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Comparing rxvt-unicode/src/keyboard.C (file contents):
Revision 1.52 by sf-exg, Fri Dec 2 09:02:05 2011 UTC vs.
Revision 1.70 by sf-exg, Fri May 23 22:25:34 2014 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 *term, const char *str)
69{
70 if (strncmp (str, "command:", 8) == 0)
71 term->cmdbuf_append (str + 8, strlen (str) - 8);
72 else if (strncmp (str, "perl:", 5) == 0)
73 HOOK_INVOKE((term, HOOK_USER_COMMAND, DT_STR, str + 5, DT_END));
74 else
75 term->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 = ecb_popcount32 (a->state /* & OtherModMask */); 71 int ca = ecb_popcount32 (a->state /* & OtherModMask */);
84 int cb = ecb_popcount32 (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{
… …
105 free (keymap [i]->str); 88 free (keymap [i]->str);
106 delete keymap [i]; 89 delete keymap [i];
107 } 90 }
108} 91}
109 92
110// a wrapper for register_translation that converts the input string
111// to utf-8 and expands 'list' syntax.
112void 93void
113keyboard_manager::register_user_translation (KeySym keysym, unsigned int state, const wchar_t *ws) 94keyboard_manager::register_action (KeySym keysym, unsigned int state, const wchar_t *ws)
114{ 95{
115 char *translation = rxvt_wcstoutf8 (ws); 96 char *action = rxvt_wcstoutf8 (ws);
116 97
117 if (strncmp (translation, "list", 4) == 0 && translation [4]
118 && strlen (translation) < STRING_MAX)
119 {
120 char *prefix = translation + 4;
121 char *middle = strchr (prefix + 1, translation [4]);
122 char *suffix = strrchr (prefix + 1, translation [4]);
123
124 if (suffix && middle && suffix > middle + 1)
125 {
126 int range = suffix - middle - 1;
127 int prefix_len = middle - prefix - 1;
128 char buf[STRING_MAX];
129
130 memcpy (buf, prefix + 1, prefix_len);
131 strcpy (buf + prefix_len + 1, suffix + 1);
132
133 for (int i = 0; i < range; i++)
134 {
135 buf [prefix_len] = middle [i + 1];
136 register_translation (keysym + i, state, strdup (buf));
137 }
138
139 free (translation);
140 return;
141 }
142 else
143 rxvt_warn ("unable to parse list-type keysym '%s', processing as normal keysym.\n", translation);
144 }
145
146 register_translation (keysym, state, translation);
147}
148
149void
150keyboard_manager::register_translation (KeySym keysym, unsigned int state, char *translation)
151{
152 keysym_t *key = new keysym_t; 98 keysym_t *key = new keysym_t;
153 99
154 if (key && translation)
155 {
156 key->keysym = keysym; 100 key->keysym = keysym;
157 key->state = state; 101 key->state = state;
158 key->str = translation; 102 key->str = action;
159 key->type = keysym_t::STRING; 103 key->type = keysym_t::STRING;
160 104
161 if (strncmp (translation, "builtin:", 8) == 0) 105 if (strncmp (action, "builtin:", 8) == 0)
162 key->type = keysym_t::BUILTIN; 106 key->type = keysym_t::BUILTIN;
107 else if (strncmp (action, "builtin-string:", 15) == 0)
108 key->type = keysym_t::BUILTIN_STRING;
163 109
164 if (keymap.size () == keymap.capacity ()) 110 if (keymap.size () == keymap.capacity ())
165 keymap.reserve (keymap.size () * 2); 111 keymap.reserve (keymap.size () * 2);
166 112
167 keymap.push_back (key); 113 keymap.push_back (key);
168 hash[0] = 3; 114 hash[0] = 3;
169 }
170 else
171 {
172 delete key;
173 free (translation);
174 rxvt_fatal ("memory allocation failure. aborting.\n");
175 }
176} 115}
177 116
178bool 117bool
179keyboard_manager::dispatch (rxvt_term *term, KeySym keysym, unsigned int state) 118keyboard_manager::dispatch (rxvt_term *term, KeySym keysym, unsigned int state, const char *kbuf, int len)
180{ 119{
181 assert (("register_done() need to be called", hash[0] == 0)); 120 assert (("register_done() need to be called", hash[0] == 0));
182 121
183 state &= OtherModMask; // mask out uninteresting modifiers 122 state &= OtherModMask; // mask out uninteresting modifiers
184 123
… …
193 132
194 if (index >= 0) 133 if (index >= 0)
195 { 134 {
196 keysym_t *key = keymap [index]; 135 keysym_t *key = keymap [index];
197 136
137 if (key->type == keysym_t::BUILTIN_STRING)
138 {
139 term->tt_write_user_input (kbuf, len);
140 return true;
141 }
198 if (key->type != keysym_t::BUILTIN) 142 else if (key->type != keysym_t::BUILTIN)
199 { 143 {
200 wchar_t *ws = rxvt_utf8towcs (key->str); 144 wchar_t *ws = rxvt_utf8towcs (key->str);
201 char *str = rxvt_wcstombs (ws); 145 char *str = rxvt_wcstombs (ws);
202 // TODO: do (some) translations, unescaping etc, here (allow \u escape etc.) 146 // TODO: do (some) translations, unescaping etc, here (allow \u escape etc.)
203 free (ws); 147 free (ws);
204 148
205 output_string (term, str); 149 if (char *colon = strchr (str, ':'))
150 {
151 if (strncmp (str, "command:", 8) == 0)
152 term->cmdbuf_append (str + 8, strlen (str) - 8);
153 else if (strncmp (str, "string:", 7) == 0)
154 term->tt_write_user_input (colon + 1, strlen (colon + 1));
155 else if (strncmp (str, "perl:", 5) == 0)
156 HOOK_INVOKE ((term, HOOK_USER_COMMAND, DT_STR, colon + 1, DT_END));
157 else
158 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));
159 }
160 else
161 term->tt_write_user_input (str, strlen (str));
206 162
207 free (str); 163 free (str);
208 164
209 return true; 165 return true;
210 } 166 }
… …
215 171
216void 172void
217keyboard_manager::register_done () 173keyboard_manager::register_done ()
218{ 174{
219 unsigned int i, index, hashkey; 175 unsigned int i, index, hashkey;
220 vector <keysym_t *> sorted_keymap;
221 uint16_t hash_bucket_size[KEYSYM_HASH_BUCKETS]; // size of each bucket 176 uint16_t hash_bucket_size[KEYSYM_HASH_BUCKETS]; // size of each bucket
222 177
223 memset (hash_bucket_size, 0, sizeof (hash_bucket_size)); 178 memset (hash_bucket_size, 0, sizeof (hash_bucket_size));
224 179
225 // determine hash bucket size 180 // determine hash bucket size
… …
229 ++hash_bucket_size [hashkey]; 184 ++hash_bucket_size [hashkey];
230 } 185 }
231 186
232 // now we know the size of each bucket 187 // now we know the size of each bucket
233 // compute the index of each bucket 188 // compute the index of each bucket
234 hash [0] = 0;
235 for (index = 0, i = 1; i < KEYSYM_HASH_BUCKETS; ++i) 189 for (index = 0, i = 0; i < KEYSYM_HASH_BUCKETS; ++i)
236 { 190 {
237 index += hash_bucket_size [i - 1];
238 hash [i] = index; 191 hash [i] = index;
192 index += hash_bucket_size [i];
239 } 193 }
240 194
241 // and allocate just enough space 195 // and allocate just enough space
242 sorted_keymap.insert (sorted_keymap.begin (), index + hash_bucket_size [i - 1], 0); 196 simplevec <keysym_t *> sorted_keymap (index, 0);
243 197
244 memset (hash_bucket_size, 0, sizeof (hash_bucket_size)); 198 memset (hash_bucket_size, 0, sizeof (hash_bucket_size));
245 199
246 // fill in sorted_keymap 200 // fill in sorted_keymap
247 // it is sorted in each bucket 201 // it is sorted in each bucket

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