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-rw-r--r--ext/mixed/js/text-scanner.js7
1 files changed, 6 insertions, 1 deletions
diff --git a/ext/mixed/js/text-scanner.js b/ext/mixed/js/text-scanner.js
index b2a5508c..26c0687b 100644
--- a/ext/mixed/js/text-scanner.js
+++ b/ext/mixed/js/text-scanner.js
@@ -51,6 +51,7 @@ class TextScanner extends EventDispatcher {
this._inputs = [];
this._enabled = false;
+ this._enabledValue = false;
this._eventListeners = new EventListenerCollection();
this._primaryTouchIdentifier = null;
@@ -84,6 +85,9 @@ class TextScanner extends EventDispatcher {
}
setEnabled(enabled) {
+ const value = enabled && this._isPrepared;
+ if (this._enabledValue === value) { return; }
+
this._eventListeners.removeAllEventListeners();
this._primaryTouchIdentifier = null;
this._preventNextContextMenu = false;
@@ -92,8 +96,9 @@ class TextScanner extends EventDispatcher {
this._preventScroll = false;
this._enabled = enabled;
+ this._enabledValue = value;
- if (this._enabled && this._isPrepared) {
+ if (value) {
this._hookEvents();
} else {
this.clearSelection(true);