unit fNSIS;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ExtCtrls, ComCtrls, Buttons, fEditEntry;
type
  PSectionData = ^TSectionData;
  TSectionData = record
    Description: String;
    SectionsIn:TStringList;
    SectionFiles: TStringList;
    FileDirectories: TStringList;
    OverWrite: TStringList;
end;
type
  TfrmNSIS = class(TForm)
    pnlTop: TPanel;
    lblInfo: TLabel;
    Image1: TImage;
    bvlSplitter: TBevel;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Panel3: TPanel;
    ntNSIS: TNotebook;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    edtAppName: TEdit;
    edtAppVer: TEdit;
    edtAppPub: TEdit;
    edtAppWebsite: TEdit;
    Label5: TLabel;
    Label6: TLabel;
    Label8: TLabel;
    Label9: TLabel;
    edtIcon: TEdit;
    edtSetup: TEdit;
    Panel1: TPanel;
    Panel2: TPanel;
    rdModern: TRadioButton;
    rdClassic: TRadioButton;
    rdNone: TRadioButton;
    btnIcon: TButton;
    btnFile: TButton;
    RadioButton1: TRadioButton;
    RadioButton2: TRadioButton;
    RadioButton3: TRadioButton;
    GroupBox1: TGroupBox;
    cmbDefaultDir: TComboBox;
    chkAllowChange: TCheckBox;
    GroupBox2: TGroupBox;
    edtLicense: TEdit;
    btnLicense: TButton;
    chCreateLicense: TCheckBox;
    memLicense: TMemo;
    dlgOpen: TOpenDialog;
    dlgSave: TSaveDialog;
    edtSection: TEdit;
    Label7: TLabel;
    Button4: TButton;
    lstSection: TListBox;
    Button5: TButton;
    Button6: TButton;
    Panel4: TPanel;
    SpeedButton1: TSpeedButton;
    SpeedButton2: TSpeedButton;
    SpeedButton3: TSpeedButton;
    SpeedButton4: TSpeedButton;
    SpeedButton5: TSpeedButton;
    SpeedButton6: TSpeedButton;
    lstFiles: TListView;
    lstSections: TListBox;
    memDesc: TMemo;
    Label10: TLabel;
    Label11: TLabel;
    lstIncludeIn: TListView;
    lblTitle: TLabel;
    Image2: TImage;
    Panel5: TPanel;
    Label12: TLabel;
    Label13: TLabel;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure chCreateLicenseClick(Sender: TObject);
    procedure btnLicenseClick(Sender: TObject);
    procedure btnIconClick(Sender: TObject);
    procedure btnFileClick(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure Button6Click(Sender: TObject);
    procedure SpeedButton1Click(Sender: TObject);
    procedure SpeedButton2Click(Sender: TObject);
    procedure SpeedButton3Click(Sender: TObject);
    procedure lstIncludeInClick(Sender: TObject);
    procedure lstSectionsClick(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure SpeedButton4Click(Sender: TObject);
    procedure SpeedButton5Click(Sender: TObject);
    procedure SpeedButton6Click(Sender: TObject);
    procedure memDescChange(Sender: TObject);
  private
    { Private declarations }
  public
    procedure AddSection(strSection: STring);
    procedure UpdateFiles();
    { Public declarations }
  end;

var
  frmNSIS: TfrmNSIS;

implementation

{$R *.dfm}

procedure TfrmNSIS.Button1Click(Sender: TObject);
begin
  ntNSIS.PageIndex := ntNSIS.PageIndex + 1;
  lblTitle.Caption := ntNsis.Pages[ntNsis.PageIndex];
end;

procedure TfrmNSIS.Button2Click(Sender: TObject);
begin
  ntNSIS.PageIndex := ntNSIS.PageIndex - 1;
  lblTitle.Caption := ntNsis.Pages[ntNsis.PageIndex];  
end;

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

procedure TfrmNSIS.chCreateLicenseClick(Sender: TObject);
begin
  memLicense.ReadOnly := chCreateLicense.Checked;
end;

procedure TfrmNSIS.btnLicenseClick(Sender: TObject);
begin
  with dlgOpen do begin
    Filter := 'Text Files (*.txt)|*.txt';
    if Execute then begin
      edtLicense.Text := Filename;
      memLicense.Lines.LoadFromFile(Filename);
    end;
  end;
end;

procedure TfrmNSIS.btnIconClick(Sender: TObject);
begin
  With dlgOpen do begin
    Filter := 'Icon Files (*.ico)|*.ico';
    if Execute then begin
      edtIcon.Text := filename;
    end;
  end;
end;

procedure TfrmNSIS.btnFileClick(Sender: TObject);
var
  s: String;
begin
  With dlgSave do begin
    Filter := 'Executable Files (*.exe)|*.exe';
    if Execute then begin
      if FileExists(Filename) then begin
        if MessageBox(Handle, 'This file already exists.#10#32Do you wish to overwrite?', 'Overwrite', MB_YESNO) = mrno then
          exit;
      end;
      s := Filename;
      if ExtractFileExt(s) <> '.exe' then
        s := s + '.exe';
      edtSetup.Text := s;
    end;
  end;
end;

procedure TfrmNSIS.Button4Click(Sender: TObject);
var i: integer;
begin
  lstSection.Items.Add(edtSection.Text);
  lstIncludeIn.Items.Clear;
  for i := 0 to lstSection.Items.Count - 1 do begin
    with lstIncludeIn.Items.Add do
      Caption := lstSection.Items[i];
  end;
end;

procedure TfrmNSIS.Button5Click(Sender: TObject);
begin
  lstSection.Items.Delete(lstSection.ItemIndex);
end;

procedure TfrmNSIS.Button6Click(Sender: TObject);
begin
  lstSection.Items.Clear;
end;

procedure TfrmNsis.AddSection(strSection: String);
var
  s: String;
  d: PSectionData;
begin
  new(d);
  d.SectionsIn := TStringList.Create;
  d.FileDirectories := TStringList.Create;
  d.SectionFiles := TStringList.Create;
  d.OverWrite := TStringList.Create;
  if strSection <> '' then
    lstSections.Items.InsertObject(lstSections.Items.Count,strSection, TObject(d));
end;

procedure TfrmNSIS.SpeedButton1Click(Sender: TObject);
var
  s: String;
begin
  s := InputBox('New Section', 'Enter the name of the new section.', '');
  AddSection(s);
end;

procedure TfrmNSIS.SpeedButton2Click(Sender: TObject);
var
  s: String;
begin
  s := InputBox('New Section', 'Enter the name of the new section.', lstSections.Items[lstSections.ItemIndex]);
  if (s <> '') and (s <> lstSections.Items[lstSections.ItemIndex]) then
    lstSections.Items[lstSections.ItemIndex] := s;
end;

procedure TfrmNSIS.SpeedButton3Click(Sender: TObject);
begin
  lstSections.Items.Delete(lstSections.ItemIndex);
end;

procedure TfrmNSIS.lstIncludeInClick(Sender: TObject);
var
  d: PSectionData;
  i: Integer;
begin
  if lstSections.ItemIndex = -1 then exit;
  PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).SectionsIn := TStringList.Create;
  PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).SectionsIn.Clear;
  for i:=0 to lstIncludeIn.Items.Count - 1 do begin
    if lstIncludeIn.ITems[i].Checked then
      PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).SectionsIn.Add(IntToStr(i));
  end;
end;

procedure TfrmNSIS.lstSectionsClick(Sender: TObject);
var
  d: PSectionData;
  i: Integer;
begin
  if lstIncludeIn.Items.Count > 0 then begin

    for i := 0 to lstSections.Items.Count-1 do begin
      lstIncludeIn.Items[i].Checked := false;
    end;
  end;
  lstFiles.Items.Clear;
  if PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).FileDirectories.Count <> 0 then begin
    for i := 0 to PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).FileDirectories.Count - 1 do begin
      With lstFiles.Items.Add do begin
        Caption := PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).SectionFiles[i];
        SubItems.Add(PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).FileDirectories[i]);
        SubItems.Add(PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).OverWrite[i]);
      end;
    end;
  end;
  memDesc.Text := '';
  memDesc.Text := PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).Description;
  if lstIncludeIn.Items.Count = 0 then exit;
  for i:=0 to PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).SectionsIn.Count - 1 do begin
    lstIncludeIn.Items[StrToInt(PSectionData(lstSections.Items.Objects[lstSections.ItemIndex]).SectionsIn[i])].Checked := True
  end;

end;

procedure TfrmNSIS.FormCreate(Sender: TObject);
var str: String;
begin
  str := 'This wizard will guide you through the process of creating a new NSIS script file. ';
  str := str + 'The results will be used to generate a new script file which can be compiled ';
  str := str + 'directly or saved on disk for later use.' + chr(10) + chr(10) + 'Not all features of Nullsoft ';
  str := str + 'lInstall System are covered by this wizard.  See the documentation for details ';
  str := str + 'on creating Nullsoft Install System script files!' + chr(10) + chr(10) + 'Click next to continue, or cancel to exit this wizard.';
  AddSection('MainSection');
  label13.caption := str;
end;

procedure TfrmNSIS.SpeedButton4Click(Sender: TObject);
var
i: Integer;
strOverWrite: String;
begin
  if lstSections.ItemIndex = -1 then exit;
  with TfrmEditEntry.Create(nil) do begin
    if SHowModal = mrOK then begin
      if rb1.Checked then
        strOverWrite := 'on';
      if rb2.checked then
        strOverWrite := 'off';
      if rb3.checked then
        strOverWrite := 'try';
      if rb4.Checked then
        strOverWrite := 'ifnewer';
      for i := 0 to dlgOpen.Files.Count - 1 do begin

        With lstFiles.Items.Add do begin

          Caption := dlgOpen.Files[i];
          SubItems.Add(cmbDir.Text);
          SubItems.Add(strOverwrite);
        end;
      end;
      UpdateFiles;
    end;
  end;
end;
procedure TfrmNSIS.SpeedButton5Click(Sender: TObject);
begin
  if lstFiles.Selected = nil then exit;
end;

procedure TfrmNSIS.UpdateFiles();
var i: Integer;
d: PSectionData;
begin
  if lstSections.ItemIndex = -1 then exit;
  PSectionData((lstSections.Items.Objects[lstSections.ItemIndex])).SectionFiles := TStringList.Create;
  PSectionData((lstSections.Items.Objects[lstSections.ItemIndex])).FileDirectories := TStringList.Create;
  PSectionData((lstSections.Items.Objects[lstSections.ItemIndex])).OverWrite := TStringList.Create;
  for i := 0 to lstFiles.Items.Count - 1  do begin
      PSectionData((lstSections.Items.Objects[lstSections.ItemIndex])).SectionFiles.Add(lstFiles.Items[i].Caption);
      PSectionData((lstSections.Items.Objects[lstSections.ItemIndex])).FileDirectories.Add(lstFiles.Items[i].SubItems[0]);
      PSectionData((lstSections.Items.Objects[lstSections.ItemIndex])).OverWrite.Add(lstFiles.Items[i].SubItems[1]);
  end;
end;

procedure TfrmNSIS.SpeedButton6Click(Sender: TObject);
begin
  if lstFIles.Selected = nil then exit;
end;

procedure TfrmNSIS.memDescChange(Sender: TObject);
begin
  if lstSections.ItemIndex = -1 then exit;
  PSectionData((lstSections.Items.Objects[lstSections.ItemIndex])).Description := memDesc.Text;
end;

end.