src/tabnavigationwalker.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Contact:
   4  *   Moonlight List (moonlight-list@lists.ximian.com)
   5  *
   6  * Copyright 2009 Novell, Inc. (http://www.novell.com)
   7  *
   8  * See the LICENSE file included with the distribution for details.
   9  */
  10
  11 #ifndef __MOON_TABNAVIGATIONWALKER_H__
  12 #define __MOON_TABNAVIGATIONWALKER_H__
  13
  14 #include "dependencyobject.h"
  15 #include "control.h"
  16
  17 /* @Namespace=None */
  18 class TabNavigationWalker {
  19  public:
  20         /* @GenerateCBinding,GeneratePInvoke */
  21         static bool Focus (UIElement *element, bool forwards);
  22
  23  private:
  24         TabNavigationWalker (UIElement *root, UIElement *current, bool forwards, Types *types);
  25         ~TabNavigationWalker ();
  26
  27         bool forwards;
  28         UIElement *current;
  29         UIElement *root;
  30         GPtrArray *tab_sorted;
  31         Types *types;
  32
  33         bool FocusChild ();
  34         bool ForwardTab () { return forwards; }
  35         bool ReverseTab () { return !forwards; }
  36         bool TabTo (Control *control);
  37         bool WalkChildren (UIElement *root, UIElement *current = NULL);
  38
  39         static KeyboardNavigationMode GetActiveNavigationMode (UIElement *element, Types *types);
  40         static void Sort (GPtrArray *array, Types *types);
  41         static int TabCompare (Control *left, Control *right);
  42         static bool WalkChildren (UIElement *root, UIElement *current, bool forwards, Types *types);
  43 };
  44
  45 #endif /* __MOON_TABNAVIGATIONWALKER_H__ */