Template:File category/doc

This template inserts a descriptive notice at the top of the categories whose population demands insertion of certain template instead of using the ordinary category syntax.

This template is created to replace File template notice and category game screenshot header.

Usage
This category has only one mandatory parameter: the first unnamed parameter. For example: It alerts the reader that the category on which the example line is inserted, is to be populated by inserting non-free web screenshot in the licensing section of a file. This example is suitable for Category:Screenshots of web pages. It renders as follows:

Sometimes, however, a template alone does not populate the category. For example, populating Category:Screenshots of Atari games is populated by passing a specific parameter ("Atari" in this case) to the Non-free video game screenshot template. This line changes the notification using the second unnamed parameter: It generates:

This template has two additional parameters: insert in and unsure action. The first is to tell the reader to insert the code somewhere other than the Licensing section of the file description page. The second is to tell the reader what to do in case uncertainty. For example: ...generates: