Add option for username tab completion only with an @ prefix (#1573)

* add an additional check for username completion without an @ prefix

* Changed setting name

* default userCompletionOnlyWithAt to false

src/common/CompletionModel.cpp

@@ -127,7 +127,7 @@ void CompletionModel::refresh(const QString &prefix, bool isFirstWord)
                               TaggedString::Type::Username);
                 }
             }
-            else
+            else if (!getSettings()->userCompletionOnlyWithAt)
             {
                 for (const auto &name :
                      usernames->subrange(Prefix(usernamePrefix)))

src/singletons/Settings.hpp

@@ -134,6 +134,8 @@ public:
         "/behaviour/autocompletion/smallStreamerLimit", 1000};
     BoolSetting prefixOnlyEmoteCompletion = {
         "/behaviour/autocompletion/prefixOnlyCompletion", true};
+    BoolSetting userCompletionOnlyWithAt = {
+        "/behaviour/autocompletion/userCompletionOnlyWithAt", false};
 
     FloatSetting pauseOnHoverDuration = {"/behaviour/pauseOnHoverDuration", 0};
     EnumSetting<Qt::KeyboardModifier> pauseChatModifier = {

src/widgets/settingspages/GeneralPage.cpp

@@ -525,6 +525,8 @@ void GeneralPage::initLayout(SettingsLayout &layout)
     layout.addCheckbox(
         "Only search for emote autocompletion at the start of emote names",
         s.prefixOnlyEmoteCompletion);
+    layout.addCheckbox("Only search for username autocompletion with an @",
+                       s.userCompletionOnlyWithAt);
 
     layout.addCheckbox("Show twitch whispers inline", s.inlineWhispers);
     layout.addCheckbox("Highlight received inline whispers",