1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2017 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtGui module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the 21 ** packaging of this file. Please review the following information to 22 ** ensure the GNU Lesser General Public License version 3 requirements 23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. 24 ** 25 ** GNU General Public License Usage 26 ** Alternatively, this file may be used under the terms of the GNU 27 ** General Public License version 2.0 or (at your option) the GNU General 28 ** Public license version 3 or any later version approved by the KDE Free 29 ** Qt Foundation. The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 39 40 #ifndef QWINDOWSUIAWRAPPER_H 41 #define QWINDOWSUIAWRAPPER_H 42 43 // 44 // W A R N I N G 45 // ------------- 46 // 47 // This file is not part of the Qt API. It exists for the convenience 48 // of other Qt classes. This header file may change from version to 49 // version without notice, or even be removed. 50 // 51 // We mean it. 52 // 53 54 #include <QtGui/private/qtguiglobal_p.h> 55 56 #include "uiatypes_p.h" 57 #include "uiaattributeids_p.h" 58 #include "uiacontroltypeids_p.h" 59 #include "uiaerrorids_p.h" 60 #include "uiaeventids_p.h" 61 #include "uiageneralids_p.h" 62 #include "uiapatternids_p.h" 63 #include "uiapropertyids_p.h" 64 #include "uiaserverinterfaces_p.h" 65 #include "uiaclientinterfaces_p.h" 66 67 QT_REQUIRE_CONFIG(accessibility); 68 69 QT_BEGIN_NAMESPACE 70 71 class QWindowsUiaWrapper 72 { 73 QWindowsUiaWrapper(); 74 virtual ~QWindowsUiaWrapper(); 75 public: 76 static QWindowsUiaWrapper *instance(); 77 BOOL ready(); 78 BOOL clientsAreListening(); 79 LRESULT returnRawElementProvider(HWND hwnd, WPARAM wParam, LPARAM lParam, IRawElementProviderSimple *el); 80 HRESULT hostProviderFromHwnd(HWND hwnd, IRawElementProviderSimple **ppProvider); 81 HRESULT raiseAutomationPropertyChangedEvent(IRawElementProviderSimple *pProvider, PROPERTYID id, VARIANT oldValue, VARIANT newValue); 82 HRESULT raiseAutomationEvent(IRawElementProviderSimple *pProvider, EVENTID id); 83 HRESULT raiseNotificationEvent(IRawElementProviderSimple *provider, NotificationKind notificationKind, NotificationProcessing notificationProcessing, BSTR displayString, BSTR activityId); 84 85 private: 86 typedef LRESULT (WINAPI *PtrUiaReturnRawElementProvider)(HWND, WPARAM, LPARAM, IRawElementProviderSimple *); 87 typedef HRESULT (WINAPI *PtrUiaHostProviderFromHwnd)(HWND, IRawElementProviderSimple **); 88 typedef HRESULT (WINAPI *PtrUiaRaiseAutomationPropertyChangedEvent)(IRawElementProviderSimple *, PROPERTYID, VARIANT, VARIANT); 89 typedef HRESULT (WINAPI *PtrUiaRaiseAutomationEvent)(IRawElementProviderSimple *, EVENTID); 90 typedef HRESULT (WINAPI *PtrUiaRaiseNotificationEvent)(IRawElementProviderSimple *, NotificationKind, NotificationProcessing, BSTR, BSTR); 91 typedef BOOL (WINAPI *PtrUiaClientsAreListening)(); 92 PtrUiaReturnRawElementProvider m_pUiaReturnRawElementProvider = nullptr; 93 PtrUiaHostProviderFromHwnd m_pUiaHostProviderFromHwnd = nullptr; 94 PtrUiaRaiseAutomationPropertyChangedEvent m_pUiaRaiseAutomationPropertyChangedEvent = nullptr; 95 PtrUiaRaiseAutomationEvent m_pUiaRaiseAutomationEvent = nullptr; 96 PtrUiaRaiseNotificationEvent m_pUiaRaiseNotificationEvent = nullptr; 97 PtrUiaClientsAreListening m_pUiaClientsAreListening = nullptr; 98 }; 99 100 QT_END_NAMESPACE 101 102 #endif //QWINDOWSUIAWRAPPER_H 103 104