3.3 HTML Events

MysterX HTML events are generated by mouse and keyboard interaction with HTML elements in a document.

mx-event<%> : interface?

(send a-mx-event keypress?) → boolean?

(send a-mx-event keydown?) → boolean?

(send a-mx-event keyup?) → boolean?

(send a-mx-event mousedown?) → boolean?

(send a-mx-event mousemove?) → boolean?

(send a-mx-event mouseover?) → boolean?

(send a-mx-event mouseout?) → boolean?

(send a-mx-event mouseup?) → boolean?

(send a-mx-event click?) → boolean?

(send a-mx-event dblclick?) → boolean?

(send a-mx-event error?) → boolean?

Exactly one of these methods returns #t to indicate the type of a given event, and the others return #f for the event.

(send a-mx-event alt-key) → boolean?

Returns #t if the Alt key was pressed when the event was generated, #f otherwise.

(send a-mx-event ctrl-key) → boolean?

Returns #t if the Ctrl key was pressed when the event was generated, #f otherwise.

(send a-mx-event from-tag) → string?

Returns a string indicating the tag of the HTML element where the mouse is being moved from. The return value is valid only for events for which mouseover? or mouseout? produces #t.

(send a-mx-event from-id) → string?

Returns a string indicating the identifier of the HTML element where the mouse is being moved from. Return value is valid only for events for which mouseover? or mouseout? produces #t.

(send a-mx-event id) → string?

Returns a string indicating the identifier of the HTML element where the event occurred.

(send a-mx-event keycode) → exact-integer?

Returns a number indicating the keycode for the key that generated the event. Return value is valid only for events for which keypress?, keydown?, or keyup? produces #t.

(send a-mx-event shift-key) → boolean?

Returns #t if the Shift key was pressed when the event was generated, #f otherwise.

(send a-mx-event tag) → string?

Returns a string indicating the HTML tag of the element where the event occurred.

(send a-mx-event to-tag) → string?

Returns a string indicating the tag of the target HTML element where the mouse is being moved to. Return value is valid only for events for which mouseover? or mouseout? produces #t.

(send a-mx-event to-id) → boolean?

Returns a string indicating the identifier of the target HTML element where the mouse is being moved from. Return value is valid only for events for which mouseover? or mouseout? produces #t.

(send a-mx-event x) → exact-integer?

Returns an integer indicating the x-coordinate within the document where the event occurred.

(send a-mx-event y) → exact-integer?

Returns an integer indicating the y-coordinate within the document where the event occurred.