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 plugins 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 QWINDOWSUIATEXTPROVIDER_H
41 #define QWINDOWSUIATEXTPROVIDER_H
42 
43 #include <QtGui/qtguiglobal.h>
44 #if QT_CONFIG(accessibility)
45 
46 #include "qwindowsuiabaseprovider.h"
47 #include "qwindowsuiatextrangeprovider.h"
48 
49 QT_BEGIN_NAMESPACE
50 
51 // Implements the Text control pattern provider. Used for text controls.
52 class QWindowsUiaTextProvider : public QWindowsUiaBaseProvider,
53                                 public QWindowsComBase<ITextProvider2>
54 {
55     Q_DISABLE_COPY_MOVE(QWindowsUiaTextProvider)
56 public:
57     explicit QWindowsUiaTextProvider(QAccessible::Id id);
58     ~QWindowsUiaTextProvider();
59 
60     // IUnknown overrides
61     HRESULT STDMETHODCALLTYPE QueryInterface(REFIID id, LPVOID *iface) override;
62 
63     // ITextProvider
64     HRESULT STDMETHODCALLTYPE GetSelection(SAFEARRAY **pRetVal) override;
65     HRESULT STDMETHODCALLTYPE GetVisibleRanges(SAFEARRAY **pRetVal) override;
66     HRESULT STDMETHODCALLTYPE RangeFromChild(IRawElementProviderSimple *childElement, ITextRangeProvider **pRetVal) override;
67     HRESULT STDMETHODCALLTYPE RangeFromPoint(UiaPoint point, ITextRangeProvider **pRetVal) override;
68     HRESULT STDMETHODCALLTYPE get_DocumentRange(ITextRangeProvider **pRetVal) override;
69     HRESULT STDMETHODCALLTYPE get_SupportedTextSelection(SupportedTextSelection *pRetVal) override;
70 
71     // ITextProvider2
72     HRESULT STDMETHODCALLTYPE RangeFromAnnotation(IRawElementProviderSimple *annotationElement, ITextRangeProvider **pRetVal) override;
73     HRESULT STDMETHODCALLTYPE GetCaretRange(BOOL *isActive, ITextRangeProvider **pRetVal) override;
74 };
75 
76 QT_END_NAMESPACE
77 
78 #endif // QT_CONFIG(accessibility)
79 
80 #endif // QWINDOWSUIATEXTPROVIDER_H
81