gives any mouse annotation associated with the expression at the current mouse position.


MouseAnnotation
gives any mouse annotation associated with the expression at the current mouse position.
Details

- MouseAnnotation[] returns Null if there is no mouse annotation associated with the expression at the current mouse position.
- MouseAnnotation[def] returns def if there is no current annotation.
- MouseAnnotation[] yields the mouse annotation associated with the expression that would be selected if the mouse were clicked.
- The annotation is the expression note in Annotation[expr,note,"Mouse"].
- Dynamic[MouseAnnotation[]] gives the continually updated current mouse annotation.
Examples
open all close allBasic Examples (2)
If the mouse is over the graphics, MouseAnnotation will return the associated annotation:
When the mouse is over the graphics, the annotation is displayed:
Applications (1)
Use MouseAnnotation to update the state associated with each graphic:
Properties & Relations (3)
MouseAnnotation reveals annotations stored in other expressions:
Tooltip presents the annotated information in a popup box:
Mouseover presents the annotated information by changing the displayed form:
See Also
Tech Notes
Related Guides
History
Text
Wolfram Research (2007), MouseAnnotation, Wolfram Language function, https://reference.wolfram.com/language/ref/MouseAnnotation.html.
CMS
Wolfram Language. 2007. "MouseAnnotation." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/MouseAnnotation.html.
APA
Wolfram Language. (2007). MouseAnnotation. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/MouseAnnotation.html
BibTeX
@misc{reference.wolfram_2025_mouseannotation, author="Wolfram Research", title="{MouseAnnotation}", year="2007", howpublished="\url{https://reference.wolfram.com/language/ref/MouseAnnotation.html}", note=[Accessed: 13-August-2025]}
BibLaTeX
@online{reference.wolfram_2025_mouseannotation, organization={Wolfram Research}, title={MouseAnnotation}, year={2007}, url={https://reference.wolfram.com/language/ref/MouseAnnotation.html}, note=[Accessed: 13-August-2025]}