It shows common buttons exposed by Pointer Events: left, right, middle, back and forward.
Mouse Tester
Test movement, buttons, clicks and wheel
Pointer Events unify mouse, pen and touch in a modern model
The tool captures pointerdown, pointermove, pointerup and wheel in an isolated area. It shows relative coordinates, button state and a short history to diagnose basic mouse behavior.
Interact inside the grid area
- Move the mouse inside the area to see position.
- Click different buttons and watch the reported state.
- Use the wheel to check accumulated scroll.
Sources and references for this tool
These references help contextualize formulas, standards, APIs and limitations used on this page. They do not replace professional validation when a result has legal, financial, medical or operational impact.