/*
 * Copyright (C) 2010 Stephan Aßmus <superstippi@gmx.de>
 *
 * All rights reserved. Distributed under the terms of the MIT License.
 */
#ifndef TAB_VIEW_H
#define TAB_VIEW_H

#include <AbstractLayoutItem.h>
#include <Rect.h>
#include <String.h>


class BMessage;
class BView;
class TabContainerView;
class TabLayoutItem;


class TabView {
public:
                                                                TabView();
        virtual                                         ~TabView();

        virtual BSize                           MinSize();
        virtual BSize                           PreferredSize();
        virtual BSize                           MaxSize();

                        void                            Draw(BRect updateRect);
        virtual void                            DrawBackground(BView* owner, BRect frame,
                                                                        const BRect& updateRect);
        virtual void                            DrawContents(BView* owner, BRect frame,
                                                                        const BRect& updateRect);

        virtual void                            MouseDown(BPoint where, uint32 buttons);
        virtual void                            MouseUp(BPoint where);
        virtual void                            MouseMoved(BPoint where, uint32 transit,
                                                                        const BMessage* dragMessage);

        virtual void                            Update();

                        BLayoutItem*            LayoutItem() const;

                        void                            SetContainerView(TabContainerView* view);
                        TabContainerView*       ContainerView() const;

                        void                            SetLabel(const char* label);
                        const BString&          Label() const;

                        BRect                           Frame() const;

private:
                        float                           _LabelHeight() const;

private:
                        TabContainerView*       fContainerView;
                        TabLayoutItem*          fLayoutItem;

                        BString                         fLabel;
};


class TabLayoutItem : public BAbstractLayoutItem {
public:
                                                                TabLayoutItem(TabView* parent);

        virtual bool                            IsVisible();
        virtual void                            SetVisible(bool visible);

        virtual BRect                           Frame();
        virtual void                            SetFrame(BRect frame);

        virtual BView*                          View();

        virtual BSize                           BaseMinSize();
        virtual BSize                           BaseMaxSize();
        virtual BSize                           BasePreferredSize();
        virtual BAlignment                      BaseAlignment();

                        TabView*                        Parent() const;
                        void                            InvalidateContainer();
                        void                            InvalidateContainer(BRect frame);
private:
                        TabView*                        fParent;
                        BRect                           fFrame;
                        bool                            fVisible;
};



#endif // TAB_VIEW_H