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-rw-r--r--ext/mixed/js/text-scanner.js88
1 files changed, 65 insertions, 23 deletions
diff --git a/ext/mixed/js/text-scanner.js b/ext/mixed/js/text-scanner.js
index cf6e5397..fc57d6c3 100644
--- a/ext/mixed/js/text-scanner.js
+++ b/ext/mixed/js/text-scanner.js
@@ -18,19 +18,23 @@
class TextScanner {
- constructor(node, ignoreNodes, popup, onTextSearch) {
+ constructor(node, ignoreNodes, ignoreElements, ignorePoints) {
this.node = node;
this.ignoreNodes = (Array.isArray(ignoreNodes) && ignoreNodes.length > 0 ? ignoreNodes.join(',') : null);
- this.popup = popup;
- this.onTextSearch = onTextSearch;
+ this.ignoreElements = ignoreElements;
+ this.ignorePoints = ignorePoints;
- this.popupTimerPromise = null;
+ this.scanTimerPromise = null;
this.textSourceCurrent = null;
this.pendingLookup = false;
this.options = null;
this.enabled = false;
this.eventListeners = [];
+ this.subscribers = {
+ searchClear: [],
+ textSearch: []
+ };
this.primaryTouchIdentifier = null;
this.preventNextContextMenu = false;
@@ -40,13 +44,13 @@ class TextScanner {
}
onMouseOver(e) {
- if (this.popup && e.target === this.popup.container) {
- this.popupTimerClear();
+ if (this.ignoreElements.includes(e.target)) {
+ this.scanTimerClear();
}
}
onMouseMove(e) {
- this.popupTimerClear();
+ this.scanTimerClear();
if (this.pendingLookup || DOM.isMouseButtonDown(e, 'primary')) {
return;
@@ -63,7 +67,7 @@ class TextScanner {
const search = async () => {
if (scanningModifier === 'none') {
- if (!await this.popupTimerWait()) {
+ if (!await this.scanTimerWait()) {
// Aborted
return;
}
@@ -84,14 +88,14 @@ class TextScanner {
return false;
}
- if (DOM.isMouseButtonPressed(e, 'primary')) {
- this.popupTimerClear();
- this.searchClear();
+ if (DOM.isMouseButtonDown(e, 'primary')) {
+ this.scanTimerClear();
+ this.onSearchClear();
}
}
onMouseOut() {
- this.popupTimerClear();
+ this.scanTimerClear();
}
onClick(e) {
@@ -192,23 +196,55 @@ class TextScanner {
e.preventDefault(); // Disable scroll
}
- async popupTimerWait() {
+ async onSearchClear() {
+ this.searchClear();
+ await this.publish('searchClear', {});
+ }
+
+ async onTextSearch(textSource, cause) {
+ this.pendingLookup = true;
+ const results = await this.publish('textSearch', {textSource, cause});
+ if (results.some((r) => r)) {
+ this.textSourceCurrent = textSource;
+ }
+ this.pendingLookup = false;
+ }
+
+ onError(error) {
+ logError(error, false);
+ }
+
+ subscribe(eventName, subscriber) {
+ if (this.subscribers[eventName].includes(subscriber)) { return; }
+ this.subscribers[eventName].push(subscriber);
+ }
+
+ async publish(eventName, data) {
+ const results = [];
+ for (const subscriber of this.subscribers[eventName]) {
+ const result = await subscriber(data);
+ results.push(result);
+ }
+ return results;
+ }
+
+ async scanTimerWait() {
const delay = this.options.scanning.delay;
const promise = promiseTimeout(delay, true);
- this.popupTimerPromise = promise;
+ this.scanTimerPromise = promise;
try {
return await promise;
} finally {
- if (this.popupTimerPromise === promise) {
- this.popupTimerPromise = null;
+ if (this.scanTimerPromise === promise) {
+ this.scanTimerPromise = null;
}
}
}
- popupTimerClear() {
- if (this.popupTimerPromise !== null) {
- this.popupTimerPromise.resolve(false);
- this.popupTimerPromise = null;
+ scanTimerClear() {
+ if (this.scanTimerPromise !== null) {
+ this.scanTimerPromise.resolve(false);
+ this.scanTimerPromise = null;
}
}
@@ -223,7 +259,7 @@ class TextScanner {
this.clearEventListeners();
this.enabled = false;
}
- this.searchClear();
+ this.onSearchClear();
}
}
@@ -262,12 +298,18 @@ class TextScanner {
async searchAt(x, y, cause) {
try {
- this.popupTimerClear();
+ this.scanTimerClear();
- if (this.pendingLookup || (this.popup && await this.popup.containsPoint(x, y))) {
+ if (this.pendingLookup) {
return;
}
+ for (const ignorePointFn of this.ignorePoints) {
+ if (await ignorePointFn(x, y)) {
+ return;
+ }
+ }
+
const textSource = docRangeFromPoint(x, y, this.options);
if (this.textSourceCurrent !== null && this.textSourceCurrent.equals(textSource)) {
return;