SetCursor (ScreenField subroutine): Difference between revisions
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This method positions the cursor at the beginning of the referenced ScreenField object. An optional numeric argument positions the cursor within the field. | This method positions the cursor at the beginning of the referenced ScreenField object. An optional numeric argument positions the cursor within the field. | ||
==Syntax== | |||
===Syntax terms=== | |||
<dl>%sfield | |||
<dd>A reference to an instance of a ScreenField object. position A positive integral value that specifies the relative position within the object screenfield %sfield, where position 1 is the first position in the field and where the maximum width is set by the [[Screen class#AddField function|AddField method]]. | |||
</dl> | |||
==Usage Notes== | |||
If the position exceeds the maximum width of the field, the request is canceled. | If the position exceeds the maximum width of the field, the request is canceled. | ||
==Examples== | |||
The following sequence sets the cursor on an unprotected screenfield immediately to the right of a field with a protected “===>” command prompt: | The following sequence sets the cursor on an unprotected screenfield immediately to the right of a field with a protected “===>” command prompt: | ||
Revision as of 20:29, 18 March 2011
This method positions the cursor at the beginning of the referenced ScreenField object. An optional numeric argument positions the cursor within the field.
Syntax
Syntax terms
- %sfield
- A reference to an instance of a ScreenField object. position A positive integral value that specifies the relative position within the object screenfield %sfield, where position 1 is the first position in the field and where the maximum width is set by the AddField method.
Usage Notes
If the position exceeds the maximum width of the field, the request is canceled.
Examples
The following sequence sets the cursor on an unprotected screenfield immediately to the right of a field with a protected “===>” command prompt:
... %scr is object Screen %prompt is object ScreenField %cmd is object ScreenField %prompt = %scr:addField(row=2, color=white, - value='===>')