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Member "bbkeys-0.9.1/src/keytree.hh" (6 Dec 2007, 2651 Bytes) of package /linux/privat/old/bbkeys-0.9.1.tar.gz:


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    1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
    2 // keytree.hh for Epistrophy - a key handler for NETWM/EWMH window managers.
    3 // Copyright (c) 2002 - 2002 Ben Jansens <ben at orodu.net>
    4 //
    5 // Adapted slightly for inclusion in bbkeys by Jason 'vanRijn' Kasper
    6 //
    7 // Permission is hereby granted, free of charge, to any person obtaining a
    8 // copy of this software and associated documentation files (the "Software"),
    9 // to deal in the Software without restriction, including without limitation
   10 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   11 // and/or sell copies of the Software, and to permit persons to whom the
   12 // Software is furnished to do so, subject to the following conditions:
   13 //
   14 // The above copyright notice and this permission notice shall be included in
   15 // all copies or substantial portions of the Software.
   16 //
   17 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   18 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   19 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
   20 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   21 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
   22 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
   23 // DEALINGS IN THE SOFTWARE.
   24 
   25 #ifndef _keytree_hh
   26 #define _keytree_hh
   27 
   28 extern "C" {
   29 #include <X11/Xlib.h>
   30 }
   31 
   32 #include <list>
   33 #include "actions.hh"
   34 #include "ScreenHandler.h"
   35 
   36 class ScreenHandler;
   37 
   38 struct keynode; // forward declaration
   39 typedef std::list<keynode *> ChildList;
   40 
   41 struct keynode {
   42   Action *action;
   43   keynode *parent;
   44   ChildList children;
   45 };
   46 
   47 class keytree {
   48 public:
   49   keytree(Display * display);
   50   virtual ~keytree();
   51 
   52   Action * getAction(const XKeyEvent  * const e, unsigned int &, ScreenHandler * screen);
   53   void unloadBindings();
   54   inline void showTree() {showTree(_head); }
   55   inline bool isLeaf (keynode *node) { return node->children.empty(); }
   56   void grabDefaults(ScreenHandler * screen);
   57   void ungrabDefaults(ScreenHandler * screen);  
   58   void showTree(keynode *);
   59 
   60 private:
   61   friend class KeyClient;
   62   void grabChildren(keynode *, ScreenHandler * screen);
   63   void ungrabChildren(keynode *, ScreenHandler * screen);
   64   
   65   void addAction(Action::ActionType, unsigned int, std::string, std::string);
   66   void advanceOnNewNode();
   67   void retract();
   68   void setCurrentNodeProps(Action::ActionType, unsigned int, std::string, std::string);
   69   void initialize();
   70 
   71   void reset()
   72   { _current = _head; }
   73 
   74   void clearTree(keynode *);
   75 
   76   keynode *_head;
   77   keynode *_current;
   78   Display *_display;
   79 };
   80 
   81 #endif // _keytree_hh