Telegram Desktop – Fork of Official Messenger including a dark theme

This is the complete source code and the build instructions for the alpha version of the official desktop client for the Telegram messenger, based on the Telegram API and the MTProto secure protocol.

The source code is published under GPLv3 with OpenSSL exception, the license is available here.

Dark theme

This fork of Telegram Desktop has a dark theme

Windows: Binary download can be found under releases Arch Linux: PKGBUILD on aur

Co-development and messing-around with JuanPotato and Melvin V.

Melvin V. has his own fork of telegram with seperate patches link to his Gitlab

Supported systems

• Windows XP - Windows 10 (not RT)
• Mac OS X 10.8 - Mac OS X 10.10
• Mac OS X 10.6 - Mac OS X 10.7 (separate build)
• Ubuntu 12.04 - Ubuntu 14.04
• Fedora 22

Third-party libraries

• Qt 5.3.2 and 5.5.1, slightly patched (LGPL)
• OpenSSL 1.0.1g (OpenSSL License)
• zlib 1.2.8 (zlib License)
• libexif 0.6.20 (LGPL)
• LZMA SDK 9.20 (public domain)
• liblzma (public domain)
• OpenAL Soft (LGPL)
• Opus codec (BSD license)
• FFmpeg (LGPL)
• Open Sans font (Apache License 2.0)

Build instructions

Before starting with the building, be sure to change the dir name from "tdesktop-dark" to "tdesktop"

• Visual Studio 2015
• XCode 7
• XCode 7 for OS X 10.6 and 10.7
• Qt Creator 3.5.1 Ubuntu

Projects in Telegram solution

• Telegram

  Telegram Desktop messenger

• Updater

  A little app, that is launched by Telegram when update is ready, replaces all files and launches it back.

• Packer

  Compiles given files to single update file, compresses it with lzma and signs with a private key. It is not built in Debug and Release configurations of Telegram solution, because private key is inaccessible.

• Prepare

  Prepares a release for deployment, puts all current files to deploy/{version} folder.

  Windows:

  • tsetup{version}.exe installer
  • Telegram.exe
  • Telegram.pdb (debug info for crash minidumps view)
  • tupdate{updversion} binary lzma update archive

  Mac:

  • tsetup{version}.dmg
  • Telegram.app
  • tmacupd{updversion} binary lzma update archive

• MetaEmoji

  Creates four sprites and text2emoji replace code

  • SourceFiles/art/emoji.png
  • SourceFiles/art/emoji_125x.png
  • SourceFiles/art/emoji_150x.png
  • SourceFiles/art/emoji_200x.png
  • SourceFiles/art/emoji_250x.png
  • SourceFiles/gui/emoji_config.cpp

• MetaStyle

  From two files and two sprites

  • Resources/style_classes.txt
  • Resources/style.txt
  • SourceFiles/art/sprite.png
  • SourceFiles/art/sprite_200x.png

  Creates two other sprites, four sprite grids and style constants code

  • SourceFiles/art/sprite_125x.png
  • SourceFiles/art/sprite_150x.png
  • SourceFiles/art/grid.png
  • SourceFiles/art/grid_125x.png
  • SourceFiles/art/grid_150x.png
  • SourceFiles/art/grid_200x.png
  • GeneratedFiles/style_classes.h
  • GeneratedFiles/style_auto.h
  • GeneratedFiles/style_auto.cpp

• MetaLang

  Creates from languagepack file Resources/lang.txt language constants code and language file parse code:

  • GeneratedFiles/lang.h
  • GeneratedFiles/lang.cpp