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Remove event listeners with signal in web/annotation_layer_builder.js and web/text_highlighter.js

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This commit is contained in:
Jonas Jenwald 2024-04-21 09:41:21 +02:00
parent 2831caef13
commit 32b885c5ef
2 changed files with 26 additions and 28 deletions
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23
web/annotation_layer_builder.js
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@ -50,7 +50,7 @@ import { PresentationModeState } from "./ui_utils.js";
class AnnotationLayerBuilder {
#onAppend = null;
#onPresentationModeChanged = null;
#eventAbortController = null;
/**
* @param {AnnotationLayerBuilderOptions} options
@ -155,13 +155,15 @@ class AnnotationLayerBuilder {
if (this.linkService.isInPresentationMode) {
this.#updatePresentationModeState(PresentationModeState.FULLSCREEN);
}
if (!this.#onPresentationModeChanged) {
this.#onPresentationModeChanged = evt => {
this.#updatePresentationModeState(evt.state);
};
if (!this.#eventAbortController) {
this.#eventAbortController = new AbortController();
this._eventBus?._on(
"presentationmodechanged",
this.#onPresentationModeChanged
evt => {
this.#updatePresentationModeState(evt.state);
},
{ signal: this.#eventAbortController.signal }
);
}
}
@ -169,13 +171,8 @@ class AnnotationLayerBuilder {
cancel() {
this._cancelled = true;
if (this.#onPresentationModeChanged) {
this._eventBus?._off(
"presentationmodechanged",
this.#onPresentationModeChanged
);
this.#onPresentationModeChanged = null;
}
this.#eventAbortController?.abort();
this.#eventAbortController = null;
}
hide() {