www.pudn.com > 电话产品防伪伺服系统(tw8).rar > Uform_bt_output.pas

unit Uform_bt_output; 
 
interface 
 
uses 
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, 
  Dialogs, ComCtrls, StdCtrls, Buttons, ExtCtrls, ImgList, DB, ADODB; 
 
type 
  Tform_bt_output = class(TForm) 
    Panel1: TPanel; 
    Image1: TImage; 
    Bevel2: TBevel; 
    Bevel3: TBevel; 
    Image2: TImage; 
    Label1: TLabel; 
    Panel2: TPanel; 
    Panel3: TPanel; 
    Panel4: TPanel; 
    BitBtn1: TBitBtn; 
    BitBtn2: TBitBtn; 
    BitBtn3: TBitBtn; 
    ListView2: TListView; 
    Label2: TLabel; 
    Label3: TLabel; 
    recordset_temp: TADOQuery; 
    ImageList1: TImageList; 
    SaveDialog1: TSaveDialog; 
    procedure BitBtn2Click(Sender: TObject); 
    procedure FormShow(Sender: TObject); 
    procedure BitBtn3Click(Sender: TObject); 
    procedure BitBtn1Click(Sender: TObject); 
  private 
    { Private declarations } 
  public 
    { Public declarations } 
    delsqlstring:string; 
    int_listcount:integer; 
  end; 
 
var 
  form_bt_output: Tform_bt_output; 
 
implementation 
 
uses Uform_edit_d1; 
 
{$R *.dfm} 
 
procedure Tform_bt_output.BitBtn2Click(Sender: TObject); 
var 
   sqlstr:string; 
   p:^integer; 
   i:integer; 
   ListItem: TListItem; 
begin 
    {*查询限定窗体的初始化*} 
    form_edit_d1.SpinEdit1.Value :=0; 
    form_edit_d1.SpinEdit2.Value :=0 ; 
    form_edit_d1.SpinEdit3.Value :=0 ;; 
    form_edit_d1.CheckBox1.Checked :=false; 
    form_edit_d1.RadioButton1.Checked :=true; 
    form_edit_d1.RadioButton1.Enabled :=false; 
    form_edit_d1.RadioButton2.Enabled :=false; 
 
    {*查询限定窗体的显示*} 
    form_edit_d1.ShowModal ; 
    if form_edit_d1.yesno =false then exit; 
 
    {*建立SQL语句*} 
    sqlstr:='select * from [CODE] where [CODE_KIND]=' + inttostr(form_edit_d1.k_code) 
      + ' and [CODE_ONE]>=' + inttostr(form_edit_d1.s_code) + ' and [CODE_ONE]<=' 
      + inttostr(form_edit_d1.e_code) ; 
    delsqlstring:=' [CODE_KIND]=' + inttostr(form_edit_d1.k_code) 
      + ' and [CODE_ONE]>=' + inttostr(form_edit_d1.s_code) + ' and [CODE_ONE]<=' 
      + inttostr(form_edit_d1.e_code); 
 
    if form_edit_d1.c_code =1 then 
    begin 
      sqlstr:=sqlstr+ ' and [CODE_CHECK]=true'; 
      delsqlstring:=delsqlstring+' and [CODE_CHECK]=true'; 
    end; 
    if form_edit_d1.c_code =2 then 
    begin 
      sqlstr:=sqlstr+ ' and [CODE_CHECK]=false'; 
      delsqlstring:=delsqlstring+' and [CODE_CHECK]=false'; 
    end; 
 
    {*建立查询*} 
    recordset_temp.SQL.Clear ; 
    recordset_temp.SQL.Add(sqlstr + ' order by [CODE_ONE]' ); 
    recordset_temp.Open ; 
 
    {*填充listview*} 
    listview2.Clear; 
    int_listcount:=recordset_temp.RecordCount ; 
    label3.Caption :=inttostr(recordset_temp.RecordCount )+ '个'; 
    for i:=1 to recordset_temp.RecordCount do 
    begin 
      listitem:=listview2.Items.Add ; 
 
      listitem.Caption :=inttostr(recordset_temp.Fields[1].AsInteger ); 
      listitem.SubItems.Add(inttostr(recordset_temp.Fields[2].asinteger)); 
      listitem.SubItems.Add (recordset_temp.Fields [3].AsString ); 
      new(p); 
      p^ := recordset_temp.Fields[0].AsInteger ; 
      listitem.Data :=p; 
      if recordset_temp.Fields[4].AsBoolean =true then 
      begin 
         listitem.SubItems.Add('是'); 
         listitem.SubItems.Add (datetimetostr(recordset_temp.Fields [5].AsDateTime )); 
         listitem.ImageIndex :=0; 
      end 
      else 
      begin 
         listitem.SubItems.Add('否'); 
         listitem.ImageIndex :=1; 
      end; 
 
      recordset_temp.Next; 
    end; 
    recordset_temp.Close ; 
end; 
 
procedure Tform_bt_output.FormShow(Sender: TObject); 
begin 
   //show the form delete the list item 2001-12-19 
   listview2.Clear ; 
end; 
 
procedure Tform_bt_output.BitBtn3Click(Sender: TObject); 
begin 
   //close the form 2001-12-19 
   close; 
end; 
 
procedure Tform_bt_output.BitBtn1Click(Sender: TObject); 
var 
   filevar: textfile; 
   i:integer; 
   temp:string; 
begin 
   //create a new text file and output the code to it  2001-12-19 
 
   //create a new text file 
   if not savedialog1.Execute  then exit ; 
   if fileexists(savedialog1.FileName + '.txt' )=true then 
   begin 
      showmessage('已有此文件，请创建一个新文件!'); 
      exit; 
   end; 
   assignfile(filevar,savedialog1.FileName +'.txt'); 
   Rewrite(filevar); 
 
   //showmessage('select * from [CODE] where ' + delsqlstring + ' order [CODE_ONE'); 
   recordset_temp.SQL.Clear ; 
   recordset_temp.SQL.Add('select * from [CODE] where ' + delsqlstring + ' order by [CODE_ONE]'); 
   recordset_temp.Open ; 
 
    
   for i :=1 to recordset_temp.RecordCount do 
   begin 
      writeln (filevar, recordset_temp.fields[3].asstring ); 
      recordset_temp.next; 
   end; 
 
   recordset_temp.Close; 
 
   closefile(filevar); 
end; 
 
 
end.