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VCR Buttons (VC)


Description
A set of four small square buttons in a recess, to look like the ‘rewind’ ‘reverse’ ‘forward’ and ‘end’ buttons on a Video Recorder. Use this to page through layers of data in a 3D spreadsheet, or for left-right paging in a column-based editor.

It expects a ‘Stop points’ variable as a numeric list (default value 1..99) and a data variable of a numeric singleton which is an index into the list. The four buttons set the data variable to ‘first’, ‘previous’, ‘next’ ,’last’ respectively.

Note that the list of ‘Stop points’ need not be in ascending sequence.

If nothing else catches <Ctrl+Home> <PgUp> <PgDn> and <Ctrl+End> these keys trigger the appropriate buttons.

Class Property Table
NameTypeDefaultDescription
HintString
IndexUserCurrent Index
Stop pointsRuntimeStop points list


Continue to: Vertical Splitter (VSB)
© Copyright Causeway Graphical Systems Ltd 2003