src/jabber_whiteboard/node-tracker-event-tracker.h

   1 /**
   2  * Tracks node add/remove events to an XMLNodeTracker, and eliminates cases such as
   3  * consecutive add/remove.
   4  *
   5  * Authors:
   6  * David Yip <yipdw@rose-hulman.edu>
   7  *
   8  * Copyright (c) 2005 Authors
   9  *
  10  * Released under GNU GPL, read the file 'COPYING' for more information
  11  */
  12
  13 #ifndef __WHITEBOARD_NODE_TRACKER_EVENT_TRACKER_H__
  14 #define __WHITEBOARD_NODE_TRACKER_EVENT_TRACKER_H__
  15
  16 #include <map>
  17
  18 #include "jabber_whiteboard/typedefs.h"
  19
  20 namespace Inkscape {
  21
  22 namespace Whiteboard {
  23
  24 typedef std::pair< XML::Node*, std::string > NodeKeyPair;
  25 typedef std::map< XML::Node*, NodeTrackerAction > NodeActionMap;
  26
  27 class NodeTrackerEventTracker {
  28 public:
  29         NodeTrackerEventTracker() { }
  30         ~NodeTrackerEventTracker() { }
  31         bool tryToTrack(XML::Node* node, NodeTrackerAction action);
  32
  33         NodeTrackerAction getAction(XML::Node const* node)
  34         {
  35                 NodeActionMap::iterator i = this->_actions.find(const_cast< XML::Node* >(node));
  36                 if (i != this->_actions.end()) {
  37                         return i->second;
  38                 } else {
  39                         return NODE_UNKNOWN;
  40                 }
  41         }
  42
  43         void clear()
  44         {
  45                 this->_actions.clear();
  46         }
  47 private:
  48         NodeActionMap _actions;
  49 };
  50
  51 }
  52
  53 }
  54
  55 #endif
  56
  57 /*
  58   Local Variables:
  59   mode:c++
  60   c-file-style:"stroustrup"
  61   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
  62   indent-tabs-mode:nil
  63   fill-column:99
  64   End:
  65 */
  66 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :