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// -*- mode: C++; indent-tabs-mode: nil; -*-
// keytree.hh for Epistrophy - a key handler for NETWM/EWMH window managers.
// Copyright (c) 2002 - 2002 Ben Jansens <ben at orodu.net>
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
#ifndef _keytree_hh
#define _keytree_hh
#include <list>
#include "actions.hh"
#include "screen.hh"
struct keynode; // forward declaration
typedef std::list<keynode *> ChildList;
struct keynode {
Action *action;
keynode *parent;
ChildList children;
};
class keytree {
public:
keytree(Display *);
~keytree();
void grabDefaults(screen *);
const Action * getAction(const XEvent&, unsigned int, screen *);
private:
// only mister parser needs to know about our sekrets (BUMMY)
friend class parser;
void grabChildren(keynode *, screen *);
void ungrabChildren(keynode *, screen *);
void addAction(Action::ActionType, unsigned int, std::string, std::string);
void advanceOnNewNode();
void retract();
void setCurrentNodeProps(Action::ActionType, unsigned int, std::string, std::string);
void reset()
{ _current = _head; }
bool isLeaf(keynode *node)
{ return node->children.empty(); }
void clearTree(keynode *);
keynode *_head;
keynode *_current;
Display *_display;
};
#endif // _keytree_hh
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