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-rw-r--r--ext/mixed/js/display.js79
1 files changed, 55 insertions, 24 deletions
diff --git a/ext/mixed/js/display.js b/ext/mixed/js/display.js
index 22181301..f879f5b3 100644
--- a/ext/mixed/js/display.js
+++ b/ext/mixed/js/display.js
@@ -30,14 +30,17 @@ class Display {
this.audioFallback = null;
this.audioCache = {};
this.optionsContext = {};
+
this.eventListeners = [];
+ this.persistentEventListeners = [];
+ this.interactive = false;
+ this.eventListenersActive = false;
this.dependencies = {};
this.windowScroll = new WindowScroll();
- document.addEventListener('keydown', this.onKeyDown.bind(this));
- document.addEventListener('wheel', this.onWheel.bind(this), {passive: false});
+ this.setInteractive(true);
}
onError(error) {
@@ -172,9 +175,48 @@ class Display {
}
}
+ setInteractive(interactive) {
+ interactive = !!interactive;
+ if (this.interactive === interactive) { return; }
+ this.interactive = interactive;
+
+ if (interactive) {
+ Display.addEventListener(this.persistentEventListeners, document, 'keydown', this.onKeyDown.bind(this), false);
+ Display.addEventListener(this.persistentEventListeners, document, 'wheel', this.onWheel.bind(this), {passive: false});
+ } else {
+ Display.clearEventListeners(this.persistentEventListeners);
+ }
+ this.setEventListenersActive(this.eventListenersActive);
+ }
+
+ setEventListenersActive(active) {
+ active = !!active && this.interactive;
+ if (this.eventListenersActive === active) { return; }
+ this.eventListenersActive = active;
+
+ if (active) {
+ this.addEventListeners('.action-add-note', 'click', this.onNoteAdd.bind(this));
+ this.addEventListeners('.action-view-note', 'click', this.onNoteView.bind(this));
+ this.addEventListeners('.action-play-audio', 'click', this.onAudioPlay.bind(this));
+ this.addEventListeners('.kanji-link', 'click', this.onKanjiLookup.bind(this));
+ this.addEventListeners('.source-term', 'click', this.onSourceTermView.bind(this));
+ if (this.options.scanning.enablePopupSearch) {
+ this.addEventListeners('.glossary-item', 'click', this.onTermLookup.bind(this));
+ }
+ } else {
+ Display.clearEventListeners(this.eventListeners);
+ }
+ }
+
+ addEventListeners(selector, type, listener, options) {
+ this.container.querySelectorAll(selector).forEach((node) => {
+ Display.addEventListener(this.eventListeners, node, type, listener, options);
+ });
+ }
+
async termsShow(definitions, options, context) {
try {
- this.clearEventListeners();
+ this.setEventListenersActive(false);
if (!context || context.focus !== false) {
window.focus();
@@ -215,14 +257,7 @@ class Display {
this.autoPlayAudio();
}
- this.addEventListeners('.action-add-note', 'click', this.onNoteAdd.bind(this));
- this.addEventListeners('.action-view-note', 'click', this.onNoteView.bind(this));
- this.addEventListeners('.action-play-audio', 'click', this.onAudioPlay.bind(this));
- this.addEventListeners('.kanji-link', 'click', this.onKanjiLookup.bind(this));
- this.addEventListeners('.source-term', 'click', this.onSourceTermView.bind(this));
- if (this.options.scanning.enablePopupSearch) {
- this.addEventListeners('.glossary-item', 'click', this.onTermLookup.bind(this));
- }
+ this.setEventListenersActive(true);
await this.adderButtonUpdate(['term-kanji', 'term-kana'], sequence);
} catch (e) {
@@ -232,7 +267,7 @@ class Display {
async kanjiShow(definitions, options, context) {
try {
- this.clearEventListeners();
+ this.setEventListenersActive(false);
if (!context || context.focus !== false) {
window.focus();
@@ -265,9 +300,7 @@ class Display {
const {index, scroll} = context || {};
this.entryScrollIntoView(index || 0, scroll);
- this.addEventListeners('.action-add-note', 'click', this.onNoteAdd.bind(this));
- this.addEventListeners('.action-view-note', 'click', this.onNoteView.bind(this));
- this.addEventListeners('.source-term', 'click', this.onSourceTermView.bind(this));
+ this.setEventListenersActive(true);
await this.adderButtonUpdate(['kanji'], sequence);
} catch (e) {
@@ -544,18 +577,16 @@ class Display {
return -1;
}
- addEventListeners(selector, type, listener, options) {
- this.container.querySelectorAll(selector).forEach((node) => {
- node.addEventListener(type, listener, options);
- this.eventListeners.push([node, type, listener, options]);
- });
+ static addEventListener(eventListeners, object, type, listener, options) {
+ object.addEventListener(type, listener, options);
+ eventListeners.push([object, type, listener, options]);
}
- clearEventListeners() {
- for (const [node, type, listener, options] of this.eventListeners) {
- node.removeEventListener(type, listener, options);
+ static clearEventListeners(eventListeners) {
+ for (const [object, type, listener, options] of eventListeners) {
+ object.removeEventListener(type, listener, options);
}
- this.eventListeners = [];
+ eventListeners.length = 0;
}
static getElementTop(element) {