; MD Viewer — Windows installer (Inno Setup 6). ; ; What this script gives you, in the order a user meets it: ; * a machine-wide install into {autopf}\Deynekin\MD.Viewer; ; * a Tasks page with shortcuts (Start menu, desktop, Quick Launch, Favorites) ; and the .md association, each optional; ; * a Finish page with two checkboxes: launch the viewer and open README.md; ; * an entry in Settings → Apps → Installed apps with a working uninstaller; ; * association cleanup on uninstall that only touches what still points at us. ; ; Build: "%ProgramFiles(x86)%\Inno Setup 6\ISCC.exe" MD.Viewer.iss #define AppName "MD Viewer" #ifndef AppVersion #define AppVersion "1.3.3" #endif #ifndef PayloadFile #define PayloadFile "..\artifacts\publish\mdview.exe" #endif #define AppPublisher "Mikhail Deynekin" #define AppUrl "https://Deynekin.com" #define RepoUrl "https://github.com/paulmann/MD.Viewer.Windows" #define AppExe "mdview.exe" #define AppId "{{7F2C9E4A-3B6D-4C1E-9A2F-5D8B1E7C4A31}" #define ProgId "MDViewer.Markdown" [Setup] AppId={#AppId} AppName={#AppName} AppVersion={#AppVersion} AppVerName={#AppName} {#AppVersion} AppPublisher={#AppPublisher} AppPublisherURL={#AppUrl} AppSupportURL={#RepoUrl}/issues AppUpdatesURL={#RepoUrl}/releases AppComments=A native Markdown viewer and editor for Windows. No browser engine, no .NET installation, no telemetry. DefaultDirName={autopf}\Deynekin\MD.Viewer DefaultGroupName=Deynekin\MD Viewer DisableProgramGroupPage=yes LicenseFile=..\LICENSE OutputDir=..\artifacts\installer OutputBaseFilename=MD.Viewer-{#AppVersion}-setup SetupIconFile=..\assets\mdview.ico WizardImageFile=wizard-large.bmp WizardSmallImageFile=wizard-small.bmp WizardStyle=modern WizardSizePercent=110 Compression=lzma2/ultra64 SolidCompression=yes InternalCompressLevel=max LZMAUseSeparateProcess=yes ArchitecturesAllowed=x64compatible ArchitecturesInstallIn64BitMode=x64compatible MinVersion=10.0.17763 PrivilegesRequired=admin PrivilegesRequiredOverridesAllowed=dialog ChangesAssociations=yes CloseApplications=yes RestartApplications=no UninstallDisplayName={#AppName} {#AppVersion} UninstallDisplayIcon={app}\{#AppExe} Uninstallable=yes AllowNoIcons=yes VersionInfoVersion={#AppVersion} VersionInfoCompany={#AppPublisher} VersionInfoDescription={#AppName} setup VersionInfoProductName={#AppName} VersionInfoProductVersion={#AppVersion} VersionInfoCopyright=Copyright (C) 2026 {#AppPublisher} [Languages] Name: "russian"; MessagesFile: "compiler:Languages\Russian.isl" Name: "english"; MessagesFile: "compiler:Default.isl" [CustomMessages] russian.TaskGroupShortcuts=Ярлыки russian.TaskGroupIntegration=Интеграция с Windows russian.TaskStartMenu=Ярлык в меню «Пуск» russian.TaskStartMenuHint=Папка «Deynekin\MD Viewer» с ярлыками программы, README и удаления russian.TaskDesktop=Значок на рабочем столе russian.TaskQuickLaunch=Ярлык в панели быстрого запуска russian.TaskFavorites=Ярлык в «Избранном» russian.TaskAssociate=Открывать файлы .md в MD Viewer russian.TaskAssociateHint=Регистрирует программу как обработчик Markdown в «Открыть с помощью» и в приложениях по умолчанию russian.ReadmeName=README.ru.md russian.RunApp=Запустить MD Viewer russian.OpenReadme=Открыть README.md russian.AssocDescription=Документ Markdown russian.UserChoiceHintShort=Файлы .md уже были связаны с другой программой — Windows сохраняет личный выбор пользователя. Чтобы открывать их этим просмотрщиком: Параметры → Приложения → Приложения по умолчанию → Выбор приложений по умолчанию по типу файла → .md. english.TaskGroupShortcuts=Shortcuts english.TaskGroupIntegration=Windows integration english.TaskStartMenu=Start menu shortcut english.TaskStartMenuHint=Folder "Deynekin\MD Viewer" with the application, README and uninstall shortcuts english.TaskDesktop=Desktop icon english.TaskQuickLaunch=Quick Launch shortcut english.TaskFavorites=Favorites shortcut english.TaskAssociate=Open .md files with MD Viewer english.TaskAssociateHint=Registers the viewer in "Open with" and in Default apps english.ReadmeName=README.md english.RunApp=Launch MD Viewer english.OpenReadme=Open README.md english.AssocDescription=Markdown document english.UserChoiceHintShort=Windows already keeps a personal default for .md files, and it wins over any installer. To open them with MD Viewer: Settings → Apps → Default apps → Choose defaults by file type → .md. [Tasks] Name: "startmenu"; Description: "{cm:TaskStartMenu}"; GroupDescription: "{cm:TaskGroupShortcuts}"; Flags: checkedonce Name: "desktopicon"; Description: "{cm:TaskDesktop}"; GroupDescription: "{cm:TaskGroupShortcuts}" Name: "quicklaunch"; Description: "{cm:TaskQuickLaunch}"; GroupDescription: "{cm:TaskGroupShortcuts}" Name: "favorites"; Description: "{cm:TaskFavorites}"; GroupDescription: "{cm:TaskGroupShortcuts}" Name: "associate"; Description: "{cm:TaskAssociate}"; GroupDescription: "{cm:TaskGroupIntegration}"; Flags: checkedonce [Files] Source: "{#PayloadFile}"; DestDir: "{app}"; Flags: ignoreversion Source: "..\README.md"; DestDir: "{app}"; Flags: ignoreversion Source: "..\README.ru.md"; DestDir: "{app}"; Flags: ignoreversion Source: "..\CHANGELOG.md"; DestDir: "{app}"; Flags: ignoreversion Source: "..\LICENSE"; DestDir: "{app}"; Flags: ignoreversion Source: "..\docs\*.md"; DestDir: "{app}\docs"; Flags: ignoreversion Source: "..\docs\img\*"; DestDir: "{app}\docs\img"; Flags: ignoreversion Source: "..\samples\*"; DestDir: "{app}\samples"; Flags: ignoreversion [Icons] ; Start menu folder: the app, its README and the uninstaller Name: "{group}\MD Viewer"; Filename: "{app}\{#AppExe}"; WorkingDir: "{app}"; Tasks: startmenu Name: "{group}\README"; Filename: "{app}\{#AppExe}"; Parameters: """{app}\{cm:ReadmeName}"""; WorkingDir: "{app}"; Tasks: startmenu Name: "{group}\Удалить MD Viewer"; Filename: "{uninstallexe}"; Tasks: startmenu ; The requested optional shortcuts Name: "{autodesktop}\MD Viewer"; Filename: "{app}\{#AppExe}"; WorkingDir: "{app}"; Tasks: desktopicon Name: "{userappdata}\Microsoft\Internet Explorer\Quick Launch\MD Viewer"; Filename: "{app}\{#AppExe}"; WorkingDir: "{app}"; Tasks: quicklaunch Name: "{userfavorites}\MD Viewer"; Filename: "{app}\{#AppExe}"; WorkingDir: "{app}"; Tasks: favorites [Registry] ; --- file type: our ProgID Root: HKA; Subkey: "Software\Classes\{#ProgId}"; ValueType: string; ValueName: ""; ValueData: "{cm:AssocDescription}"; Flags: uninsdeletekey Root: HKA; Subkey: "Software\Classes\{#ProgId}\DefaultIcon"; ValueType: string; ValueName: ""; ValueData: "{app}\{#AppExe},0" Root: HKA; Subkey: "Software\Classes\{#ProgId}\shell\open\command"; ValueType: string; ValueName: ""; ValueData: """{app}\{#AppExe}"" ""%1""" ; --- default handler for Markdown extensions (only when the task is selected) Root: HKA; Subkey: "Software\Classes\.md"; ValueType: string; ValueName: ""; ValueData: "{#ProgId}"; Tasks: associate Root: HKA; Subkey: "Software\Classes\.markdown"; ValueType: string; ValueName: ""; ValueData: "{#ProgId}"; Tasks: associate Root: HKA; Subkey: "Software\Classes\.mdown"; ValueType: string; ValueName: ""; ValueData: "{#ProgId}"; Tasks: associate ; --- "Open with" candidates, independent of the default choice Root: HKA; Subkey: "Software\Classes\.md\OpenWithProgids"; ValueType: none; ValueName: "{#ProgId}"; Flags: uninsdeletevalue Root: HKA; Subkey: "Software\Classes\.markdown\OpenWithProgids"; ValueType: none; ValueName: "{#ProgId}"; Flags: uninsdeletevalue Root: HKA; Subkey: "Software\Classes\.mdown\OpenWithProgids"; ValueType: none; ValueName: "{#ProgId}"; Flags: uninsdeletevalue ; --- so the app shows up in Settings → Default apps as a candidate Root: HKA; Subkey: "Software\Classes\Applications\{#AppExe}\shell\open\command"; ValueType: string; ValueName: ""; ValueData: """{app}\{#AppExe}"" ""%1""" Root: HKA; Subkey: "Software\Classes\Applications\{#AppExe}"; ValueType: string; ValueName: "FriendlyAppName"; ValueData: "{#AppName}"; Flags: uninsdeletekey Root: HKA; Subkey: "Software\Classes\Applications\{#AppExe}\SupportedTypes"; ValueType: none; ValueName: ".md"; Flags: uninsdeletevalue Root: HKA; Subkey: "Software\Classes\Applications\{#AppExe}\SupportedTypes"; ValueType: none; ValueName: ".markdown"; Flags: uninsdeletevalue Root: HKA; Subkey: "Software\Classes\Applications\{#AppExe}\SupportedTypes"; ValueType: none; ValueName: ".mdown"; Flags: uninsdeletevalue Root: HKA; Subkey: "Software\RegisteredApplications"; ValueType: string; ValueName: "MDViewer"; ValueData: "Software\MDViewer\Capabilities"; Flags: uninsdeletevalue Root: HKA; Subkey: "Software\MDViewer"; ValueType: string; ValueName: ""; ValueData: "{#AppName}"; Flags: uninsdeletekey Root: HKA; Subkey: "Software\MDViewer\Capabilities"; ValueType: string; ValueName: "ApplicationName"; ValueData: "{#AppName}"; Flags: uninsdeletekey Root: HKA; Subkey: "Software\MDViewer\Capabilities"; ValueType: string; ValueName: "ApplicationDescription"; ValueData: "Native Markdown viewer and editor" Root: HKA; Subkey: "Software\MDViewer\Capabilities\FileAssociations"; ValueType: string; ValueName: ".md"; ValueData: "{#ProgId}" Root: HKA; Subkey: "Software\MDViewer\Capabilities\FileAssociations"; ValueType: string; ValueName: ".markdown"; ValueData: "{#ProgId}" Root: HKA; Subkey: "Software\MDViewer\Capabilities\FileAssociations"; ValueType: string; ValueName: ".mdown"; ValueData: "{#ProgId}" ; --- Win+R "mdview" and a stable App Path for other tools Root: HKA; Subkey: "Software\Microsoft\Windows\CurrentVersion\App Paths\{#AppExe}"; ValueType: string; ValueName: ""; ValueData: "{app}\{#AppExe}"; Flags: uninsdeletekey Root: HKA; Subkey: "Software\Microsoft\Windows\CurrentVersion\App Paths\{#AppExe}"; ValueType: string; ValueName: "Path"; ValueData: "{app}" [Run] ; Both entries appear as checkboxes on the Finish page (postinstall), not on the Tasks page, ; because that is where Windows users expect "launch now" and "read me". Filename: "{app}\{#AppExe}"; Description: "{cm:RunApp}"; Flags: nowait postinstall skipifsilent Filename: "{app}\{#AppExe}"; Parameters: """{app}\{cm:ReadmeName}"""; Description: "{cm:OpenReadme}"; Flags: nowait postinstall skipifsilent [UninstallDelete] Type: filesandordirs; Name: "{app}\docs" Type: filesandordirs; Name: "{app}\samples" Type: dirifempty; Name: "{app}" [InstallDelete] ; An in-place upgrade keeps files that the new version no longer ships. These two ; directories belong entirely to the product, so purging them is safe and keeps a ; help page that was dropped in a later release from lingering forever. Type: filesandordirs; Name: "{app}\docs" Type: filesandordirs; Name: "{app}\samples" [Code] // Windows keeps a hashed per-user default (FileExts\.md\UserChoice) that an installer // cannot change. Saying that in a modal box in the middle of "Installing..." looks like a // failure, so the note is appended to the Finish page instead — visible, not blocking. procedure CurPageChanged(CurPageID: Integer); begin if (CurPageID = wpFinished) and (not WizardSilent) and WizardIsTaskSelected('associate') then begin if RegKeyExists(HKCU, 'Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.md\UserChoice') then WizardForm.FinishedLabel.Caption := WizardForm.FinishedLabel.Caption + #13#10#13#10 + ExpandConstant('{cm:UserChoiceHintShort}'); end; end; // Remove the default-handler value only if it still points at us: an uninstaller must // never clear a choice that the user made afterwards. procedure RemoveAssociationIfOurs(const Extension: String); var Current: String; begin if RegQueryStringValue(HKA, 'Software\Classes\' + Extension, '', Current) then begin if CompareText(Current, '{#ProgId}') = 0 then RegDeleteValue(HKA, 'Software\Classes\' + Extension, ''); end; end; procedure CurUninstallStepChanged(CurUninstallStep: TUninstallStep); begin if CurUninstallStep = usPostUninstall then begin RemoveAssociationIfOurs('.md'); RemoveAssociationIfOurs('.markdown'); RemoveAssociationIfOurs('.mdown'); end; end;