rdpwrap/src-rdpconfig/MainUnit.pas

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2014-11-13 23:59:28 +01:00
unit MainUnit;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, Spin, ExtCtrls, Registry;
type
TMainForm = class(TForm)
bOK: TButton;
bCancel: TButton;
bApply: TButton;
cbSingleSessionPerUser: TCheckBox;
rgNLA: TRadioGroup;
cbAllowTSConnections: TCheckBox;
rgShadow: TRadioGroup;
seRDPPort: TSpinEdit;
lRDPPort: TLabel;
procedure FormCreate(Sender: TObject);
procedure cbAllowTSConnectionsClick(Sender: TObject);
procedure seRDPPortChange(Sender: TObject);
procedure bApplyClick(Sender: TObject);
procedure bCancelClick(Sender: TObject);
procedure bOKClick(Sender: TObject);
procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
private
{ Private declarations }
public
{ Public declarations }
procedure ReadSettings;
procedure WriteSettings;
end;
var
MainForm: TMainForm;
Ready: Boolean = False;
implementation
{$R *.dfm}
{$R manifest.res}
procedure TMainForm.ReadSettings;
var
Reg: TRegistry;
SecurityLayer, UserAuthentication: Integer;
begin
Reg := TRegistry.Create;
Reg.RootKey := HKEY_LOCAL_MACHINE;
Reg.OpenKeyReadOnly('\SYSTEM\CurrentControlSet\Control\Terminal Server');
try
cbAllowTSConnections.Checked := not Reg.ReadBool('fDenyTSConnections');
except
end;
try
cbSingleSessionPerUser.Checked := Reg.ReadBool('fSingleSessionPerUser');
except
end;
Reg.CloseKey;
Reg.OpenKeyReadOnly('\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp');
seRDPPort.Value := 3389;
try
seRDPPort.Value := Reg.ReadInteger('PortNumber');
except
end;
SecurityLayer := 0;
UserAuthentication := 0;
try
SecurityLayer := Reg.ReadInteger('SecurityLayer');
UserAuthentication := Reg.ReadInteger('UserAuthentication');
except
end;
if (SecurityLayer = 0) and (UserAuthentication = 0) then
rgNLA.ItemIndex := 0;
if (SecurityLayer = 1) and (UserAuthentication = 0) then
rgNLA.ItemIndex := 1;
if (SecurityLayer = 2) and (UserAuthentication = 1) then
rgNLA.ItemIndex := 2;
try
rgShadow.ItemIndex := Reg.ReadInteger('Shadow');
except
end;
Reg.CloseKey;
Reg.Free;
end;
procedure TMainForm.WriteSettings;
var
Reg: TRegistry;
SecurityLayer, UserAuthentication: Integer;
begin
Reg := TRegistry.Create;
Reg.RootKey := HKEY_LOCAL_MACHINE;
Reg.OpenKey('\SYSTEM\CurrentControlSet\Control\Terminal Server', True);
try
Reg.WriteBool('fDenyTSConnections', not cbAllowTSConnections.Checked);
except
end;
try
Reg.WriteBool('fSingleSessionPerUser', cbSingleSessionPerUser.Checked);
except
end;
Reg.CloseKey;
Reg.OpenKey('\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp', True);
try
Reg.WriteInteger('PortNumber', seRDPPort.Value);
except
end;
case rgNLA.ItemIndex of
0: begin
SecurityLayer := 0;
UserAuthentication := 0;
end;
1: begin
SecurityLayer := 1;
UserAuthentication := 0;
end;
2: begin
SecurityLayer := 2;
UserAuthentication := 1;
end;
else begin
SecurityLayer := -1;
UserAuthentication := -1;
end;
end;
if SecurityLayer >= 0 then begin
try
Reg.WriteInteger('SecurityLayer', SecurityLayer);
Reg.WriteInteger('UserAuthentication', UserAuthentication);
except
end;
end;
if rgShadow.ItemIndex >= 0 then begin
try
Reg.WriteInteger('Shadow', rgShadow.ItemIndex);
except
end;
end;
Reg.CloseKey;
Reg.Free;
end;
procedure TMainForm.cbAllowTSConnectionsClick(Sender: TObject);
begin
if Ready then
bApply.Enabled := True;
end;
procedure TMainForm.seRDPPortChange(Sender: TObject);
begin
if Ready then
bApply.Enabled := True;
end;
procedure TMainForm.FormCreate(Sender: TObject);
begin
ReadSettings;
Ready := True;
end;
procedure TMainForm.FormCloseQuery(Sender: TObject; var CanClose: Boolean);
begin
if bApply.Enabled then
CanClose := MessageBox(Handle, 'Settings are not saved. Do you want to exit?',
'Warning', mb_IconWarning or mb_YesNo) = mrYes;
end;
procedure TMainForm.bOKClick(Sender: TObject);
begin
if bApply.Enabled then begin
WriteSettings;
bApply.Enabled := False;
end;
Close;
end;
procedure TMainForm.bCancelClick(Sender: TObject);
begin
Close;
end;
procedure TMainForm.bApplyClick(Sender: TObject);
begin
WriteSettings;
bApply.Enabled := False;
end;
end.