longdescref
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
Longdescref which references a local DITA description
<image href="llama.jpg"> <alt>Llama picture</alt> <longdescref href="my-pet-llama.dita"/> </image>
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 |