RISC OS Open

RISC OS  OPEN


A fast and easily customised operating system for devices using ARM processor cores.

Documentation: Validation String L

Programmer’s Reference Manuals
» Part 7 – The Desktop
» The Window Manager
» SWI Calls
» Wimp_CreateIcon
» Wimp_CreateIcon (window syntax)
» Icon Block
» Icon Data
» Validation Strings
» Validation String L

Validation String L


Use

Formatting text to fit the icon as best as possible

Notes

This option can only be used with icons which are both horizontally and vertically centred, and do not contain an anti-aliased font. The icon must not be writeable, since the caret would not be positioned correctly inside it.

Syntax


Lh
Where h is the vertical spacing between line of text in OS units. If omitted, a value of 40 units is used.

Examples


L40

See also

   .