fcitx-module-x11 software package provides Flexible Input Method Framework - X11 module and XIM frontend, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install fcitx-module-x11
fcitx-module-x11 is installed in your system.
Make ensure the fcitx-module-x11 package were installed using the commands given below,
$ sudo dpkg-query -l | grep fcitx-module-x11 *
You will get with fcitx-module-x11 package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Utilities |
| Package | fcitx-module-x11 |
| Version | 1:4.2.4.1-7 |
| Description | Flexible Input Method Framework - X11 module and XIM frontend |
| Sub Section | Utils |