src/hbwidgets/sliders/hbprogresssliderhandle_p.h
changeset 0 16d8024aca5e
child 1 f7ac710697a9
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hbwidgets/sliders/hbprogresssliderhandle_p.h	Mon Apr 19 14:02:13 2010 +0300
@@ -0,0 +1,114 @@
+/****************************************************************************
+**
+** 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 HBPROGRESSSLIDERHANDLE_P_H
+#define HBPROGRESSSLIDERHANDLE_P_H
+
+#include "hbnamespace_p.h"
+#include "hbstyleoptionprogressbar.h"
+#include <hbwidget.h>
+#include <hbprogressslider.h>
+
+class HbHandleParent
+{
+public:
+    virtual HbStyle* style() const = 0;
+    virtual void emitSliderPressed() = 0;
+    virtual void emitSliderMoved(int vlaue) = 0;
+    virtual void emitSliderReleased() = 0;
+    virtual QRectF boundingRect() const = 0;
+    virtual QGraphicsItem* parentGraphicsItem() const = 0;
+    virtual HbWidget* parentGraphicsWidget() const = 0;
+
+    virtual ~HbHandleParent(){};
+    virtual int progressValue()const = 0;
+    virtual int maximum() const = 0;
+    virtual int minimum() const = 0;
+    virtual bool invertedAppearance() const = 0;
+    virtual QString toolTipText() const= 0;
+    virtual Qt::Alignment textAlignment() const = 0;
+    virtual bool textVisible()const = 0;    
+    virtual Qt::Orientation orientation() = 0;
+};
+
+class HbProgressSliderHandle : public HbWidget
+{
+     Q_OBJECT
+
+public:
+    enum StateFlag{
+        TextVisible   = 0x01,
+        MousePressed  = 0x02,
+        HandleMoving  = 0x04,
+        UserItem      = 0x08,
+        MouseMove     = 0x10
+    };
+
+    Q_DECLARE_FLAGS(StateFlags, StateFlag)
+
+    explicit HbProgressSliderHandle(HbHandleParent *parent);
+    virtual ~HbProgressSliderHandle();
+
+    int pointToValue(QPointF point) const ;
+    QPointF valueToHandlePos(int value) const;
+    enum { Type = HbPrivate::ItemType_ProgressSliderHandle };
+    int type() const { return Type; }
+    void setThumbIcon(const HbIcon &icon);
+    HbIcon thumbIcon() const;
+    void handleTrackRelease(QGraphicsSceneMouseEvent * event);
+    void handleTrackPress(QGraphicsSceneMouseEvent * event);
+    QVariant processItemChange(const QVariant &value);
+    void setHandlePosForValue(int progressValue);
+    QPointF normalizedPos(const QPointF&  pos,bool inverted) const;
+    bool isHandlePressed() const;
+    bool isHandleMoving() const;
+    //HbProgressSlider::HandleState mHandleState;
+    HbProgressSlider::SliderState mSliderState;
+
+public slots:
+    void updatePrimitives();
+
+protected:
+    virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
+    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+    virtual void mouseMoveEvent ( QGraphicsSceneMouseEvent * event );
+
+private:
+    StateFlags mFlags;
+    HbHandleParent *q;
+    QPointF mMousePressPos;
+    QPointF mItemPosAtPress;
+    QPointF mItemCurPos;
+    QSizeF mHandleSize;
+    QGraphicsItem *mHandleItem; 
+    QGraphicsItem *mHandleIconItem; 
+    QGraphicsItem *mTouchItem;
+    HbIcon mThumbIcon;
+    uint mPlayThumb : 1;
+    uint mThumbEnabled;
+};
+
+#endif  //HBPROGRESSSLIDERHANDLE_P_H
+