controlKey

controlKey posInteger

The controlKey command has no built-in effect. HyperCard sends the controlKey command to the current card when a combination of the Control key and another key is pressed.

You can handle the controlKey message as follows:

on controlKey theKeyNumber
   statements
end controlKey

HyperCard passes the following numbers for each control key combination:

Placeholders

posInteger
An expression that evaluates to a positive integer.

For example:

3
67 mod 13
the number of bg fields
the number of backgrounds
the number of cards div 2

See also: background, bkgnd, button, card, chunk, field, menu, and menuItem

statements
Any return-separated list of built-in commands, user-defined handlers, or keywords that are part of a message or function handler.

put "Hello world"   -- built-in command
get total(field 1)  -- function call
global HelpInfo     -- keyword

controlKey

Placeholders

Related Topics