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Comparing rxvt-unicode/src/keyboard.C (file contents):
Revision 1.49 by sf-exg, Sun Nov 27 12:12:49 2011 UTC vs.
Revision 1.64 by sf-exg, Tue Apr 29 13:10:06 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{
… …
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 hash [0] = 2;
104
105 for (unsigned int i = 0; i < keymap.size (); ++i) 86 for (unsigned int i = 0; i < keymap.size (); ++i)
106 { 87 {
107 free (keymap [i]->str); 88 free (keymap [i]->str);
108 delete keymap [i]; 89 delete keymap [i];
109 keymap [i] = 0;
110 } 90 }
111
112 keymap.clear ();
113} 91}
114 92
115// a wrapper for register_translation that converts the input string
116// to utf-8 and expands 'list' syntax.
117void 93void
118keyboard_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)
119{ 95{
120 wchar_t *wc = rxvt_mbstowcs (trans);
121 char *translation = rxvt_wcstoutf8 (wc); 96 char *translation = rxvt_wcstoutf8 (ws);
122 free (wc);
123 97
124 if (strncmp (translation, "list", 4) == 0 && translation [4]
125 && strlen (translation) < STRING_MAX)
126 {
127 char *prefix = translation + 4;
128 char *middle = strchr (prefix + 1, translation [4]);
129 char *suffix = strrchr (prefix + 1, translation [4]);
130
131 if (suffix && middle && suffix > middle + 1)
132 {
133 int range = suffix - middle - 1;
134 int prefix_len = middle - prefix - 1;
135 char buf[STRING_MAX];
136
137 memcpy (buf, prefix + 1, prefix_len);
138 strcpy (buf + prefix_len + 1, suffix + 1);
139
140 for (int i = 0; i < range; i++)
141 {
142 buf [prefix_len] = middle [i + 1];
143 register_translation (keysym + i, state, strdup (buf));
144 }
145
146 free (translation);
147 return;
148 }
149 else
150 rxvt_warn ("unable to parse list-type keysym '%s', processing as normal keysym.\n", translation);
151 }
152
153 register_translation (keysym, state, translation);
154}
155
156void
157keyboard_manager::register_translation (KeySym keysym, unsigned int state, char *translation)
158{
159 keysym_t *key = new keysym_t; 98 keysym_t *key = new keysym_t;
160 99
161 if (key && translation)
162 {
163 key->keysym = keysym; 100 key->keysym = keysym;
164 key->state = state; 101 key->state = state;
165 key->str = translation; 102 key->str = translation;
166 key->type = keysym_t::STRING; 103 key->type = keysym_t::STRING;
167 104
168 if (strncmp (translation, "builtin:", 8) == 0) 105 if (strncmp (translation, "builtin:", 8) == 0)
169 key->type = keysym_t::BUILTIN; 106 key->type = keysym_t::BUILTIN;
170 107
171 if (keymap.size () == keymap.capacity ()) 108 if (keymap.size () == keymap.capacity ())
172 keymap.reserve (keymap.size () * 2); 109 keymap.reserve (keymap.size () * 2);
173 110
174 keymap.push_back (key); 111 keymap.push_back (key);
175 hash[0] = 3; 112 hash[0] = 3;
176 }
177 else
178 {
179 delete key;
180 free (translation);
181 rxvt_fatal ("memory allocation failure. aborting.\n");
182 }
183} 113}
184 114
185bool 115bool
186keyboard_manager::dispatch (rxvt_term *term, KeySym keysym, unsigned int state) 116keyboard_manager::dispatch (rxvt_term *term, KeySym keysym, unsigned int state, const char *kbuf, int len)
187{ 117{
188 assert (("register_done() need to be called", hash[0] == 0)); 118 assert (("register_done() need to be called", hash[0] == 0));
189 119
190 state &= OtherModMask; // mask out uninteresting modifiers 120 state &= OtherModMask; // mask out uninteresting modifiers
191 121
… …
202 { 132 {
203 keysym_t *key = keymap [index]; 133 keysym_t *key = keymap [index];
204 134
205 if (key->type != keysym_t::BUILTIN) 135 if (key->type != keysym_t::BUILTIN)
206 { 136 {
207 wchar_t *wc = rxvt_utf8towcs (key->str); 137 wchar_t *ws = rxvt_utf8towcs (key->str);
208 char *str = rxvt_wcstombs (wc); 138 char *str = rxvt_wcstombs (ws);
209 // TODO: do (some) translations, unescaping etc, here (allow \u escape etc.) 139 // TODO: do (some) translations, unescaping etc, here (allow \u escape etc.)
210 free (wc); 140 free (ws);
211 141
212 output_string (term, str); 142 if (char *colon = strchr (str, ':'))
143 {
144 if (strncmp (str, "command:", 8) == 0)
145 term->cmdbuf_append (str + 8, strlen (str) - 8);
146 else if (strncmp (str, "string:", 7) == 0)
147 term->tt_write_user_input (colon + 1, strlen (colon + 1));
148 else if (strncmp (str, "perl:", 8) == 0)
149 HOOK_INVOKE ((term, HOOK_USER_COMMAND, DT_STR, colon + 1, DT_END));
150 else
151 HOOK_INVOKE ((term, HOOK_KEYBOARD_DISPATCH, DT_STR_LEN, str, colon - str, DT_STR, colon + 1, DT_END));
152 }
153 else
154 term->tt_write_user_input (str, strlen (str));
213 155
214 free (str); 156 free (str);
215 157
216 return true; 158 return true;
217 } 159 }
… …
222 164
223void 165void
224keyboard_manager::register_done () 166keyboard_manager::register_done ()
225{ 167{
226 unsigned int i, index, hashkey; 168 unsigned int i, index, hashkey;
227 vector <keysym_t *> sorted_keymap;
228 uint16_t hash_bucket_size[KEYSYM_HASH_BUCKETS]; // size of each bucket 169 uint16_t hash_bucket_size[KEYSYM_HASH_BUCKETS]; // size of each bucket
229 170
230 memset (hash_bucket_size, 0, sizeof (hash_bucket_size)); 171 memset (hash_bucket_size, 0, sizeof (hash_bucket_size));
231 172
232 // determine hash bucket size 173 // determine hash bucket size
… …
236 ++hash_bucket_size [hashkey]; 177 ++hash_bucket_size [hashkey];
237 } 178 }
238 179
239 // now we know the size of each bucket 180 // now we know the size of each bucket
240 // compute the index of each bucket 181 // compute the index of each bucket
241 hash [0] = 0;
242 for (index = 0, i = 1; i < KEYSYM_HASH_BUCKETS; ++i) 182 for (index = 0, i = 0; i < KEYSYM_HASH_BUCKETS; ++i)
243 { 183 {
244 index += hash_bucket_size [i - 1];
245 hash [i] = index; 184 hash [i] = index;
185 index += hash_bucket_size [i];
246 } 186 }
247 187
248 // and allocate just enough space 188 // and allocate just enough space
249 sorted_keymap.insert (sorted_keymap.begin (), index + hash_bucket_size [i - 1], 0); 189 simplevec <keysym_t *> sorted_keymap (index, 0);
250 190
251 memset (hash_bucket_size, 0, sizeof (hash_bucket_size)); 191 memset (hash_bucket_size, 0, sizeof (hash_bucket_size));
252 192
253 // fill in sorted_keymap 193 // fill in sorted_keymap
254 // it is sorted in each bucket 194 // it is sorted in each bucket

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