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Calc now supports the functions LEFTB, RIGHTB, LENB, and MIDB. These functions are special versions for DBCS (double byte character set ) languages.
Extensions Improvements/Enhancements
New Toolbar management
Extensions now use a new Toolbar management, see https://issues.apache.org/ooo/show_bug.cgi?id=121577 ; at the moment, Extensions for 3.x that are using the deprecated mechanism will have to be updated to work with OpenOffice 4.0. Many popular extensions, including dictionaries, are not affected by the change.
Unified menu API
The Menu API has been unified, making it more clear and API-user-friendly. The following interfaces have been deprecated and replaced: css.awt.XMenuExtended, css.awt.XMenuExtended2, css.awt.XMenuBarExtended, css.awt.XPopupMenuExtended. See https://issues.apache.org/ooo/show_bug.cgi?id=121542#c2 for details.
Additional Language Support
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