Delphi pat

V-0.2/UserLogin_u.pas

@@ -0,0 +1,82 @@
+unit UserLogin_u;
+
+interface
+
+uses
+  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
+  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.Imaging.pngimage, Vcl.ExtCtrls,
+  Vcl.StdCtrls,UserPage_u,Login_u;
+
+type
+  TfrmUserLogin = class(TForm)
+    edtUsername: TEdit;
+    edtPassword: TEdit;
+    btnLogin: TButton;
+    logo: TImage;
+    Label1: TLabel;
+    procedure edtPasswordDblClick(Sender: TObject);
+    procedure edtUsernameDblClick(Sender: TObject);
+    procedure btnLoginClick(Sender: TObject);
+    procedure FormClose(Sender: TObject; var Action: TCloseAction);
+  private
+    { Private declarations }
+  public
+    { Public declarations }
+    var
+    Closed : Boolean;
+
+  end;
+
+var
+  frmUserLogin: TfrmUserLogin;
+
+implementation
+
+{$R *.dfm}
+
+procedure TfrmUserLogin.btnLoginClick(Sender: TObject);
+var
+  sUsername, sPassword : string;
+  bIsUser : Integer;
+begin
+  sUsername:= edtUsername.Text;
+  sPassword:= edtPassword.Text;
+  DataUser.adoUser.SQL.Clear;
+  DataUser.adoUser.SQL.Add('SELECT ID AS ELEGEBAL FROM Login WHERE Username = :reg0 AND pass = :reg1 ');
+  DataUser.adoUser.Parameters.ParamByName('reg0').Value:= sUsername;
+  DataUser.adoUser.Parameters.ParamByName('reg1').Value:= sPassword;
+  DataUser.adoUser.Open;
+  bIsUser := DataUser.adoUser.FieldByName('ELEGEBAL').AsInteger;
+  if bIsUser > 0 then
+    begin
+      frmUserPage.Show;
+      frmUserLogin.Hide;
+    end
+  else
+    begin
+      ShowMessage('Username or Password incorect');
+      DataUser.adoUser.Close;
+      exit
+    end;
+
+
+
+
+end;
+
+procedure TfrmUserLogin.edtUsernameDblClick(Sender: TObject);
+begin
+  edtUsername.Text:='';
+end;
+
+procedure TfrmUserLogin.edtPasswordDblClick(Sender: TObject);
+begin
+ edtPassword.Text:='';
+end;
+
+procedure TfrmUserLogin.FormClose(Sender: TObject; var Action: TCloseAction);
+begin
+Application.Terminate;
+end;
+
+end.