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-rw-r--r--ext/js/display/element-overflow-controller.js41
1 files changed, 38 insertions, 3 deletions
diff --git a/ext/js/display/element-overflow-controller.js b/ext/js/display/element-overflow-controller.js
index 0a62906b..35277fa5 100644
--- a/ext/js/display/element-overflow-controller.js
+++ b/ext/js/display/element-overflow-controller.js
@@ -20,16 +20,27 @@ import {EventListenerCollection} from '../core.js';
export class ElementOverflowController {
constructor() {
+ /** @type {Element[]} */
this._elements = [];
+ /** @type {?(number|import('core').Timeout)} */
this._checkTimer = null;
+ /** @type {EventListenerCollection} */
this._eventListeners = new EventListenerCollection();
+ /** @type {EventListenerCollection} */
this._windowEventListeners = new EventListenerCollection();
+ /** @type {Map<string, {collapsed: boolean, force: boolean}>} */
this._dictionaries = new Map();
+ /** @type {() => void} */
this._updateBind = this._update.bind(this);
+ /** @type {() => void} */
this._onWindowResizeBind = this._onWindowResize.bind(this);
+ /** @type {(event: MouseEvent) => void} */
this._onToggleButtonClickBind = this._onToggleButtonClick.bind(this);
}
+ /**
+ * @param {import('settings').ProfileOptions} options
+ */
setOptions(options) {
this._dictionaries.clear();
for (const {name, definitionsCollapsible} of options.dictionaries) {
@@ -59,12 +70,18 @@ export class ElementOverflowController {
}
}
+ /**
+ * @param {Element} entry
+ */
addElements(entry) {
if (this._dictionaries.size === 0) { return; }
const elements = entry.querySelectorAll('.definition-item-inner');
for (const element of elements) {
- const {dictionary} = element.parentNode.dataset;
+ const {parentNode} = element;
+ if (parentNode === null) { continue; }
+ const {dictionary} = /** @type {HTMLElement} */ (parentNode).dataset;
+ if (typeof dictionary === 'undefined') { continue; }
const dictionaryInfo = this._dictionaries.get(dictionary);
if (typeof dictionaryInfo === 'undefined') { continue; }
@@ -90,6 +107,7 @@ export class ElementOverflowController {
}
}
+ /** */
clearElements() {
this._elements.length = 0;
this._windowEventListeners.removeAllEventListeners();
@@ -97,6 +115,7 @@ export class ElementOverflowController {
// Private
+ /** */
_onWindowResize() {
if (this._checkTimer !== null) {
this._cancelIdleCallback(this._checkTimer);
@@ -104,18 +123,26 @@ export class ElementOverflowController {
this._checkTimer = this._requestIdleCallback(this._updateBind, 100);
}
+ /**
+ * @param {MouseEvent} e
+ */
_onToggleButtonClick(e) {
- const container = e.currentTarget.closest('.definition-item-inner');
+ const element = /** @type {Element} */ (e.currentTarget);
+ const container = element.closest('.definition-item-inner');
if (container === null) { return; }
container.classList.toggle('collapsed');
}
+ /** */
_update() {
for (const element of this._elements) {
this._updateElement(element);
}
}
+ /**
+ * @param {Element} element
+ */
_updateElement(element) {
const {classList} = element;
classList.add('collapse-test');
@@ -124,6 +151,11 @@ export class ElementOverflowController {
classList.remove('collapse-test');
}
+ /**
+ * @param {() => void} callback
+ * @param {number} timeout
+ * @returns {number|import('core').Timeout}
+ */
_requestIdleCallback(callback, timeout) {
if (typeof requestIdleCallback === 'function') {
return requestIdleCallback(callback, {timeout});
@@ -132,9 +164,12 @@ export class ElementOverflowController {
}
}
+ /**
+ * @param {number|import('core').Timeout} handle
+ */
_cancelIdleCallback(handle) {
if (typeof cancelIdleCallback === 'function') {
- cancelIdleCallback(handle);
+ cancelIdleCallback(/** @type {number} */ (handle));
} else {
clearTimeout(handle);
}