SolidJS Primitives to manage creating event listeners.
npm install @solid-primitives/event-listener



A set of primitives that help with listening to DOM and Custom Events.
##### Non-reactive primitives:
- makeEventListener — Non-reactive primitive for adding event listeners that gets removed onCleanup.
- makeEventListenerStack — Creates a stack of event listeners, that will be automatically disposed on cleanup.
##### Reactive primitives:
- createEventListener — Reactive version of makeEventListener, that takes signal arguments to apply new listeners once changed.
- createEventSignal — Like createEventListener, but captured events are stored in a returned signal.
- createEventListenerMap — A helpful primitive that listens to a map of events. Handle them by individual callbacks.
##### Component global listeners:
- WindowEventListener — Listen to the window DOM Events, using a component.
- DocumentEventListener — Listen to the document DOM Events, using a component.
##### Callback Wrappers
- preventDefault — Wraps event handler with e.preventDefault() call.
- stopPropagation — Wraps event handler with e.stopPropagation() call.
- stopImmediatePropagation — Wraps event handler with e.stopImmediatePropagation() call.
``bash`
npm install @solid-primitives/event-listeneror
yarn add @solid-primitives/event-listener
###### Added id @2.0.0
Can be used to listen to DOM or Custom Events on window, document, or any EventTarget.
Event listener is automatically removed on root cleanup. The clear() function is also returned for calling it early.
`tsx
import { makeEventListener } from "@solid-primitives/event-listener";
const clear = makeEventListener(
document.getElementById("myButton"),
"mousemove",
e => console.log("x:", e.pageX, "y:", e.pageY),
{ passive: true }
);
// to clear all of the event listeners
clear();
// when listening to element refs, call it inside onMount
let ref!: HTMLDivElement
onMount(() => {
makeEventListener(ref, "click", e => {...}, { passive: true });
});
#### Custom events
`ts
// you can provide your own event map type as well:
// fill both type generics for the best type support
makeEventListener<{ myCustomEvent: MyEvent; other: Event }, "myCustomEvent">(
window,
"myCustomEvent",
() => console.log("yup!"),
);
// just don't use interfaces as EventMaps! (write them using type keyword)
`makeEventListenerStack###### Added id
@2.0.0Creates a stack of event listeners, that will be automatically disposed on cleanup.
$3
`ts
import { makeEventListenerStack } from "@solid-primitives/event-listener";const [listen, clear] = makeEventListenerStack(target, { passive: true });
listen("mousemove", handleMouse);
listen("dragover", handleMouse);
// remove listener (will also happen on cleanup)
clear();
`createEventListenermakeEventListener, that can take signal target and type arguments to apply new listeners once changed.$3
`tsx
import { createEventListener } from "@solid-primitives/event-listener";// target element and event name can be reactive signals
const [ref, setRef] = createSignal();
const [type, setType] = createSignal("mousemove");
createEventListener(ref, type, e => {...});
// when using ref as a target, pass it in a function – function will be executed after mount
// or wrap the whole primitive in onMount
let ref;
createEventListener(() => ref, "mousemove", e => {});
;// it can also be used with any HTML Element if you can get a reference to it
createEventListener(
document.getElementById("myButton"),
"mousemove",
e => console.log("x:", e.pageX, "y:", e.pageY),
{ passive: true }
);
`#### Custom events
`ts
// you can provide your own event map type as well:
// fill both type generics for the best type support
createEventListener<{ myCustomEvent: MyEvent; other: Event }, "myCustomEvent">(
window,
"myCustomEvent",
() => console.log("yup!"),
);
// just don't use interfaces as EventMaps! (write them using type keyword)
`#### Removing event listeners manually
Since version
@2.0.0 createEventListener and other reactive primitives aren't returning a clear() function, because of it's flawed behavior described in this issue.Although there are still ways to remove attached event listeners:
1. Changing reactive
target or type arguments to an empty array.`ts
const [type, setType] = createSignal<"click" | []>("click");
createEventListener(window, type, e => {...});
// remove listener:
setType([]);
`2. Wrapping usage of
createEventListener primitive in Solid's createRoot or createBranch | createDisposable from "@solid-primitives/rootless".`ts
import { createDisposable } from "@solid-primitives/rootless";const clear = createDisposable(() => createEventListener(element, "click", e => {...}));
// remove listener:
clear();
`#### Listening to multiple events
###### Added in
@1.4.3You can listen to multiple events with single
createEventListener primitive.`ts
createEventListener(el, ["mousemove", "mouseenter", "mouseleave"], e => {});
`$3
props passed to the directive are also reactive, so you can change handlers on the fly.
`tsx
import { eventListener } from "@solid-primitives/event-listener";
// avoids tree-shaking the directive:
eventListener;;
`createEventSignalcreateEventListener, but events are handled with the returned signal, instead of with a callback.$3
`ts
import { createEventSignal } from "@solid-primitives/event-listener";// all arguments can be reactive signals
const lastEvent = createEventSignal(el, "mousemove", { passive: true });
createEffect(() => {
console.log(lastEvent()?.x, lastEvent()?.y);
});
`createEventListenerMapA helpful primitive that listens to a map of events. Handle them by individual callbacks.
$3
`ts
import { createEventListenerMap } from "@solid-primitives/event-listener";createEventListenerMap(element, {
mousemove: mouseHandler,
mouseenter: e => {},
touchend: touchHandler,
});
// both target can be reactive:
const [target, setTarget] = createSignal(document.getElementById("abc"));
createEventListenerMap(
target,
{
mousemove: e => {},
touchstart: e => {},
},
{ passive: true },
);
// createEventListenerMap can be used to listen to custom events
// fill both type generics for the best type support
createEventListenerMap<{
myEvent: MyEvent;
custom: Event;
other: Event;
}>(target, {
myEvent: e => {},
custom: e => {},
});
`WindowEventListenerListen to the
window DOM Events, using a component.You can use it with any Solid's Control-Flow components, e.g.
or .The event handler prop is reactive, so you can use it with signals.
$3
`tsx
import { WindowEventListener } from "@solid-primitives/event-listener"; console.log(e.x, e.y)} />;
`DocumentEventListenerWindowEventListener, but listens to document events.$3
`tsx
import { DocumentEventListener } from "@solid-primitives/event-listener"; console.log(e.x, e.y)} />;
`Callback Wrappers
$3
Wraps event handler with
e.preventDefault() call.`tsx
import { preventDefault, makeEventListener } from "@solid-primitives/event-listener";const handleClick = e => {
concole.log("Click!", e);
};
makeEventListener(window, "click", preventDefault(handleClick), true);
// or in jsx:
;
`$3
Wraps event handler with
e.stopPropagation() call.`tsx
import { stopPropagation, makeEventListener } from "@solid-primitives/event-listener";const handleClick = e => {
concole.log("Click!", e);
};
makeEventListener(window, "click", stopPropagation(handleClick), true);
// or in jsx:
;
`$3
Wraps event handler with
e.stopImmediatePropagation() call.`tsx
import { stopImmediatePropagation, makeEventListener } from "@solid-primitives/event-listener";const handleClick = e => {
concole.log("Click!", e);
};
makeEventListener(window, "click", stopImmediatePropagation(handleClick), true);
// or in jsx:
;
``You may view a working example here: https://codesandbox.io/s/solid-primitives-event-listener-elti5
See CHANGELOG.md