-// a callback function used for sorting tree items, it should return -1 if the
-// first item precedes the second, +1 if the second precedes the first or 0 if
-// they're equivalent
-class wxTreeItemData;
-
-// ----------------------------------------------------------------------------
-// constants
-// ----------------------------------------------------------------------------
-
-// values for the `flags' parameter of wxTreeCtrl::HitTest() which determine
-// where exactly the specified point is situated:
- // above the client area.
-static const int wxTREE_HITTEST_ABOVE = 0x0001;
- // below the client area.
-static const int wxTREE_HITTEST_BELOW = 0x0002;
- // in the client area but below the last item.
-static const int wxTREE_HITTEST_NOWHERE = 0x0004;
- // on the button associated with an item.
-static const int wxTREE_HITTEST_ONITEMBUTTON = 0x0010;
- // on the bitmap associated with an item.
-static const int wxTREE_HITTEST_ONITEMICON = 0x0020;
- // in the indentation associated with an item.
-static const int wxTREE_HITTEST_ONITEMINDENT = 0x0040;
- // on the label (string) associated with an item.
-static const int wxTREE_HITTEST_ONITEMLABEL = 0x0080;
- // in the area to the right of an item.
-static const int wxTREE_HITTEST_ONITEMRIGHT = 0x0100;
- // on the state icon for a tree view item that is in a user-defined state.
-static const int wxTREE_HITTEST_ONITEMSTATEICON = 0x0200;
- // to the right of the client area.
-static const int wxTREE_HITTEST_TOLEFT = 0x0400;
- // to the left of the client area.
-static const int wxTREE_HITTEST_TORIGHT = 0x0800;
- // anywhere on the item
-static const int wxTREE_HITTEST_ONITEM = wxTREE_HITTEST_ONITEMICON |
- wxTREE_HITTEST_ONITEMLABEL |
- wxTREE_HITTEST_ONITEMSTATEICON;
-
-// NB: all the following flags are for compatbility only and will be removed in the
-// next versions
-
-// flags for deprecated `Expand(int action)'
-enum
-{
- wxTREE_EXPAND_EXPAND,
- wxTREE_EXPAND_COLLAPSE,
- wxTREE_EXPAND_COLLAPSE_RESET,
- wxTREE_EXPAND_TOGGLE
-};
-
-// flags for deprecated InsertItem() variant
-#define wxTREE_INSERT_FIRST 0xFFFF0001
-#define wxTREE_INSERT_LAST 0xFFFF0002
-
-// ----------------------------------------------------------------------------
-// wxTreeItemId identifies an element of the tree. In this implementation, it's
-// just a trivial wrapper around Win32 HTREEITEM. It's opaque for the
-// application.
-// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxTreeItemId
-{
-public:
- // ctors
- // 0 is invalid value for HTREEITEM
- wxTreeItemId() { m_itemId = 0; }
-
- // default copy ctor/assignment operator are ok for us
-
- // accessors
- // is this a valid tree item?
- bool IsOk() const { return m_itemId != 0; }
-
- // conversion to/from either real (system-dependent) tree item id or
- // to "long" which used to be the type for tree item ids in previous
- // versions of wxWindows
-
- // for wxTreeCtrl usage only
- wxTreeItemId(WXHTREEITEM itemId) { m_itemId = (long)itemId; }
- operator WXHTREEITEM() const { return (WXHTREEITEM)m_itemId; }
-
- void operator=(WXHTREEITEM item) { m_itemId = (long) item; }
-
-protected:
- long m_itemId;
-};
-
-WX_DEFINE_ARRAY(wxTreeItemId, wxArrayTreeItemIds);
-
-// ----------------------------------------------------------------------------
-// wxTreeItemData is some (arbitrary) user class associated with some item. The
-// main advantage of having this class (compared to old untyped interface) is
-// that wxTreeItemData's are destroyed automatically by the tree and, as this
-// class has virtual dtor, it means that the memory will be automatically
-// freed. OTOH, we don't just use wxObject instead of wxTreeItemData because
-// the size of this class is critical: in any real application, each tree leaf
-// will have wxTreeItemData associated with it and number of leaves may be
-// quite big.
-//
-// Because the objects of this class are deleted by the tree, they should
-// always be allocated on the heap!
-// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxTreeItemData : private wxTreeItemId
-{
-public:
- // default ctor/copy ctor/assignment operator are ok
-
- // dtor is virtual and all the items are deleted by the tree control when
- // it's deleted, so you normally don't have to care about freeing memory
- // allocated in your wxTreeItemData-derived class
- virtual ~wxTreeItemData() { }
projects / wxWidgets.git / blobdiff