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#include "qaccessible2.h"

#include "qapplication.h"

#include "qclipboard.h"

#ifndef QT_NO_ACCESSIBILITY

QT_BEGIN_NAMESPACE

/*!

    \namespace QAccessible2

    \ingroup accessibility

    \internal

    \preliminary

    \brief The QAccessible2 namespace defines constants relating to

    IAccessible2-based interfaces

    \link http://www.linux-foundation.org/en/Accessibility/IAccessible2 IAccessible2 Specification \endlink

*/

/*!

    \class QAccessibleTextInterface

    \ingroup accessibility

    \internal

    \preliminary

    \brief The QAccessibleTextInterface class implements support for

    the IAccessibleText interface.

    \link http://www.linux-foundation.org/en/Accessibility/IAccessible2 IAccessible2 Specification \endlink

*/

/*!

    \class QAccessibleEditableTextInterface

    \ingroup accessibility

    \internal

    \preliminary

    \brief The QAccessibleEditableTextInterface class implements support for

    the IAccessibleEditableText interface.

    \link http://www.linux-foundation.org/en/Accessibility/IAccessible2 IAccessible2 Specification \endlink

*/

/*!

    \class QAccessibleSimpleEditableTextInterface

    \ingroup accessibility

    \internal

    \preliminary

    \brief The QAccessibleSimpleEditableTextInterface class is a convenience class for

    text-based widgets.

    \link http://www.linux-foundation.org/en/Accessibility/IAccessible2 IAccessible2 Specification \endlink

*/

/*!

    \class QAccessibleValueInterface

    \ingroup accessibility

    \internal

    \preliminary

    \brief The QAccessibleValueInterface class implements support for

    the IAccessibleValue interface.

    \link http://www.linux-foundation.org/en/Accessibility/IAccessible2 IAccessible2 Specification \endlink

*/

/*!

    \class QAccessibleActionInterface

    \ingroup accessibility

    \internal

    \preliminary

    \brief The QAccessibleActionInterface class implements support for

    the IAccessibleAction interface.

    \link http://www.linux-foundation.org/en/Accessibility/IAccessible2 IAccessible2 Specification \endlink

*/

QAccessibleSimpleEditableTextInterface::QAccessibleSimpleEditableTextInterface(

                QAccessibleInterface *accessibleInterface)

    : iface(accessibleInterface)

{

    Q_ASSERT(iface);

}

#ifndef QT_NO_CLIPBOARD

static QString textForRange(QAccessibleInterface *iface, int startOffset, int endOffset)

{

    return iface->text(QAccessible::Value, 0).mid(startOffset, endOffset - startOffset);

}

#endif

void QAccessibleSimpleEditableTextInterface::copyText(int startOffset, int endOffset)

{

#ifdef QT_NO_CLIPBOARD

    Q_UNUSED(startOffset);

    Q_UNUSED(endOffset);

#else

    QApplication::clipboard()->setText(textForRange(iface, startOffset, endOffset));

#endif

}

void QAccessibleSimpleEditableTextInterface::deleteText(int startOffset, int endOffset)

{

    QString txt = iface->text(QAccessible::Value, 0);

    txt.remove(startOffset, endOffset - startOffset);

    iface->setText(QAccessible::Value, 0, txt);

}

void QAccessibleSimpleEditableTextInterface::insertText(int offset, const QString &text)

{

    QString txt = iface->text(QAccessible::Value, 0);

    txt.insert(offset, text);

    iface->setText(QAccessible::Value, 0, txt);

}

void QAccessibleSimpleEditableTextInterface::cutText(int startOffset, int endOffset)

{

#ifdef QT_NO_CLIPBOARD

    Q_UNUSED(startOffset);

    Q_UNUSED(endOffset);

#else

    QString sub = textForRange(iface, startOffset, endOffset);

    deleteText(startOffset, endOffset);

    QApplication::clipboard()->setText(sub);

#endif

}

void QAccessibleSimpleEditableTextInterface::pasteText(int offset)

{

#ifdef QT_NO_CLIPBOARD

    Q_UNUSED(offset);

#else

    QString txt = iface->text(QAccessible::Value, 0);

    txt.insert(offset, QApplication::clipboard()->text());

    iface->setText(QAccessible::Value, 0, txt);

#endif

}

void QAccessibleSimpleEditableTextInterface::replaceText(int startOffset, int endOffset, const QString &text)

{

    QString txt = iface->text(QAccessible::Value, 0);

    txt.replace(startOffset, endOffset - startOffset, text);

    iface->setText(QAccessible::Value, 0, txt);

}

QT_END_NAMESPACE

#endif // QT_NO_ACCESSIBILITY