Fix crash on database open from browser (#9939)

src/browser/BrowserService.cpp

@@ -115,7 +115,7 @@ bool BrowserService::openDatabase(bool triggerUnlock)
         return true;
     }
 
-    if (triggerUnlock) {
+    if (triggerUnlock && !m_bringToFrontRequested) {
         m_bringToFrontRequested = true;
         updateWindowState();
         emit requestUnlock();

src/gui/DatabaseTabWidget.cpp

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2021 KeePassXC Team <[email protected]>
+ *  Copyright (C) 2023 KeePassXC Team <[email protected]>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -41,6 +41,7 @@ DatabaseTabWidget::DatabaseTabWidget(QWidget* parent)
     , m_dbWidgetStateSync(new DatabaseWidgetStateSync(this))
     , m_dbWidgetPendingLock(nullptr)
     , m_databaseOpenDialog(new DatabaseOpenDialog(this))
+    , m_databaseOpenInProgress(false)
 {
     auto* tabBar = new QTabBar(this);
     tabBar->setAcceptDrops(true);
@@ -859,6 +860,7 @@ void DatabaseTabWidget::emitDatabaseLockChanged()
         emit databaseLocked(dbWidget);
     } else {
         emit databaseUnlocked(dbWidget);
+        m_databaseOpenInProgress = false;
     }
 }
 
@@ -891,6 +893,11 @@ void DatabaseTabWidget::performGlobalAutoType(const QString& search)
 
 void DatabaseTabWidget::performBrowserUnlock()
 {
+    if (m_databaseOpenInProgress) {
+        return;
+    }
+
+    m_databaseOpenInProgress = true;
     auto dbWidget = currentDatabaseWidget();
     if (dbWidget && dbWidget->isLocked()) {
         unlockAnyDatabaseInDialog(DatabaseOpenDialog::Intent::Browser);

src/gui/DatabaseTabWidget.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 KeePassXC Team <[email protected]>
+ * Copyright (C) 2023 KeePassXC Team <[email protected]>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -117,6 +117,7 @@ private slots:
     QPointer<DatabaseWidget> m_dbWidgetPendingLock;
     QPointer<DatabaseOpenDialog> m_databaseOpenDialog;
     QTimer m_lockDelayTimer;
+    bool m_databaseOpenInProgress;
 };
 
 #endif // KEEPASSX_DATABASETABWIDGET_H