULL*/)
	: CDialog(Csdjbrdlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(Csdjbrdlg)
	//}}AFX_DATA_INIT
}


void Csdjbrdlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(Csdjbrdlg)
	DDX_Control(pDX, IDC_jbr, m_jbr);
	//}}AFX_DATA_MAP
	FILE *fpe;
    int i,ret;
    char buf[100];

	if (g_sdckfx_flag == 0)
	  fpe = fopen("c:\\xxsbgl\\jbr.txt","rb");
    else
	  fpe = fopen("c:\\xxsbgl\\ckfx.txt","rb");
    g_end_jbr = 0;
	if (fpe != NULL){
	  ret = fscanf(fpe,"%s\n",buf);
	  while (ret > 0){
		if (strlen(buf) != 0){
          strcpy(g_jbr_name[g_end_jbr],buf);
          g_end_jbr ++;
        }
	    ret = fscanf(fpe,"%s\n",buf);
	  }
	  fclose(fpe);
    }
	m_jbr.InitStorage(1000,10);
	for (i=0;i<g_end_jbr;i++){
		m_jbr.AddString(g_jbr_name[i]);
    }
}


BEGIN_MESSAGE_MAP(Csdjbrdlg, CDialog)
	//{{AFX_MSG_MAP(Csdjbrdlg)
	ON_CBN_EDITCHANGE(IDC_jbr, OnEditchangejbr)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// Csdjbrdlg message handlers

void Csdjbrdlg::OnOK() 
{
	// TODO: Add extra validation here
	char buf[100];
	int n;
	CString str;

	GetDlgItemText(IDC_jbr,buf,20);
    if (buf[0] == 0){
		MessageBox("对不起,您没有选择经办人.",MB_OK);
		CWnd *wnd;
		wnd = GetDlgItem(IDC_jbr);
		wnd->SetFocus();
		return;
    }
	n = m_jbr.GetCurSel();
	if (n > 0){
      m_jbr.GetLBText(n,str);
	  strcpy(buf,str.GetBuffer(100));
	}
    strcpy(g_yszmcx_xzjbr_name,buf);
	CDialog::OnOK();
}

void Csdjbrdlg::OnEditchangejbr() 
{
	// TODO: Add your control notification handler code here
	char buf[20];

	GetDlgItemText(IDC_jbr,buf,20);
	if (buf[0] != 0){
	  if (m_jbr.SelectString(0,buf) == CB_ERR){
		SetDlgItemText(IDC_jbr,"");
	  }
	}
}