headers/libs/alm/Tab.h

   1 /*
   2  * Copyright 2006 - 2010, Haiku, Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef X_TAB_H
   6 #define X_TAB_H
   7
   8
   9 #include <Archivable.h>
  10 #include <Referenceable.h>
  11
  12 #include "Variable.h"
  13
  14
  15 namespace BALM {
  16
  17
  18 class BALMLayout;
  19
  20
  21 class TabBase : public BArchivable {
  22 private:
  23                                                                 TabBase();
  24                                                                 TabBase(BMessage* archive);
  25         virtual                                         ~TabBase();
  26
  27                         friend class BALMLayout;
  28                         friend class XTab;
  29                         friend class YTab;
  30                         struct BALMLayoutList;
  31
  32                         bool                            IsInLayout(BALMLayout* layout);
  33                         bool                            AddedToLayout(BALMLayout* layout);
  34                         void                            LayoutLeaving(BALMLayout* layout);
  35                         bool                            IsSuitableFor(BALMLayout* layout);
  36
  37                         BALMLayoutList*         fLayouts;
  38 };
  39
  40
  41 /**
  42  * Vertical grid line (x-tab).
  43  */
  44 class XTab : public Variable, public TabBase, public BReferenceable {
  45 public:
  46         virtual                                         ~XTab();
  47
  48         static  BArchivable*            Instantiate(BMessage* archive);
  49 protected:
  50         friend  class                           BALMLayout;
  51                                                                 XTab(BALMLayout* layout);
  52
  53 private:
  54                                                                 XTab(BMessage* archive);
  55                         uint32                          _reserved[2];
  56 };
  57
  58
  59 class YTab : public Variable, public TabBase, public BReferenceable {
  60 public:
  61         virtual                                         ~YTab();
  62
  63         static  BArchivable*            Instantiate(BMessage* archive);
  64 protected:
  65         friend  class                           BALMLayout;
  66                                                                 YTab(BALMLayout* layout);
  67 private:
  68                                                                 YTab(BMessage* archive);
  69                         uint32                          _reserved[2];
  70 };
  71
  72
  73 }       // namespace BALM
  74
  75
  76 using BALM::XTab;
  77 using BALM::YTab;
  78
  79 typedef BObjectList<XTab> XTabList;
  80 typedef BObjectList<YTab> YTabList;
  81
  82
  83 #endif  // X_TAB_H