Difference between revisions of "ON ESCAPE"
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==Class== | ==Class== | ||
Keyboard Events | Keyboard Events | ||
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<code lang="recital"> | <code lang="recital"> | ||
procedure interrupt | procedure interrupt | ||
| − | on escape | + | on escape |
| − | set message to "Processing canceled." | + | set message to "Processing canceled." |
| − | close tables | + | close tables |
| − | erase temp.tmp | + | erase temp.tmp |
return to master | return to master | ||
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[[Category:Documentation]] | [[Category:Documentation]] | ||
[[Category:Commands]] | [[Category:Commands]] | ||
| + | [[Category:Keyboard Events]] | ||
| + | [[Category:Keyboard Events Commands]] | ||
Revision as of 16:20, 3 June 2009
Class
Keyboard Events
Purpose
Trap the interrupt key
Syntax
ON ESCAPE [<command>]
See Also
ON ERROR, ON KEY, SET DOESCAPE, SET ESCAPE
Description
The ON ESCAPE command causes the specified <command> to be executed if the interrupt key is pressed. If ON ESCAPE is specified without a <command>, then the interrupt key will not be trapped.
<command>
The <command> can be any Recital/4GL command.
Example
procedure interrupt on escape set message to "Processing canceled." close tables erase temp.tmp return to master on escape do interrupt
Products
Recital Terminal Developer
