NAME

Prima::ScrollWidget - scrollable generic document widget.

DESCRIPTION

Prima::ScrollWidget is a simple class that declares two pairs of properties, delta and limit for vertical and horizontal axes, which define a a virtual document. limit is the document dimension, and delta is the current offset.

Prima::ScrollWidget is a descendant of Prima::GroupScroller, and, as well as its ascendant, provides same user navigation by two scrollbars. The scrollbars' partial and whole properties are maintained if the document or widget extensions change.

API

Properties

deltas X, Y

Selects horizontal and vertical document offsets.

deltaX INTEGER

Selects horizontal document offset.

deltaY INTEGER

Selects vertical document offset.

limits X, Y

Selects horizontal and vertical document extensions.

limitX INTEGER

Selects horizontal document extension.

limitY INTEGER

Selects vertical document extension.

AUTHOR

Dmitry Karasik, <dmitry@karasik.eu.org>.

SEE ALSO

Prima, Prima::ImageViewer, Prima::IntUtils, Prima::ScrollBar, examples/e.pl.