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// Copyright (C) 2017 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
#ifndef QWINDOWSUIATEXTRANGEPROVIDER_H
#define QWINDOWSUIATEXTRANGEPROVIDER_H
#include <QtGui/qtguiglobal.h>
#if QT_CONFIG(accessibility)
#include "qwindowsuiabaseprovider.h"
QT_BEGIN_NAMESPACE
// Implements the Text Range control pattern provider. Used for text controls.
class QWindowsUiaTextRangeProvider : public QWindowsUiaBaseProvider,
public QComObject<ITextRangeProvider>
{
Q_DISABLE_COPY_MOVE(QWindowsUiaTextRangeProvider)
public:
explicit QWindowsUiaTextRangeProvider(QAccessible::Id id, int startOffset, int endOffset);
virtual ~QWindowsUiaTextRangeProvider();
// ITextRangeProvider
HRESULT STDMETHODCALLTYPE AddToSelection() override;
HRESULT STDMETHODCALLTYPE Clone(ITextRangeProvider **pRetVal) override;
HRESULT STDMETHODCALLTYPE Compare(ITextRangeProvider *range, BOOL *pRetVal) override;
HRESULT STDMETHODCALLTYPE CompareEndpoints(TextPatternRangeEndpoint endpoint, ITextRangeProvider *targetRange, TextPatternRangeEndpoint targetEndpoint, int *pRetVal) override;
HRESULT STDMETHODCALLTYPE ExpandToEnclosingUnit(TextUnit unit) override;
HRESULT STDMETHODCALLTYPE FindAttribute(TEXTATTRIBUTEID attributeId, VARIANT val, BOOL backward, ITextRangeProvider **pRetVal) override;
HRESULT STDMETHODCALLTYPE FindText(BSTR text, BOOL backward, BOOL ignoreCase, ITextRangeProvider **pRetVal) override;
HRESULT STDMETHODCALLTYPE GetAttributeValue(TEXTATTRIBUTEID attributeId, VARIANT *pRetVal) override;
HRESULT STDMETHODCALLTYPE GetBoundingRectangles(SAFEARRAY **pRetVal) override;
HRESULT STDMETHODCALLTYPE GetChildren(SAFEARRAY **pRetVal) override;
HRESULT STDMETHODCALLTYPE GetEnclosingElement(IRawElementProviderSimple **pRetVal) override;
HRESULT STDMETHODCALLTYPE GetText(int maxLength, BSTR *pRetVal) override;
HRESULT STDMETHODCALLTYPE Move(TextUnit unit, int count, int *pRetVal) override;
HRESULT STDMETHODCALLTYPE MoveEndpointByRange(TextPatternRangeEndpoint endpoint, ITextRangeProvider *targetRange, TextPatternRangeEndpoint targetEndpoint) override;
HRESULT STDMETHODCALLTYPE MoveEndpointByUnit(TextPatternRangeEndpoint endpoint, TextUnit unit, int count, int *pRetVal) override;
HRESULT STDMETHODCALLTYPE RemoveFromSelection() override;
HRESULT STDMETHODCALLTYPE ScrollIntoView(BOOL alignToTop) override;
HRESULT STDMETHODCALLTYPE Select() override;
private:
HRESULT unselect();
QString valueForIA2Attribute(QAccessibleTextInterface *textInterface, const QString &key);
TextDecorationLineStyle uiaLineStyleForIA2LineStyle(const QString &ia2LineStyle);
int m_startOffset;
int m_endOffset;
};
QT_END_NAMESPACE
#endif // QT_CONFIG(accessibility)
#endif // QWINDOWSUIATEXTRANGEPROVIDER_H
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