Skip show/hide close button when restoring session

BUG: 455012

Signed-off-by: Juraj Oravec <jurajoravec@mailo.com>

src/lib/tabwidget/tabbar.cpp

@@ -326,7 +326,7 @@ WebTab* TabBar::webTab(int index) const
 
 void TabBar::showCloseButton(int index)
 {
-    if (!validIndex(index)) {
+    if (!validIndex(index) || m_isRestoring) {
         return;
     }
 
@@ -358,7 +358,7 @@ void TabBar::contextMenuEvent(QContextMenuEvent* event)
 
 void TabBar::hideCloseButton(int index)
 {
-    if (!validIndex(index) || tabsClosable()) {
+    if (!validIndex(index) || tabsClosable() || m_isRestoring) {
         return;
     }
 
@@ -730,4 +730,9 @@ void TabBar::dropEvent(QDropEvent* event)
     }
 }
 
+void TabBar::setIsRestoring(bool restoring)
+{
+    m_isRestoring = restoring;
+}
+
 #include "tabbar.moc"

src/lib/tabwidget/tabbar.h

@@ -43,6 +43,8 @@ public:
 
     void wheelEvent(QWheelEvent* event) override;
 
+    void setIsRestoring(bool restoring);
+
 Q_SIGNALS:
     void moveAddTabButton(int posX);
 
@@ -90,6 +92,8 @@ private:
 
     bool m_forceHidden;
     QPointer<WebTab> m_lastTab;
+
+    bool m_isRestoring = false;
 };
 
 #endif // TABBAR_H

src/lib/tabwidget/tabwidget.cpp

@@ -849,6 +849,8 @@ bool TabWidget::restoreState(const QVector<WebTab::SavedTab> &tabs, int currentT
         return false;
     }
 
+    m_tabBar->setIsRestoring(true);
+
     QVector<QPair<WebTab*, QVector<int>>> childTabs;
 
     for (int i = 0; i < tabs.size(); ++i) {
@@ -870,6 +872,8 @@ bool TabWidget::restoreState(const QVector<WebTab::SavedTab> &tabs, int currentT
         }
     }
 
+    m_tabBar->setIsRestoring(false);
+
     setCurrentIndex(currentTab);
     QTimer::singleShot(0, m_tabBar, SLOT(ensureVisible(int,int)));