26 lines
860 B
TypeScript
26 lines
860 B
TypeScript
let isReaderMode = false
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const emitReaderModeChangeEvent = (mode: "on" | "off") => {
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const event: CustomEventMap["readermodechange"] = new CustomEvent("readermodechange", {
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detail: { mode },
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})
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document.dispatchEvent(event)
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}
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document.addEventListener("nav", () => {
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const switchReaderMode = () => {
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isReaderMode = !isReaderMode
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const newMode = isReaderMode ? "on" : "off"
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document.documentElement.setAttribute("reader-mode", newMode)
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emitReaderModeChangeEvent(newMode)
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}
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for (const readerModeButton of document.getElementsByClassName("readermode")) {
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readerModeButton.addEventListener("click", switchReaderMode)
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window.addCleanup(() => readerModeButton.removeEventListener("click", switchReaderMode))
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}
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// Set initial state
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document.documentElement.setAttribute("reader-mode", isReaderMode ? "on" : "off")
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})
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