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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include <QtGui/qtguiglobal.h>
#if QT_CONFIG(accessibility)
#include "qwindowsuiaexpandcollapseprovider.h"
#include "qwindowsuiautils.h"
#include "qwindowscontext.h"
#include <QtGui/qaccessible.h>
#include <QtCore/qloggingcategory.h>
#include <QtCore/qstring.h>
QT_BEGIN_NAMESPACE
using namespace QWindowsUiAutomation;
static bool isExpanded(QAccessibleInterface *accessible)
{
Q_ASSERT(accessible);
if (accessible->role() == QAccessible::MenuItem)
return accessible->childCount() > 0 && !accessible->child(0)->state().invisible;
else
return accessible->state().expandable && accessible->state().expanded;
}
QWindowsUiaExpandCollapseProvider::QWindowsUiaExpandCollapseProvider(QAccessible::Id id) :
QWindowsUiaBaseProvider(id)
{
}
QWindowsUiaExpandCollapseProvider::~QWindowsUiaExpandCollapseProvider() = default;
HRESULT STDMETHODCALLTYPE QWindowsUiaExpandCollapseProvider::Expand()
{
qCDebug(lcQpaUiAutomation) << __FUNCTION__;
QAccessibleInterface *accessible = accessibleInterface();
if (!accessible)
return UIA_E_ELEMENTNOTAVAILABLE;
QAccessibleActionInterface *actionInterface = accessible->actionInterface();
if (!actionInterface)
return UIA_E_ELEMENTNOTAVAILABLE;
if (!isExpanded(accessible))
actionInterface->doAction(QAccessibleActionInterface::showMenuAction());
return S_OK;
}
HRESULT STDMETHODCALLTYPE QWindowsUiaExpandCollapseProvider::Collapse()
{
qCDebug(lcQpaUiAutomation) << __FUNCTION__;
QAccessibleInterface *accessible = accessibleInterface();
if (!accessible)
return UIA_E_ELEMENTNOTAVAILABLE;
QAccessibleActionInterface *actionInterface = accessible->actionInterface();
if (!actionInterface)
return UIA_E_ELEMENTNOTAVAILABLE;
if (isExpanded(accessible))
actionInterface->doAction(QAccessibleActionInterface::showMenuAction());
return S_OK;
}
HRESULT STDMETHODCALLTYPE QWindowsUiaExpandCollapseProvider::get_ExpandCollapseState(__RPC__out ExpandCollapseState *pRetVal)
{
qCDebug(lcQpaUiAutomation) << __FUNCTION__;
if (!pRetVal)
return E_INVALIDARG;
*pRetVal = ExpandCollapseState_LeafNode;
QAccessibleInterface *accessible = accessibleInterface();
if (!accessible)
return UIA_E_ELEMENTNOTAVAILABLE;
*pRetVal = isExpanded(accessible) ? ExpandCollapseState_Expanded : ExpandCollapseState_Collapsed;
return S_OK;
}
QT_END_NAMESPACE
#endif // QT_CONFIG(accessibility)
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