unit ufrmMovUsuarios;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants,
  System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, umstMaster, Data.DB, Vcl.StdCtrls,
  Vcl.DBCtrls, Vcl.ComCtrls, System.UITypes, udtmSystem;

type
  TfrmMovUsuarios = class(TmstMaster)
    dtsGrupos: TDataSource;
    lbl_text: TLabel;
    btn_ok: TButton;
    btn_cancel: TButton;
    ComboBox1: TComboBox;
    procedure btn_okClick(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
  private
  procedure WMMoving(var Msg: TWMMoving); message WM_MOVING;
    { Private declarations }
  public
    id_grupos: array of integer;
    { Public declarations }
  end;

var
  frmMovUsuarios: TfrmMovUsuarios;

implementation

{$R *.dfm}

uses ucadUsuarios;

procedure TfrmMovUsuarios.btn_okClick(Sender: TObject);
begin
  inherited;
  // verifica se já existe um usuário com esse nome. se sim năo deixa transferir
  if cadUsuarios.nome_grupmov = ComboBox1.Text then
  begin
    MessageDlg('O usuário já pertence a este grupo.', mtInformation, [mbok], 0);
    frmMovUsuarios.ModalResult := mrCancel;
    abort;
  end
  else
  begin
    cadUsuarios.id_grupomov := inttostr(id_grupos[ComboBox1.ItemIndex]);
  end;
end;

procedure TfrmMovUsuarios.FormClose(Sender: TObject; var Action: TCloseAction);
begin
  inherited;
//  with dtmSystem do
//  begin
//    tblGrupos.close;
//    tblUsuarios.close;
//    qryConsulta.close;
//  end;
end;

procedure TfrmMovUsuarios.FormCreate(Sender: TObject);
var
  i: integer;
begin
  inherited;

  with dtmSystem do
  begin
//    tblGrupos.Open;
//    tblUsuarios.Open; // faz a consulta dos grupos pra preencher o combobox
    i := 0;
    qryConsulta.SQL.Text := 'Select * from SYS_GRUPOS ORDER BY TX_NOME';
    qryConsulta.Open;
    setlength(id_grupos, qryConsulta.RecordCount);
    while not qryConsulta.Eof do
    begin
      ComboBox1.Items.Add(qryConsulta.FieldByName('tx_nome').AsString);
      id_grupos[i] := qryConsulta.FieldByName('id_grupo').AsInteger;
      inc(i);
      qryConsulta.Next;
    end;
    qryConsulta.close;
    ComboBox1.ItemIndex := tblUsuariosID_GRUPO.AsInteger - 1;
  end;
end;

procedure TfrmMovUsuarios.WMMoving(var Msg: TWMMoving);
var
  workArea: TRect;
begin
  workArea := Screen.WorkareaRect;

  with Msg.DragRect^ do
  begin
    if left < workArea.left then
      OffsetRect(Msg.DragRect^, workArea.left - left, 0);

    if top < workArea.top then
      OffsetRect(Msg.DragRect^, 0, workArea.top - top);

    if Right > workArea.Right then
      OffsetRect(Msg.DragRect^, workArea.Right - Right, 0);

    if Bottom > workArea.Bottom then
      OffsetRect(Msg.DragRect^, 0, workArea.Bottom - Bottom);
  end;

end;

end.