// Created: 08/08/98
// RCS-ID: $Id$
// Copyright: (c) Denis Pershin
-// Licence: wxWindows license
+// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_TREECTRL_H_
#endif
#include "wx/textctrl.h"
-#include "wx/control.h"
-#include "wx/event.h"
#include "wx/imaglist.h"
#include <gtk/gtk.h>
// is this item currently selected (the same as has focus)?
bool IsSelected(const wxTreeItemId& item) const;
+ // number of children
+ // ------------------
+
+ // if 'recursively' is FALSE, only immediate children count, otherwise
+ // the returned number is the number of all items in this branch
+ size_t GetChildrenCount(const wxTreeItemId& item, bool recursively = TRUE);
+
// navigation
// ----------
// get the first child of this item
wxTreeItemId GetFirstChild(const wxTreeItemId& item, long& cookie) const;
- // get the next child
+ // get the next child (after GetFirstChild or GetNextChild)
wxTreeItemId GetNextChild(const wxTreeItemId& item, long& cookie) const;
+ // get the last child of this item - this method doesn't use cookies
+ wxTreeItemId GetLastChild(const wxTreeItemId& item) const;
// get the next sibling of this item
wxTreeItemId GetNextSibling(const wxTreeItemId& item) const;
DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
};
-// ----------------------------------------------------------------------------
-// wxTreeEvent is a special class for all events associated with tree controls
-//
-// NB: note that not all accessors make sense for all events, see the event
-// descriptions below
-// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxTreeEvent : public wxCommandEvent
-{
-friend wxTreeCtrl;
-public:
- wxTreeEvent(wxEventType commandType = wxEVT_NULL, int id = 0);
-
- // accessors
- // get the item on which the operation was performed or the newly
- // selected item for wxEVT_COMMAND_TREE_SEL_CHANGED/ING events
- wxTreeItemId GetItem() const { return m_item; }
-
- // for wxEVT_COMMAND_TREE_SEL_CHANGED/ING events, get the previously
- // selected item
- wxTreeItemId GetOldItem() const { return m_itemOld; }
-
- // the point where the mouse was when the drag operation started (for
- // wxEVT_COMMAND_TREE_BEGIN_(R)DRAG events only)
- wxPoint GetPoint() const { return m_pointDrag; }
-
- // keyboard code (for wxEVT_COMMAND_TREE_KEY_DOWN only)
- int GetCode() const { return m_code; }
-
- // set return code for wxEVT_COMMAND_TREE_ITEM_{EXPAND|COLLAPS}ING events
- // call this to forbid the change in item status
- void Veto() { m_code = TRUE; }
-
-private:
- // @@ we could save some space by using union here
- int m_code;
- wxTreeItemId m_item,
- m_itemOld;
- wxPoint m_pointDrag;
-
- DECLARE_DYNAMIC_CLASS(wxTreeEvent)
-};
-
-typedef void (wxEvtHandler::*wxTreeEventFunction)(wxTreeEvent&);
-
-// ----------------------------------------------------------------------------
-// macros for handling tree control events
-// ----------------------------------------------------------------------------
-
-// GetItem() returns the item being dragged, GetPoint() the mouse coords
-#define EVT_TREE_BEGIN_DRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_BEGIN_RDRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-
-// GetItem() returns the itme whose label is being edited
-#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_END_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-
-// provide/update information about GetItem() item
-#define EVT_TREE_GET_INFO(id, fn) { wxEVT_COMMAND_TREE_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_SET_INFO(id, fn) { wxEVT_COMMAND_TREE_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-
-// GetItem() is the item being expanded/collapsed, the "ING" versions can use
-#define EVT_TREE_ITEM_EXPANDED(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_ITEM_EXPANDING(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_ITEM_COLLAPSED(id, fn) { wxEVT_COMMAND_TREE_ITEM_COLLAPSED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_ITEM_COLLAPSING(id, fn) { wxEVT_COMMAND_TREE_ITEM_COLLAPSING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
-
-// GetOldItem() is the item which had the selection previously, GetItem() is
-// the item which acquires selection
-#define EVT_TREE_SEL_CHANGED(id, fn) { wxEVT_COMMAND_TREE_SEL_CHANGED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
-#define EVT_TREE_SEL_CHANGING(id, fn) { wxEVT_COMMAND_TREE_SEL_CHANGING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
-
-// GetCode() returns the key code
-// NB: this is the only message for which GetItem() is invalid (you may get the
-// item from GetSelection())
-#define EVT_TREE_KEY_DOWN(id, fn) { wxEVT_COMMAND_TREE_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
-
-// GetItem() returns the item being deleted, the associated data (if any) will
-// be deleted just after the return of this event handler (if any)
-#define EVT_TREE_DELETE_ITEM(id, fn) { wxEVT_COMMAND_TREE_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-
#endif
// _WX_TREECTRL_H_
projects / wxWidgets.git / blobdiff