Highlight (ScreenField property): Difference between revisions
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{{Template:ScreenField:Highlight subtitle}} | |||
The <var>Highlight</var> property sets or returns the value of the highlight for a <var>ScreenField</var>. The <var>[[#Highlight enumeration|Highlight]]</var> enumeration provides the highlight value. | |||
This attribute is initially set for a field by the <var>[[AddField_(Screen_function)|AddField]]</var> method. | |||
==Syntax== | ==Syntax== | ||
{{Template:ScreenField:Highlight syntax}} | |||
===Syntax terms=== | ===Syntax terms=== | ||
< | <table class="syntaxTable"> | ||
< | <tr><th>%currentHightlight</th> | ||
< | <td>An enumeration of type <var>[[Screen classes#Highlight enumeration|Highlight]]</var> to get <var class="term">sfield</var>'s current hightlight.</td></tr> | ||
< | <tr><th>sfield</th> | ||
< | <td>A reference to an instance of a <var>ScreenField</var> object.</td></tr> | ||
</ | <tr><th>newHighlight</th> | ||
<td>An enumeration of type <var>Highlight</var> (see below) setting <var class="term">sfield</var>'s new hightlight.</td></tr> | |||
</table> | |||
==Usage notes== | |||
<ul> | |||
<li> Under either of these conditions, which are not detectable by the screen methods, the display may not show the intended colors: | |||
<ul> | |||
<li><var>Highlight</var> lets you set highlights regardless of the actual terminal type, although some terminals may not display these attributes correctly. | |||
<li>Many terminal emulator programs allow local customization of highlighting attributes. | |||
</ul> | |||
<li>Default field highlights may be set by the <var>[[ProtectedHighlight_(Screen_property)|ProtectedHighlight]]</var> or <var>[[UnprotectedHighlight_(Screen_property)|UnprotectedHighlight]]</var> properties. | |||
</ul> | |||
==Examples== | |||
For an example using <var>Highlight</var> method calls, see [[Screen object sample code|"Screen object sample code"]]. | |||
==See also== | |||
{{Template:ScreenField:Highlight footer}} | |||
Latest revision as of 18:06, 20 November 2012
Set or return the highlight attribute for screenfield (ScreenField class)
The Highlight property sets or returns the value of the highlight for a ScreenField. The Highlight enumeration provides the highlight value.
This attribute is initially set for a field by the AddField method.
Syntax
%currentHighlight = sfield:Highlight sfield:Highlight = newHighlight
Syntax terms
| %currentHightlight | An enumeration of type Highlight to get sfield's current hightlight. |
|---|---|
| sfield | A reference to an instance of a ScreenField object. |
| newHighlight | An enumeration of type Highlight (see below) setting sfield's new hightlight. |
Usage notes
- Under either of these conditions, which are not detectable by the screen methods, the display may not show the intended colors:
- Highlight lets you set highlights regardless of the actual terminal type, although some terminals may not display these attributes correctly.
- Many terminal emulator programs allow local customization of highlighting attributes.
- Default field highlights may be set by the ProtectedHighlight or UnprotectedHighlight properties.
Examples
For an example using Highlight method calls, see "Screen object sample code".