src/apps/webpositive/tabview/TabView.h

   1 /*
   2  * Copyright (C) 2010 Stephan Aßmus <superstippi@gmx.de>
   3  *
   4  * All rights reserved. Distributed under the terms of the MIT License.
   5  */
   6 #ifndef TAB_VIEW_H
   7 #define TAB_VIEW_H
   8
   9 #include <AbstractLayoutItem.h>
  10 #include <Rect.h>
  11 #include <String.h>
  12
  13
  14 class BMessage;
  15 class BView;
  16 class TabContainerView;
  17 class TabLayoutItem;
  18
  19
  20 class TabView {
  21 public:
  22                                                                 TabView();
  23         virtual                                         ~TabView();
  24
  25         virtual BSize                           MinSize();
  26         virtual BSize                           PreferredSize();
  27         virtual BSize                           MaxSize();
  28
  29                         void                            Draw(BRect updateRect);
  30         virtual void                            DrawBackground(BView* owner, BRect frame,
  31                                                                         const BRect& updateRect, bool isFirst,
  32                                                                         bool isLast, bool isFront);
  33         virtual void                            DrawContents(BView* owner, BRect frame,
  34                                                                         const BRect& updateRect, bool isFirst,
  35                                                                         bool isLast, bool isFront);
  36
  37         virtual void                            MouseDown(BPoint where, uint32 buttons);
  38         virtual void                            MouseUp(BPoint where);
  39         virtual void                            MouseMoved(BPoint where, uint32 transit,
  40                                                                         const BMessage* dragMessage);
  41
  42                         void                            SetIsFront(bool isFront);
  43                         bool                            IsFront() const;
  44                         void                            SetIsLast(bool isLast);
  45         virtual void                            Update(bool isFirst, bool isLast,
  46                                                                         bool isFront);
  47
  48                         BLayoutItem*            LayoutItem() const;
  49                         void                            SetContainerView(
  50                                                                         TabContainerView* containerView);
  51                         TabContainerView*       ContainerView() const;
  52
  53                         void                            SetLabel(const char* label);
  54                         const BString&          Label() const;
  55
  56                         BRect                           Frame() const;
  57
  58 private:
  59                         float                           _LabelHeight() const;
  60
  61 private:
  62                         TabContainerView*       fContainerView;
  63                         TabLayoutItem*          fLayoutItem;
  64
  65                         BString                         fLabel;
  66
  67                         bool                            fIsFirst;
  68                         bool                            fIsLast;
  69                         bool                            fIsFront;
  70 };
  71
  72
  73 class TabLayoutItem : public BAbstractLayoutItem {
  74 public:
  75                                                                 TabLayoutItem(TabView* parent);
  76
  77         virtual bool                            IsVisible();
  78         virtual void                            SetVisible(bool visible);
  79
  80         virtual BRect                           Frame();
  81         virtual void                            SetFrame(BRect frame);
  82
  83         virtual BView*                          View();
  84
  85         virtual BSize                           BaseMinSize();
  86         virtual BSize                           BaseMaxSize();
  87         virtual BSize                           BasePreferredSize();
  88         virtual BAlignment                      BaseAlignment();
  89
  90                         TabView*                        Parent() const;
  91                         void                            InvalidateContainer();
  92                         void                            InvalidateContainer(BRect frame);
  93 private:
  94                         TabView*                        fParent;
  95                         BRect                           fFrame;
  96                         bool                            fVisible;
  97 };
  98
  99
 100
 101 #endif // TAB_VIEW_H