src/hbwidgets/sliders/hbabstractslidercontrol_p.h
changeset 0 16d8024aca5e
child 23 e6ad4ef83b23
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hbwidgets/sliders/hbabstractslidercontrol_p.h	Mon Apr 19 14:02:13 2010 +0300
@@ -0,0 +1,93 @@
+/****************************************************************************
+**
+** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (developer.feedback@nokia.com)
+**
+** This file is part of the HbWidgets module of the UI Extensions for Mobile.
+**
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this file.
+** Please review the following information to ensure the GNU Lesser General
+** Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at developer.feedback@nokia.com.
+**
+****************************************************************************/
+
+#ifndef HBABSTRACTSLIDERCONTROL_P_H
+#define HBABSTRACTSLIDERCONTROL_P_H
+
+#include "hbabstractslidercontrol.h"
+#include "hbwidget_p.h"
+#include <QStyle>
+#include <QBasicTimer>
+#include <QApplication>
+
+class HbAbstractSliderControlPrivate : public HbWidgetPrivate
+{
+    Q_DECLARE_PUBLIC(HbAbstractSliderControl)
+
+public:
+    HbAbstractSliderControlPrivate();
+    ~HbAbstractSliderControlPrivate();
+
+    void setSteps(int single, int page);
+    inline int bound(int val) const { return qMax(minimum, qMin(maximum, val)); }
+
+    inline int overflowSafeAdd(int add) const
+    {
+        int newValue = value + add;
+        if (add > 0 && newValue < value)
+            newValue = maximum;
+        else if (add < 0 && newValue > value)
+            newValue = minimum;
+        return newValue;
+    }
+
+    inline void adjustSliderPosition(int step)
+    {
+        Q_Q(HbAbstractSliderControl);
+        // NOTE: the widget parameter is not used by
+        // QStyle::styleHint(QStyle::SH_Slider_StopMouseOverSlider)
+		if (qApp->style()->styleHint(QStyle::SH_Slider_StopMouseOverSlider, 0, 0)) {
+            if (qAbs(position - pressValue) < step) {
+                repeatAction = HbAbstractSliderControl::SliderNoAction;
+                q->setSliderPosition(pressValue);
+                return;
+            }
+        }
+        q->triggerAction(repeatAction);
+    }
+    //data member
+    int minimum;
+    int maximum;
+    int singleStep;
+    int pageStep;
+    int value;
+    int position;
+    int pressValue;
+    uint tracking : 1;
+    uint blocktracking :1;
+    uint pressed : 1;
+    uint invertedAppearance : 1;
+    uint invertedControls : 1;
+    Qt::Orientation orientation;
+
+    QBasicTimer repeatActionTimer;
+    int repeatActionTime;
+    HbAbstractSliderControl::SliderAction repeatAction;
+
+    int origValue;
+
+};
+
+#endif // HBABSTRACTSLIDERCONTROL_P_H