add some comments

reformat

src/singletons/Theme.cpp

@@ -212,7 +212,8 @@ void Theme::actuallyUpdate(double hue, double multiplier)
         this->messages.backgrounds.highlighted =
             blendColors(themeColor, this->messages.backgrounds.regular, 0.8);
     } else {
-        this->messages.backgrounds.highlighted = QColor(getSettings()->highlightColor);
+        this->messages.backgrounds.highlighted =
+            QColor(getSettings()->highlightColor);
     }
 
     this->messages.backgrounds.subscription =

src/singletons/WindowManager.hpp

@@ -32,9 +32,17 @@ public:
     static const int uiScaleMax;
 
     void showSettingsDialog();
+
+    // Show the account selector widget at point
     void showAccountSelectPopup(QPoint point);
 
+    // Tell a channel (or all channels if channel is nullptr) to redo their
+    // layout
     void layoutChannelViews(Channel *channel = nullptr);
+
+    // Force all channel views to redo their layout
+    // This is called, for example, when the emote scale or timestamp format has
+    // changed
     void forceLayoutChannelViews();
     void repaintVisibleChatWidgets(Channel *channel = nullptr);
     void repaintGifEmotes();
@@ -57,10 +65,16 @@ public:
     void updateWordTypeMask();
 
     pajlada::Signals::NoArgSignal repaintGifs;
+
+    // This signal fires whenever views rendering a channel, or all views if the
+    // channel is a nullptr, need to redo their layout
     pajlada::Signals::Signal<Channel *> layout;
 
     pajlada::Signals::NoArgSignal wordFlagsChanged;
 
+    // Sends an alert to the main window
+    // It reads the `longAlert` setting to decide whether the alert will expire
+    // or not
     void sendAlert();
 
 private: