Use an event instead of an override

docs/source/events.rst

@@ -294,24 +294,6 @@ Also available as an `ES2015 Promise <http://es6-features.org/#PromiseUsage>`_:
         // Your code here...
     });
 
-reconnecting
-~~~~~~~~~~~~
-
-Fired once converse.js has determined that it will attempt to reconnect (and
-each subsequent time, if it attempts repeatedly).
-
-reconnected
-~~~~~~~~~~~
-
-After the connection has dropped and converse.js has reconnected.
-Any Strophe stanza handlers (as registered via `converse.listen.stanza`) will
-have to be registered anew.
-
-.. code-block:: javascript
-
-    _converse.api.listen.on('reconnected', function () { ... });
-
-
 privateChatsAutoJoined
 ~~~~~~~~~~~~~~~~~~~~~~
 
@@ -330,6 +312,33 @@ Also available as an `ES2015 Promise <http://es6-features.org/#PromiseUsage>`_.
         // Your code here...
     });
 
+
+reconnecting
+~~~~~~~~~~~~
+
+Fired once converse.js has determined that it will attempt to reconnect (and
+each subsequent time, if it attempts repeatedly).
+
+reconnected
+~~~~~~~~~~~
+
+After the connection has dropped and converse.js has reconnected.
+Any Strophe stanza handlers (as registered via `converse.listen.stanza`) will
+have to be registered anew.
+
+.. code-block:: javascript
+
+    _converse.api.listen.on('reconnected', function () { ... });
+
+registeredGlobalEventHandlers
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Called once Converse has registered its global event handlers (for events such
+as window resize or unload).
+
+Plugins can listen to this event as cue to register their own global event
+handlers.
+
 roomsAutoJoined
 ---------------
 

src/converse-core.js

@@ -726,6 +726,7 @@
             if( document[hidden] !== undefined ) {
                 _.partial(_converse.saveWindowState, _, hidden)({type: document[hidden] ? "blur" : "focus"});
             }
+            _converse.emit('registeredGlobalEventHandlers');
         };
 
         this.enableCarbons = function () {

src/converse-minimize.js

@@ -52,16 +52,6 @@
             //
             // New functions which don't exist yet can also be added.
 
-            registerGlobalEventHandlers () {
-                const { _converse } = this.__super__;
-                window.addEventListener("resize", _.debounce(function (ev) {
-                    if (_converse.connection.connected) {
-                        _converse.chatboxviews.trimChats();
-                    }
-                }, 200));
-                return this.__super__.registerGlobalEventHandlers.apply(this, arguments);
-            },
-
             ChatBox: {
                 initialize () {
                     this.__super__.initialize.apply(this, arguments);
@@ -541,6 +531,15 @@
                 _converse.emit('minimizedChatsInitialized');
             }).catch(_.partial(_converse.log, _, Strophe.LogLevel.FATAL));
 
+
+            _converse.on('registeredGlobalEventHandlers', function () {
+                window.addEventListener("resize", _.debounce(function (ev) {
+                    if (_converse.connection.connected) {
+                        _converse.chatboxviews.trimChats();
+                    }
+                }, 200));
+            });
+
             _converse.on('controlBoxOpened', function (chatbox) {
                 // Wrapped in anon method because at scan time, chatboxviews
                 // attr not set yet.