CodeSnip Old Code (SVN)

Added new TDatabase.Save method that saves database using new native file format.
Removed old Save method from IDatabaseEdit and _TDatabase.
Changed affected code to use TDatabase.Save instead of IDatabaseEdit.Save.

Moved field that records whether database has changed from _TDatabase into TDatabase and created a temporary TDatabase.__Updated property to provide access to the new field to the code that needs it in TDatabase.
Also removed IDatabaseEdit.Updated function and its implementation in TDatabase and added a TDatabase.IsDirty method to perform same role.
Modified TDatabase.Load to clear the dirty flag.
Changed affected code to use the new TDatabase method.

Changed code that accessed _Database.IsEmpty to use Database.IsEmpty instead.
Deleted IsEmpty method from IDatabase and _TDatabase.

Removed unused DB.UCategory unit reference.

Removed Categories main menu with its add, delete and rename menu items and their associated actions.

Removed call to notifier object to set display category action.

Display is now refreshed after tag removal in ActRemoveTagExecute.

Added support for handling remove tag and display tag actions.

Renamed menu items and actions associated with groupings. Also named related action event handlers.

Replaced category grouping in overview frame with a tags grouping.
Renamed cCategorisedGrouping constant as cTagsGrouping and made necessary changes to calling code.
Changed main form's main View menu re change from categorised to tags groupings. Also changed wording of other "grouping" menu options.