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/*----------------------------------------------------------------------* |
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* File: keyboard.h |
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*----------------------------------------------------------------------* |
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* |
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* All portions of code are copyright by their respective author/s. |
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* Copyright (c) 2005 WU Fengguang |
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* Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*----------------------------------------------------------------------*/ |
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|
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#ifndef KEYBOARD_H_ |
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#define KEYBOARD_H_ |
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|
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#ifdef KEYSYM_RESOURCE |
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|
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#include <inttypes.h> |
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|
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#include "feature.h" |
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#include "rxvtutil.h" |
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|
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#define KEYSYM_HASH_BITS 4 /* lowest #bits of keysym is used as hash key */ |
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#define KEYSYM_HASH_BUCKETS (1<<KEYSYM_HASH_BITS) |
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#define KEYSYM_HASH_MASK (KEYSYM_HASH_BUCKETS-1) |
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|
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#define MetaMask 0x0100 |
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#define NumLockMask 0x0200 |
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#define AppKeypadMask 0x0400 |
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#define Level3Mask 0x0800 // currently not supported |
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#define OtherModMask (ShiftMask | LockMask | ControlMask \ |
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| Mod1Mask | Mod2Mask | Mod3Mask | Mod4Mask | Mod5Mask) |
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|
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#if OtherModMask > 0xff |
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# error FATAL: X modifiers might clash with rxvt-unicode ones |
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#endif |
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|
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struct rxvt_term; |
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struct keysym_t; |
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|
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typedef void (keyevent_handler) (rxvt_term *rt, |
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keysym_t *key, |
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KeySym keysym, |
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unsigned int state); |
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|
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struct keysym_t |
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{ |
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enum keysym_type { |
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STRING, RANGE, RANGE_META8, LIST, BUILTIN, |
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}; |
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|
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KeySym keysym; |
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/* only the lower 8 bits of state are used for matching according to X.h */ |
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/* the higher bits are preserved for Meta/NumLock keys */ |
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/* which are mapped to corresponding lower bits at register time */ |
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uint16_t state; /* indicates each modifiers' DOWN/UP status */ |
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uint16_t range; /* =1: single keysym; >1: a of range keysyms */ |
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keysym_type type; |
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const char *str; /* would normally be a keycode translation in UTF-8 */ |
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}; |
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|
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class keyboard_manager |
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{ |
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public: |
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keyboard_manager (); |
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~keyboard_manager (); |
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|
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void clear (); |
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void register_user_translation (KeySym keysym, unsigned int state, const char *trans); |
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void register_done (); // call this to make newly registered keymaps take effect |
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bool dispatch (rxvt_term *term, KeySym keysym, unsigned int state); |
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|
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private: |
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void register_keymap (keysym_t *key); |
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void purge_duplicate_keymap (); |
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void setup_hash (); |
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int find_keysym (KeySym keysym, unsigned int state); |
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|
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private: |
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uint16_t hash[KEYSYM_HASH_BUCKETS]; |
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vector<keysym_t *> keymap; |
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|
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#if STOCK_KEYMAP |
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// stock keymaps are all static data |
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static keysym_t stock_keymap[]; |
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#endif |
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// user keymaps and their .string are dynamically allocated and freed |
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vector<keysym_t *> user_keymap; |
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vector<const char *> user_translations; |
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}; |
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|
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#endif /* KEYSYM_RESOURCE */ |
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|
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#endif /* KEYBOARD_H_ */ |
