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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/theme-format.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/doc/theme-format.txt b/doc/theme-format.txt index 4881815f..7835ca03 100644 --- a/doc/theme-format.txt +++ b/doc/theme-format.txt @@ -4,6 +4,7 @@ of the theme format, and a given theme can support more than one format. Version 1: THEMEDIR/metacity-1/metacity-theme-1.xml (original metacity format) Version 2: THEMEDIR/metacity-1/metacity-theme-2.xml +Version 3: THEMEDIR/metacity-1/metacity-theme-3.xml The subdirectory name is "metacity-1" in all versions. @@ -21,6 +22,27 @@ This document has separate sections for each format version. You may want to read the document in reverse order, since the base features are discussed under version 1. +New Features in Theme Format Version 3 +====================================== + +Format version 3 has exactly one new feature; any element in the file +can now have a version attribute: + + version="[<|<=|=>|>] MAJOR.MINOR" + +(< and > should be to be entity escaped as < and >). If this +version check is not met, then the element and its children will be +ignored. This allows having alternate sections of the theme file for +older and newer version of the Metacity theme format. + +When placed on the toplevel <metacity_theme> element, an unsatisfied +version check will not just cause the contents of the file to be +ignored, it will also cause the lookup of a theme file to proceed on +and look for an older format 2 or format 1 file. This allows making a +metacity-theme-3.xml file that is only used the format version 3.2 or +newer is supported, and using metacity-theme-1.xml for older window +managers. + New Features in Theme Format Version 2 ====================================== |