refactor: Remove using getFriendWidget from FriendWidget

src/widget/friendwidget.cpp

@@ -48,6 +48,14 @@
 
 #include <cassert>
 
+/**
+ * @class FriendWidget
+ *
+ * Widget, which displays brief information about friend.
+ * For example, used on friend list.
+ * When you click should open the chat with friend. Widget has a context menu.
+ */
+
 FriendWidget::FriendWidget(int FriendId, QString id)
     : friendId(FriendId)
     , isDefaultAvatar{true}
@@ -62,7 +70,25 @@ FriendWidget::FriendWidget(int FriendId, QString id)
     statusMessageLabel->setTextFormat(Qt::PlainText);
 }
 
+/**
+ * @brief FriendWidget::contextMenuEvent
+ * @param event Describe a context menu event
+ *
+ * Default context menu event handler.
+ * Redirect all event information to the signal.
+ */
 void FriendWidget::contextMenuEvent(QContextMenuEvent * event)
+{
+    emit contextMenuCalled(event);
+}
+
+/**
+ * @brief FriendWidget::onContextMenuCalled
+ * @param event Redirected from native contextMenuEvent
+ *
+ * Context menu handler. Always should be called to FriendWidget from FriendList
+ */
+void FriendWidget::onContextMenuCalled(QContextMenuEvent *event)
 {
     if (!active)
         setBackgroundRole(QPalette::Highlight);
@@ -114,7 +140,7 @@ void FriendWidget::contextMenuEvent(QContextMenuEvent * event)
     FriendListWidget *friendList;
 
     if (circleWidget == nullptr)
-        friendList = qobject_cast<FriendListWidget*>(FriendList::findFriend(friendId)->getFriendWidget()->parentWidget());
+        friendList = qobject_cast<FriendListWidget*>(this->parentWidget());
     else
         friendList = qobject_cast<FriendListWidget*>(circleWidget->parentWidget());
 
@@ -170,8 +196,9 @@ void FriendWidget::contextMenuEvent(QContextMenuEvent * event)
     if (!active)
         setBackgroundRole(QPalette::Window);
 
-    if (selectedItem)
-    {
+    if (!selectedItem)
+        return;
+
     if (selectedItem == setAlias)
     {
         nameLabel->editBegin();
@@ -179,18 +206,15 @@ void FriendWidget::contextMenuEvent(QContextMenuEvent * event)
     else if (selectedItem == removeFriendAction)
     {
         emit removeFriend(friendId);
-            return;
     }
     else if (selectedItem == openChatWindow)
     {
         emit chatroomWidgetClicked(this, true);
-            return;
     }
     else if (selectedItem == removeChatWindow)
     {
         ContentDialog* contentDialog = ContentDialog::getFriendDialog(friendId);
         contentDialog->removeFriend(friendId);
-            return;
     }
     else if (selectedItem == autoAccept)
     {
@@ -203,12 +227,12 @@ void FriendWidget::contextMenuEvent(QContextMenuEvent * event)
         }
         else if (autoAccept->isChecked())
         {
-                dir = QFileDialog::getExistingDirectory(0,
-                                                        tr("Choose an auto accept directory","popup title"),
-                                                        dir,
-                                                        QFileDialog::DontUseNativeDialog);
+            dir = QFileDialog::getExistingDirectory(
+                        0, tr("Choose an auto accept directory", "popup title"),
+                        dir, QFileDialog::DontUseNativeDialog);
+
             autoAccept->setChecked(true);
-                qDebug() << "setting auto accept dir for" << friendId << "to" << dir;
+            qDebug() << "Setting auto accept dir for" << friendId << "to" << dir;
             Settings::getInstance().setAutoAcceptDir(id, dir);
         }
     }
@@ -229,7 +253,7 @@ void FriendWidget::contextMenuEvent(QContextMenuEvent * event)
             circleWidget->updateStatus();
 
         if (friendList != nullptr)
-                friendList->addCircleWidget(FriendList::findFriend(friendId)->getFriendWidget());
+            friendList->addCircleWidget(this);
         else
             Settings::getInstance().setFriendCircleID(id, Settings::getInstance().addCircle());
     }
@@ -240,8 +264,8 @@ void FriendWidget::contextMenuEvent(QContextMenuEvent * event)
     }
     else if (removeCircleAction != nullptr && selectedItem == removeCircleAction)
     {
-            if (friendList != nullptr)
-                friendList->moveWidget(FriendList::findFriend(friendId)->getFriendWidget(), FriendList::findFriend(friendId)->getStatus(), true);
+        if (friendList)
+            friendList->moveWidget(this, FriendList::findFriend(friendId)->getStatus(), true);
         else
             Settings::getInstance().setFriendCircleID(id, -1);
 
@@ -255,24 +279,25 @@ void FriendWidget::contextMenuEvent(QContextMenuEvent * event)
     {
         CircleWidget* circle = CircleWidget::getFromID(circleActions[selectedItem]);
 
-            if (circle != nullptr)
+        if (circle)
         {
-                circle->addFriendWidget(FriendList::findFriend(friendId)->getFriendWidget(), FriendList::findFriend(friendId)->getStatus());
+            circle->addFriendWidget(this, FriendList::findFriend(friendId)->getStatus());
             circle->setExpanded(true);
             Widget::getInstance()->searchCircle(circle);
             Settings::getInstance().savePersonal();
         }
         else
+        {
             Settings::getInstance().setFriendCircleID(id, circleActions[selectedItem]);
+        }
 
-            if (circleWidget != nullptr)
+        if (circleWidget)
         {
             circleWidget->updateStatus();
             Widget::getInstance()->searchCircle(circleWidget);
         }
     }
 }
-}
 
 void FriendWidget::setAsActiveChatroom()
 {

src/widget/friendwidget.h

@@ -43,11 +43,13 @@ signals:
     void friendWidgetClicked(FriendWidget* widget);
     void removeFriend(int friendId);
     void copyFriendIdToClipboard(int friendId);
+    void contextMenuCalled(QContextMenuEvent * event);
 
 public slots:
     void onAvatarChange(int FriendId, const QPixmap& pic);
     void onAvatarRemoved(int FriendId);
     void setAlias(const QString& alias);
+    void onContextMenuCalled(QContextMenuEvent * event);
 
 protected:
     virtual void mousePressEvent(QMouseEvent* ev) override;

src/widget/widget.cpp

@@ -1021,6 +1021,7 @@ void Widget::addFriend(int friendId, const ToxPk& friendPk)
     connect(widget, &FriendWidget::chatroomWidgetClicked, this, &Widget::onChatroomWidgetClicked);
     connect(widget, &FriendWidget::chatroomWidgetClicked, friendForm, &ChatForm::focusInput);
     connect(widget, &FriendWidget::copyFriendIdToClipboard, this, &Widget::copyFriendIdToClipboard);
+    connect(widget, &FriendWidget::contextMenuCalled, widget, &FriendWidget::onContextMenuCalled);
     connect(widget, SIGNAL(removeFriend(int)), this, SLOT(removeFriend(int)));
 
     // Try to get the avatar from the cache
@@ -1274,6 +1275,12 @@ void Widget::addFriendDialog(Friend *frnd, ContentDialog *dialog)
     // Signal transmission from the created `friendWidget` (which shown in
     // ContentDialog) to the `widget` (which shown in main widget)
     // FIXME: emit should be removed
+    connect(friendWidget, &FriendWidget::contextMenuCalled,
+            widget, [=](QContextMenuEvent * event)
+    {
+        emit widget->contextMenuCalled(event);
+    });
+
     connect(friendWidget, &FriendWidget::chatroomWidgetClicked,
             this, [=](GenericChatroomWidget *w, bool group)
     {