Version [next]

[Improved] Multi-threading is more standards-compliant now (thanks @Th69).

-------------------------------

Version 0.13.1
2024-01-29

[Improved] Finding groff happens in a thread now. No more blocking on startup.
[Removed] So we got rid of the loading window again.

-------------------------------

        <Resource_0 FileName="..\LICENSE" Type="RCDATA" ResourceName="LICENSE"/>
      </Resources>
    </General>
    <VersionInfo>
      <UseVersionInfo Value="True"/>
      <AutoIncrementBuild Value="True"/>
      <MinorVersionNr Value="13"/>
      <RevisionNr Value="1"/>
      <BuildNr Value="17"/>
      <RevisionNr Value="2"/>
      <BuildNr Value="1"/>
      <StringTable ProductName="groffstudio"/>
    </VersionInfo>
    <BuildModes>
      <Item Name="Default" Default="True"/>
    </BuildModes>
    <PublishOptions>
      <Version Value="2"/>

  DefaultMonitor = dmPrimary
  Position = poScreenCenter
  LCLVersion = '3.99.0.0'
  OnClose = FormClose
  OnCreate = FormCreate
  object MainStatusBar: TStatusBar
    Left = 0
    Height = 23
    Top = 669
    Height = 18
    Top = 674
    Width = 847
    Panels = <    
      item
        Text = 'file name with save status'
        Width = 200
      end    
      item

    ActivePage = tsEdit
    Anchors = [akTop, akLeft, akRight, akBottom]
    Style = tsFlatButtons
    TabIndex = 0
    TabOrder = 1
    object tsEdit: TTabSheet
      Caption = 'edit a groff document'
      ClientHeight = 631
      ClientWidth = 819
      ClientHeight = 626
      ClientWidth = 821
      ParentFont = False
      object GroupBox1: TGroupBox
        Left = 10
        Height = 66
        Top = 560
        Width = 799
        Top = 555
        Width = 801
        Align = alBottom
        BorderSpacing.Left = 10
        BorderSpacing.Right = 10
        BorderSpacing.Bottom = 5
        Caption = 'build'
        ClientHeight = 46
        ClientWidth = 795
        ClientHeight = 39
        ClientWidth = 791
        TabOrder = 0
        object Label1: TLabel
          Left = 184
          Height = 15
          Height = 16
          Top = -4
          Width = 72
          Width = 83
          Caption = 'macro to use:'
          ParentColor = False
        end
        object cmbMacro: TComboBox
          Left = 184
          Height = 23
          Height = 20
          Top = 16
          Width = 100
          ItemHeight = 15
          ItemHeight = 19
          Items.Strings = (
            'man'
            'me'
            'mm'
            'mom'
            'ms'
          )
          TabOrder = 0
          Text = '[ select ]'
        end
        object Label2: TLabel
          Left = 672
          Height = 15
          Left = 659
          Height = 16
          Top = -4
          Width = 78
          Width = 87
          Anchors = [akTop, akRight]
          Caption = 'output format:'
          ParentColor = False
        end
        object rdPs: TRadioButton
          Left = 673
          Height = 19
          Left = 655
          Height = 18
          Top = 16
          Width = 71
          Width = 85
          Anchors = [akTop, akRight]
          Caption = 'PostScript'
          TabOrder = 1
        end
        object rdPdf: TRadioButton
          Left = 753
          Height = 19
          Left = 738
          Height = 18
          Top = 16
          Width = 39
          Width = 50
          Anchors = [akTop, akRight]
          Caption = 'PDF'
          TabOrder = 2
        end
        object Label3: TLabel
          Left = 419
          Height = 15
          Left = 400
          Height = 16
          Top = -4
          Width = 76
          Width = 91
          Anchors = [akTop, akRight]
          Caption = 'preprocessors:'
          ParentColor = False
        end
        object Label4: TLabel
          Left = 544
          Height = 15
          Left = 533
          Height = 16
          Top = -4
          Width = 34
          Width = 41
          Anchors = [akTop, akRight]
          Caption = 'extras:'
          ParentColor = False
        end
        object btnBuild: TButton
          Left = 0
          Height = 29
          Top = 10
          Width = 75
          Caption = 'build'
          Color = clLime
          Enabled = False
          Font.Style = [fsBold, fsItalic]
          ParentFont = False
          TabOrder = 3
          OnClick = btnBuildClick
        end
        object chkLogFile: TCheckBox
          Left = 80
          Height = 19
          Height = 18
          Hint = 'If enabled, a log file containing the groff output will be placed alongside the source document.'
          Top = 16
          Width = 68
          Width = 79
          Caption = 'log to file'
          Enabled = False
          TabOrder = 4
        end
        object chkBoxPreprocessors: TCheckComboBox
          Left = 419
          Height = 22
          Left = 415
          Height = 20
          Top = 15
          Width = 100
          Anchors = [akTop, akRight]
          ItemHeight = 16
          Items.Strings = (
            'chem'
            'eqn'
            'grn'
            'pic'
            'refer'
            'tbl'
          )
          TabOrder = 5
          Text = '0'
        end
        object chkBoxExtras: TCheckComboBox
          Left = 544
          Height = 22
          Left = 540
          Height = 20
          Top = 15
          Width = 100
          Anchors = [akTop, akRight]
          ItemHeight = 16
          Items.Strings = (
            'hdtbl'
            'Pdfmark'
          )
          TabOrder = 6
          Text = '0'
        end
      end
      object btnSaveGroff: TButton
        Left = 734
        Left = 736
        Height = 28
        Top = 528
        Top = 523
        Width = 75
        Anchors = [akRight, akBottom]
        Caption = 'save'
        Font.Style = [fsBold]
        ParentFont = False
        TabOrder = 1
        OnClick = btnSaveGroffClick
      end
      object btnLoadGroff: TButton
        Left = 653
        Left = 655
        Height = 28
        Top = 528
        Top = 523
        Width = 75
        Anchors = [akRight, akBottom]
        Caption = 'load'
        Font.Style = [fsBold]
        ParentFont = False
        TabOrder = 2
        OnClick = btnLoadGroffClick
      end
      object Label5: TLabel
        Left = 197
        Height = 15
        Top = 541
        Width = 438
        Left = 128
        Height = 16
        Top = 535
        Width = 509
        Anchors = [akRight, akBottom]
        Caption = 'note that everything build-related will be stored in the document''s storage directory'
        Font.Color = clBlue
        Font.Style = [fsItalic]
        ParentColor = False
        ParentFont = False
      end
      inline SynEdit1: TSynEdit
        Left = 10
        Height = 523
        Height = 518
        Top = 0
        Width = 799
        Width = 801
        Anchors = [akTop, akLeft, akRight, akBottom]
        Font.CharSet = 4
        Font.Height = -13
        Font.Name = 'Andale Mono'
        Font.Pitch = fpFixed
        Font.Quality = fqCleartypeNatural
        ParentColor = False

            MouseActionsCollapsed = <>
          end
        end
      end
    end
    object tsSettings: TTabSheet
      Caption = 'groffstudio settings'
      ClientHeight = 631
      ClientWidth = 819
      ClientHeight = 626
      ClientWidth = 821
      object chkAutoSaveBuildSettings: TCheckBox
        Left = 0
        Height = 19
        Height = 18
        Top = 16
        Width = 309
        Width = 341
        Caption = 'save and restore the chosen build settings for next time'
        TabOrder = 0
      end
      object btnSaveSettings: TButton
        Left = 730
        Left = 732
        Height = 25
        Top = 600
        Top = 595
        Width = 91
        Anchors = [akRight, akBottom]
        Caption = 'save settings'
        TabOrder = 1
        OnClick = btnSaveSettingsClick
      end
      object Label14: TLabel
        Left = 0
        Height = 15
        Height = 16
        Top = 80
        Width = 129
        Width = 150
        Caption = 'yes, that''s all for now. :-)'
        ParentColor = False
      end
      object chkUpdateCheckOnStart: TCheckBox
        Left = 0
        Height = 19
        Height = 18
        Top = 40
        Width = 169
        Width = 190
        Caption = 'check for updates on startup'
        TabOrder = 2
      end
    end
    object tsGroff: TTabSheet
      Caption = 'groff version'
      ClientHeight = 631
      ClientWidth = 819
      ClientHeight = 626
      ClientWidth = 821
      object GroupBox2: TGroupBox
        Left = 20
        Height = 57
        Top = 566
        Width = 779
        Top = 561
        Width = 781
        Align = alBottom
        BorderSpacing.Left = 20
        BorderSpacing.Right = 20
        BorderSpacing.Bottom = 8
        Caption = 'groff for Windows'
        ClientHeight = 37
        ClientWidth = 775
        ClientHeight = 30
        ClientWidth = 771
        TabOrder = 0
        object Label6: TLabel
          Left = 8
          Height = 15
          Height = 16
          Top = 8
          Width = 108
          Width = 125
          Caption = 'latest version online:'
          ParentColor = False
        end
        object edtOnlineGroffVersionWindows: TEdit
          Left = 136
          Height = 15
          Height = 17
          Top = 8
          Width = 542
          Width = 538
          Anchors = [akTop, akLeft, akRight]
          BorderStyle = bsNone
          Enabled = False
          TabOrder = 0
          Text = 'fetching ...'
        end
        object btnDownloadGroffWindows: TButton
          Left = 686
          Left = 682
          Height = 25
          Top = 5
          Width = 80
          Anchors = [akTop, akRight]
          Caption = 'download it'
          TabOrder = 1
          OnClick = btnDownloadGroffWindowsClick
        end
      end
      object Label7: TLabel
        Left = 8
        Height = 30
        Height = 32
        Top = 8
        Width = 807
        Width = 809
        Anchors = [akTop, akLeft, akRight]
        Caption = 'as you might guess, groffstudio requires a working installation of groff. this page performs the basic checks for you. note that on windows, everything is harder than it should. :-)'
        Constraints.MaxHeight = 582
        ParentColor = False
        WordWrap = True
      end
      object Label9: TLabel
        Left = 8
        Height = 15
        Height = 16
        Top = 56
        Width = 70
        Width = 81
        Caption = 'groff version:'
        ParentColor = False
      end
      object edtGroffInstalledVersion: TEdit
        Left = 144
        Height = 15
        Height = 17
        Top = 56
        Width = 671
        Width = 673
        Anchors = [akTop, akLeft, akRight]
        BorderStyle = bsNone
        Enabled = False
        TabOrder = 1
      end
      object lblTroffCommandNotFound: TLabel
        Left = 8
        Height = 45
        Height = 48
        Top = 112
        Width = 806
        Width = 808
        Anchors = [akTop, akLeft, akRight]
        Caption = 'groff was not found. in order to use groffstudio, you absolutely need groff in your PATH variable. on unix and unix-like systems, you''ll need to edit the $PATH variable. on windows, i warmly recommend the Rapid Environment Editor for that.'#13#10'please exit groffstudio at your nearest convenience and adjust your PATH variables. then try again.'
        Font.Color = clRed
        ParentColor = False
        ParentFont = False
        Visible = False
        WordWrap = True
      end
      object edtGroffstudioInstalledVersion: TEdit
        Left = 144
        Height = 15
        Height = 17
        Top = 77
        Width = 671
        Width = 673
        Anchors = [akTop, akLeft, akRight]
        BorderStyle = bsNone
        Enabled = False
        TabOrder = 2
      end
      object Label10: TLabel
        Left = 8
        Height = 15
        Height = 16
        Top = 77
        Width = 103
        Width = 118
        Caption = 'groffstudio version:'
        ParentColor = False
      end
    end
    object tsAbout: TTabSheet
      Caption = 'about groffstudio'
      ClientHeight = 631
      ClientWidth = 819
      ClientHeight = 626
      ClientWidth = 821
      object lblAboutProductName: TLabel
        Left = 0
        Height = 61
        Height = 53
        Top = 16
        Width = 315
        Width = 297
        Caption = 'groffstudio x.y.z'
        Font.Color = clBlue
        Font.Height = -45
        ParentColor = False
        ParentFont = False
      end
      object Label8: TLabel
        Left = 20
        Height = 15
        Height = 16
        Top = 80
        Width = 217
        Width = 246
        Caption = 'brought to you by tux0r and contributors'
        ParentColor = False
      end
      object Label11: TLabel
        Left = 0
        Height = 15
        Height = 16
        Top = 128
        Width = 45
        Width = 53
        Caption = 'Website:'
        Font.Style = [fsItalic]
        ParentColor = False
        ParentFont = False
      end
      object Label12: TLabel
        Left = 0
        Height = 15
        Height = 16
        Top = 152
        Width = 57
        Width = 69
        Caption = 'Repository:'
        Font.Style = [fsItalic]
        ParentColor = False
        ParentFont = False
      end
      object Label13: TLabel
        Left = 0
        Height = 15
        Height = 16
        Top = 176
        Width = 99
        Width = 119
        Caption = 'Repository (mirror):'
        Font.Style = [fsItalic]
        ParentColor = False
        ParentFont = False
      end
      object mLicense: TMemo
        Left = 0
        Height = 418
        Top = 216
        Width = 826
        Width = 828
        Anchors = [akTop, akLeft, akRight]
        ScrollBars = ssAutoBoth
        TabOrder = 0
      end
      object lblWebsite: TLabel
        Cursor = crHandPoint
        Left = 120
        Height = 15
        Height = 16
        Top = 128
        Width = 99
        Width = 113
        Caption = 'groff.tuxproject.de'
        Font.Color = clBlue
        Font.Style = [fsUnderline]
        ParentColor = False
        ParentFont = False
        OnClick = lblWebsiteClick
      end
      object lblFossilRepo: TLabel
        Cursor = crHandPoint
        Left = 120
        Height = 15
        Height = 16
        Top = 152
        Width = 121
        Width = 140
        Caption = 'code.rosaelefanten.org'
        Font.Color = clBlue
        Font.Style = [fsUnderline]
        ParentColor = False
        ParentFont = False
        OnClick = lblFossilRepoClick
      end
      object lblGithubRepo: TLabel
        Cursor = crHandPoint
        Left = 120
        Height = 15
        Height = 16
        Top = 176
        Width = 62
        Width = 68
        Caption = 'github.com'
        Font.Color = clBlue
        Font.Style = [fsUnderline]
        ParentColor = False
        ParentFont = False
        OnClick = lblGithubRepoClick
      end

    procedure btnSaveSettingsClick(Sender: TObject);
    procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
    procedure FormCreate(Sender: TObject);
    procedure lblFossilRepoClick(Sender: TObject);
    procedure lblGithubRepoClick(Sender: TObject);
    procedure lblWebsiteClick(Sender: TObject);
    procedure SynEdit1Change(Sender: TObject);
{$IFDEF DARWIN}
    {$IFDEF DARWIN}
    procedure GetSocketHandler(Sender: TObject; const UseSSL: Boolean; out AHandler: TSocketHandler);
{$ENDIF}
    {$ENDIF}
  private
  var
    var currentGroffFilePath: String;
    var currentGroffFileName: String;
    var unsavedChanges: Boolean;
{$IFDEF WINDOWS}
    var latestGroffWindowsUrl: String;
{$ENDIF}
    var storeBuildSettings: Boolean;
    var updateCheck: Boolean;
    currentGroffFilePath: string;
    currentGroffFileName: string;
    unsavedChanges: boolean;
    {$IFDEF WINDOWS}
    atestGroffWindowsUrl: String;
    {$ENDIF}
    storeBuildSettings: boolean;
    updateCheck: boolean;
  public

  end;

  TDetectGroffThread = class(TThread)
  private
    procedure UpdateUI;
  protected
    procedure Execute; Override;
    procedure Execute; override;
  end;

var
  MainForm: TMainForm;
  BuildWindow: TBuildStatusWindow;
  hasGroff: Boolean;
  hasGroff: boolean;
  GroffOutputVersion: string;

implementation

{$R *.lfm}

procedure TDetectGroffThread.Execute;
procedure TDetectGroffThread.UpdateUI;
var
  GroffOutputVersion: String;
begin
  MainForm.edtGroffInstalledVersion.Text := GroffOutputVersion;
  if pos('GNU', GroffOutputVersion) = 0 then
  begin
    ShowMessage('groffstudio thinks that your installed version of troff is not GNU troff.'
      + LineEnding + 'If this is correct, you are advised to fix this before continuing.'
      + LineEnding +
      'If it is an error, please tell me so I can improve this detection.');
    hasGroff := True;
  end
  else
  begin
    MainForm.edtGroffInstalledVersion.Text := 'n/a';
    hasGroff := False;
    MainForm.lblTroffCommandNotFound.Visible := True;
  end;
end;

procedure TDetectGroffThread.Execute;
begin
  FreeOnTerminate := True;

  {$IFDEF WINDOWS}
  if RunCommand('cmd', ['/c', 'troff --version'], GroffOutputVersion, [], swoHIDE) then
  {$ELSE}
  if RunCommand('/bin/sh', ['-c', 'troff --version'], GroffOutputVersion, [], swoHIDE) then
  if RunCommand('/bin/sh', ['-c', 'troff --version'], GroffOutputVersion,
    [], swoHIDE) then
  {$ENDIF}
  begin
    MainForm.edtGroffInstalledVersion.Text := GroffOutputVersion;
    if pos('GNU', GroffOutputVersion) = 0 then
       ShowMessage('groffstudio thinks that your installed version of troff is not GNU troff.' + LineEnding +
       'If this is correct, you are advised to fix this before continuing.' + LineEnding +
       'If it is an error, please tell me so I can improve this detection.');
    hasGroff := True;
    Synchronize(@UpdateUI);
  end else begin
    MainForm.edtGroffInstalledVersion.Text := 'n/a';
    hasGroff := False;
    MainForm.lblTroffCommandNotFound.Visible := True;
  end;
end;

{ TMainForm }

procedure TMainForm.FormCreate(Sender: TObject);
var
  OnlineVersionsFile: String;
  OnlineVersionsFile: string;
  {$IFDEF WINDOWS}
  reGroffVersion: TRegExpr;
  {$ENDIF}
  reGroffStudioVersion: TRegExpr;
  FileVerInfo: TFileVersionInfo;
  HasVersionUpdate: Integer;
  HasVersionUpdate: integer;
  GroffHelpers: TGroffHelpers;
  ResStream: TResourceStream;
  {$IFDEF DARWIN}
  HTTPClient: TFPHttpClient;
  {$ENDIF}
begin
  // What's the current running groff version?
  TDetectGroffThread.Create(False);

  // Default file name
  currentGroffFileName := '[unsaved file]';

  // Embed the license
  ResStream:= TResourceStream.Create(HInstance, 'LICENSE', RT_RCDATA);
  ResStream := TResourceStream.Create(HInstance, 'LICENSE', RT_RCDATA);
  try
    mLicense.Lines.LoadFromStream(ResStream);
  finally
    ResStream.Free;
  end;

  // Restore the settings
  iniStorage.Restore;
  storeBuildSettings := iniStorage.ReadBoolean('AutoSaveBuildSettings', False);
  chkAutoSaveBuildSettings.Checked := storeBuildSettings;

{$IF DEFINED(LINUX) OR DEFINED(BSD)}
  {$IF DEFINED(LINUX) OR DEFINED(BSD)}
  // On platforms which probably use a package manager (currently, Linux and
  // BSDs), the "update check" checkbox is disabled.
  chkUpdateCheckOnStart.Enabled := False;
{$ELSE}
  {$ELSE}
  updateCheck := iniStorage.ReadBoolean('UpdateCheckOnStart', False);
  chkUpdateCheckOnStart.Checked := updateCheck;
{$ENDIF}
  {$ENDIF}

  if storeBuildSettings then
  begin
       chkLogFile.Checked := iniStorage.ReadBoolean('BuildLogFile', False);
       cmbMacro.Text := iniStorage.ReadString('BuildChosenMacro', '[ select ]');
       chkBoxPreprocessors.Checked[0] := iniStorage.ReadBoolean('BuildUseChem', False);
       chkBoxPreprocessors.Checked[1] := iniStorage.ReadBoolean('BuildUseEqn', False);
       chkBoxPreprocessors.Checked[2] := iniStorage.ReadBoolean('BuildUseGrn', False);
       chkBoxPreprocessors.Checked[3] := iniStorage.ReadBoolean('BuildUsePic', False);
       chkBoxPreprocessors.Checked[4] := iniStorage.ReadBoolean('BuildUseRefer', False);
       chkBoxPreprocessors.Checked[5] := iniStorage.ReadBoolean('BuildUseTbl', False);
       chkBoxExtras.Checked[0] := iniStorage.ReadBoolean('BuildUseHdtbl', False);
       chkBoxExtras.Checked[1] := iniStorage.ReadBoolean('BuildUsePdfMark', False);
       rdPs.Checked := iniStorage.ReadBoolean('BuildToPostscript', False);
       rdPdf.Checked := iniStorage.ReadBoolean('BuildToPDF', False);
    chkLogFile.Checked := iniStorage.ReadBoolean('BuildLogFile', False);
    cmbMacro.Text := iniStorage.ReadString('BuildChosenMacro', '[ select ]');
    chkBoxPreprocessors.Checked[0] := iniStorage.ReadBoolean('BuildUseChem', False);
    chkBoxPreprocessors.Checked[1] := iniStorage.ReadBoolean('BuildUseEqn', False);
    chkBoxPreprocessors.Checked[2] := iniStorage.ReadBoolean('BuildUseGrn', False);
    chkBoxPreprocessors.Checked[3] := iniStorage.ReadBoolean('BuildUsePic', False);
    chkBoxPreprocessors.Checked[4] := iniStorage.ReadBoolean('BuildUseRefer', False);
    chkBoxPreprocessors.Checked[5] := iniStorage.ReadBoolean('BuildUseTbl', False);
    chkBoxExtras.Checked[0] := iniStorage.ReadBoolean('BuildUseHdtbl', False);
    chkBoxExtras.Checked[1] := iniStorage.ReadBoolean('BuildUsePdfMark', False);
    rdPs.Checked := iniStorage.ReadBoolean('BuildToPostscript', False);
    rdPdf.Checked := iniStorage.ReadBoolean('BuildToPDF', False);
  end;

  // What's the latest available version?
  FileVerInfo := TFileVersionInfo.Create(nil);

  try
    FileVerInfo.ReadFileInfo;
    edtGroffStudioInstalledVersion.Text := FileVerInfo.VersionStrings.Values['FileVersion'];
    lblAboutProductName.Caption := FileVerInfo.VersionStrings.Values['ProductName'] + ' ' + FileVerInfo.VersionStrings.Values['FileVersion'];
    edtGroffStudioInstalledVersion.Text :=
      FileVerInfo.VersionStrings.Values['FileVersion'];
    lblAboutProductName.Caption :=
      FileVerInfo.VersionStrings.Values['ProductName'] + ' ' +
      FileVerInfo.VersionStrings.Values['FileVersion'];
    MainStatusBar.Panels[2].Text := '';

    {$IFDEF WINDOWS}
    if updateCheck then
    begin
      OnlineVersionsFile := TFPCustomHTTPClient.SimpleGet('https://groff.tuxproject.de/updates/versions.txt');

      end;
    finally
      if updateCheck then HTTPClient.Free;
    end;
    {$ENDIF}
    edtOnlineGroffVersionWindows.Text := 'n/a';
    btnDownloadGroffWindows.Enabled := False;
  {$ENDIF}
    {$ENDIF}
  finally
    FileVerInfo.Free;
  end;

  // Loaded file display
  MainStatusBar.Panels[0].Text := '';

  // Set the "Changed" mark:
  MainStatusBar.Panels[0].Text := '* ' + currentGroffFileName;
  unsavedChanges := True;
end;

procedure TMainForm.btnDownloadGroffWindowsClick(Sender: TObject);
begin
   {$IFDEF WINDOWS}
  {$IFDEF WINDOWS}
   // On other systems, the button is disabled anyway.
   OpenURL(latestGroffWindowsUrl);
   {$ENDIF}
  {$ENDIF}
end;

procedure TMainForm.btnBuildClick(Sender: TObject);
var
  buildSuccess: Boolean;
  buildOpts: String;
  logFileName: String = '';
  outputFileName: String;
  buildSuccess: boolean;
  buildOpts: string;
  logFileName: string = '';
  outputFileName: string;
begin
  // Reset status display:
  MainStatusBar.Panels[1].Text := '';

  BuildWindow := TBuildStatusWindow.Create(Application);
  BuildWindow.Show;

  // Build the parameters:
  buildOpts := 'groff';

  // - Macro:
  if LeftStr(cmbMacro.Text, 1) = 'm' then buildOpts := buildOpts + ' -' + cmbMacro.Text;

  // - Enforce UTF-8:
  buildOpts := buildOpts + ' -Kutf8';

  // - Preprocessors:
  if chkBoxPreprocessors.Checked[0] then   buildOpts := buildOpts + ' -chem';
  if chkBoxPreprocessors.Checked[1] then   buildOpts := buildOpts + ' -eqn';
  if chkBoxPreprocessors.Checked[2] then   buildOpts := buildOpts + ' -grn';
  if chkBoxPreprocessors.Checked[3] then   buildOpts := buildOpts + ' -pic';
  if chkBoxPreprocessors.Checked[4] then   buildOpts := buildOpts + ' -refer';
  if chkBoxPreprocessors.Checked[5] then   buildOpts := buildOpts + ' -tbl';
  if chkBoxPreprocessors.Checked[0] then  buildOpts := buildOpts + ' -chem';
  if chkBoxPreprocessors.Checked[1] then  buildOpts := buildOpts + ' -eqn';
  if chkBoxPreprocessors.Checked[2] then  buildOpts := buildOpts + ' -grn';
  if chkBoxPreprocessors.Checked[3] then  buildOpts := buildOpts + ' -pic';
  if chkBoxPreprocessors.Checked[4] then  buildOpts := buildOpts + ' -refer';
  if chkBoxPreprocessors.Checked[5] then  buildOpts := buildOpts + ' -tbl';

  if chkBoxExtras.Checked[0] then  buildOpts := buildOpts + ' -mhdtbl';

  // - PDF-specifics:
  if rdPdf.Checked then begin
  if rdPdf.Checked then
  begin
    buildOpts := buildOpts + ' -Tpdf';
    if chkBoxExtras.Checked[1] then buildOpts := buildOpts + ' -mpdfmark';
    outputFileName := currentGroffFilePath + '.pdf';
  end
  else
  else outputFileName := currentGroffFilePath + '.ps';
    outputFileName := currentGroffFilePath + '.ps';

  // - Input file:
  buildOpts := buildOpts + ' ' + currentGroffFilePath;
  buildOpts := buildOpts + ' > ' + outputFileName;

  // - Log file:
  if chkLogFile.Checked then logFileName := currentGroffFilePath + '.log';

  // Build:
  buildSuccess := BuildWindow.BuildDocument(buildOpts, logFileName);
  if buildSuccess then
    MainStatusBar.Panels[1].Text := 'build successful'
  else
    MainStatusBar.Panels[1].Text := 'build problem';

  FreeAndNil(BuildWindow);
end;

procedure TMainForm.btnLoadGroffClick(Sender: TObject);
var
  Reply, BoxStyle: Integer;
  Reply, BoxStyle: integer;
begin
  // If the current file has unsaved changes, ask first.
  if unsavedChanges then with Application do begin
    BoxStyle := MB_ICONQUESTION + MB_YESNO;
    Reply := MessageBox('Do you want to save the document first?', 'UnsavedChanges', BoxStyle);
    if Reply = IDYES then SynEdit1.Lines.SaveToFile(currentGroffFilePath);
    unsavedChanges := False;
  end;
  if unsavedChanges then with Application do
    begin
      BoxStyle := MB_ICONQUESTION + MB_YESNO;
      Reply := MessageBox('Do you want to save the document first?',
        'UnsavedChanges', BoxStyle);
      if Reply = idYes then SynEdit1.Lines.SaveToFile(currentGroffFilePath);
      unsavedChanges := False;
    end;

  if odOpenGroffFile.Execute then
  begin
    if FileExists(odOpenGroffFile.FileName) then
    begin
      currentGroffFilePath := odOpenGroffFile.FileName;
      currentGroffFileName := ExtractFileName(odOpenGroffFile.FileName);

    SynEdit1.Lines.SaveToFile(currentGroffFilePath)
  else if sdSaveGroffFile.Execute then
  begin
    currentGroffFilePath := sdSaveGroffFile.FileName;
    currentGroffFileName := ExtractFileName(currentGroffFilePath);
    SynEdit1.Lines.SaveToFile(sdSaveGroffFile.FileName);

    if hasGroff then begin
    if hasGroff then
    begin
      btnBuild.Enabled := True;
      chkLogFile.Enabled := True;
    end;
  end;

  // Remove the "Changed" mark:
  MainStatusBar.Panels[0].Text := currentGroffFileName;

  iniStorage.WriteBoolean('AutoUpdateCheck', chkUpdateCheckOnStart.Checked);

  iniStorage.Save;
end;

procedure TMainForm.FormClose(Sender: TObject; var CloseAction: TCloseAction);
var
  Reply, BoxStyle: Integer;
  Reply, BoxStyle: integer;
begin
  // If the current file has unsaved changes, ask first.
  if unsavedChanges then
  with Application do begin
    BoxStyle := MB_ICONQUESTION + MB_YESNO;
    Reply := MessageBox('Do you want to save the document first?', 'UnsavedChanges', BoxStyle);
    if Reply = IDYES then btnSaveGroffClick(Sender);
  end;
    with Application do
    begin
      BoxStyle := MB_ICONQUESTION + MB_YESNO;
      Reply := MessageBox('Do you want to save the document first?',
        'UnsavedChanges', BoxStyle);
      if Reply = idYes then btnSaveGroffClick(Sender);
    end;
end;

{$IFDEF DARWIN}
// Fix HTTPS on macOS:
procedure TMainForm.GetSocketHandler(Sender: TObject; const UseSSL: Boolean; out AHandler: TSocketHandler);
begin
  if UseSSL then begin
    AHandler := TSSLSocketHandler.Create;
    TSSLSocketHandler(AHandler).SSLType := stTLSv1_2;
  end else AHandler := TSocketHandler.Create;
end;
{$ENDIF}

end.