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Comparing rxvt-unicode/src/keyboard.C (file contents):
Revision 1.50 by sf-exg, Wed Nov 30 20:01:41 2011 UTC vs.
Revision 1.66 by root, Thu May 1 03:14:13 2014 UTC

… …
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 char *trans) 94keyboard_manager::register_user_translation (KeySym keysym, unsigned int state, const wchar_t *ws)
114{ 95{
115 wchar_t *wc = rxvt_mbstowcs (trans);
116 char *translation = rxvt_wcstoutf8 (wc); 96 char *translation = rxvt_wcstoutf8 (ws);
117 free (wc);
118 97
119 if (strncmp (translation, "list", 4) == 0 && translation [4]
120 && strlen (translation) < STRING_MAX)
121 {
122 char *prefix = translation + 4;
123 char *middle = strchr (prefix + 1, translation [4]);
124 char *suffix = strrchr (prefix + 1, translation [4]);
125
126 if (suffix && middle && suffix > middle + 1)
127 {
128 int range = suffix - middle - 1;
129 int prefix_len = middle - prefix - 1;
130 char buf[STRING_MAX];
131
132 memcpy (buf, prefix + 1, prefix_len);
133 strcpy (buf + prefix_len + 1, suffix + 1);
134
135 for (int i = 0; i < range; i++)
136 {
137 buf [prefix_len] = middle [i + 1];
138 register_translation (keysym + i, state, strdup (buf));
139 }
140
141 free (translation);
142 return;
143 }
144 else
145 rxvt_warn ("unable to parse list-type keysym '%s', processing as normal keysym.\n", translation);
146 }
147
148 register_translation (keysym, state, translation);
149}
150
151void
152keyboard_manager::register_translation (KeySym keysym, unsigned int state, char *translation)
153{
154 keysym_t *key = new keysym_t; 98 keysym_t *key = new keysym_t;
155 99
156 if (key && translation)
157 {
158 key->keysym = keysym; 100 key->keysym = keysym;
159 key->state = state; 101 key->state = state;
160 key->str = translation; 102 key->str = translation;
161 key->type = keysym_t::STRING; 103 key->type = keysym_t::STRING;
162 104
163 if (strncmp (translation, "builtin:", 8) == 0) 105 if (strncmp (translation, "builtin:", 8) == 0)
164 key->type = keysym_t::BUILTIN; 106 key->type = keysym_t::BUILTIN;
107 else if (strncmp (translation, "builtin-string:", 15) == 0)
108 key->type = keysym_t::BUILTIN_STRING;
165 109
166 if (keymap.size () == keymap.capacity ()) 110 if (keymap.size () == keymap.capacity ())
167 keymap.reserve (keymap.size () * 2); 111 keymap.reserve (keymap.size () * 2);
168 112
169 keymap.push_back (key); 113 keymap.push_back (key);
170 hash[0] = 3; 114 hash[0] = 3;
171 }
172 else
173 {
174 delete key;
175 free (translation);
176 rxvt_fatal ("memory allocation failure. aborting.\n");
177 }
178} 115}
179 116
180bool 117bool
181keyboard_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)
182{ 119{
183 assert (("register_done() need to be called", hash[0] == 0)); 120 assert (("register_done() need to be called", hash[0] == 0));
184 121
185 state &= OtherModMask; // mask out uninteresting modifiers 122 state &= OtherModMask; // mask out uninteresting modifiers
186 123
… …
195 132
196 if (index >= 0) 133 if (index >= 0)
197 { 134 {
198 keysym_t *key = keymap [index]; 135 keysym_t *key = keymap [index];
199 136
137 if (key->type == keysym_t::BUILTIN_STRING)
138 {
139 term->tt_write_user_input (kbuf, len);
140 return true;
141 }
200 if (key->type != keysym_t::BUILTIN) 142 else if (key->type != keysym_t::BUILTIN)
201 { 143 {
202 wchar_t *wc = rxvt_utf8towcs (key->str); 144 wchar_t *ws = rxvt_utf8towcs (key->str);
203 char *str = rxvt_wcstombs (wc); 145 char *str = rxvt_wcstombs (ws);
204 // TODO: do (some) translations, unescaping etc, here (allow \u escape etc.) 146 // TODO: do (some) translations, unescaping etc, here (allow \u escape etc.)
205 free (wc); 147 free (ws);
206 148
207 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_KEYBOARD_DISPATCH, DT_STR_LEN, str, colon - str, DT_STR, colon + 1, DT_END));
159 }
160 else
161 term->tt_write_user_input (str, strlen (str));
208 162
209 free (str); 163 free (str);
210 164
211 return true; 165 return true;
212 } 166 }
… …
217 171
218void 172void
219keyboard_manager::register_done () 173keyboard_manager::register_done ()
220{ 174{
221 unsigned int i, index, hashkey; 175 unsigned int i, index, hashkey;
222 vector <keysym_t *> sorted_keymap;
223 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
224 177
225 memset (hash_bucket_size, 0, sizeof (hash_bucket_size)); 178 memset (hash_bucket_size, 0, sizeof (hash_bucket_size));
226 179
227 // determine hash bucket size 180 // determine hash bucket size
… …
231 ++hash_bucket_size [hashkey]; 184 ++hash_bucket_size [hashkey];
232 } 185 }
233 186
234 // now we know the size of each bucket 187 // now we know the size of each bucket
235 // compute the index of each bucket 188 // compute the index of each bucket
236 hash [0] = 0;
237 for (index = 0, i = 1; i < KEYSYM_HASH_BUCKETS; ++i) 189 for (index = 0, i = 0; i < KEYSYM_HASH_BUCKETS; ++i)
238 { 190 {
239 index += hash_bucket_size [i - 1];
240 hash [i] = index; 191 hash [i] = index;
192 index += hash_bucket_size [i];
241 } 193 }
242 194
243 // and allocate just enough space 195 // and allocate just enough space
244 sorted_keymap.insert (sorted_keymap.begin (), index + hash_bucket_size [i - 1], 0); 196 simplevec <keysym_t *> sorted_keymap (index, 0);
245 197
246 memset (hash_bucket_size, 0, sizeof (hash_bucket_size)); 198 memset (hash_bucket_size, 0, sizeof (hash_bucket_size));
247 199
248 // fill in sorted_keymap 200 // fill in sorted_keymap
249 // it is sorted in each bucket 201 // it is sorted in each bucket

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