|
0
|
1 /* Various functions for internationalizing XEmacs
|
|
|
2 Copyright (C) 1993, 1994, 1995 Board of Trustees, University of Illinois.
|
|
|
3
|
|
|
4 This file is part of XEmacs.
|
|
|
5
|
|
|
6 XEmacs is free software; you can redistribute it and/or modify it
|
|
|
7 under the terms of the GNU General Public License as published by the
|
|
|
8 Free Software Foundation; either version 2, or (at your option) any
|
|
|
9 later version.
|
|
|
10
|
|
|
11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
|
|
|
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
|
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
|
14 for more details.
|
|
|
15
|
|
|
16 You should have received a copy of the GNU General Public License
|
|
|
17 along with XEmacs; see the file COPYING. If not, write to
|
|
|
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
|
19 Boston, MA 02111-1307, USA. */
|
|
|
20
|
|
|
21 /* Synched up with: Not in FSF. */
|
|
|
22
|
|
|
23 /* This stuff is far, far from working. */
|
|
|
24
|
|
|
25 #include <config.h>
|
|
|
26 #include "lisp.h"
|
|
|
27
|
|
|
28 #include "bytecode.h"
|
|
|
29 #include "device.h"
|
|
|
30
|
|
|
31 #if defined (HAVE_X_WINDOWS) && defined (HAVE_X11_XLOCALE_H)
|
|
|
32 #include <X11/Xlocale.h>
|
|
|
33 #else
|
|
|
34 #ifdef HAVE_LOCALE_H
|
|
|
35 #include <locale.h>
|
|
|
36 #endif
|
|
|
37 #endif
|
|
|
38
|
|
|
39 #ifdef I18N4
|
|
|
40 #include <X11/Xlib.h>
|
|
|
41
|
|
|
42 unsigned long input_method_event_mask;
|
|
|
43 Atom wc_atom;
|
|
|
44
|
|
|
45 /* init_input -- Set things up for i18n level 4 input.
|
|
|
46 */
|
|
|
47 void
|
|
|
48 init_input (CONST char *res_name, CONST char *res_class, Display *display)
|
|
|
49 {
|
|
|
50 XIMStyles *styles;
|
|
|
51 unsigned short i;
|
|
|
52
|
|
|
53 input_method = 0;
|
|
|
54 input_method_style = 0;
|
|
|
55 initial_input_context = 0;
|
|
|
56 input_method_event_mask = 0;
|
|
|
57
|
|
|
58 input_method = XOpenIM (display, NULL,
|
|
|
59 (char *) res_name, (char *) res_class);
|
|
|
60
|
|
|
61 if (!input_method)
|
|
|
62 {
|
|
|
63 stderr_out ("WARNING: XOpenIM() failed...no input server\n");
|
|
|
64 return;
|
|
|
65 }
|
|
|
66
|
|
|
67 /* Query input method for supported input styles and pick one.
|
|
|
68 Right now, we choose a style which supports root-window preediting. */
|
|
|
69 XGetIMValues (input_method, XNQueryInputStyle, &styles, NULL);
|
|
|
70 for (i = 0; i < styles->count_styles; i++)
|
|
|
71 {
|
|
|
72 if (styles->supported_styles[i] == (XIMPreeditNothing|XIMStatusNothing))
|
|
|
73 {
|
|
|
74 input_method_style= styles->supported_styles[i];
|
|
|
75 break;
|
|
|
76 }
|
|
|
77 }
|
|
|
78
|
|
|
79 if (!input_method_style)
|
|
|
80 {
|
|
|
81 stderr_out ("WARNING: Could not find suitable input style.\n");
|
|
|
82 return;
|
|
|
83 }
|
|
|
84
|
|
|
85 initial_input_context = XCreateIC (input_method,
|
|
|
86 XNInputStyle, input_method_style,
|
|
|
87 NULL);
|
|
|
88 if (!initial_input_context)
|
|
|
89 {
|
|
|
90 stderr_out ("WARNING: Could not create input context.\n");
|
|
|
91 return;
|
|
|
92 }
|
|
|
93
|
|
|
94 XGetICValues (initial_input_context,
|
|
|
95 XNFilterEvents, &input_method_event_mask,
|
|
|
96 NULL);
|
|
|
97
|
|
|
98 /* Get a new atom for wide character client messages. */
|
|
|
99 wc_atom = XInternAtom (display, "Wide Character Event", False);
|
|
|
100 }
|
|
|
101
|
|
|
102
|
|
|
103 /*static widechar_string composed_input_buf = EMPTY_WIDECHAR_STRING;*/
|
|
|
104
|
|
|
105 #define XIM_Composed_Text_BUFSIZE 64
|
|
|
106 typedef struct XIM_Composed_Text {
|
|
|
107 int size;
|
|
|
108 wchar_t data [XIM_Composed_Text_BUFSIZE];
|
|
|
109 } XIM_Composed_Text;
|
|
|
110 static XIM_Composed_Text composed_input_buf = {XIM_Composed_Text_BUFSIZE, {0}};
|
|
|
111 /*static wcidechar composed_input_buf [64] = {0};*/
|
|
|
112 Window main_window; /* Convenient way to refer to main Era window. */
|
|
|
113
|
|
|
114 /* x_get_composed_input -- Process results of input method composition.
|
|
|
115
|
|
|
116 This function copies the results of the input method composition to
|
|
|
117 composed_input_buf. Then for each character, a custom event of type
|
|
|
118 wc_atom is sent with the character as its data.
|
|
|
119
|
|
|
120 It is probably more efficient to copy the composition results to some
|
|
|
121 allocated memory and send a single event pointing to that memory.
|
|
|
122 That would cut down on the event processing as well as allow quick
|
|
|
123 insertion into the buffer of the whole string. It might require some
|
|
|
124 care, though, to avoid fragmenting memory through the allocation and
|
|
|
125 freeing of many small chunks. Maybe the existing system for
|
|
|
126 (single-byte) string allocation can be used, multipling the length by
|
|
|
127 sizeof (wchar_t) to get the right size.
|
|
|
128 */
|
|
|
129 void
|
|
|
130 x_get_composed_input (XKeyPressedEvent *x_key_event, XIC context,
|
|
|
131 Display *display)
|
|
|
132 {
|
|
|
133 KeySym keysym;
|
|
|
134 Status status;
|
|
|
135 int len;
|
|
|
136 int i;
|
|
|
137 XClientMessageEvent new_event;
|
|
|
138
|
|
|
139 try_again:
|
|
|
140 len = XwcLookupString (context, x_key_event, composed_input_buf.data,
|
|
|
141 composed_input_buf.size, &keysym, &status);
|
|
|
142 switch (status)
|
|
|
143 {
|
|
|
144 case XBufferOverflow:
|
|
|
145 /* GROW_WC_STRING (&composed_input_buf, 32); mrb */
|
|
|
146 goto try_again;
|
|
|
147 case XLookupChars:
|
|
|
148 break;
|
|
|
149 default:
|
|
|
150 abort ();
|
|
|
151 }
|
|
|
152
|
|
|
153 new_event.type = ClientMessage;
|
|
|
154 new_event.display = x_key_event->display;
|
|
|
155 new_event.window = x_key_event->window;
|
|
|
156 new_event.message_type = wc_atom;
|
|
|
157 new_event.format = 32; /* 32-bit wide data */
|
|
|
158 new_event.data.l[2] = new_event.data.l[3] = new_event.data.l[4] = 0L;
|
|
|
159 new_event.data.l[0] = x_key_event->time;
|
|
|
160 for (i = 0; i < len; i++) {
|
|
|
161 new_event.data.l[1] = ((wchar_t *) composed_input_buf.data)[i];
|
|
|
162 XSendEvent (display, main_window, False, 0L, (XEvent *) &new_event);
|
|
|
163 }
|
|
|
164 }
|
|
|
165 #endif /* I18N4 */
|
|
|
166
|
|
|
167
|
|
|
168 Lisp_Object Qdomain;
|
|
|
169 Lisp_Object Qdefer_gettext;
|
|
|
170
|
|
20
|
171 DEFUN ("ignore-defer-gettext", Fignore_defer_gettext, 1, 1, 0, /*
|
|
0
|
172 If OBJ is of the form (defer-gettext \"string\"), return the string.
|
|
|
173 The purpose of the defer-gettext symbol is to identify strings which
|
|
|
174 are translated when they are referenced instead of when they are defined.
|
|
20
|
175 */
|
|
|
176 (obj))
|
|
0
|
177 {
|
|
|
178 if (CONSP (obj) && SYMBOLP (Fcar (obj)) && EQ (Fcar (obj), Qdefer_gettext))
|
|
|
179 return Fcar (Fcdr (obj));
|
|
|
180 else
|
|
|
181 return obj;
|
|
|
182 }
|
|
|
183
|
|
20
|
184 DEFUN ("gettext", Fgettext, 1, 1, 0, /*
|
|
0
|
185 Look up STRING in the default message domain and return its translation.
|
|
|
186 This function does nothing if I18N3 was not enabled when Emacs was compiled.
|
|
20
|
187 */
|
|
|
188 (string))
|
|
0
|
189 {
|
|
|
190 #ifdef I18N3
|
|
|
191 /* #### What should happen here is:
|
|
|
192
|
|
|
193 1) If the string has no `string-translatable' property or its value
|
|
|
194 is nil, no translation takes place. The `string-translatable' property
|
|
|
195 only gets added when a constant string is read in from a .el or .elc
|
|
|
196 file, to avoid excessive translation. (The user can also explicitly
|
|
|
197 add this property to a string.)
|
|
|
198 2) If the string's `string-translatable' property is a string,
|
|
|
199 that string should be returned. `format' add this property.
|
|
|
200 This allows translation to take place at the proper time but
|
|
|
201 avoids excessive translation if the string is not destined for
|
|
|
202 a translating stream. (See print_internal().)
|
|
|
203 3) If gettext() returns the same string, then Fgettext() should return
|
|
|
204 the same object, minus the 'string-translatable' property. */
|
|
|
205
|
|
|
206 if (STRINGP (string)) {
|
|
|
207 #ifdef DEBUG_XEMACS
|
|
14
|
208 stderr_out ("\nFgettext (%s) called.\n", XSTRING_DATA (string));
|
|
0
|
209 #endif
|
|
14
|
210 return build_string (gettext ((char *) XSTRING_DATA (string)));
|
|
0
|
211 } else {
|
|
|
212 return string;
|
|
|
213 }
|
|
|
214 #else
|
|
|
215 return string;
|
|
|
216 #endif
|
|
|
217 }
|
|
|
218
|
|
|
219 #ifdef I18N3
|
|
|
220
|
|
|
221 /* #### add the function `force-gettext', perhaps in Lisp. This
|
|
|
222 ignores the `string-translatable' property and simply calls gettext()
|
|
|
223 on the string. Add the functions `set-string-translatable' and
|
|
|
224 `set-stream-translating'. */
|
|
|
225
|
|
|
226 #endif
|
|
|
227
|
|
20
|
228 DEFUN ("dgettext", Fdgettext, 2, 2, 0, /*
|
|
0
|
229 Look up STRING in the specified message domain and return its translation.
|
|
|
230 This function does nothing if I18N3 was not enabled when Emacs was compiled.
|
|
20
|
231 */
|
|
|
232 (domain, string))
|
|
0
|
233 {
|
|
|
234 CHECK_STRING (domain);
|
|
|
235 CHECK_STRING (string);
|
|
|
236 #ifdef I18N3
|
|
14
|
237 return build_string (dgettext ((char *) XSTRING_DATA (domain),
|
|
|
238 (char *) XSTRING_DATA (string)));
|
|
0
|
239 #else
|
|
|
240 return string;
|
|
|
241 #endif
|
|
|
242 }
|
|
|
243
|
|
20
|
244 DEFUN ("bind-text-domain", Fbind_text_domain, 2, 2, 0, /*
|
|
0
|
245 Associate a pathname with a message domain.
|
|
|
246 Here's how the path to message files is constructed under SunOS 5.0:
|
|
|
247 {pathname}/{LANG}/LC_MESSAGES/{domain}.mo
|
|
|
248 This function does nothing if I18N3 was not enabled when Emacs was compiled.
|
|
20
|
249 */
|
|
|
250 (domain, pathname))
|
|
0
|
251 {
|
|
|
252 CHECK_STRING (domain);
|
|
|
253 CHECK_STRING (pathname);
|
|
|
254 #ifdef I18N3
|
|
14
|
255 return build_string (bindtextdomain ((char *) XSTRING_DATA (domain),
|
|
|
256 (char *) XSTRING_DATA (pathname)));
|
|
0
|
257 #else
|
|
|
258 return Qnil;
|
|
|
259 #endif
|
|
|
260 }
|
|
|
261
|
|
|
262 extern int load_in_progress;
|
|
|
263
|
|
20
|
264 DEFUN ("set-domain", Fset_domain, 1, 1, 0, /*
|
|
0
|
265 Specify the domain used for translating messages in this source file.
|
|
32
|
266 The domain declaration may only appear at top-level, and should precede
|
|
0
|
267 all function and variable definitions.
|
|
|
268
|
|
|
269 The presence of this declaration in a compiled file effectively sets the
|
|
|
270 domain of all functions and variables which are defined in that file.
|
|
|
271 Bug: it has no effect on source (.el) files, only compiled (.elc) files.
|
|
20
|
272 */
|
|
|
273 (domain_name))
|
|
0
|
274 {
|
|
|
275 CHECK_STRING (domain_name);
|
|
|
276 if (load_in_progress)
|
|
|
277 {
|
|
|
278 #ifdef I18N3
|
|
|
279 Vfile_domain = Fpurecopy (domain_name);
|
|
|
280 return Vfile_domain;
|
|
|
281 #else
|
|
|
282 return (domain_name);
|
|
|
283 #endif
|
|
|
284 }
|
|
|
285 else
|
|
|
286 return Qnil;
|
|
|
287 }
|
|
|
288
|
|
|
289
|
|
|
290 /************************************************************************/
|
|
|
291 /* initialization */
|
|
|
292 /************************************************************************/
|
|
|
293
|
|
|
294 void
|
|
|
295 init_intl_very_early (void)
|
|
|
296 {
|
|
|
297 #if defined (I18N2) || defined (I18N3) || defined (I18N4)
|
|
|
298 setlocale (LC_ALL, "");
|
|
|
299 #endif
|
|
|
300
|
|
|
301 #ifdef I18N3
|
|
|
302 textdomain ("emacs");
|
|
|
303 #endif
|
|
|
304 }
|
|
|
305
|
|
|
306 void
|
|
|
307 syms_of_intl (void)
|
|
|
308 {
|
|
|
309 defsymbol (&Qdomain, "domain");
|
|
|
310
|
|
|
311 /* defer-gettext is defined as a symbol because when it is used in menu
|
|
|
312 specification strings, it is not evaluated as a function by
|
|
|
313 menu_item_descriptor_to_widget_value(). */
|
|
|
314 defsymbol (&Qdefer_gettext, "defer-gettext");
|
|
|
315
|
|
20
|
316 DEFSUBR (Fignore_defer_gettext);
|
|
|
317 DEFSUBR (Fgettext);
|
|
|
318 DEFSUBR (Fdgettext);
|
|
|
319 DEFSUBR (Fbind_text_domain);
|
|
|
320 DEFSUBR (Fset_domain);
|
|
0
|
321 }
|
|
|
322
|
|
|
323 void
|
|
|
324 vars_of_intl (void)
|
|
|
325 {
|
|
|
326 #ifdef I18N2
|
|
|
327 Fprovide (intern ("i18n2"));
|
|
|
328 #endif
|
|
|
329 #ifdef I18N3
|
|
|
330 Fprovide (intern ("i18n3"));
|
|
|
331 #endif
|
|
|
332 }
|
