2012-10-02 16:00:13 +02:00
AppName=HexChat (x86)
AppPublisher=HexChat
AppPublisherURL=http://www.hexchat.org/
AppCopyright=Copyright (C) 1998-2010 Peter Zelezny
AppSupportURL=https://github.com/hexchat/hexchat/issues
AppUpdatesURL=http://www.hexchat.org/home/downloads
LicenseFile=COPYING
UninstallDisplayIcon={app}\hexchat.exe
UninstallDisplayName=HexChat (x86)
DefaultDirName={pf}\HexChat
DefaultGroupName=HexChat
DisableProgramGroupPage=yes
SolidCompression=yes
Compression=lzma2/ultra64
SourceDir=..\rel
OutputDir=..
FlatComponentsList=no
PrivilegesRequired=none
ShowComponentSizes=no
CreateUninstallRegKey=not IsTaskSelected('portable')
Uninstallable=not IsTaskSelected('portable')
ArchitecturesAllowed=x86 x64
2012-10-22 05:13:27 +02:00
MinVersion=5.1
2012-10-02 16:00:13 +02:00
[Types]
Name: "normal"; Description: "Normal Installation"
Name: "minimal"; Description: "Minimal Installation"
Name: "custom"; Description: "Custom Installation"; Flags: iscustom
[Components]
Name: "libs"; Description: "HexChat"; Types: normal minimal custom; Flags: fixed
Name: "gtktheme"; Description: "GTK+ Theme"; Types: normal custom; Flags: disablenouninstallwarning
Name: "xctext"; Description: "HexChat-Text"; Types: custom; Flags: disablenouninstallwarning
Name: "xtm"; Description: "HexChat Theme Manager (Requires .NET 4.0)"; Types: custom; Flags: disablenouninstallwarning
Name: "translations"; Description: "Translations"; Types: normal custom; Flags: disablenouninstallwarning
;obs Name: "gtkengines"; Description: "GTK+ Engines"; Types: custom; Flags: disablenouninstallwarning
;Name: "spelling"; Description: "Spelling Dictionaries"; Types: custom; Flags: disablenouninstallwarning
Name: "plugins"; Description: "Plugins"; Types: custom; Flags: disablenouninstallwarning
Name: "plugins\checksum"; Description: "Checksum"; Types: custom; Flags: disablenouninstallwarning
Name: "plugins\dns"; Description: "DNS"; Types: custom; Flags: disablenouninstallwarning
Name: "plugins\doat"; Description: "Do At"; Types: custom; Flags: disablenouninstallwarning
Name: "plugins\exec"; Description: "Exec"; Types: custom; Flags: disablenouninstallwarning
Name: "plugins\fishlim"; Description: "FiSHLiM"; Types: custom; Flags: disablenouninstallwarning
Name: "plugins\hextray"; Description: "HexTray"; Types: custom; Flags: disablenouninstallwarning
2012-10-03 18:26:48 +02:00
Name: "plugins\mpcinfo"; Description: "mpcInfo"; Types: custom; Flags: disablenouninstallwarning
2012-10-25 16:40:26 +02:00
;Name: "plugins\sasl"; Description: "SASL"; Types: normal custom; Flags: disablenouninstallwarning
2012-10-21 14:38:47 +02:00
Name: "plugins\sysinfo"; Description: "SysInfo"; Types: custom; Flags: disablenouninstallwarning
2012-10-02 16:00:13 +02:00
Name: "plugins\upd"; Description: "Update Checker"; Types: normal custom; Flags: disablenouninstallwarning
Name: "plugins\winamp"; Description: "Winamp"; Types: custom; Flags: disablenouninstallwarning
Name: "plugins\wmpa"; Description: "Windows Media Player Announcer"; Types: custom; Flags: disablenouninstallwarning
Name: "langs"; Description: "Language Interfaces"; Types: custom; Flags: disablenouninstallwarning
Name: "langs\lua"; Description: "Lua"; Types: custom; Flags: disablenouninstallwarning
Name: "langs\lua\luawdk"; Description: "Lua-WDK"; Types: custom; Flags: disablenouninstallwarning
Name: "langs\perl"; Description: "Perl"; Types: custom; Flags: disablenouninstallwarning
Name: "langs\python"; Description: "Python"; Types: custom; Flags: disablenouninstallwarning
Name: "langs\tcl"; Description: "Tcl"; Types: custom; Flags: disablenouninstallwarning
[Tasks]
Name: portable; Description: "Yes"; GroupDescription: "Portable Install (no Registry entries, no Start Menu icons, no uninstaller):"; Flags: unchecked
Name: perl512; Description: "5.12"; GroupDescription: "Perl version:"; Flags: exclusive; Components: langs\perl
Name: perl514; Description: "5.14"; GroupDescription: "Perl version:"; Flags: exclusive unchecked; Components: langs\perl
Name: perl516; Description: "5.16"; GroupDescription: "Perl version:"; Flags: exclusive unchecked; Components: langs\perl
[Registry]
Root: HKCR; Subkey: "irc"; ValueType: none; ValueName: ""; ValueData: ""; Flags: deletekey uninsdeletekey; Tasks: not portable
Root: HKCR; Subkey: "irc"; ValueType: string; ValueName: ""; ValueData: "URL:IRC Protocol"; Flags: uninsdeletevalue; Tasks: not portable
Root: HKCR; Subkey: "irc"; ValueType: string; ValueName: "URL Protocol"; ValueData: ""; Flags: uninsdeletevalue; Tasks: not portable
Root: HKCR; Subkey: "irc\DefaultIcon"; ValueType: string; ValueName: ""; ValueData: "{app}\hexchat.exe,0"; Flags: uninsdeletevalue; Tasks: not portable
Root: HKCR; Subkey: "irc\shell"; ValueType: string; ValueName: ""; ValueData: "open"; Flags: uninsdeletevalue; Tasks: not portable
Root: HKCR; Subkey: "irc\shell\open\command"; ValueType: string; ValueName: ""; ValueData: "{app}\hexchat.exe --url=""%1"""; Flags: uninsdeletevalue; Tasks: not portable
Root: HKCR; Subkey: ".hct"; ValueType: none; ValueName: ""; ValueData: ""; Flags: deletekey uninsdeletekey; Components:xtm; Tasks: not portable
Root: HKCR; Subkey: ".hct"; ValueType: string; ValueName: ""; ValueData: "HexChat Theme File"; Flags: uninsdeletevalue; Components:xtm; Tasks: not portable
Root: HKCR; Subkey: ".hct"; ValueType: string; ValueName: "HexChat Theme File"; ValueData: ""; Flags: uninsdeletevalue; Components:xtm; Tasks: not portable
Root: HKCR; Subkey: ".hct\DefaultIcon"; ValueType: string; ValueName: ""; ValueData: "{app}\thememan.exe,0"; Flags: uninsdeletevalue; Components:xtm; Tasks: not portable
Root: HKCR; Subkey: ".hct\shell"; ValueType: string; ValueName: ""; ValueData: "open"; Flags: uninsdeletevalue; Components:xtm; Tasks: not portable
Root: HKCR; Subkey: ".hct\shell\open\command"; ValueType: string; ValueName: ""; ValueData: "{app}\thememan.exe ""%1"""; Flags: uninsdeletevalue; Components:xtm; Tasks: not portable
[Run]
Filename: "{app}\hexchat.exe"; Description: "Run HexChat after closing the Wizard"; Flags: nowait postinstall skipifsilent
[Files]
; Add the ISSkin DLL used for skinning Inno Setup installations.
Source: ISSkinU.dll; DestDir: {app}; Flags: dontcopy
; Add the Visual Style resource contains resources used for skinning,
; you can also use Microsoft Visual Styles (*.msstyles) resources.
Source: watercolorlite-green.cjstyles; DestDir: {tmp}; Flags: dontcopy
Source: "portable-mode"; DestDir: "{app}"; Tasks: portable
2012-10-22 04:40:32 +02:00
Source: "changelog.url"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
2012-10-22 02:34:20 +02:00
Source: "readme.url"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
2012-10-02 16:00:13 +02:00
Source: "cert.pem"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "COPYING"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "LICENSE.OPENSSL"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "LICENSE.ZLIB"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "LICENSE.GTK"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "LICENSE.CAIRO"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "LICENSE.LUA"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "LICENSE.ENCHANT"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "LICENSE.LIBXML"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "etc\gtk-2.0\gtkrc"; DestDir: "{app}\etc\gtk-2.0"; Flags: ignoreversion; Components: gtktheme
;Source: "etc\gtk-2.0\gtkrc"; DestDir: "{app}\etc\gtk-2.0"; Flags: ignoreversion; Components: libs and not gtkengines
Source: "share\xml\*"; DestDir: "{app}\share\xml"; Flags: ignoreversion createallsubdirs recursesubdirs; Components: libs
Source: "share\locale\*"; DestDir: "{app}\share\locale"; Flags: ignoreversion createallsubdirs recursesubdirs; Components: translations
;Source: "share\myspell\*"; DestDir: "{app}\share\myspell"; Flags: ignoreversion createallsubdirs recursesubdirs; Components: spelling
Source: "libatk-1.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libcairo-2.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libeay32.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libexpat-1.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
;obs Source: "libffi-5.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "freetype6.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
;obs Source: "libfreetype-6.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libfontconfig-1.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libgdk_pixbuf-2.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libgdk-win32-2.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libgio-2.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libglib-2.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libgmodule-2.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libgobject-2.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libgthread-2.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libgtk-win32-2.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "intl.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
;obs Source: "libintl-8.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
;obs Source: "libjasper-1.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
;obs Source: "libjpeg-8.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libpango-1.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libpangocairo-1.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libpangoft2-1.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libpangowin32-1.0-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
;obs Source: "libpixman-1-0.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
;obs Source: "libtiff-3.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libpng14-14.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
;obs Source: "libpng15-15.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "lua51.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "ssleay32.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "zlib1.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libxml2.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
;obs Source: "libxml2-2.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "libenchant.dll"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "lib\enchant\libenchant_myspell.dll"; DestDir: "{app}\lib\enchant"; Flags: ignoreversion; Components: libs
Source: "lib\gtk-2.0\2.10.0\engines\libpixmap.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: libs
Source: "lib\gtk-2.0\2.10.0\engines\libwimp.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: libs
Source: "lib\gtk-2.0\modules\libgail.dll"; DestDir: "{app}\lib\gtk-2.0\modules"; Flags: ignoreversion; Components: libs
;obs Source: "etc\gtkpref.png"; DestDir: "{app}\etc"; Flags: ignoreversion; Components: gtkengines
;obs Source: "lib\gtk-2.0\2.10.0\engines\libclearlooks.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: gtkengines
;obs Source: "lib\gtk-2.0\2.10.0\engines\libcrux-engine.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: gtkengines
;obs Source: "lib\gtk-2.0\2.10.0\engines\libglide.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: gtkengines
;obs Source: "lib\gtk-2.0\2.10.0\engines\libhcengine.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: gtkengines
;obs Source: "lib\gtk-2.0\2.10.0\engines\libindustrial.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: gtkengines
;obs Source: "lib\gtk-2.0\2.10.0\engines\libmist.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: gtkengines
;obs Source: "lib\gtk-2.0\2.10.0\engines\libmurrine.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: gtkengines
;obs Source: "lib\gtk-2.0\2.10.0\engines\libredmond95.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: gtkengines
;obs Source: "lib\gtk-2.0\2.10.0\engines\libthinice.dll"; DestDir: "{app}\lib\gtk-2.0\2.10.0\engines"; Flags: ignoreversion; Components: gtkengines
;obs Source: "plugins\hcgtkpref.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: gtkengines
;obs Source: "share\themes\*"; DestDir: "{app}\share\themes"; Flags: ignoreversion createallsubdirs recursesubdirs; Components: gtkengines
;obs Source: "gtk2-prefs.exe"; DestDir: "{app}"; Flags: ignoreversion; Components: gtkengines
Source: "plugins\hcchecksum.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\checksum
Source: "plugins\hcdns.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\dns
Source: "plugins\hcdoat.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\doat
Source: "plugins\hcexec.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\exec
Source: "plugins\hcfishlim.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\fishlim
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Source: "etc\music.png"; DestDir: "{app}\etc"; Flags: ignoreversion; Components: plugins\winamp or plugins\mpcinfo
Source: "plugins\hcmpcinfo.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\mpcinfo
2012-10-02 16:00:13 +02:00
Source: "etc\download.png"; DestDir: "{app}\etc"; Flags: ignoreversion; Components: plugins\upd
Source: "plugins\hcupd.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\upd
Source: "plugins\hcwinamp.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\winamp
2012-10-21 06:40:28 +02:00
Source: "etc\system.png"; DestDir: "{app}\etc"; Flags: ignoreversion; Components: plugins\sysinfo
Source: "plugins\hcsysinfo.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\sysinfo
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;Source: "plugins\hcsasl.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\sasl
2012-10-29 00:42:52 +01:00
Source: "plugins\hchextray.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\hextray
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Source: "plugins\hcwmpa.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: plugins\wmpa
Source: "plugins\hclua.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: langs\lua
Source: "plugins\hcpython.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: langs\python
Source: "plugins\hctcl.dll"; DestDir: "{app}\plugins"; Flags: ignoreversion; Components: langs\tcl
Source: "plugins\hcperl-512.dll"; DestDir: "{app}\plugins"; DestName: "hcperl.dll"; Flags: ignoreversion; Components: langs\perl; Tasks: perl512
Source: "plugins\hcperl-514.dll"; DestDir: "{app}\plugins"; DestName: "hcperl.dll"; Flags: ignoreversion; Components: langs\perl; Tasks: perl514
Source: "plugins\hcperl-516.dll"; DestDir: "{app}\plugins"; DestName: "hcperl.dll"; Flags: ignoreversion; Components: langs\perl; Tasks: perl516
Source: "hexchat.exe"; DestDir: "{app}"; Flags: ignoreversion; Components: libs
Source: "hexchat-text.exe"; DestDir: "{app}"; Flags: ignoreversion; Components: xctext
Source: "thememan.exe"; DestDir: "{app}"; Flags: ignoreversion; Components: xtm
[Icons]
Name: "{group}\HexChat (x86)"; Filename: "{app}\hexchat.exe"; Tasks: not portable
2012-10-22 04:40:32 +02:00
Name: "{group}\HexChat (x86) ChangeLog"; Filename: "{app}\changelog.url"; IconFilename: "{sys}\shell32.dll"; IconIndex: 165; Tasks: not portable
Name: "{group}\HexChat (x86) ReadMe"; Filename: "{app}\readme.url"; IconFilename: "{sys}\shell32.dll"; IconIndex: 23; Tasks: not portable
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Name: "{group}\HexChat-Text (x86)"; Filename: "{app}\hexchat-text.exe"; Components: xctext; Tasks: not portable
Name: "{group}\HexChat Theme Manager (x86)"; Filename: "{app}\thememan.exe"; Components: xtm; Tasks: not portable
Name: "{group}\Uninstall HexChat (x86)"; Filename: "{uninstallexe}"; Tasks: not portable
[Messages]
BeveledLabel= HexChat
[Code]
2012-10-13 18:55:43 +02:00
/////////////////////////////////////////////////////////////////////
procedure InitializeWizard;
begin
WizardForm.LicenseAcceptedRadio.Checked := True;
end;
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/////////////////////////////////////////////////////////////////////
// these are required for x86->x64 or reverse upgrades
/////////////////////////////////////////////////////////////////////
function GetUninstallString(): String;
var
sUnInstPath: String;
sUnInstallString: String;
begin
sUnInstPath := ExpandConstant('Software\Microsoft\Windows\CurrentVersion\Uninstall\HexChat (x86)_is1');
sUnInstallString := '';
if not RegQueryStringValue(HKLM, sUnInstPath, 'UninstallString', sUnInstallString) then
RegQueryStringValue(HKCU, sUnInstPath, 'UninstallString', sUnInstallString);
Result := sUnInstallString;
end;
/////////////////////////////////////////////////////////////////////
function IsUpgrade(): Boolean;
begin
Result := (GetUninstallString() <> '');
end;
/////////////////////////////////////////////////////////////////////
function UnInstallOldVersion(): Integer;
var
sUnInstallString: String;
iResultCode: Integer;
begin
// Return Values:
// 1 - uninstall string is empty
// 2 - error executing the UnInstallString
// 3 - successfully executed the UnInstallString
// default return value
Result := 0;
// get the uninstall string of the old app
sUnInstallString := GetUninstallString();
if sUnInstallString <> '' then begin
sUnInstallString := RemoveQuotes(sUnInstallString);
if Exec(sUnInstallString, '/SILENT /NORESTART /SUPPRESSMSGBOXES','', SW_HIDE, ewWaitUntilTerminated, iResultCode) then
Result := 3
else
Result := 2;
end else
Result := 1;
end;
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/////////////////////////////////////////////////////////////////////
procedure MigrateConf();
begin
FileCopy(ExpandConstant('{userappdata}\HexChat\xchat.conf'), ExpandConstant('{userappdata}\HexChat\hexchat.conf'), True);
end;
/////////////////////////////////////////////////////////////////////
function ConfExistCheck(): Boolean;
begin
if FileExists(ExpandConstant('{userappdata}\HexChat\xchat.conf')) then
Result := True
else
Result := False
end;
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/////////////////////////////////////////////////////////////////////
procedure CurStepChanged(CurStep: TSetupStep);
begin
if not (IsTaskSelected('portable')) then
begin
if (CurStep=ssInstall) then
begin
if (IsUpgrade()) then
begin
UnInstallOldVersion();
end;
DeleteFile(ExpandConstant('{app}\portable-mode'));
end;
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if (CurStep=ssPostInstall) then
begin
if ConfExistCheck() then begin
if SuppressibleMsgBox('Would you like to copy your old HexChat configuration file (xchat.conf) to the new name (hexchat.conf)? Make sure you remove xchat.conf when you no longer need it.', mbConfirmation, MB_YESNO or MB_DEFBUTTON2, IDNO) = IDYES then
MigrateConf();
end;
end;
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end;
end;
/////////////////////////////////////////////////////////////////////
// Importing LoadSkin API from ISSkin.DLL
procedure LoadSkin(lpszPath: String; lpszIniFileName: String);
external 'LoadSkin@files:isskinu.dll stdcall';
// Importing UnloadSkin API from ISSkin.DLL
procedure UnloadSkin();
external 'UnloadSkin@files:isskinu.dll stdcall';
// Importing ShowWindow Windows API from User32.DLL
function ShowWindow(hWnd: Integer; uType: Integer): Integer;
external 'ShowWindow@user32.dll stdcall';
function InitializeSetup(): Boolean;
begin
ExtractTemporaryFile('watercolorlite-green.cjstyles');
LoadSkin(ExpandConstant('{tmp}\watercolorlite-green.cjstyles'), '');
Result := True;
end;
procedure DeinitializeSetup();
begin
// Hide Window before unloading skin so user does not get
// a glimpse of an unskinned window before it is closed.
ShowWindow(StrToInt(ExpandConstant('{wizardhwnd}')), 0);
UnloadSkin();
end;