revert(chatlog): Revert cleanup

* Fix compilation issues caused by incorrect merges

src/chatlog/chatlog.cpp

@@ -913,6 +913,12 @@ void ChatLog::focusOutEvent(QFocusEvent* ev)
     }
 }
 
+void ChatLog::wheelEvent(QWheelEvent *event)
+{
+    QGraphicsView::wheelEvent(event);
+    checkVisibility(true);
+}
+
 void ChatLog::retranslateUi()
 {
     copyAction->setText(tr("Copy"));

src/model/friend.cpp

@@ -192,8 +192,6 @@ Status::Status Friend::getStatus() const
     return isNegotiating ? Status::Status::Negotiating : friendStatus;
 }
 
-}
-
 void Friend::setExtendedMessageSupport(bool supported)
 {
     supportedExtensions[ExtensionType::messages] = supported;
@@ -222,4 +220,5 @@ void Friend::onNegotiationComplete() {
 
     if (Status::isOnline(getStatus())) {
         emit onlineOfflineChanged(friendPk, true);
-    }
+    }
+}

src/model/friend.h

@@ -54,7 +54,6 @@ public:
     void finishNegotiation();
     void setStatus(Status::Status s);
     Status::Status getStatus() const;
-    bool useHistory() const final;
 
     void setExtendedMessageSupport(bool supported);
     ExtensionSet getSupportedExtensions() const;

src/model/group.cpp

@@ -201,5 +201,3 @@ QString Group::getSelfName() const
 {
     return selfName;
 }
-
-}

src/model/group.h

@@ -60,7 +60,6 @@ public:
     void setSelfName(const QString& name);
     QString getSelfName() const;
 
-    bool useHistory() const final;
 signals:
     void titleChangedByUser(const QString& title);
     void titleChanged(const QString& author, const QString& title);

src/widget/form/genericchatform.cpp

@@ -44,6 +44,7 @@
 #include "src/widget/tool/flyoutoverlaywidget.h"
 #include "src/widget/translator.h"
 #include "src/widget/widget.h"
+#include "src/widget/gui.h"
 
 #include <QClipboard>
 #include <QFileDialog>