cmake-gui software package provides virtual package provided by cmake-qt-gui, 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 cmake-gui
cmake-gui is installed in your system.
Make ensure the cmake-gui package were installed using the commands given below,
$ sudo dpkg-query -l | grep cmake-gui*
You will get with cmake-gui package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Virtual packages |
| Package | cmake-gui |
| Version | |
| Description | virtual package provided by cmake-qt-gui |
| Sub Section | virtual |