记录的查增删（模拟）_ComboBox

static int  count_list=0;  //定义全局变量，记录添加的记录个数；

void Main_OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify)
{
    switch(id)
    {
        case IDC_ADD://增加记录功能；
       {
           HWND hwndcomb1 = GetDlgItem(hwnd,IDC_COMB_INFO);
           TCHAR ADD_STR[256];
     int add_c = GetDlgItemText(hwnd,IDC_DATA_ADD,ADD_STR,sizeof(ADD_STR));
     if ((0 == count_list) && 0 != add_c)
     {
                 ComboBox_InsertString(hwndcomb1,-1,ADD_STR);
        MessageBox(hwnd,TEXT("增加成功!"),TEXT("提示"),MB_OK|MB_ICONWARNING);
        count_list++;
     }
     else
     {
      if (0 != add_c)
      {  
       TCHAR str_tmp[256];
                   int sear_id;
       for (sear_id = 0;sear_id<=count_list;sear_id++)
       {
        ComboBox_GetLBText(hwndcomb1,sear_id,str_tmp);
        if (!strcmp(str_tmp,ADD_STR))
        {
         MessageBox(NULL,TEXT("不能增加相同的记录!"),TEXT("出错"),MB_ICONERROR);
         return;
        }
        else
        {
         ComboBox_InsertString(hwndcomb1,-1,ADD_STR);
         MessageBox(hwnd,TEXT("增加成功!"),TEXT("提示"),MB_OK|MB_ICONWARNING);
                  count_list++;
         return;
        }
       }
      }
      else
      {
       MessageBox(hwnd,TEXT("不能增加空信息!"),TEXT("出错"),MB_OK|MB_ICONERROR);
      }  
     }  
  }
        break;
  case IDC_SEARCH:  //查询记录功能；
  {
           HWND hwndcomb1 = GetDlgItem(hwnd,IDC_COMB_INFO);
     TCHAR SEARCH_STR[256];
   
     if (count_list>0)
     {
      int sear_input =GetDlgItemText(hwnd,IDC_DATA_SEARCH,SEARCH_STR,sizeof(SEARCH_STR));//将要查询字符输入到缓冲区数组中；
            if (0 != sear_input)
            {
       int index;
       TCHAR STR_TMP[256];
       int last_id = count_list - 1;
       for (index = 0; index       {  
        ComboBox_GetLBText(hwndcomb1,index,STR_TMP);
        if (!strcmp(STR_TMP,SEARCH_STR))
        {
         ComboBox_SetCurSel(hwndcomb1,index);
         MessageBox(NULL,TEXT("查询成功!"),TEXT("结果"),MB_OK);
         return;
        }
        else
        {
        index ++;
        if (index == count_list)
        {
         MessageBox(NULL,TEXT("查询失败，未找到匹配项!"),TEXT("结果"),MB_OK);
         return;
        }
        } 
       }
    }
            else
            {
                  MessageBox(NULL,TEXT("请输入要查询的记录!"),TEXT("注意"),MB_ICONERROR);
         return;
      }
   }
     else
     {
       MessageBox(NULL,TEXT("记录为空，不可查询！"),TEXT("消息"),MB_ICONERROR);
     }
          
  }
  break;
     case IDC_DEL_SEL:  //删除所选择的记录；
  {
           HWND hwndcomb1 =GetDlgItem(hwnd,IDC_COMB_INFO);
     TCHAR DEL_SEARC[256];
           int id_del = ComboBox_GetCurSel(hwndcomb1);//Get the Current Selection  id
           if(count_list>0)
     {
      if (CB_ERR == id_del)
      {
       MessageBox(NULL,TEXT("请选择要删除的项！"),TEXT("出错"),MB_ICONERROR);
      }
      else
      {
       ComboBox_GetLBText(hwndcomb1,id_del,DEL_SEARC);
       int sure_del = MessageBox(NULL,TEXT("确认删除该项?"),TEXT("删除确认"),MB_YESNO);
       if (IDYES == sure_del)
       {
        ComboBox_DeleteString(hwndcomb1,id_del);
        MessageBox(NULL,TEXT("删除成功"),TEXT("成功"),MB_ICONWARNING|MB_OK);
        count_list--;
       }
         else
      {
         return;
      }
      }
     }
     else
     {
      MessageBox(hwnd,TEXT("没有内容可删除!"),TEXT("ERROR"),MB_ICONERROR);
     }
    }
  break;
  case IDC_QUITWINDOW:  //退出程序
  {
         EndDialog(hwnd, 0);
  }
  break;
        default:
  break;
    }
}

以上程序中有很多重复代码，都可以通过集成为函数，缩短代码长度，由于时间原因，没有简化，等有时间再细化一下。