xzbm1dlg.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

 // xzbm1dlg.cpp : implementation file
//

#include "stdafx.h"
#include "xxgl.h"
#include "xzbm1dlg.h"
#include "strt.h"
#include "ext.h"
#include "func.h"

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

static int out_flag;

Cxzbm1dlg::Cxzbm1dlg(CWnd* pParent /*=NULL*/)
	: CDialog(Cxzbm1dlg::IDD, pParent)
{
	out_flag = 0;
}


void Cxzbm1dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(Cxzbm1dlg)
	DDX_Control(pDX, IDC_LIST1, m_list);
	DDX_Control(pDX, IDC_pyjx, m_pyjx);
	//}}AFX_DATA_MAP
  CBitmap *bitmap;
  CBitmap *bitmap1;
  
  HBITMAP hbitmap;
  HBITMAP hbitmap1;
  
  bitmap = new CBitmap();
  bitmap1 = new CBitmap();


  bitmap->LoadBitmap(IDB_qr);
  bitmap1->LoadBitmap(IDB_qx);


  hbitmap = (*bitmap).operator HBITMAP();
  hbitmap1 = (*bitmap1).operator HBITMAP();

  
  CWnd *wn;
  CWnd *wn1;


  wn = GetDlgItem(IDOK);
  wn1 = GetDlgItem(IDCANCEL);
 // wn2 = GetDlgItem(IDOK3);

  WPARAM wParam;
  LPARAM lParam;
  wParam =  (WPARAM) LOWORD(BS_LEFT | BS_BITMAP); // style 
  lParam =  MAKELPARAM(TRUE, 0);   // redraw flag 
  wn->SendMessage(BM_SETIMAGE, IMAGE_BITMAP,(long)hbitmap);
  wn1->SendMessage(BM_SETIMAGE, IMAGE_BITMAP,(long)hbitmap1);

  m_pyjx.SetText("");
  m_pyjx.SetSelText(g_xzbm_pass_buf);
  OnChangepyjx();
}


BEGIN_MESSAGE_MAP(Cxzbm1dlg, CDialog)
	//{{AFX_MSG_MAP(Cxzbm1dlg)
	ON_LBN_SELCHANGE(IDC_LIST1, OnSelchangeList1)
	ON_LBN_DBLCLK(IDC_LIST1, OnDblclkList1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// Cxzbm1dlg message handlers

BEGIN_EVENTSINK_MAP(Cxzbm1dlg, CDialog)
    //{{AFX_EVENTSINK_MAP(Cxzbm1dlg)
	ON_EVENT(Cxzbm1dlg, IDC_pyjx, 1 /* Change */, OnChangepyjx, VTS_NONE)
	ON_EVENT(Cxzbm1dlg, IDC_pyjx, -602 /* KeyDown */, OnKeyDownpyjx, VTS_PI2 VTS_I2)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()

void Cxzbm1dlg::OnChangepyjx() 
{
	int i,j,k,l,p,flag,sel_flag,ret;
	CString str;
	char bb[200];
	char buf[40];
	char buf1[50];
	char bu[10];
	char bu1[50];
	
	GetDlgItemText(IDC_pyjx,buf,20);
	l = strlen(buf);
	if (l > 0){
		for (i=0;i<l;i++){
	      if ((buf[i] >= 'A')&&(buf[i] <= 'Z')){
			  buf[i] -= 'A';
			  buf[i] += 'a';
		  }
	      if ((buf[i] < 'a')||(buf[i] > 'z')){
		      buf[i] = 0;
			  m_pyjx.SetText("");
			  m_pyjx.SetSelText(buf);
		  }
		}
	}
	if (strlen(buf) > 10){
		buf[10] = 0;
		m_pyjx.SetText("");
		m_pyjx.SetSelText(buf);
	}
	m_list.ResetContent();
	i = 0;
	k = 0;
	GetDlgItemText(IDC_pyjx,str);
	strcpy(buf,str.GetBuffer(40));
	for (i=0;i<l;i++){
	      if ((buf[i] >= 'A')&&(buf[i] <= 'Z')){
			  buf[i] -= 'A';
			  buf[i] += 'a';
          }
    }
	strcpy(bu,buf);

	FILE *fpe,*fpe1;
	fpe = fopen("c:\\xxsbgl\\bmpydyb.dat","rb");
	fpe1 = fopen("c:\\xxsbgl\\bmpydyb1.dat","rb");

	i = 0;
	j = 0;
	if (fpe != NULL){
	  ret = fscanf(fpe,"%s\n",buf);
	  while (ret > 0){
		if (strlen(buf) != 0){
		  if (i % 2 == 1){
			if (strstr(buf,bu) != NULL){
			  m_list.AddString(bu1);
			}
		    j ++;
		  }
		  else{
            strcpy(bu1,buf);
		  }
		  i ++;
        }
	    ret = fscanf(fpe,"%s\n",buf);
	  }
	  fclose(fpe);
    }

	i = 0;
	j = 0;
	if (fpe1 != NULL){
	  ret = fscanf(fpe1,"%s\n",buf);
	  while (ret > 0){
		if (strlen(buf) != 0){
		  if (i % 2 == 1){
			if (strstr(buf,bu) != NULL){
			  m_list.AddString(bu1);
			}
		    j ++;
		  }
		  else{
            strcpy(bu1,buf);
		  }
		  i ++;
        }
	    ret = fscanf(fpe1,"%s\n",buf);
	  }
	  fclose(fpe1);
    }
}

void Cxzbm1dlg::OnSelchangeList1() 
{
}

void Cxzbm1dlg::OnKeyDownpyjx(short FAR* KeyCode, short Shift) 
{
    short key;
	int cur;

	key = *KeyCode;

	if (key == 40){
      cur = m_list.GetCurSel();
	  if (cur < 0){
		  cur = 0;
      }
	  else
		  cur ++;
	  m_list.SetCurSel(cur);
    }
	else if (key == 38){
      cur = m_list.GetCurSel();
	  if (cur < 1){
		  cur = 0;
      }
	  else
		  cur --;
	  m_list.SetCurSel(cur);
    }
	else if (key == 13){
		OnOK();
    }
}

void Cxzbm1dlg::OnOK() 
{
	int n,i;
	char buf[100];

    n = m_list.GetCount();
	if (n == 1){ 
      m_list.GetText(0,buf);
	  strcpy(g_xzbm,buf);
    }
	else{
      n = m_list.GetCurSel();
	  if (n < 0){
		  MessageBox("对不起,您没有选择设备,不能退出.",MB_OK);
	      CWnd *wnd;
	      wnd = GetDlgItem(IDC_pyjx);
	      wnd->SetFocus();

		  return ;
      }
      m_list.GetText(n,buf);
	  strcpy(g_xzbm,buf);
    }
	out_flag = 1;
	CDialog::OnOK();
}

void Cxzbm1dlg::OnDblclkList1() 
{
  OnOK();	
}