returnbook.pas

好多上载非界面和非WEB源码

unit returnbook;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ComCtrls, StdCtrls, Buttons;

type
  Treturnbookfrm = class(TForm)
    GroupBox1: TGroupBox;
    Label1: TLabel;
    ListView1: TListView;
    BitBtn1: TBitBtn;
    BitBtn2: TBitBtn;
    BitBtn3: TBitBtn;
    Label2: TLabel;
    procedure FormShow(Sender: TObject);
    procedure BitBtn1Click(Sender: TObject);
    procedure BitBtn2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  returnbookfrm: Treturnbookfrm;

implementation
uses global,exbookinfounit,mainfrm;
{$R *.dfm}

procedure Treturnbookfrm.FormShow(Sender: TObject);
begin
listview1.Items.Clear;
with mainform do
begin
Query1.First;
while not query1.Eof do
begin
with listview1.Items.Add do
begin
caption:=query1.fieldbyname('图书编号').AsString;
subitems.Add(query1.fieldbyname('书名').AsString);
subitems.Add(query1.fieldbyname('作者').AsString);
subitems.Add(query1.fieldbyname('出版社').AsString);
subitems.Add(query1.fieldbyname('类别').AsString);
subitems.Add(query1.fieldbyname('借出时间').AsString);
subitems.Add(query1.fieldbyname('应还书时间').AsString);
subitems.Add(query1.fieldbyname('超时').AsString);
subitems.Add(query1.fieldbyname('罚金').AsString);
end;
query1.Next;
end;
query1.First;
returnbookfrm.Label2.Caption:='共'+inttostr(listview1.Items.Count)+'本';
end;
end;

procedure Treturnbookfrm.BitBtn1Click(Sender: TObject);
begin
if listview1.Items.Count=0 then exit;
if listview1.Selected=nil then
begin
messagedlg('您要还哪本图书？',mtinformation,[mbyes],0);
exit;
end;
extimebookfrm.paybackbook(listview1.Selected.Caption);
exbook_num:=exbook_num-1;
listview1.Selected.Delete;
label1.Caption:='共'+inttostr(listview1.Items.Count)+'本';
//mainform.listbookinfo;
messagedlg('操作成功！',mtinformation,[mbyes],0);
Mainform.Query1.Close;
Mainform.Query1.Open;
end;

procedure Treturnbookfrm.BitBtn2Click(Sender: TObject);
var
n,i:integer;
begin
n:=listview1.Items.Count;
if n=0 then exit;
if messagedlg('真的全部归还吗？',mtconfirmation,[mbyes,mbno],0)=mrno then exit;
for i:=0 to n-1 do
extimebookfrm.paybackbook(listview1.Items[i].Caption);
listview1.Items.Clear;
exbook_num:=0;
label1.Caption:='共0本';
//mainform.listbookinfo;
messagedlg('操作成功！',mtinformation,[mbyes],0);
Mainform.Query1.Close;
Mainform.Query1.Open;
end;

end.