Adds visual indicator to message length if too long (#2659)

Co-authored-by: pajlada <rasmus.karlsson@pajlada.com>

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Unversioned
 
+- Minor: Added visual indicator to message length if over 500 characters long (#2659)
 - Minor: Added `is:<flags>` search filter to find messages of specific types. (#2653, #2671)
 - Minor: Added image links to the badge context menu. (#2667)
 - Minor: Added a setting to hide Twitch Predictions badges. (#2668)

src/widgets/splits/SplitInput.cpp

@@ -24,6 +24,7 @@
 #include <QPainter>
 
 namespace chatterino {
+const int TWITCH_MESSAGE_LIMIT = 500;
 
 SplitInput::SplitInput(Split *_chatWidget)
     : BaseWidget(_chatWidget)
@@ -604,6 +605,14 @@ void SplitInput::editTextChanged()
     if (text.length() > 0 && getSettings()->showMessageLength)
     {
         labelText = QString::number(text.length());
+        if (text.length() > TWITCH_MESSAGE_LIMIT)
+        {
+            this->ui_.textEditLength->setStyleSheet("color: red");
+        }
+        else
+        {
+            this->ui_.textEditLength->setStyleSheet("");
+        }
     }
     else
     {