ubxlxsz.pas

来自「很好的汽车管理系统 很实用的 谢谢合作」· PAS 代码 · 共 280 行

unit UBXLXSZ;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ExtCtrls, Buttons, Grids, DBGrids;

type
  TBXLXSZ = class(TForm)
    Panel1: TPanel;
    GroupBox1: TGroupBox;
    Panel2: TPanel;
    Label1: TLabel;
    Label2: TLabel;
    Edit1: TEdit;
    Edit2: TEdit;
    SpeedButton1: TSpeedButton;
    SpeedButton2: TSpeedButton;
    SpeedButton3: TSpeedButton;
    SpeedButton4: TSpeedButton;
    DBGrid1: TDBGrid;
    SpeedButton5: TSpeedButton;
    SpeedButton7: TSpeedButton;
    procedure Edit2Change(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure SpeedButton1Click(Sender: TObject);
    procedure SpeedButton2Click(Sender: TObject);
    procedure SpeedButton3Click(Sender: TObject);
    procedure SpeedButton7Click(Sender: TObject);
    procedure SpeedButton4Click(Sender: TObject);
    procedure SpeedButton5Click(Sender: TObject);
    procedure DBGrid1MouseUp(Sender: TObject; Button: TMouseButton;
      Shift: TShiftState; X, Y: Integer);
    procedure Edit2KeyPress(Sender: TObject; var Key: Char);
  private
    { Private declarations }
  public
    procedure ENA;
    procedure DIS;
    procedure CLS;
    procedure Posting;
    procedure GetAll;
    function cansave:boolean;
    procedure BH;
    { Public declarations }
  end;

var
  BXLXSZ: TBXLXSZ;
implementation

uses UDM, UMain;

{$R *.dfm}

procedure TBXLXSZ.BH;//自动编号
var
  s,m:string;
begin
  with DM.QBXLXSZ do
  begin
    Close;
    SQL.Clear;
    SQL.Add('Select max(bh) as 编号 From bxlxsz ');
    Open;
  end;
  if DM.ADODSBXLXSZ.FieldByName('bh').Value=null then
    s:=s+'1'
  else
  begin
    DM.ADODSBXLXSZ.Last;
    m:=Trim(DM.ADODSBXLXSZ.Fieldbyname('bh').Value);
    s:=inttostr(strtoint(m)+1);
  end;
  Edit1.Text:=s;
end;

function TBXLXSZ.CanSave: Boolean;
begin
  if (Edit1.Text='') then
  begin
   Result:=False;
   Application.MessageBox('编号不能为空！','提示信息',0+MB_ICONINFORMATION);
   exit;
  end;
  if (Edit2.Text='') then
  begin
    Result:=False;
    Application.MessageBox('保险类型不能为空！','提示信息',0+MB_ICONINFORMATION);
    exit;
  end;
end;
procedure TBXLXSZ.GetAll;
begin
    Edit1.Text:=DM.ADODSBXLXSZ.FieldByName('bh').AsString;
    Edit2.Text:=DM.ADODSBXLXSZ.FieldByName('bxlx').AsString;
end;

procedure TBXLXSZ.posting;
begin
  if ActionCD='N' then
  BEGIN
  with DM.QBXLXSZ do
  begin
    Close;
    SQL.Clear;
    SQL.Add('INSERT INTO bxlxsz(bxlx,bh)');
    SQL.Add('Values(:保险类型,:编号)');
    Parameters.Items[0].Value:=Edit2.Text;
    Parameters.Items[1].Value:=Edit1.Text;
    Prepared:=True;
    ExecSQL;
  end;
  END else
  if ActionCD='M' then
  begin
    With DM.QBXLXSZ do
    begin
      Close;
      SQL.Clear;
      SQL.Add('update bxlxsz Set bxlx=:保险类型 Where BH=:编号');
      Parameters.Items[0].Value:=Edit2.Text;
      Parameters.Items[1].Value:=DM.ADODSBXLXSZ.FieldByName('bh').AsString;
      Prepared:=true;
      ExecSQL;
    end;
  end;
end;
procedure TBXLXSZ.ENA;
var
  i:integer;
begin
  for i:=ComponentCount-1 downto 0 do
  begin
    if (Components[i] is TEdit) then
    begin
      TEdit(Components[i]).Color:=clWindow;
      TEdit(Components[i]).ReadOnly:=False;
    end;
  end;
  SpeedButton1.Enabled:=False;
  SpeedButton2.Enabled:=False;
  SpeedButton3.Enabled:=True;
  SpeedButton4.Enabled:=True;
  Panel1.Enabled:=True;
  SpeedButton7.Enabled:=False;
end;
procedure TBXLXSZ.DIS;
var
  i:integer;
begin
  for i:=ComponentCount-1 downto 0 do
  begin
    if (Components[i] is Tedit) then
    begin
      TEdit(Components[i]).Color:=$00d8d8d8;
      TEdit(Components[i]).ReadOnly:=true;
    end;
  end;
  SpeedButton1.Enabled:=True;
  SpeedButton2.Enabled:=True;
  SpeedButton3.Enabled:=False;
  SpeedButton4.Enabled:=False;
  Panel1.Enabled:=False;
  SpeedButton7.Enabled:=True;
end;
procedure TBXLXSZ.CLS;
var
  i:integer;
begin
  for i:=ComponentCount-1 downto 0 do
  begin
    if(Components[i] is tedit) then
      TEdit(Components[i]).Clear;
  end;
end;
procedure TBXLXSZ.Edit2Change(Sender: TObject);
begin
  Edit2.Text:=Trim(Edit2.Text);//去除空字符
end;

procedure TBXLXSZ.FormCreate(Sender: TObject);
begin
  with DM.QBXLXSZ do
  begin
    Close;
    SQL.Clear;
    SQL.Add('select * from BXLXSZ');
    Open;
  end;
  DM.ADODSBXLXSZ.Open;
end;

procedure TBXLXSZ.FormShow(Sender: TObject);
begin
  DIS;
  if ActionCD = 'M' then
    GetAll
  else if ActionCD = 'N' then
  begin
    CLS;
    ENA;
  end;
end;

procedure TBXLXSZ.SpeedButton1Click(Sender: TObject);
begin
  CLS;
  ENA;
  ActionCD := 'N';
  Edit2.SetFocus;
  bh;
end;

procedure TBXLXSZ.SpeedButton2Click(Sender: TObject);
begin
  ENA;
  ACtionCD := 'M';
end;

procedure TBXLXSZ.SpeedButton3Click(Sender: TObject);
begin
  if (cansave) then
  begin
    Posting;
    DIS;
    DM.ADODSBXLXSZ.Close;
    DM.ADODSBXLXSZ.Open;
    Application.MessageBox('保存成功!','提示!',64);
    actioncd:='';
    BXLXSZ.Close;
  end;
end;

procedure TBXLXSZ.SpeedButton7Click(Sender: TObject);
begin
    if dm.ADODSBXLXSZ.RecordCount=0 then
    begin
      Application.MessageBox('已无记录可删除!','提示',0+MB_ICONINFORMATION);
      exit;
    end;
    if dm.ADODSBXLXSZ.IsEmpty then
      exit;
    if ID_YES=application.MessageBox('确实要删除这条记录吗？','提示',MB_YESNO) then
    begin
      dm.ADODSBXLXSZ.Delete;
    end;
end;

procedure TBXLXSZ.SpeedButton4Click(Sender: TObject);
begin
  DIS;
  BXLXSZ.GetAll;
  actioncd:='';
end;

procedure TBXLXSZ.SpeedButton5Click(Sender: TObject);
begin
  Close;
end;

procedure TBXLXSZ.DBGrid1MouseUp(Sender: TObject; Button: TMouseButton;
  Shift: TShiftState; X, Y: Integer);
begin
  GetAll;
end;

procedure TBXLXSZ.Edit2KeyPress(Sender: TObject; var Key: Char);
begin
  if (key in ['0'..'9','a'..'z','A','Z',#46]) then
    key:=#0;
end;

end.