Revert to Paragraph format after a heading

src/libneochat/chatkeyhelper.cpp

@@ -6,6 +6,7 @@
 #include "chattextitemhelper.h"
 #include "clipboard.h"
 #include "neochatroom.h"
+#include "richformat.h"
 
 ChatKeyHelper::ChatKeyHelper(QObject *parent)
     : QObject(parent)
@@ -184,7 +185,12 @@ bool ChatKeyHelper::insertReturn(Qt::KeyboardModifiers modifiers)
     if (cursor.isNull()) {
         return false;
     }
-    cursor.insertBlock();
+
+    // If there was a heading we always want to revert to Paragraph format.
+    auto newBlockFormat = RichFormat::blockFormatForFormat(RichFormat::Paragraph);
+    auto newCharFormat = cursor.charFormat();
+    newCharFormat.merge(RichFormat::charFormatForFormat(static_cast<RichFormat::Format>(cursor.blockFormat().headingLevel()), true));
+    cursor.insertBlock(newBlockFormat, newCharFormat);
     return true;
 }
 

src/libneochat/enums/richformat.cpp

@@ -98,7 +98,11 @@ QTextCharFormat RichFormat::charFormatForFormat(Format format, bool invert, cons
     if (headingLevelForFormat(format) > 0) {
         // Apparently, 4 is maximum for FontSizeAdjustment; otherwise level=1 and
         // level=2 look the same
-        charFormat.setProperty(QTextFormat::FontSizeAdjustment, 5 - headingLevelForFormat(format));
+        int fontSizeAdjustment = 0;
+        if (!invert) {
+            fontSizeAdjustment = 5 - headingLevelForFormat(format);
+        }
+        charFormat.setProperty(QTextFormat::FontSizeAdjustment, fontSizeAdjustment);
     }
     if (format == Paragraph) {
         charFormat.setFontWeight(QFont::Normal);

src/libneochat/enums/richformat.h

@@ -39,8 +39,8 @@ public:
         Heading4 = 4,
         Heading5 = 5,
         Heading6 = 6,
-        Quote = 7,
+        Quote,
-        Code = 8,
+        Code,
         InlineCode,
         Bold,
         Italic,