util/epist/keytree.hh (raw)
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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*- // 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 "../../src/timer.hh" #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 TimeoutHandler { public: keytree(Display *, epist *); virtual ~keytree(); void grabDefaults(screen *); void ungrabDefaults(screen *); const Action * getAction(const XEvent&, unsigned int, screen *); void unloadBindings(); void timeout(); 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 initialize(); void reset() { _current = _head; } bool isLeaf(keynode *node) { return node->children.empty(); } void clearTree(keynode *); keynode *_head; keynode *_current; Display *_display; screen *_timeout_screen; BTimer *_timer; epist *_epist; }; #endif // _keytree_hh |