frm_stationinfo.pas

这是一个基于delphi平台的物流空运管理系统！

unit Frm_StationInfo;

interface

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

type
  TFrmStationInfo = class(TFrmCargo)
    LV: TListView;
    Panel1: TPanel;
    Panel2: TPanel;
    BtnCancel: TBitBtn;
    BtnNew: TBitBtn;
    BtnDelete: TBitBtn;
    BtnEdit: TBitBtn;
    QryTemp: TADOQuery;
    procedure FormCreate(Sender: TObject);
    procedure BtnNewClick(Sender: TObject);
    procedure BtnEditClick(Sender: TObject);
    procedure BtnDeleteClick(Sender: TObject);
    procedure LVDblClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  FrmStationInfo: TFrmStationInfo;

implementation

uses Frm_Main, Frm_StationEdit;

{$R *.dfm}

procedure TFrmStationInfo.FormCreate(Sender: TObject);

begin
  inherited;
  QryTemp.Close;
  QryTemp.SQL.Text :=
    'Select Code,Name,CName,Address,Relation,Style,CompanyName,Remark from Station';
  QryTemp.Open;

  FrmMain.addcolumn(LV, '场站代码', 100);
  FrmMain.AddColumn(LV, '场站英文名称', 100);
  FrmMain.addcolumn(LV, '场站中文名称', 160);
  FrmMain.addcolumn(LV, '场站地址', 160);
  FrmMain.addcolumn(LV, '联系人', 160);
  FrmMain.addcolumn(LV, '联系方式', 160);
  FrmMain.addcolumn(LV, '场站所属单位', 160);
  FrmMain.AddColumn(LV, '备注', 120);
  FrmMain.AddData(LV, QryTemp);
end;

procedure TFrmStationInfo.BtnNewClick(Sender: TObject);
begin
  inherited;
  FrmStationEdit := TFrmStationEdit.Create(Self);
  FrmStationEdit.IsEdit := False;
  FrmStationEdit.StationCode := '';
  FrmStationEdit.ShowModal;
end;

procedure TFrmStationInfo.BtnEditClick(Sender: TObject);
begin
  inherited;
  if LV.SelCount = 0 then
  begin
    ShowMessage('请选择一条记录进行编辑!');
    exit;
  end;
  FrmStationEdit := TFrmStationEdit.Create(Self);
  FrmStationEdit.IsEdit := True;
  FrmStationEdit.BtnAdd.Enabled := True;
  FrmStationEdit.StationCode := LV.Selected.Caption;
  FrmStationEdit.ShowModal;
end;

procedure TFrmStationInfo.BtnDeleteClick(Sender: TObject);
var
  SqlStr: string;
begin
  inherited;
  if lv.Items.Count = 0 then
  begin
    ShowMessage('记录集为空,不能够删除');
    exit;
  end;
  if LV.SelCount = 0 then
  begin
    ShowMessage('请选取窗体中的一行!');
    exit; //如果没有选取行
  end;

  if MessageDlg('是否删除所选中的记录,请确定', mtConfirmation, [mbYes, mbNo], 0)
    = mrNO then
    exit;
  try
    SqlStr := 'Delete From Station Where Code=''' + LV.Selected.Caption + '''';
    if FrmMain.ExecSQL(SqlStr) then
    else
    begin
      ShowMessage('记录删除失败,请检查!');
      exit;
    end;

    LV.Selected.Delete;
  except
    ShowMessage('记录删除失败,请检查!');
    exit;
  end;
end;

procedure TFrmStationInfo.LVDblClick(Sender: TObject);
begin
  inherited;
   BtnEditClick(Sender);
end;

end.