5.3 DUIM-Sheets Module

<caret>

Abstract instantiable class

Summary

The class of carets.

Superclasses

<object>

Init-keywords

sheet:: An instance of type false-or(<sheet>).
x:: An instance of type <integer>. Default value: 0.
y:: An instance of type <integer>. Default value: 0.
width:: An instance of type <integer>. Default value: 0.
height:: An instance of type <integer>. Default value: 0.

Library

duim-sheets

Module

duim-sheets

Description

The class of carets, or text cursors. A cursor can actually be any instance of <symbol> or any instance of <image>.

The sheet: init-keyword specifies the sheet that the caret is positioned in.

The x:, y:, width:, and height: init-keywords define the position and size of the caret, with respect to the sheet that contains it. The position of the caret is measured from the top left of the sheet. All units are measured in pixels.

Operations

The following operations are exported from the DUIM-Sheets module.

caret-position caret-sheet caret-size caret-visible? caret-visible?-setter display port set-caret-position