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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* 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 "XAccessibleEventBroadcasterTester.hxx"
#include <iostream>
#include <cppunit/TestAssert.h>
#include <com/sun/star/accessibility/AccessibleEventObject.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/accessibility/XAccessible.hpp>
#include <com/sun/star/accessibility/XAccessibleContext.hpp>
#include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
#include <com/sun/star/accessibility/XAccessibleEventListener.hpp>
#include <com/sun/star/awt/PosSize.hpp>
#include <com/sun/star/awt/Rectangle.hpp>
#include <com/sun/star/awt/XWindow.hpp>
#include <com/sun/star/lang/EventObject.hpp>
#include <cppuhelper/implbase.hxx>
#include <rtl/ref.hxx>
#include <sal/log.hxx>
#include "AccessibilityTools.hxx"
using namespace css;
namespace
{
class EvListener : public cppu::WeakImplHelper<accessibility::XAccessibleEventListener>
{
public:
bool mbGotEvent;
EvListener()
: mbGotEvent(false)
{
}
// XEventListener
virtual void SAL_CALL disposing(const lang::EventObject&) override {}
// XAccessibleEventListener
virtual void SAL_CALL notifyEvent(const accessibility::AccessibleEventObject& aEvent) override
{
std::cout << "Listener got event: " << AccessibilityTools::debugString(aEvent) << std::endl;
uno::Reference<accessibility::XAccessible> xOld(aEvent.OldValue, uno::UNO_QUERY);
if (xOld.is())
std::cout << "Old: " << AccessibilityTools::debugString(xOld) << std::endl;
uno::Reference<accessibility::XAccessible> xNew(aEvent.NewValue, uno::UNO_QUERY);
if (xNew.is())
std::cout << "New: " << AccessibilityTools::debugString(xNew) << std::endl;
mbGotEvent = true;
}
};
}
XAccessibleEventBroadcasterTester::XAccessibleEventBroadcasterTester(
const uno::Reference<accessibility::XAccessibleEventBroadcaster>& xBroadcaster,
const uno::Reference<awt::XWindow>& xWindow)
: mxBroadcaster(xBroadcaster)
, mxWindow(xWindow)
{
}
bool XAccessibleEventBroadcasterTester::isTransient(
const uno::Reference<accessibility::XAccessibleEventBroadcaster> xBroadcaster)
{
uno::Reference<accessibility::XAccessibleContext> xCtx(xBroadcaster, uno::UNO_QUERY_THROW);
return isTransient(xCtx);
}
bool XAccessibleEventBroadcasterTester::isTransient(
const uno::Reference<accessibility::XAccessibleContext> xCtx)
{
return (
xCtx->getAccessibleStateSet()->contains(accessibility::AccessibleStateType::TRANSIENT)
&& xCtx->getAccessibleParent()->getAccessibleContext()->getAccessibleStateSet()->contains(
accessibility::AccessibleStateType::MANAGES_DESCENDANTS));
}
/**
* @brief Generates an event on @c mxBroadcaster.
*
* This method indirectly alters the state of @c mxBroadcaster so that an
* accessible event will be fired for it. It can be called as many times as
* needed and triggers an event each time.
*/
void XAccessibleEventBroadcasterTester::fireEvent()
{
awt::Rectangle newPosSize = mxWindow->getPosSize();
newPosSize.Width = newPosSize.Width - 20;
newPosSize.Height = newPosSize.Height - 20;
newPosSize.X = newPosSize.X + 20;
newPosSize.Y = newPosSize.Y + 20;
mxWindow->setPosSize(newPosSize.X, newPosSize.Y, newPosSize.Width, newPosSize.Height,
awt::PosSize::POSSIZE);
}
/**
* @brief Adds a listener and fires events by mean of object relation.
*
* Asserts that the listener was properly called.
*/
void XAccessibleEventBroadcasterTester::testAddEventListener()
{
rtl::Reference<EvListener> xListener(new EvListener);
mxBroadcaster->addAccessibleEventListener(xListener);
bool transient = isTransient(mxBroadcaster);
std::cout << "firing event" << std::endl;
fireEvent();
AccessibilityTools::Await([&xListener]() { return xListener->mbGotEvent; });
if (!transient)
CPPUNIT_ASSERT_MESSAGE("listener wasn't called", xListener->mbGotEvent);
else
CPPUNIT_ASSERT_MESSAGE("Object is Transient, listener isn't expected to be called",
!xListener->mbGotEvent);
mxBroadcaster->removeAccessibleEventListener(xListener);
}
/**
* @brief Similar to @c testAddEventListener() but also removes the listener
*
* Adds an event listener just like @c testAddEventListener(), and then removes it and verifies an
* event doesn't trigger the supposedly removed listener.
*
* @see testAddEventListener()
*/
void XAccessibleEventBroadcasterTester::testRemoveEventListener()
{
/* there is nothing we can really test for transient objects */
if (isTransient(mxBroadcaster))
{
std::cerr << "could not test removing listener on transient object " << mxBroadcaster
<< std::endl;
return;
}
rtl::Reference<EvListener> xListener(new EvListener);
mxBroadcaster->addAccessibleEventListener(xListener);
std::cout << "firing event (with listener)" << std::endl;
fireEvent();
AccessibilityTools::Await([&xListener]() { return xListener->mbGotEvent; });
CPPUNIT_ASSERT_MESSAGE("listener wasn't called", xListener->mbGotEvent);
/* reset listener, remove it and try again */
xListener->mbGotEvent = false;
std::cout << "removing listener" << std::endl;
mxBroadcaster->removeAccessibleEventListener(xListener);
std::cout << "firing event (without listener)" << std::endl;
fireEvent();
AccessibilityTools::Wait(500);
CPPUNIT_ASSERT_MESSAGE("removed listener was called", !xListener->mbGotEvent);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
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