📄 u_namequery.~pas
字号:
unit U_namequery;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, DB, ADODB, Grids, DBGrids, StdCtrls, Buttons, ExtCtrls;
type
TF_namequery = class(TForm)
DataSource1: TDataSource;
ADOQuery1: TADOQuery;
GroupBox2: TGroupBox;
button1: TBitBtn;
BitBtn3: TBitBtn;
BitBtn4: TBitBtn;
Label1: TLabel;
Edit1: TEdit;
GroupBox1: TGroupBox;
DBGrid1: TDBGrid;
Panel1: TPanel;
Label4: TLabel;
count: TEdit;
btnUpd: TBitBtn;
btnDele: TBitBtn;
procedure Button1Click(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure FormClose(Sender: TObject; var Action: TCloseAction);
procedure DBGrid1TitleClick(Column: TColumn);
procedure BitBtn4Click(Sender: TObject);
procedure btnUpdClick(Sender: TObject);
procedure btnDeleClick(Sender: TObject);
procedure DBGrid1DblClick(Sender: TObject);
procedure FormKeyDown(Sender: TObject; var Key: Word;
Shift: TShiftState);
private
{ Private declarations }
public
{ Public declarations }
end;
var
F_namequery: TF_namequery;
implementation
uses U_datamodule,U_filmrecord;
{$R *.dfm}
procedure TF_namequery.Button1Click(Sender: TObject);
begin
adoquery1.Close;
adoquery1.SQL.Text:='select * from filmrecord where name like '+'''%'+edit1.Text+'%'''+' order by filmnumber';
adoquery1.Open;
adoquery1.Sort:= 'filmnumber';
count.text:=inttostr(adoquery1.RecordCount);
end;
procedure TF_namequery.FormShow(Sender: TObject);
begin
adoquery1.close;
adoquery1.SQL.Text:='select * from filmrecord';
adoquery1.Open;
count.text:=inttostr(adoquery1.RecordCount);
end;
procedure TF_namequery.FormClose(Sender: TObject;
var Action: TCloseAction);
begin
adoquery1.Close;
end;
procedure TF_namequery.DBGrid1TitleClick(Column: TColumn);
begin
SortDataset(column);
end;
procedure TF_namequery.BitBtn4Click(Sender: TObject);
begin
close;
end;
procedure TF_namequery.btnUpdClick(Sender: TObject);
begin
if not adoquery1.active then exit;
if adoquery1.FieldByName('filmnumber').asstring='' then exit;
updFilmRecData(adoquery1.fieldbyname('filmnumber').asstring);
end;
procedure TF_namequery.btnDeleClick(Sender: TObject);
begin
if not adoquery1.active then exit;
if adoquery1.FieldByName('filmnumber').asstring='' then exit;
if messagebox(handle,'你希望删除当前的数据吗?请小心删除,删除后将不能恢复该信息.','[危险操作]确认信息',mb_iconwarning+mb_YESNO+mb_defbutton2)<>idYes then
exit;
adoquery1.Delete;
count.text:=inttostr(adoquery1.RecordCount);
end;
procedure TF_namequery.DBGrid1DblClick(Sender: TObject);
begin
btnUpd.Click;
end;
procedure TF_namequery.FormKeyDown(Sender: TObject; var Key: Word;
Shift: TShiftState);
begin
if key=vk_escape then
close;
end;
end.
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -