It's possible change in topbar "ownCloud" text?
Yes. Please read the documentation
Developer manual, theming.
Can you show me wher is this information in manual? I don;t see
you can also look example theme app: https://github.com/owncloud/core/tree/master/apps/theme-example
Which function is working? please give some details. Did you enable example theme app?
getName, getSlogan and getTitle its working.
I must change in topbar logo and name, change logo it's working but I don't now where change name ownCloud in topbar.
The changelog of the upcoming 10.0.4 mentioning something about theming, maybe worth a try...
OK, it's possible change a white background? If yes, please show me where
I think you should read the documentation about theming as some one else pointed out above.
sorry but I don't see this option in doc. Can you show this?
Hello, where is the changelog for upcoming 10.0.4 ? I am very interested to read features and bug fixes.
it isn't yet published. You can see the preview here though: https://github.com/owncloud/core/blob/stable10/CHANGELOG.md