The <longdescref> element supports a reference to a
text description of the graphic or object. This element replaces the
deprecated longdescref attribute on image and object elements.
Contains
Note: These models represent only the default document types distributed by OASIS.
Actual content models will differ with each new document type.
| Doctype |
Content model |
|---|
| topic, map, concept, ditabase, glossary, glossentry, glossgroup, reference, task, bookmap, classifyMap, subjectScheme, machineryTask, learningAssessment, learningBookmap, learningContent, learningMap, learningOverview, learningPlan, learningSummary |
no content |
Contained by
| Doctype |
Content model |
|---|
| topic (base), map (base), topic (technical content), map (technical content), concept, reference, task (strict), task (general), bookmap, classifyMap, subjectScheme, machineryTask, learningBookmap, learningMap |
image, object, hazardsymbol |
| ditabase, glossary, glossentry, glossgroup |
image, object, glossSymbol, hazardsymbol |
| learningAssessment, learningContent, learningOverview, learningPlan, learningSummary |
image, object |
Inheritance
-
topic/longdescref
Example
Figure 1. Longdescref
which references a local DITA description
<image href="llama.jpg">
<alt>Llama picture</alt>
<longdescref href="my-pet-llama.dita"/>
</image>
Figure 2. Longdescref which references an external description
<image href="puffin.jpg">
<alt>Puffin pigure</alt>
<longdescref href="http://www.example.org/birds/puffin.html"
scope="external"
format="html"/>
</image>
Attributes
| Name |
Description |
Data Type |
Default Value |
Required? |
| href |
Provides a reference to a resource. See
The href attribute for detailed information
on supported values and processing implications. |
CDATA |
#IMPLIED |
No |
| type |
Describes the target of a reference. See
The type attribute for detailed information
on supported values and processing implications. |
CDATA |
#IMPLIED |
No |
| format |
The format attribute identifies the format of the resource
being referenced. See
The format attribute for details on
supported values. |
CDATA |
#IMPLIED |
No |
| scope |
The scope attribute identifies the closeness of the
relationship between the current document and the target resource. See
The scope attribute for more information on
values. |
(local | peer | external |
-dita-use-conref-target) |
#IMPLIED |
No |
| univ-atts attribute group (includes select-atts, id-atts,
and localization-atts groups) |
A set of related attributes, described in
univ-atts attribute group |
|
|
|
| global-atts attribute group (xtrf, xtrc) |
A set of related attributes, described in
global-atts attribute group |
|
|
|
| class, outputclass, keyref |
Keyref provides a redirectable
reference based on a key defined within a map. See
The keyref attribute for information on
using this attribute. Class and
outputclass are described in
Other common DITA attributes |
|
|
|