minor improvements

src/widgets/helper/ChannelView.cpp

@@ -1684,7 +1684,7 @@ bool ChannelView::tryGetMessageAt(QPoint p,
 int ChannelView::getLayoutWidth() const
 {
     if (this->scrollBar_->isVisible())
-        return int(this->width() - 8 * this->scale());
+        return int(this->width() - scrollbarPadding * this->scale());
 
     return this->width();
 }

src/widgets/helper/ChannelView.hpp

@@ -201,6 +201,9 @@ private:
 
     std::unordered_set<std::shared_ptr<MessageLayout>> messagesOnScreen_;
 
+    static constexpr int leftPadding = 8;
+    static constexpr int scrollbarPadding = 8;
+
 private slots:
     void wordFlagsChanged()
     {