1 files changed, 190 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/uiautomation/qwindowsuiarangevalueprovider.cpp b/src/plugins/platforms/windows/uiautomation/qwindowsuiarangevalueprovider.cpp
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index 0000000000..0cd09c3f0a
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+++ b/src/plugins/platforms/windows/uiautomation/qwindowsuiarangevalueprovider.cpp
@@ -0,0 +1,190 @@
+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtCore/QtConfig>
+#ifndef QT_NO_ACCESSIBILITY
+
+#include "qwindowsuiarangevalueprovider.h"
+#include "qwindowsuiautils.h"
+#include "qwindowscontext.h"
+
+#include <QtGui/QAccessible>
+#include <QtGui/QAccessibleInterface>
+#include <QtCore/QDebug>
+#include <QtCore/QString>
+
+QT_BEGIN_NAMESPACE
+
+using namespace QWindowsUiAutomation;
+
+
+QWindowsUiaRangeValueProvider::QWindowsUiaRangeValueProvider(QAccessible::Id id) :
+    QWindowsUiaBaseProvider(id)
+{
+}
+
+QWindowsUiaRangeValueProvider::~QWindowsUiaRangeValueProvider()
+{
+}
+
+HRESULT STDMETHODCALLTYPE QWindowsUiaRangeValueProvider::SetValue(double val)
+{
+    qCDebug(lcQpaUiAutomation) << __FUNCTION__;
+
+    QAccessibleInterface *accessible = accessibleInterface();
+    if (!accessible)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    QAccessibleValueInterface *valueInterface = accessible->valueInterface();
+    if (!valueInterface)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    double minimum = valueInterface->minimumValue().toDouble();
+    double maximum = valueInterface->maximumValue().toDouble();
+    if ((val < minimum) || (val > maximum))
+        return E_INVALIDARG;
+
+    valueInterface->setCurrentValue(QVariant(val));
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE QWindowsUiaRangeValueProvider::get_Value(double *pRetVal)
+{
+    qCDebug(lcQpaUiAutomation) << __FUNCTION__;
+
+    if (!pRetVal)
+        return E_INVALIDARG;
+
+    QAccessibleInterface *accessible = accessibleInterface();
+    if (!accessible)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    QAccessibleValueInterface *valueInterface = accessible->valueInterface();
+    if (!valueInterface)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    QVariant varValue = valueInterface->currentValue();
+    *pRetVal = varValue.toDouble();
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE QWindowsUiaRangeValueProvider::get_IsReadOnly(BOOL *pRetVal)
+{
+    qCDebug(lcQpaUiAutomation) << __FUNCTION__;
+
+    if (!pRetVal)
+        return E_INVALIDARG;
+
+    QAccessibleInterface *accessible = accessibleInterface();
+    if (!accessible)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    *pRetVal = accessible->state().readOnly;
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE QWindowsUiaRangeValueProvider::get_Maximum(double *pRetVal)
+{
+    qCDebug(lcQpaUiAutomation) << __FUNCTION__;
+
+    if (!pRetVal)
+        return E_INVALIDARG;
+
+    QAccessibleInterface *accessible = accessibleInterface();
+    if (!accessible)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    QAccessibleValueInterface *valueInterface = accessible->valueInterface();
+    if (!valueInterface)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    QVariant varValue = valueInterface->maximumValue();
+    *pRetVal = varValue.toDouble();
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE QWindowsUiaRangeValueProvider::get_Minimum(double *pRetVal)
+{
+    qCDebug(lcQpaUiAutomation) << __FUNCTION__;
+
+    if (!pRetVal)
+        return E_INVALIDARG;
+
+    QAccessibleInterface *accessible = accessibleInterface();
+    if (!accessible)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    QAccessibleValueInterface *valueInterface = accessible->valueInterface();
+    if (!valueInterface)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    QVariant varValue = valueInterface->minimumValue();
+    *pRetVal = varValue.toDouble();
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE QWindowsUiaRangeValueProvider::get_LargeChange(double *pRetVal)
+{
+    qCDebug(lcQpaUiAutomation) << __FUNCTION__;
+    return get_SmallChange(pRetVal);
+}
+
+HRESULT STDMETHODCALLTYPE QWindowsUiaRangeValueProvider::get_SmallChange(double *pRetVal)
+{
+    qCDebug(lcQpaUiAutomation) << __FUNCTION__;
+
+    if (!pRetVal)
+        return E_INVALIDARG;
+
+    QAccessibleInterface *accessible = accessibleInterface();
+    if (!accessible)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    QAccessibleValueInterface *valueInterface = accessible->valueInterface();
+    if (!valueInterface)
+        return UIA_E_ELEMENTNOTAVAILABLE;
+
+    QVariant varValue = valueInterface->minimumStepSize();
+    *pRetVal = varValue.toDouble();
+    return S_OK;
+}
+
+QT_END_NAMESPACE
+
+#endif // QT_NO_ACCESSIBILITY