Changeset 103918 in vbox for trunk/src/VBox/Frontends/VirtualBox

Timestamp:

Mar 19, 2024 1:44:53 PM (12 months ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

162292

Message:

FE/Qt. bugref:10622. Some more additions to UITranslationEventListener.

Location:

trunk/src/VBox/Frontends/VirtualBox/src/globals

Files:

• UICommon.cpp (modified) (2 diffs)
• UITranslationEventListener.cpp (modified) (1 diff)
• UITranslationEventListener.h (modified) (1 diff)

trunk/src/VBox/Frontends/VirtualBox/src/globals/UICommon.cpp ¶

@@ -306 +306 @@
     retranslateUi();
 
-    m_pTranlationEventListener = new UITranslationEventListener(this);
+    /* Create translation event listener instance: */
+    UITranslationEventListener::create();
 
     connect(gEDataManager, &UIExtraDataManager::sigLanguageChange,
@@ -842 +843 @@
     /* Destroy desktop-widget watchdog: */
     UIDesktopWidgetWatchdog::destroy();
+
+    /* Destroy translation event listener instance: */
+    UITranslationEventListener::destroy();
 
     m_fValid = false;

trunk/src/VBox/Frontends/VirtualBox/src/globals/UITranslationEventListener.cpp ¶

@@ -33 +33 @@
 #include "UITranslator.h"
 
+/* static */
+UITranslationEventListener *UITranslationEventListener::s_pInstance = 0;
+
+UITranslationEventListener *UITranslationEventListener::instance()
+{
+    return s_pInstance;
+}
+
+/* static */
+void UITranslationEventListener::create()
+{
+    /* Make sure instance is NOT created yet: */
+    if (s_pInstance)
+        return;
+
+    /* Create instance: */
+    new UITranslationEventListener;
+}
+
+/* static */
+void UITranslationEventListener::destroy()
+{
+    /* Make sure instance is NOT destroyed yet: */
+    if (!s_pInstance)
+        return;
+
+    /* Destroy instance: */
+    delete s_pInstance;
+}
 
 

trunk/src/VBox/Frontends/VirtualBox/src/globals/UITranslationEventListener.h ¶

@@ -47 +47 @@
 public:
 
-    UITranslationEventListener(QObject *pParent = 0);
+    /** Creates message-center singleton. */
+    static void create();
+    /** Destroys message-center singleton. */
+    static void destroy();
 
 protected:
 
     bool eventFilter(QObject *pObject, QEvent *pEvent) override final;
+
+private:
+
+    UITranslationEventListener(QObject *pParent = 0);
+
+    static UITranslationEventListener *s_pInstance;
+    /** Returns the singleton instance. */
+    static UITranslationEventListener *instance();
+    /** Allows for shortcut access. */
+    friend UITranslationEventListener &translationEventListener();
+
 };
 
+inline UITranslationEventListener &translationEventListener() { return *UITranslationEventListener::instance(); }
+
 #endif /* !FEQT_INCLUDED_SRC_globals_UITranslationEventListener_h */