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Comparing rxvt-unicode/src/keyboard.C (file contents):
Revision 1.41 by sf-exg, Sat Apr 30 18:45:38 2011 UTC vs.
Revision 1.72 by sf-exg, Tue Mar 17 09:23:08 2015 UTC

… …
6 * Copyright (c) 2005 WU Fengguang 6 * Copyright (c) 2005 WU Fengguang
7 * Copyright (c) 2005-2006 Marc Lehmann <schmorp@schmorp.de> 7 * Copyright (c) 2005-2006 Marc Lehmann <schmorp@schmorp.de>
8 * 8 *
9 * This program is free software; you can redistribute it and/or modify 9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by 10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or 11 * the Free Software Foundation; either version 3 of the License, or
12 * (at your option) any later version. 12 * (at your option) any later version.
13 * 13 *
14 * This program is distributed in the hope that it will be useful, 14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
24#include "../config.h" 24#include "../config.h"
25#include "rxvt.h" 25#include "rxvt.h"
26 26
27#ifdef KEYSYM_RESOURCE 27#ifdef KEYSYM_RESOURCE
28 28
29#include <cstring> 29#include <string.h>
30 30
31#include "rxvtperl.h" 31#include "rxvtperl.h"
32#include "keyboard.h" 32#include "keyboard.h"
33#include "command.h"
34 33
35/* an intro to the data structure: 34/* an intro to the data structure:
36 * 35 *
37 * vector keymap[] is grouped. 36 * vector keymap[] is grouped.
38 * 37 *
… …
62 * where hashkey of keymap[i]->keysym = keymap[i]->keysym & KEYSYM_HASH_MASK 61 * where hashkey of keymap[i]->keysym = keymap[i]->keysym & KEYSYM_HASH_MASK
63 * n(the number of groups) = the number of non-zero member of hash_bucket_size[]; 62 * n(the number of groups) = the number of non-zero member of hash_bucket_size[];
64 * Ni(the size of group i) = hash_bucket_size[Ii]. 63 * Ni(the size of group i) = hash_bucket_size[Ii].
65 */ 64 */
66 65
67static void
68output_string (rxvt_term *rt, const char *str)
69{
70 if (strncmp (str, "command:", 8) == 0)
71 rt->cmdbuf_append (str + 8, strlen (str) - 8);
72 else if (strncmp (str, "perl:", 5) == 0)
73 HOOK_INVOKE((rt, HOOK_USER_COMMAND, DT_STR, str + 5, DT_END));
74 else
75 rt->tt_write (str, strlen (str));
76}
77
78// return: priority_of_a - priority_of_b 66// return: priority_of_a - priority_of_b
79static int 67static int
80compare_priority (keysym_t *a, keysym_t *b) 68compare_priority (keysym_t *a, keysym_t *b)
81{ 69{
82 // (the more '1's in state; the less range): the greater priority 70 // (the more '1's in state; the less range): the greater priority
83 int ca = rxvt_popcount (a->state /* & OtherModMask */); 71 int ca = ecb_popcount32 (a->state /* & OtherModMask */);
84 int cb = rxvt_popcount (b->state /* & OtherModMask */); 72 int cb = ecb_popcount32 (b->state /* & OtherModMask */);
85 73
86 if (ca != cb)
87 return ca - cb; 74 return ca - cb;
88//else if (a->state != b->state) // this behavior is to be discussed
89// return b->state - a->state;
90 else
91 return 0;
92} 75}
93 76
94//////////////////////////////////////////////////////////////////////////////// 77////////////////////////////////////////////////////////////////////////////////
95keyboard_manager::keyboard_manager () 78keyboard_manager::keyboard_manager ()
96{ 79{
… …
98 hash [0] = 1; // hash[0] != 0 indicates uninitialized data 81 hash [0] = 1; // hash[0] != 0 indicates uninitialized data
99} 82}
100 83
101keyboard_manager::~keyboard_manager () 84keyboard_manager::~keyboard_manager ()
102{ 85{
103 clear (); 86 for (unsigned int i = 0; i < keymap.size (); ++i)
87 {
88 free (keymap [i]->str);
89 delete keymap [i];
90 }
104} 91}
105 92
106void 93void
107keyboard_manager::clear () 94keyboard_manager::unregister_action (KeySym keysym, unsigned int state)
108{ 95{
109 hash [0] = 2;
110
111 for (unsigned int i = 0; i < keymap.size (); ++i) 96 for (unsigned int i = 0; i < keymap.size (); ++i)
97 if (keymap [i]->keysym == keysym
98 && keymap [i]->state == state)
112 { 99 {
113 free ((void *)keymap [i]->str); 100 free (keymap [i]->str);
114 delete keymap [i]; 101 delete keymap [i];
115 keymap [i] = 0; 102
103 if (i < keymap.size () - 1)
104 keymap [i] = keymap [keymap.size () - 1];
105 keymap.pop_back ();
106
107 break;
116 } 108 }
117
118 keymap.clear ();
119} 109}
120 110
121// a wrapper for register_keymap,
122// so that outside codes don't have to know so much details.
123//
124// the string 'trans' is copied to an internal managed buffer,
125// so the caller can free memory of 'trans' at any time.
126void 111void
127keyboard_manager::register_user_translation (KeySym keysym, unsigned int state, const char *trans) 112keyboard_manager::register_action (KeySym keysym, unsigned int state, const wchar_t *ws)
128{ 113{
114 char *action = rxvt_wcstoutf8 (ws);
115
129 keysym_t *key = new keysym_t; 116 keysym_t *key = new keysym_t;
130 wchar_t *wc = rxvt_mbstowcs (trans);
131 char *translation = rxvt_wcstoutf8 (wc);
132 free (wc);
133 117
134 if (key && translation)
135 {
136 key->keysym = keysym; 118 key->keysym = keysym;
137 key->state = state; 119 key->state = state;
138 key->str = translation; 120 key->str = action;
139 key->type = keysym_t::STRING; 121 key->type = keysym_t::STRING;
140 122
141 if (strncmp (translation, "builtin:", 8) == 0) 123 if (strncmp (action, "builtin:", 8) == 0)
142 key->type = keysym_t::BUILTIN; 124 key->type = keysym_t::BUILTIN;
125 else if (strncmp (action, "builtin-string:", 15) == 0)
126 key->type = keysym_t::BUILTIN_STRING;
143 127
144 register_keymap (key); 128 unregister_action (keysym, state);
145 }
146 else
147 {
148 delete key;
149 free ((void *)translation);
150 rxvt_fatal ("out of memory, aborting.\n");
151 }
152}
153 129
154void
155keyboard_manager::register_keymap (keysym_t *key)
156{
157 if (keymap.size () == keymap.capacity ()) 130 if (keymap.size () == keymap.capacity ())
158 keymap.reserve (keymap.size () * 2); 131 keymap.reserve (keymap.size () * 2);
159 132
160 keymap.push_back (key); 133 keymap.push_back (key);
161 hash[0] = 3; 134 hash[0] = 3;
162} 135}
163 136
164void 137keysym_t *
165keyboard_manager::register_done ()
166{
167 setup_hash ();
168}
169
170bool
171keyboard_manager::dispatch (rxvt_term *term, KeySym keysym, unsigned int state) 138keyboard_manager::lookup_keysym (rxvt_term *term, KeySym keysym, unsigned int state)
172{ 139{
173 assert (hash[0] == 0 && "register_done() need to be called"); 140 assert (("register_done() need to be called", hash[0] == 0));
174 141
175 state &= OtherModMask; // mask out uninteresting modifiers 142 state &= OtherModMask; // mask out uninteresting modifiers
176 143
177 if (state & term->ModMetaMask) state |= MetaMask; 144 if (state & term->ModMetaMask) state |= MetaMask;
178 if (state & term->ModNumLockMask) state |= NumLockMask; 145 if (state & term->ModNumLockMask) state |= NumLockMask;
… …
181 if (!!(term->priv_modes & PrivMode_aplKP) != !!(state & ShiftMask)) 148 if (!!(term->priv_modes & PrivMode_aplKP) != !!(state & ShiftMask))
182 state |= AppKeypadMask; 149 state |= AppKeypadMask;
183 150
184 int index = find_keysym (keysym, state); 151 int index = find_keysym (keysym, state);
185 152
186 if (index >= 0) 153 return index >= 0 ? keymap [index] : 0;
187 { 154}
188 const keysym_t &key = *keymap [index];
189 155
156bool
157keyboard_manager::dispatch (rxvt_term *term, KeySym keysym, unsigned int state, const char *kbuf, int len)
158{
159 keysym_t *key = lookup_keysym (term, keysym, state);
160
161 if (key)
162 {
190 if (key.type != keysym_t::BUILTIN) 163 if (key->type == keysym_t::BUILTIN_STRING)
191 { 164 {
192 wchar_t *wc = rxvt_utf8towcs (key.str); 165 term->tt_write_user_input (kbuf, len);
193 char *str = rxvt_wcstombs (wc);
194 // TODO: do (some) translations, unescaping etc, here (allow \u escape etc.)
195 free (wc);
196
197 switch (key.type)
198 {
199 case keysym_t::STRING:
200 output_string (term, str);
201 break;
202 }
203
204 free (str);
205
206 return true; 166 return true;
207 } 167 }
168 else if (key->type != keysym_t::BUILTIN)
169 {
170 wchar_t *ws = rxvt_utf8towcs (key->str);
171 char *str = rxvt_wcstombs (ws);
172 // TODO: do (some) translations, unescaping etc, here (allow \u escape etc.)
173 free (ws);
174
175 if (char *colon = strchr (str, ':'))
176 {
177 if (strncmp (str, "command:", 8) == 0)
178 term->cmdbuf_append (str + 8, strlen (str) - 8);
179 else if (strncmp (str, "string:", 7) == 0)
180 term->tt_write_user_input (colon + 1, strlen (colon + 1));
181 else if (strncmp (str, "perl:", 5) == 0)
182 HOOK_INVOKE ((term, HOOK_USER_COMMAND, DT_STR, colon + 1, DT_END));
183 else
184 HOOK_INVOKE ((term, HOOK_ACTION, DT_STR_LEN, str, colon - str, DT_STR, colon + 1, DT_INT, 0, DT_STR_LEN, kbuf, len, DT_END));
185 }
186 else
187 term->tt_write_user_input (str, strlen (str));
188
189 free (str);
190
191 return true;
192 }
208 } 193 }
209 194
210 return false; 195 return false;
211} 196}
212 197
213void 198void
214keyboard_manager::setup_hash () 199keyboard_manager::register_done ()
215{ 200{
216 unsigned int i, index, hashkey; 201 unsigned int i, index, hashkey;
217 vector <keysym_t *> sorted_keymap;
218 uint16_t hash_bucket_size[KEYSYM_HASH_BUCKETS]; // size of each bucket 202 uint16_t hash_bucket_size[KEYSYM_HASH_BUCKETS]; // size of each bucket
219 203
220 memset (hash_bucket_size, 0, sizeof (hash_bucket_size)); 204 memset (hash_bucket_size, 0, sizeof (hash_bucket_size));
221 205
222 // determine hash bucket size 206 // determine hash bucket size
… …
226 ++hash_bucket_size [hashkey]; 210 ++hash_bucket_size [hashkey];
227 } 211 }
228 212
229 // now we know the size of each bucket 213 // now we know the size of each bucket
230 // compute the index of each bucket 214 // compute the index of each bucket
231 hash [0] = 0;
232 for (index = 0, i = 1; i < KEYSYM_HASH_BUCKETS; ++i) 215 for (index = 0, i = 0; i < KEYSYM_HASH_BUCKETS; ++i)
233 { 216 {
234 index += hash_bucket_size [i - 1];
235 hash [i] = index; 217 hash [i] = index;
218 index += hash_bucket_size [i];
236 } 219 }
237 220
238 // and allocate just enough space 221 // and allocate just enough space
239 sorted_keymap.insert (sorted_keymap.begin (), index + hash_bucket_size [i - 1], 0); 222 simplevec <keysym_t *> sorted_keymap (index, 0);
240 223
241 memset (hash_bucket_size, 0, sizeof (hash_bucket_size)); 224 memset (hash_bucket_size, 0, sizeof (hash_bucket_size));
242 225
243 // fill in sorted_keymap 226 // fill in sorted_keymap
244 // it is sorted in each bucket 227 // it is sorted in each bucket

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