i am using eclipse helios 3.6 and i am developing JSF pages (Dynamic Web Project With JSF Capabilities) and sometimes i need to add style t
You need to install a WTP extension plugin (WTP Web resources). See my answer here https://stackoverflow.com/a/43549935/2459094.
Go:
Window -> Preferences -> Web -> CSS files -> Editor -> Content assist.
And make sure the checkboxes are checked
EDIT: Ok... Then try with these:
Window -> Preferences -> General -> Content Types -> Text -> JSP -> Add (*.css)
OR
Window -> Preferences -> General -> Content Types -> Text -> Java Source File -> Add (*.css)
Try with these and see if it solves your problem
EDIT 2: Plus try this:
Window -> Preferences -> General -> Editors -> File Association -> Add (*.css)
EDIT 3:
Window -> Preferences -> General -> Editors -> File Association
make sure it looks like this, it works for me with the autocompletion: