From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:06:44 +0200
Subject: Adding upstream version 4:7.4.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../source/service/AccDialogEventListener.cxx      | 133 +++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 winaccessibility/source/service/AccDialogEventListener.cxx

(limited to 'winaccessibility/source/service/AccDialogEventListener.cxx')

diff --git a/winaccessibility/source/service/AccDialogEventListener.cxx b/winaccessibility/source/service/AccDialogEventListener.cxx
new file mode 100644
index 000000000..865a039a7
--- /dev/null
+++ b/winaccessibility/source/service/AccDialogEventListener.cxx
@@ -0,0 +1,133 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <com/sun/star/accessibility/XAccessible.hpp>
+#include <com/sun/star/accessibility/AccessibleStateType.hpp>
+#include <com/sun/star/accessibility/AccessibleEventId.hpp>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+#include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
+
+#include <vcl/svapp.hxx>
+
+#include <AccDialogEventListener.hxx>
+#include <AccObjectManagerAgent.hxx>
+#include <unomsaaevent.hxx>
+
+using namespace com::sun::star::uno;
+using namespace com::sun::star::accessibility;
+
+AccDialogEventListener::AccDialogEventListener(css::accessibility::XAccessible* pAcc, AccObjectManagerAgent* Agent)
+        :AccEventListener(pAcc, Agent)
+{}
+AccDialogEventListener::~AccDialogEventListener()
+{
+}
+
+/**
+ *  Uno's event notifier when event is captured
+ *  @param AccessibleEventObject    the event object which contains information about event
+ */
+void  AccDialogEventListener::notifyEvent( const css::accessibility::AccessibleEventObject& aEvent )
+{
+    SolarMutexGuard g;
+
+    switch (aEvent.EventId)
+    {
+    case AccessibleEventId::CHILD:
+        HandleChildChangedEvent(aEvent.OldValue, aEvent.NewValue);
+        break;
+    case AccessibleEventId::VISIBLE_DATA_CHANGED:
+        HandleVisibleDataChangedEvent();
+        break;
+    case AccessibleEventId::BOUNDRECT_CHANGED:
+        HandleBoundrectChangedEvent();
+        break;
+    default:
+        AccEventListener::notifyEvent(aEvent);
+        break;
+    }
+}
+
+/**
+ *  handle the CHILD event
+ * @param   oldValue    the child to be deleted
+ * @param   newValue    the child to be added
+ */
+void AccDialogEventListener::HandleChildChangedEvent(Any oldValue, Any newValue)
+{
+    Reference< XAccessible > xChild;
+    if( newValue >>= xChild)
+    {
+        //create a new child
+        if(xChild.is())
+        {
+            XAccessible* pAcc = xChild.get();
+            //add this child
+            pAgent->InsertAccObj(pAcc, m_xAccessible.get());
+            //add all oldValue's existing children
+            pAgent->InsertChildrenAccObj(pAcc);
+            pAgent->NotifyAccEvent(UnoMSAAEvent::CHILD_ADDED, pAcc);
+        }
+    }
+    else if (oldValue >>= xChild)
+    {
+        //delete an existing child
+        if(xChild.is())
+        {
+            XAccessible* pAcc = xChild.get();
+            pAgent->NotifyAccEvent(UnoMSAAEvent::CHILD_REMOVED, pAcc);
+            //delete all oldValue's existing children
+            pAgent->DeleteChildrenAccObj( pAcc );
+            //delete this child
+            pAgent->DeleteAccObj( pAcc );
+        }
+    }
+
+}
+
+/**
+ *  set the new state and fire the MSAA event
+ *  @param state    new state id
+ *  @param enable   true if state is set, false if state is unset
+ */
+void AccDialogEventListener::SetComponentState(short state, bool enable)
+{
+    // only the following state can be fired state event.
+    switch (state)
+    {
+    case AccessibleStateType::ICONIFIED:
+        // no msaa state mapping
+        break;
+    case AccessibleStateType::VISIBLE:
+        // UNO !VISIBLE == MSAA INVISIBLE
+        if( enable )
+            pAgent->IncreaseState(m_xAccessible.get(), AccessibleStateType::VISIBLE);
+        else
+            pAgent->DecreaseState(m_xAccessible.get(), AccessibleStateType::VISIBLE);
+        break;
+    case AccessibleStateType::ACTIVE:
+        // Only frames should be active
+        // no msaa state mapping
+        break;
+    default:
+        break;
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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