zy130unit.pas

货物配送管理系统对配送服务

unit ZY130Unit;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, PublicUnit, jpeg, ExtCtrls, DBCtrls, ComCtrls, StdCtrls, Grids,
  DBGrids, Mask;

type
  TZY130Form = class(TPublicUnit)
    PageControl1: TPageControl;
    TabSheet1: TTabSheet;
    TabSheet2: TTabSheet;
    DBGrid1: TDBGrid;
    Panel1: TPanel;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    ComboBox1: TComboBox;
    ComboBox2: TComboBox;
    Button7: TButton;
    Button8: TButton;
    Button9: TButton;
    CheckBox1: TCheckBox;
    DateTimePicker1: TDateTimePicker;
    DateTimePicker2: TDateTimePicker;
    DBNavigator1: TDBNavigator;
    Panel2: TPanel;
    Label6: TLabel;
    Label4: TLabel;
    DBComboBox2: TDBComboBox;
    DBEdit2: TDBEdit;
    DBEdit16: TDBEdit;
    DBEdit17: TDBEdit;
    DBEdit18: TDBEdit;
    DBEdit21: TDBEdit;
    DBEdit22: TDBEdit;
    Label28: TLabel;
    Label27: TLabel;
    Label24: TLabel;
    Label23: TLabel;
    Label22: TLabel;
    Label7: TLabel;
    DBComboBox1: TDBComboBox;
    DBGrid2: TDBGrid;
    Button2: TButton;
    Button1: TButton;
    Button3: TButton;
    procedure ComboBox1Change(Sender: TObject);
    procedure ComboBox1DropDown(Sender: TObject);
    procedure CheckBox1Click(Sender: TObject);
    procedure Button7Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure DBComboBox1DropDown(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  ZY130Form: TZY130Form;

implementation

uses DMUnit;

{$R *.dfm}

procedure TZY130Form.ComboBox1Change(Sender: TObject);
var
  I: Integer;
begin
  inherited;
  combobox2.Clear;
  with DM.Querytemp do
  begin
    SQL.clear;
    SQl.Text := 'select ' + trim(combobox1.Text) + ' from 货运作业总表 ';
    Close;
    Active := False;
    prepared := False;
    prepared := True;
    Active := True;
    if (recordcount > 0) then
      first;
    for i := 0 to recordcount - 1 do
    begin //取得该列所有的数据到combobox2控件中
      combobox2.Items.add(FieldByName(ComboBox1.Text).asstring);
      next;
    end;
  end;
end;

procedure TZY130Form.ComboBox1DropDown(Sender: TObject);
var
  i: Integer;
begin
  inherited;
  ComBobox1.Clear;
  for i := 0 to DM.HYZY.FieldList.Count - 1 do
  begin //取得所有的列名作为搜索条件
    ComBobox1.Items.Add(DM.HYZY.Fields[i].FieldName);
  end;
end;

procedure TZY130Form.CheckBox1Click(Sender: TObject);
begin
  inherited; // 判断是否可用
  DateTimePicker1.Enabled := CheckBox1.Checked;
  DateTimePicker2.Enabled := CheckBox1.Checked;
end;

procedure TZY130Form.Button7Click(Sender: TObject);
begin
  inherited;
  {--- 判断搜索的条件是否为空  ---}
  if (Combobox1.Text <> '') and (Combobox2.Text <> '') then
  begin
    with DM.Querytemp do
    begin
      SQL.clear;
      if CheckBox1.Checked then
        SQl.Text := 'select * from 货运作业总表 where ' + trim(combobox1.Text) + ' like '
          + #39 + '%' + trim(combobox2.Text) + '%' + #39 + 'and 输单日期 > #'
          + FormatDateTime('yyyy/mm/dd', DateTimePicker1.DateTime) + '# and 输单日期 < #' + FormatDateTime('yyyy/mm/dd', DateTimePicker2.DateTime) + '#'
      else
        SQl.Text := 'select * from 货运作业总表 where ' + trim(combobox1.Text) + ' like '
          + #39 + '%' + trim(combobox2.Text) + '%' + #39;
      Close;
      Active := False;
      prepared := False;
      prepared := True;
      Active := True;
      open;
      DBGrid1.DataSource := DM.dsQuerytemp;
      DBNavigator1.DataSource := DM.dsQuerytemp;
    end;
  end
  else
    MessageBox(0, '搜寻条件错误', '错误', MB_OK + MB_ICONSTOP);
end;

procedure TZY130Form.Button3Click(Sender: TObject);
begin
  inherited;
  close;
end;

procedure TZY130Form.Button2Click(Sender: TObject);
begin
  inherited;
  if MessageBox(0, '你确定删除该条记录', '提示', MB_YESNO + MB_ICONQUESTION) =
    IDYES then
  begin
    DM.HYZY.Delete;
  end;
end;

procedure TZY130Form.DBComboBox1DropDown(Sender: TObject);
var
  I: Integer;
begin
  inherited;
  DBComboBox1.Clear;
  with DM.Querytemp do
  begin
    SQL.clear;
    SQl.Text := 'select 委托单号 from 货运作业总表 ';
    Close;
    Active := False;
    prepared := False;
    prepared := True;
    Active := True;
    if (recordcount > 0) then
      first;
    for i := 0 to recordcount - 1 do
    begin //取得该列所有的数据到combobox1控件中
      DBComboBox1.Items.add(FieldByName('委托单号').asstring);
      next;
    end;
  end;
end;

end.