CodeSnip Old Code (SVN)

Updated help file re changes to overview pane's mini-toolbar (see r2605) and re changed expand and collapse images (see r2604).

Changed mini toolbar added to overview pane to expand and collapse tree completely instead of expanding and collapsing selected node.

Implements feature request #3560646 (http://bit.ly/UOUQTr).

Changed tree node collapse and expand action images. Images used in help file were also renamed (changed) from .gif to .png files.
Added action images for tree view expand all and collapse all actions.

Removed unused units.
Changed call to FreeAndNil to direct call to .Free.

Changed use of "criteria" to "filter" in various identifiers in USearch unit and in using code to better reflect purpose of the names. Made changes to affected code.

Removed IStoredSelectionSearchCriteria interface: using ISelectionSearchCriteria instead.
Removed redundant TSearchCriteriaFactory.CreateSelectionSearchCriteria method overload and renamed other overload as CreateManualSelectionSearchCriteria.
Updated all affected code as required.

XMLDoc commented unit.

Made all methods that implement interfaces public.
Changed some other class visibility.
Used var keyword for field variables of classes.

Pulled duplicate code down from TSelectionSearchCriteria and TStoredSelectionSearchCriteria into new common base class, TBaseSelectionSearchCriteria.

Rationalised TSearchFactory: replaced all search specific methods except CreateNulSearch with new generic CreateSearch.
Revised calling code to call CreateSearch.
Reimplemented CreateNulSearch to call CreateSearch internally.