interface/wx/propgrid/propgridpagestate.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        property.h
   3 // Purpose:     interface of wxPGProperty
   4 // Author:      wxWidgets team
   5 // RCS-ID:      $Id$
   6 // Licence:     wxWindows license
   7 /////////////////////////////////////////////////////////////////////////////
   8
   9
  10 /** @section propgrid_hittestresult wxPropertyGridHitTestResult
  11
  12     A return value from wxPropertyGrid::HitTest(),
  13     contains all you need to know about an arbitrary location on the grid.
  14 */
  15 struct wxPropertyGridHitTestResult
  16 {
  17 public:
  18
  19     wxPGProperty* GetProperty() const { return property; }
  20
  21     /** Column. -1 for margin. */
  22     int             column;
  23
  24     /** Index of splitter hit, -1 for none. */
  25     int             splitter;
  26
  27     /** If splitter hit, offset to that */
  28     int             splitterHitOffset;
  29
  30 private:
  31     /** Property. NULL if empty space below properties was hit */
  32     wxPGProperty*   property;
  33 };
  34
  35 // -----------------------------------------------------------------------
  36
  37 #define wxPG_IT_CHILDREN(A)         (A<<16)
  38
  39 /** @section propgrid_iterator_flags wxPropertyGridIterator Flags
  40     @{
  41
  42     NOTES: At lower 16-bits, there are flags to check if item will be included. At higher
  43       16-bits, there are same flags, but to instead check if children will be included.
  44 */
  45
  46 enum wxPG_ITERATOR_FLAGS
  47 {
  48
  49 /** Iterate through 'normal' property items (does not include children of aggregate or hidden items by default).
  50 */
  51 wxPG_ITERATE_PROPERTIES             = (wxPG_PROP_PROPERTY|wxPG_PROP_MISC_PARENT|wxPG_PROP_AGGREGATE| \
  52                                        wxPG_PROP_COLLAPSED|((wxPG_PROP_MISC_PARENT|wxPG_PROP_CATEGORY)<<16)),
  53
  54 /** Iterate children of collapsed parents, and individual items that are hidden.
  55 */
  56 wxPG_ITERATE_HIDDEN                 = (wxPG_PROP_HIDDEN|wxPG_IT_CHILDREN(wxPG_PROP_COLLAPSED)),
  57
  58 /** Iterate children of parent that is an aggregate property (ie. has fixed children).
  59 */
  60 wxPG_ITERATE_FIXED_CHILDREN         = (wxPG_IT_CHILDREN(wxPG_PROP_AGGREGATE)|wxPG_ITERATE_PROPERTIES),
  61
  62 /** Iterate categories. Note that even without this flag, children of categories
  63     are still iterated through.
  64 */
  65 wxPG_ITERATE_CATEGORIES             = (wxPG_PROP_CATEGORY|wxPG_IT_CHILDREN(wxPG_PROP_CATEGORY)|wxPG_PROP_COLLAPSED),
  66
  67 wxPG_ITERATE_ALL_PARENTS            = (wxPG_PROP_MISC_PARENT|wxPG_PROP_AGGREGATE|wxPG_PROP_CATEGORY),
  68
  69 wxPG_ITERATE_ALL_PARENTS_RECURSIVELY        = (wxPG_ITERATE_ALL_PARENTS|wxPG_IT_CHILDREN(wxPG_ITERATE_ALL_PARENTS)),
  70
  71 wxPG_ITERATOR_FLAGS_ALL             = (wxPG_PROP_PROPERTY|wxPG_PROP_MISC_PARENT|wxPG_PROP_AGGREGATE| \
  72                                       wxPG_PROP_HIDDEN|wxPG_PROP_CATEGORY|wxPG_PROP_COLLAPSED),
  73
  74 wxPG_ITERATOR_MASK_OP_ITEM          = wxPG_ITERATOR_FLAGS_ALL,
  75
  76 wxPG_ITERATOR_MASK_OP_PARENT        = wxPG_ITERATOR_FLAGS_ALL,  // (wxPG_PROP_MISC_PARENT|wxPG_PROP_AGGREGATE|wxPG_PROP_CATEGORY)
  77
  78 /** Combines all flags needed to iterate through visible properties
  79     (ie. hidden properties and children of collapsed parents are skipped).
  80 */
  81 wxPG_ITERATE_VISIBLE                = (wxPG_ITERATE_PROPERTIES|wxPG_PROP_CATEGORY|wxPG_IT_CHILDREN(wxPG_PROP_AGGREGATE)),
  82
  83 /** Iterate all items.
  84 */
  85 wxPG_ITERATE_ALL                    = (wxPG_ITERATE_VISIBLE|wxPG_ITERATE_HIDDEN),
  86
  87 /** Iterate through individual properties (ie. categories and children of
  88     aggregate properties are skipped).
  89 */
  90 wxPG_ITERATE_NORMAL                 = (wxPG_ITERATE_PROPERTIES|wxPG_ITERATE_HIDDEN),
  91
  92 /** Default iterator flags.
  93 */
  94 wxPG_ITERATE_DEFAULT                = wxPG_ITERATE_NORMAL
  95
  96 };
  97
  98 /** @}
  99 */
 100
 101
 102 /** @section propgrid_iterator_class wxPropertyGridIterator
 103
 104     Preferable way to iterate through contents of wxPropertyGrid,
 105     wxPropertyGridManager, and wxPropertyGridPage.
 106
 107     See wxPropertyGridInterface::GetIterator() for more information about usage.
 108
 109     @library{wxpropgrid}
 110     @category{propgrid}
 111 */
 112 class wxPropertyGridIterator : public wxPropertyGridIteratorBase
 113 {
 114 public:
 115
 116     void Assign( const wxPropertyGridIteratorBase& it );
 117
 118     bool AtEnd() const { return m_property == NULL; }
 119
 120     /** Get current property.
 121     */
 122     wxPGProperty* GetProperty() const { return m_property; }
 123
 124     /** Iterate to the next property.
 125     */
 126     void Next( bool iterateChildren = true );
 127
 128     /** Iterate to the previous property.
 129     */
 130     void Prev();
 131
 132 protected:
 133 };
 134
 135 // -----------------------------------------------------------------------
 136
 137 /** @section propgrid_viterator_class wxPGVIterator
 138
 139     Abstract implementation of a simple iterator. Can only be used
 140     to iterate in forward order, and only through the entire container.
 141     Used to have functions dealing with all properties work with both
 142     wxPropertyGrid and wxPropertyGridManager.
 143 */
 144 class wxPGVIterator
 145 {
 146 public:
 147     wxPGVIterator() { m_pIt = NULL; }
 148     wxPGVIterator( wxPGVIteratorBase* obj ) { m_pIt = obj; }
 149     ~wxPGVIterator() { UnRef(); }
 150     void UnRef() { if (m_pIt) m_pIt->DecRef(); }
 151     wxPGVIterator( const wxPGVIterator& it )
 152     {
 153         m_pIt = it.m_pIt;
 154         m_pIt->IncRef();
 155     }
 156     const wxPGVIterator& operator=( const wxPGVIterator& it )
 157     {
 158         UnRef();
 159         m_pIt = it.m_pIt;
 160         m_pIt->IncRef();
 161         return *this;
 162     }
 163     void Next() { m_pIt->Next(); }
 164     bool AtEnd() const { return m_pIt->m_it.AtEnd(); }
 165     wxPGProperty* GetProperty() const { return m_pIt->m_it.GetProperty(); }
 166 protected:
 167     wxPGVIteratorBase*  m_pIt;
 168 };
 169
 170