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Comparing rxvt-unicode/src/keyboard.C (file contents):
Revision 1.35 by sf-exg, Mon Aug 23 15:58:43 2010 UTC vs.
Revision 1.37 by sf-exg, Tue Aug 24 23:57:04 2010 UTC

… …
62 * where hashkey of keymap[i]->keysym = keymap[i]->keysym & KEYSYM_HASH_MASK 62 * 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[]; 63 * 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]. 64 * Ni(the size of group i) = hash_bucket_size[Ii].
65 */ 65 */
66 66
67#if STOCK_KEYMAP
68////////////////////////////////////////////////////////////////////////////////
69// default keycode translation map and keyevent handlers
70
71keysym_t keyboard_manager::stock_keymap[] = {
72 /* examples */
73 /* keysym, state, range, type, str */
74//{XK_ISO_Left_Tab, 0, 1, keysym_t::STRING, "\033[Z"},
75//{ 'a', 0, 26, keysym_t::RANGE_META8, "a" "%c"},
76//{ 'a', ControlMask, 26, keysym_t::RANGE_META8, "" "%c"},
77//{ XK_Left, 0, 4, keysym_t::LIST, ".\033[.DACB."},
78//{ XK_Left, ShiftMask, 4, keysym_t::LIST, ".\033[.dacb."},
79//{ XK_Left, ControlMask, 4, keysym_t::LIST, ".\033O.dacb."},
80//{ XK_Tab, ControlMask, 1, keysym_t::STRING, "\033<C-Tab>"},
81//{ XK_apostrophe, ControlMask, 1, keysym_t::STRING, "\033<C-'>"},
82//{ XK_slash, ControlMask, 1, keysym_t::STRING, "\033<C-/>"},
83//{ XK_semicolon, ControlMask, 1, keysym_t::STRING, "\033<C-;>"},
84//{ XK_grave, ControlMask, 1, keysym_t::STRING, "\033<C-`>"},
85//{ XK_comma, ControlMask, 1, keysym_t::STRING, "\033<C-\054>"},
86//{ XK_Return, ControlMask, 1, keysym_t::STRING, "\033<C-Return>"},
87//{ XK_Return, ShiftMask, 1, keysym_t::STRING, "\033<S-Return>"},
88//{ ' ', ShiftMask, 1, keysym_t::STRING, "\033<S-Space>"},
89//{ '.', ControlMask, 1, keysym_t::STRING, "\033<C-.>"},
90//{ '0', ControlMask, 10, keysym_t::RANGE, "0" "\033<C-%c>"},
91//{ '0', MetaMask|ControlMask, 10, keysym_t::RANGE, "0" "\033<M-C-%c>"},
92//{ 'a', MetaMask|ControlMask, 26, keysym_t::RANGE, "a" "\033<M-C-%c>"},
93};
94#endif
95
96static void 67static void
97output_string (rxvt_term *rt, const char *str) 68output_string (rxvt_term *rt, const char *str)
98{ 69{
99 if (strncmp (str, "command:", 8) == 0) 70 if (strncmp (str, "command:", 8) == 0)
100 rt->cmd_write (str + 8, strlen (str) - 8); 71 rt->cmd_write (str + 8, strlen (str) - 8);
… …
102 HOOK_INVOKE((rt, HOOK_USER_COMMAND, DT_STR, str + 5, DT_END)); 73 HOOK_INVOKE((rt, HOOK_USER_COMMAND, DT_STR, str + 5, DT_END));
103 else 74 else
104 rt->tt_write (str, strlen (str)); 75 rt->tt_write (str, strlen (str));
105} 76}
106 77
107static void
108output_string_meta8 (rxvt_term *rt, unsigned int state, char *buf, int buflen)
109{
110 if (state & rt->ModMetaMask)
111 {
112#ifdef META8_OPTION
113 if (rt->meta_char == 0x80) /* set 8-bit on */
114 {
115 for (char *ch = buf; ch < buf + buflen; ch++)
116 *ch |= 0x80;
117 }
118 else if (rt->meta_char == C0_ESC) /* escape prefix */
119#endif
120 {
121 const char ch = C0_ESC;
122 rt->tt_write (&ch, 1);
123 }
124 }
125
126 rt->tt_write (buf, buflen);
127}
128
129static int
130format_keyrange_string (const char *str, int keysym_offset, char *buf, int bufsize)
131{
132 size_t len = snprintf (buf, bufsize, str + 1, keysym_offset + str [0]);
133
134 if (len >= (size_t)bufsize)
135 {
136 rxvt_warn ("format_keyrange_string: formatting failed, ignoring key.\n");
137 *buf = 0;
138 }
139
140 return len;
141}
142
143// return: priority_of_a - priority_of_b 78// return: priority_of_a - priority_of_b
144static int 79static int
145compare_priority (keysym_t *a, keysym_t *b) 80compare_priority (keysym_t *a, keysym_t *b)
146{ 81{
147 // (the more '1's in state; the less range): the greater priority 82 // (the more '1's in state; the less range): the greater priority
… …
169} 104}
170 105
171void 106void
172keyboard_manager::clear () 107keyboard_manager::clear ()
173{ 108{
109 hash [0] = 2;
110
111 for (unsigned int i = 0; i < keymap.size (); ++i)
112 {
113 free ((void *)keymap [i]->str);
114 delete keymap [i];
115 keymap [i] = 0;
116 }
117
174 keymap.clear (); 118 keymap.clear ();
175 hash [0] = 2;
176} 119}
177 120
178// a wrapper for register_keymap, 121// a wrapper for register_keymap,
179// so that outside codes don't have to know so much details. 122// so that outside codes don't have to know so much details.
180// 123//
… …
235} 178}
236 179
237void 180void
238keyboard_manager::register_done () 181keyboard_manager::register_done ()
239{ 182{
240#if STOCK_KEYMAP
241 int n = sizeof (stock_keymap) / sizeof (keysym_t);
242
243 //TODO: shield against repeated calls and empty keymap
244 //if (keymap.back () != &stock_keymap[n - 1])
245 for (int i = 0; i < n; ++i)
246 register_keymap (&stock_keymap[i]);
247#endif
248
249 purge_duplicate_keymap ();
250
251 setup_hash (); 183 setup_hash ();
252} 184}
253 185
254bool 186bool
255keyboard_manager::dispatch (rxvt_term *term, KeySym keysym, unsigned int state) 187keyboard_manager::dispatch (rxvt_term *term, KeySym keysym, unsigned int state)
… …
284 { 216 {
285 case keysym_t::STRING: 217 case keysym_t::STRING:
286 output_string (term, str); 218 output_string (term, str);
287 break; 219 break;
288 220
289 case keysym_t::RANGE:
290 {
291 char buf[STRING_MAX];
292
293 if (format_keyrange_string (str, keysym_offset, buf, sizeof (buf)) > 0)
294 output_string (term, buf);
295 }
296 break;
297
298 case keysym_t::RANGE_META8:
299 {
300 int len;
301 char buf[STRING_MAX];
302
303 len = format_keyrange_string (str, keysym_offset, buf, sizeof (buf));
304 if (len > 0)
305 output_string_meta8 (term, state, buf, len);
306 }
307 break;
308
309 case keysym_t::LIST: 221 case keysym_t::LIST:
310 { 222 {
311 char buf[STRING_MAX]; 223 char buf[STRING_MAX];
312 224
313 char *prefix, *middle, *suffix; 225 char *prefix, *middle, *suffix;
… …
330 return true; 242 return true;
331 } 243 }
332 } 244 }
333 245
334 return false; 246 return false;
335}
336
337// purge duplicate keymap entries
338void keyboard_manager::purge_duplicate_keymap ()
339{
340 for (unsigned int i = 0; i < keymap.size (); ++i)
341 {
342 for (unsigned int j = 0; j < i; ++j)
343 {
344 if (keymap [i] == keymap [j])
345 {
346 while (keymap [i] == keymap.back ())
347 keymap.pop_back ();
348
349 if (i < keymap.size ())
350 {
351 keymap[i] = keymap.back ();
352 keymap.pop_back ();
353 }
354
355 break;
356 }
357 }
358 }
359} 247}
360 248
361void 249void
362keyboard_manager::setup_hash () 250keyboard_manager::setup_hash ()
363{ 251{

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