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refactor addEventListener

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This commit is contained in:
Araxeus
2021-05-06 05:18:06 +03:00
parent ef0813e638
commit c0a185ba68
1 changed files with 7 additions and 11 deletions
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18
plugins/precise-volume/preload.js
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@ -1,21 +1,16 @@
const { ipcRenderer } = require("electron"); const { ipcRenderer } = require("electron");
// Override specific listeners of volume-slider by modifying Element.prototype
function overrideAddEventListener() { function overrideAddEventListener() {
// Events to ignore
const nativeEvents = ["mousewheel", "keydown", "keyup"];
// Save native addEventListener // Save native addEventListener
Element.prototype._addEventListener = Element.prototype.addEventListener; Element.prototype._addEventListener = Element.prototype.addEventListener;
// Override addEventListener to Ignore specific events in volume-slider // Override addEventListener to Ignore specific events in volume-slider
Element.prototype.addEventListener = function (type, listener, useCapture = false) { Element.prototype.addEventListener = function (type, listener, useCapture = false) {
if (this.id === "volume-slider" || this.id === "expand-volume-slider") { // id of both volume sliders if (!(
for (const eventType of nativeEvents) { ["volume-slider", "expand-volume-slider"].includes(this.id) &&
if (eventType === type) { ["mousewheel", "keydown", "keyup"].includes(type)
return; )) {
} this._addEventListener(type, listener, useCapture);
} }
}//else
this._addEventListener(type, listener, useCapture);
}; };
} }
@ -24,5 +19,6 @@ module.exports = () => {
// Restore original function after did-finish-load to avoid keeping Element.prototype altered // Restore original function after did-finish-load to avoid keeping Element.prototype altered
ipcRenderer.once("restoreAddEventListener", () => { //called from Main to make sure page is completly loaded ipcRenderer.once("restoreAddEventListener", () => { //called from Main to make sure page is completly loaded
Element.prototype.addEventListener = Element.prototype._addEventListener; Element.prototype.addEventListener = Element.prototype._addEventListener;
Element.prototype._addEventListener = undefined;
}); });
}; };