chatgui: MsgIsOutgoingRole support for outgoing message alignment

tools/chatgui/src/messagedelegate.h

@@ -13,6 +13,7 @@ enum MessageDataRole {
     MsgQuoteTextRole    = Qt::UserRole + 8,
     MsgReactionsRole    = Qt::UserRole + 9,
     MsgIdRole           = Qt::UserRole + 10,
+    MsgIsOutgoingRole   = Qt::UserRole + 11,
 };
 
 class MessageDelegate : public QStyledItemDelegate {
@@ -40,6 +41,10 @@ private:
         QRect statusRect;
         int totalHeight;
         bool narrow = false;
+        bool emojiOnly = false;
+        int emojiCount = 0;
+        QRect emojiArea;
+        bool isOutgoing = false;
     };
 
     Layout calcLayout(const QStyleOptionViewItem &option,