Use base64 as format to fix complicated message.

core/browser.py

@@ -28,6 +28,7 @@ from core.utils import touch
 from core.buffer import Buffer
 from urllib.parse import urlparse, parse_qs, urlunparse, urlencode
 import os
+import base64
 
 MOUSE_BACK_BUTTON = 8
 MOUSE_FORWARD_BUTTON = 16
@@ -265,7 +266,7 @@ class BrowserView(QWebEngineView):
         return self.web_page.executeJavaScript(self.get_focus_text_js)
 
     def set_focus_text(self, new_text):
-        self.set_focus_text_js = self.set_focus_text_raw.replace("%1", new_text);
+        self.set_focus_text_js = self.set_focus_text_raw.replace("%1", str(base64.b64encode(new_text.encode("utf-8")), "utf-8"));
         self.web_page.executeJavaScript(self.set_focus_text_js)
 
 class BrowserPage(QWebEnginePage):

core/js/set_focus_text.js

@@ -1,5 +1,5 @@
 (function() {
     let newText = "%1";
     const activeElement = document.activeElement;
-    activeElement.value = newText;
+    activeElement.value = decodeURIComponent(escape(window.atob(newText)));
 })();