diff options
Diffstat (limited to 'src/plugins/platforms/windows/uiautomation/qwindowsuiaexpandcollapseprovider.cpp')
-rw-r--r-- | src/plugins/platforms/windows/uiautomation/qwindowsuiaexpandcollapseprovider.cpp | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/uiautomation/qwindowsuiaexpandcollapseprovider.cpp b/src/plugins/platforms/windows/uiautomation/qwindowsuiaexpandcollapseprovider.cpp new file mode 100644 index 0000000000..8eb9baa8ef --- /dev/null +++ b/src/plugins/platforms/windows/uiautomation/qwindowsuiaexpandcollapseprovider.cpp @@ -0,0 +1,90 @@ +// 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) |