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| |
| #include <QtGui/qtguiglobal.h> |
| #if QT_CONFIG(accessibility) |
| |
| #include "qwinrtuiaselectionprovider.h" |
| #include "qwinrtuiametadatacache.h" |
| #include "qwinrtuiamainprovider.h" |
| #include "qwinrtuiautils.h" |
| |
| #include <QtGui/QAccessible> |
| #include <QtGui/QAccessibleInterface> |
| #include <QtCore/QLoggingCategory> |
| #include <QtCore/QString> |
| #include <QtCore/private/qeventdispatcher_winrt_p.h> |
| |
| #include <memory> |
| |
| QT_BEGIN_NAMESPACE |
| |
| using namespace QWinRTUiAutomation; |
| using namespace ABI::Windows::UI::Xaml::Automation; |
| using namespace ABI::Windows::UI::Xaml::Automation::Provider; |
| using namespace ABI::Windows::UI::Xaml::Automation::Peers; |
| |
| QWinRTUiaSelectionProvider::QWinRTUiaSelectionProvider(QAccessible::Id id) : |
| QWinRTUiaBaseProvider(id) |
| { |
| qCDebug(lcQpaUiAutomation) << __FUNCTION__; |
| } |
| |
| QWinRTUiaSelectionProvider::~QWinRTUiaSelectionProvider() |
| { |
| qCDebug(lcQpaUiAutomation) << __FUNCTION__; |
| } |
| |
| HRESULT STDMETHODCALLTYPE QWinRTUiaSelectionProvider::get_CanSelectMultiple(boolean *value) |
| { |
| qCDebug(lcQpaUiAutomation) << __FUNCTION__; |
| |
| if (!value) |
| return E_INVALIDARG; |
| QSharedPointer<QWinRTUiaControlMetadata> metadata = QWinRTUiaMetadataCache::instance()->metadataForId(id()); |
| *value = (metadata->state().multiSelectable != 0); |
| return S_OK; |
| } |
| |
| HRESULT STDMETHODCALLTYPE QWinRTUiaSelectionProvider::get_IsSelectionRequired(boolean *value) |
| { |
| qCDebug(lcQpaUiAutomation) << __FUNCTION__; |
| |
| if (!value) |
| return E_INVALIDARG; |
| *value = false; |
| |
| auto accid = id(); |
| auto selectionRequired = std::make_shared<bool>(false); |
| |
| if (!SUCCEEDED(QEventDispatcherWinRT::runOnMainThread([accid, selectionRequired]() { |
| // Initially returns false if none are selected. After the first selection, it may be required. |
| bool anySelected = false; |
| if (QAccessibleInterface *accessible = accessibleForId(accid)) { |
| int childCount = accessible->childCount(); |
| for (int i = 0; i < childCount; ++i) { |
| if (QAccessibleInterface *childAcc = accessible->child(i)) { |
| if (childAcc->state().selected) { |
| anySelected = true; |
| break; |
| } |
| } |
| } |
| *selectionRequired = anySelected && !accessible->state().multiSelectable && !accessible->state().extSelectable; |
| } |
| return S_OK; |
| }))) { |
| return E_FAIL; |
| } |
| |
| *value = *selectionRequired; |
| return S_OK; |
| } |
| |
| // Returns an array of providers with the selected items. |
| HRESULT STDMETHODCALLTYPE QWinRTUiaSelectionProvider::GetSelection(UINT32 *returnValueSize, IIRawElementProviderSimple ***returnValue) |
| { |
| qCDebug(lcQpaUiAutomation) << __FUNCTION__; |
| |
| if (!returnValueSize || !returnValue) |
| return E_INVALIDARG; |
| *returnValueSize = 0; |
| *returnValue = nullptr; |
| |
| auto accid = id(); |
| auto elementIds = std::make_shared<QVarLengthArray<QAccessible::Id>>(); |
| |
| if (!SUCCEEDED(QEventDispatcherWinRT::runOnMainThread([accid, elementIds]() { |
| if (QAccessibleInterface *accessible = accessibleForId(accid)) { |
| int childCount = accessible->childCount(); |
| for (int i = 0; i < childCount; ++i) { |
| if (QAccessibleInterface *childAcc = accessible->child(i)) { |
| if (childAcc->state().selected) { |
| QAccessible::Id childId = idForAccessible(childAcc); |
| QWinRTUiaMetadataCache::instance()->load(childId); |
| elementIds->append(childId); |
| } |
| } |
| } |
| } |
| return S_OK; |
| }))) { |
| return E_FAIL; |
| } |
| |
| return QWinRTUiaMainProvider::rawProviderArrayForAccessibleIdList(*elementIds, returnValueSize, returnValue); |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT_CONFIG(accessibility) |