u_payment.pas

河南师范大学餐饮进销存软件,只要控制库存的数据。

unit u_PayMent;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, Buttons, ExtCtrls, ADODB, DB;

type
  TfrmPayMent = class(TForm)
    cmbSup: TComboBox;
    Label1: TLabel;
    edtPay: TLabeledEdit;
    btnPay: TBitBtn;
    btnClose: TBitBtn;
    btnCancel: TBitBtn;
    edtInDH: TLabeledEdit;
    procedure btnCloseClick(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure FormShow(Sender: TObject);
    procedure cmbSupKeyDown(Sender: TObject; var Key: Word;
      Shift: TShiftState);
    procedure edtPayKeyDown(Sender: TObject; var Key: Word;
      Shift: TShiftState);
    procedure btnPayClick(Sender: TObject);
    procedure btnCancelClick(Sender: TObject);
    procedure edtInDHKeyDown(Sender: TObject; var Key: Word;
      Shift: TShiftState);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frmPayMent: TfrmPayMent;

implementation

uses u_DataCtrl, u_ShareFun;

{$R *.dfm}

procedure TfrmPayMent.btnCloseClick(Sender: TObject);
begin
  Close ;
end;

procedure TfrmPayMent.FormClose(Sender: TObject; var Action: TCloseAction);
begin
  edtInDH.Clear;
  Action := Cafree ;
end;

procedure TfrmPayMent.FormShow(Sender: TObject);
var
  SupQry : TADOQuery ;
begin
  SupQry := TADOQuery.Create(self);
  SupQry.Connection := frmDataCtrl.ADOConn ;
  SupQry.Close;
  SupQry.SQL.Clear;
  SupQry.SQL.Text := 'select * from vw_SupBalanceMonStat  where BalanceMon>0';
  try
      SupQry.Active := true;
      if SupQry.RecordCount<1 then Exit ;
         while not SupQry.Eof do
           begin
             cmbSup.Items.Add(SupQry.FieldValues['SupSName']);
             SupQry.Next;
           end;
  except
    showmessage('数据添加失败！！');
  end;
  cmbSup.Text := '';
  edtPay.Text := '0.0';
  cmbSup.SetFocus ;
  SupQry.Close;
  SupQry.Free;
  SupQry :=nil ;
end;

procedure TfrmPayMent.cmbSupKeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
  if (key =13) and (cmbSup.Text<>'') then
      edtInDH.SetFocus;
end;

procedure TfrmPayMent.edtPayKeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
  if (key=13) and Not IsNumeric(edtPay.Text) then
      showmessage('请输入数字！');
  if (key=13) and (IsNumeric(edtPay.Text)) then
      btnpay.SetFocus;
end;

procedure TfrmPayMent.btnPayClick(Sender: TObject);
var
  SupQry,InDH : TADOQuery ;
  Summary,TempInDH: String ;
begin
  if (cmbSup.Text='') then
    begin
      showmessage('请选择供应商！！');
      cmbSup.SetFocus;
      exit;
    end;
  if Not IsNumeric(edtPay.Text) then
    begin
      showmessage('请输入数字！');
      edtPay.SetFocus;
      exit ;
    end;
  if edtInDH.Text = '' then
    TempInDH := '0'
  else
  begin
    TempInDH := edtInDH.Text;
    InDH     := TADOQuery.Create(self);
    InDH.Connection := frmDataCtrl.ADOConn;
    InDH.Close;
    InDH.SQL.Clear;
    InDH.SQL.Add('select * from tb_GoodsInMaster where InBH='+QuotedStr(TempInDH));
    InDH.Open;
    if InDH.IsEmpty then
    begin
      Application.MessageBox('该入库单号不存在','警告',MB_OK);
      edtInDH.SetFocus;
      Exit;
    end;
    InDH.Close;
    InDH.Free;
    InDH := nil;
  end;
  if Application.MessageBox('确实要为此供应商付款吗？','询问',mb_Iconquestion+mb_yesNo)=IDNO then
     Exit ;
  Summary := cmbSup.Text +'付款 ';
  SupQry := TADOQuery.Create(self);
  SupQry.Connection := frmDataCtrl.ADOConn ;
  SupQry.Close;
  SupQry.SQL.Clear;
  SupQry.SQL.Add('exec pip_SupAccount '+QuotedStr(cmbSup.Text)+',');
  SupQry.SQL.Add(QuotedStr(Summary)+',0,0,'+QuotedStr(TempInDH)+','+edtPay.Text);
  try
    SupQry.ExecSQL;
    showmessage('欠付款成功！！');
  except
    showmessage('欠付款失败！！');
  end;
  cmbSup.Text := '';
  edtInDH.Text:= '';
  edtPay.Text := '0.0';
  cmbSup.SetFocus ;
  SupQry.Close;
  SupQry.Free;
  SupQry :=nil ;
end;

procedure TfrmPayMent.btnCancelClick(Sender: TObject);
begin
  cmbSup.Text := '';
  edtPay.Text := '0.0';
  cmbSup.SetFocus ;
end;

procedure TfrmPayMent.edtInDHKeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
  if key = vk_Return then
    edtPay.SetFocus;
end;

end.