File: | cdk/x11/cdkkeys-x11.c |
Warning: | line 1036, column 20 Access to field 'len' results in a dereference of a null pointer (loaded from variable 'keyval_array') |
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1 | /* CDK - The GIMP Drawing Kit | |||
2 | * Copyright (C) 2000 Red Hat, Inc. | |||
3 | * | |||
4 | * This library is free software; you can redistribute it and/or | |||
5 | * modify it under the terms of the GNU Lesser General Public | |||
6 | * License as published by the Free Software Foundation; either | |||
7 | * version 2 of the License, or (at your option) any later version. | |||
8 | * | |||
9 | * This library is distributed in the hope that it will be useful, | |||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |||
12 | * Lesser General Public License for more details. | |||
13 | * | |||
14 | * You should have received a copy of the GNU Lesser General Public | |||
15 | * License along with this library. If not, see <http://www.gnu.org/licenses/>. | |||
16 | */ | |||
17 | ||||
18 | /* | |||
19 | * Modified by the CTK+ Team and others 1997-2000. See the AUTHORS | |||
20 | * file for a list of people on the CTK+ Team. See the ChangeLog | |||
21 | * files for a list of changes. These files are distributed with | |||
22 | * CTK+ at ftp://ftp.ctk.org/pub/ctk/. | |||
23 | */ | |||
24 | ||||
25 | #include "config.h" | |||
26 | ||||
27 | #include "cdkx11keys.h" | |||
28 | #include "cdkkeysprivate.h" | |||
29 | #include "cdkkeysyms.h" | |||
30 | #include "cdkprivate-x11.h" | |||
31 | #include "cdkdisplay-x11.h" | |||
32 | ||||
33 | #include <stdio.h> | |||
34 | #include <stdlib.h> | |||
35 | #include <string.h> | |||
36 | #include <unistd.h> | |||
37 | #include <limits.h> | |||
38 | #include <errno(*__errno_location ()).h> | |||
39 | ||||
40 | #ifdef HAVE_XKB1 | |||
41 | #include <X11/XKBlib.h> | |||
42 | ||||
43 | /* OSF-4.0 is apparently missing this macro | |||
44 | */ | |||
45 | # ifndef XkbKeySymEntry | |||
46 | # define XkbKeySymEntry(d,k,sl,g)((((&((d)->map)->syms[(((d)->map)->key_sym_map [(k)].offset)]))[((((((d)->map)->key_sym_map[k].width)) *(g))+(sl))])) \ | |||
47 | (XkbKeySym(d,k,((XkbKeyGroupsWidth(d,k)*(g))+(sl)))(((&((d)->map)->syms[(((d)->map)->key_sym_map [(k)].offset)]))[((((((d)->map)->key_sym_map[k].width)) *(g))+(sl))])) | |||
48 | # endif | |||
49 | #endif /* HAVE_XKB */ | |||
50 | ||||
51 | typedef struct _DirectionCacheEntry DirectionCacheEntry; | |||
52 | ||||
53 | struct _DirectionCacheEntry | |||
54 | { | |||
55 | guint serial; | |||
56 | Atom group_atom; | |||
57 | PangoDirection direction; | |||
58 | }; | |||
59 | ||||
60 | struct _CdkX11Keymap | |||
61 | { | |||
62 | CdkKeymap parent_instance; | |||
63 | ||||
64 | gint min_keycode; | |||
65 | gint max_keycode; | |||
66 | KeySym* keymap; | |||
67 | gint keysyms_per_keycode; | |||
68 | XModifierKeymap* mod_keymap; | |||
69 | guint lock_keysym; | |||
70 | CdkModifierType group_switch_mask; | |||
71 | CdkModifierType num_lock_mask; | |||
72 | CdkModifierType scroll_lock_mask; | |||
73 | CdkModifierType modmap[8]; | |||
74 | PangoDirection current_direction; | |||
75 | guint have_direction : 1; | |||
76 | guint have_lock_state : 1; | |||
77 | guint caps_lock_state : 1; | |||
78 | guint num_lock_state : 1; | |||
79 | guint scroll_lock_state : 1; | |||
80 | guint modifier_state; | |||
81 | guint current_serial; | |||
82 | ||||
83 | #ifdef HAVE_XKB1 | |||
84 | XkbDescPtr xkb_desc; | |||
85 | /* We cache the directions */ | |||
86 | Atom current_group_atom; | |||
87 | guint current_cache_serial; | |||
88 | /* A cache of size four should be more than enough, people usually | |||
89 | * have two groups around, and the xkb limit is four. It still | |||
90 | * works correct for more than four groups. It's just the | |||
91 | * cache. | |||
92 | */ | |||
93 | DirectionCacheEntry group_direction_cache[4]; | |||
94 | #endif | |||
95 | }; | |||
96 | ||||
97 | struct _CdkX11KeymapClass | |||
98 | { | |||
99 | CdkKeymapClass parent_class; | |||
100 | }; | |||
101 | ||||
102 | #define KEYMAP_USE_XKB(keymap)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb CDK_X11_DISPLAY ((keymap)->display)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb | |||
103 | #define KEYMAP_XDISPLAY(keymap)(((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->xdisplay) CDK_DISPLAY_XDISPLAY ((keymap)->display)(((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->xdisplay) | |||
104 | ||||
105 | G_DEFINE_TYPE (CdkX11Keymap, cdk_x11_keymap, CDK_TYPE_KEYMAP)static void cdk_x11_keymap_init (CdkX11Keymap *self); static void cdk_x11_keymap_class_init (CdkX11KeymapClass *klass); static GType cdk_x11_keymap_get_type_once (void); static gpointer cdk_x11_keymap_parent_class = ((void*)0); static gint CdkX11Keymap_private_offset; static void cdk_x11_keymap_class_intern_init (gpointer klass) { cdk_x11_keymap_parent_class = g_type_class_peek_parent (klass); if (CdkX11Keymap_private_offset != 0) g_type_class_adjust_private_offset (klass, &CdkX11Keymap_private_offset ); cdk_x11_keymap_class_init ((CdkX11KeymapClass*) klass); } __attribute__ ((__unused__)) static inline gpointer cdk_x11_keymap_get_instance_private (CdkX11Keymap *self) { return (((gpointer) ((guint8*) (self) + (glong) (CdkX11Keymap_private_offset)))); } GType cdk_x11_keymap_get_type (void) { static GType static_g_define_type_id = 0; if ((__extension__ ({ _Static_assert (sizeof *(&static_g_define_type_id) == sizeof (gpointer), "Expression evaluates to false"); (void) ( 0 ? (gpointer) * (&static_g_define_type_id) : ((void*)0)) ; (!(__extension__ ({ _Static_assert (sizeof *(&static_g_define_type_id ) == sizeof (gpointer), "Expression evaluates to false"); __typeof__ (*(&static_g_define_type_id)) gapg_temp_newval; __typeof__ ((&static_g_define_type_id)) gapg_temp_atomic = (&static_g_define_type_id ); __atomic_load (gapg_temp_atomic, &gapg_temp_newval, 5) ; gapg_temp_newval; })) && g_once_init_enter_pointer ( &static_g_define_type_id)); })) ) { GType g_define_type_id = cdk_x11_keymap_get_type_once (); (__extension__ ({ _Static_assert (sizeof *(&static_g_define_type_id) == sizeof (gpointer) , "Expression evaluates to false"); 0 ? (void) (*(&static_g_define_type_id ) = (g_define_type_id)) : (void) 0; g_once_init_leave_pointer ((&static_g_define_type_id), (gpointer) (guintptr) (g_define_type_id )); })) ; } return static_g_define_type_id; } __attribute__ ( (__noinline__)) static GType cdk_x11_keymap_get_type_once (void ) { GType g_define_type_id = g_type_register_static_simple (( cdk_keymap_get_type ()), g_intern_static_string ("CdkX11Keymap" ), sizeof (CdkX11KeymapClass), (GClassInitFunc)(void (*)(void )) cdk_x11_keymap_class_intern_init, sizeof (CdkX11Keymap), ( GInstanceInitFunc)(void (*)(void)) cdk_x11_keymap_init, (GTypeFlags ) 0); { {{};} } return g_define_type_id; } | |||
106 | ||||
107 | static void | |||
108 | cdk_x11_keymap_init (CdkX11Keymap *keymap) | |||
109 | { | |||
110 | keymap->min_keycode = 0; | |||
111 | keymap->max_keycode = 0; | |||
112 | ||||
113 | keymap->keymap = NULL((void*)0); | |||
114 | keymap->keysyms_per_keycode = 0; | |||
115 | keymap->mod_keymap = NULL((void*)0); | |||
116 | ||||
117 | keymap->num_lock_mask = 0; | |||
118 | keymap->scroll_lock_mask = 0; | |||
119 | keymap->group_switch_mask = 0; | |||
120 | keymap->lock_keysym = CDK_KEY_Caps_Lock0xffe5; | |||
121 | keymap->have_direction = FALSE(0); | |||
122 | keymap->have_lock_state = FALSE(0); | |||
123 | keymap->current_serial = 0; | |||
124 | ||||
125 | #ifdef HAVE_XKB1 | |||
126 | keymap->xkb_desc = NULL((void*)0); | |||
127 | keymap->current_group_atom = 0; | |||
128 | keymap->current_cache_serial = 0; | |||
129 | #endif | |||
130 | ||||
131 | } | |||
132 | ||||
133 | static void | |||
134 | cdk_x11_keymap_finalize (GObject *object) | |||
135 | { | |||
136 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (object)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((object)), ((cdk_x11_keymap_get_type())))))); | |||
137 | ||||
138 | if (keymap_x11->keymap) | |||
139 | XFree (keymap_x11->keymap); | |||
140 | ||||
141 | if (keymap_x11->mod_keymap) | |||
142 | XFreeModifiermap (keymap_x11->mod_keymap); | |||
143 | ||||
144 | #ifdef HAVE_XKB1 | |||
145 | if (keymap_x11->xkb_desc) | |||
146 | XkbFreeKeyboard (keymap_x11->xkb_desc, XkbAllComponentsMask(0x7f), True1); | |||
147 | #endif | |||
148 | ||||
149 | G_OBJECT_CLASS (cdk_x11_keymap_parent_class)((((GObjectClass*) (void *) g_type_check_class_cast ((GTypeClass *) ((cdk_x11_keymap_parent_class)), (((GType) ((20) << ( 2))))))))->finalize (object); | |||
150 | } | |||
151 | ||||
152 | static inline void | |||
153 | update_keyrange (CdkX11Keymap *keymap_x11) | |||
154 | { | |||
155 | if (keymap_x11->max_keycode == 0) | |||
156 | XDisplayKeycodes (KEYMAP_XDISPLAY (CDK_KEYMAP (keymap_x11))(((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((((((CdkKeymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap_x11)), ((cdk_keymap_get_type ())))))))->display )), ((cdk_x11_display_get_type()))))))->xdisplay), | |||
157 | &keymap_x11->min_keycode, &keymap_x11->max_keycode); | |||
158 | } | |||
159 | ||||
160 | #ifdef HAVE_XKB1 | |||
161 | ||||
162 | static void | |||
163 | update_modmap (Display *display, | |||
164 | CdkX11Keymap *keymap_x11) | |||
165 | { | |||
166 | static struct { | |||
167 | const gchar *name; | |||
168 | Atom atom; | |||
169 | CdkModifierType mask; | |||
170 | } vmods[] = { | |||
171 | { "Meta", 0, CDK_META_MASK }, | |||
172 | { "Super", 0, CDK_SUPER_MASK }, | |||
173 | { "Hyper", 0, CDK_HYPER_MASK }, | |||
174 | { NULL((void*)0), 0, 0 } | |||
175 | }; | |||
176 | ||||
177 | gint i, j, k; | |||
178 | ||||
179 | if (!vmods[0].atom) | |||
180 | for (i = 0; vmods[i].name; i++) | |||
181 | vmods[i].atom = XInternAtom (display, vmods[i].name, FALSE(0)); | |||
182 | ||||
183 | for (i = 0; i < 8; i++) | |||
184 | keymap_x11->modmap[i] = 1 << i; | |||
185 | ||||
186 | for (i = 0; i < XkbNumVirtualMods16; i++) | |||
187 | { | |||
188 | for (j = 0; vmods[j].atom; j++) | |||
189 | { | |||
190 | if (keymap_x11->xkb_desc->names->vmods[i] == vmods[j].atom) | |||
191 | { | |||
192 | for (k = 0; k < 8; k++) | |||
193 | { | |||
194 | if (keymap_x11->xkb_desc->server->vmods[i] & (1 << k)) | |||
195 | keymap_x11->modmap[k] |= vmods[j].mask; | |||
196 | } | |||
197 | } | |||
198 | } | |||
199 | } | |||
200 | } | |||
201 | ||||
202 | static XkbDescPtr | |||
203 | get_xkb (CdkX11Keymap *keymap_x11) | |||
204 | { | |||
205 | CdkX11Display *display_x11 = CDK_X11_DISPLAY (CDK_KEYMAP (keymap_x11)->display)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((((((CdkKeymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap_x11)), ((cdk_keymap_get_type ()))))))->display )), ((cdk_x11_display_get_type())))))); | |||
206 | Display *xdisplay = display_x11->xdisplay; | |||
207 | ||||
208 | update_keyrange (keymap_x11); | |||
209 | ||||
210 | if (keymap_x11->xkb_desc == NULL((void*)0)) | |||
211 | { | |||
212 | keymap_x11->xkb_desc = XkbGetMap (xdisplay, XkbKeySymsMask(1<<1) | XkbKeyTypesMask(1<<0) | XkbModifierMapMask(1<<2) | XkbVirtualModsMask(1<<6), XkbUseCoreKbd0x0100); | |||
213 | if (keymap_x11->xkb_desc == NULL((void*)0)) | |||
214 | { | |||
215 | g_error ("Failed to get keymap"); | |||
216 | return NULL((void*)0); | |||
217 | } | |||
218 | ||||
219 | XkbGetNames (xdisplay, XkbGroupNamesMask(1<<12) | XkbVirtualModNamesMask(1<<11), keymap_x11->xkb_desc); | |||
220 | ||||
221 | update_modmap (xdisplay, keymap_x11); | |||
222 | } | |||
223 | else if (keymap_x11->current_serial != display_x11->keymap_serial) | |||
224 | { | |||
225 | XkbGetUpdatedMap (xdisplay, XkbKeySymsMask(1<<1) | XkbKeyTypesMask(1<<0) | XkbModifierMapMask(1<<2) | XkbVirtualModsMask(1<<6), | |||
226 | keymap_x11->xkb_desc); | |||
227 | XkbGetNames (xdisplay, XkbGroupNamesMask(1<<12) | XkbVirtualModNamesMask(1<<11), keymap_x11->xkb_desc); | |||
228 | ||||
229 | update_modmap (xdisplay, keymap_x11); | |||
230 | } | |||
231 | ||||
232 | keymap_x11->current_serial = display_x11->keymap_serial; | |||
233 | ||||
234 | if (keymap_x11->num_lock_mask == 0) | |||
235 | keymap_x11->num_lock_mask = XkbKeysymToModifiers (KEYMAP_XDISPLAY (CDK_KEYMAP (keymap_x11))(((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((((((CdkKeymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap_x11)), ((cdk_keymap_get_type ())))))))->display )), ((cdk_x11_display_get_type()))))))->xdisplay), CDK_KEY_Num_Lock0xff7f); | |||
236 | ||||
237 | if (keymap_x11->scroll_lock_mask == 0) | |||
238 | keymap_x11->scroll_lock_mask = XkbKeysymToModifiers (KEYMAP_XDISPLAY (CDK_KEYMAP (keymap_x11))(((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((((((CdkKeymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap_x11)), ((cdk_keymap_get_type ())))))))->display )), ((cdk_x11_display_get_type()))))))->xdisplay), CDK_KEY_Scroll_Lock0xff14); | |||
239 | ||||
240 | ||||
241 | return keymap_x11->xkb_desc; | |||
242 | } | |||
243 | #endif /* HAVE_XKB */ | |||
244 | ||||
245 | /* Whether we were able to turn on detectable-autorepeat using | |||
246 | * XkbSetDetectableAutorepeat. If FALSE, we’ll fall back | |||
247 | * to checking the next event with XPending(). | |||
248 | */ | |||
249 | ||||
250 | /* Find the index of the group/level pair within the keysyms for a key. | |||
251 | * We round up the number of keysyms per keycode to the next even number, | |||
252 | * otherwise we lose a whole group of keys | |||
253 | */ | |||
254 | #define KEYSYM_INDEX(keymap_impl, group, level)(2 * ((group) % (gint)((keymap_impl->keysyms_per_keycode + 1) / 2)) + (level)) \ | |||
255 | (2 * ((group) % (gint)((keymap_impl->keysyms_per_keycode + 1) / 2)) + (level)) | |||
256 | #define KEYSYM_IS_KEYPAD(s)(((s) >= 0xff80 && (s) <= 0xffbd) || ((s) >= 0x11000000 && (s) <= 0x1100ffff)) (((s) >= 0xff80 && (s) <= 0xffbd) || \ | |||
257 | ((s) >= 0x11000000 && (s) <= 0x1100ffff)) | |||
258 | ||||
259 | static gint | |||
260 | get_symbol (const KeySym *syms, | |||
261 | CdkX11Keymap *keymap_x11, | |||
262 | gint group, | |||
263 | gint level) | |||
264 | { | |||
265 | gint index; | |||
266 | ||||
267 | index = KEYSYM_INDEX(keymap_x11, group, level)(2 * ((group) % (gint)((keymap_x11->keysyms_per_keycode + 1 ) / 2)) + (level)); | |||
268 | if (index >= keymap_x11->keysyms_per_keycode) | |||
269 | return NoSymbol0L; | |||
270 | ||||
271 | return syms[index]; | |||
272 | } | |||
273 | ||||
274 | static void | |||
275 | set_symbol (KeySym *syms, | |||
276 | CdkX11Keymap *keymap_x11, | |||
277 | gint group, | |||
278 | gint level, | |||
279 | KeySym sym) | |||
280 | { | |||
281 | gint index; | |||
282 | ||||
283 | index = KEYSYM_INDEX(keymap_x11, group, level)(2 * ((group) % (gint)((keymap_x11->keysyms_per_keycode + 1 ) / 2)) + (level)); | |||
284 | if (index >= keymap_x11->keysyms_per_keycode) | |||
285 | return; | |||
286 | ||||
287 | syms[index] = sym; | |||
288 | } | |||
289 | ||||
290 | static void | |||
291 | update_keymaps (CdkX11Keymap *keymap_x11) | |||
292 | { | |||
293 | CdkX11Display *display_x11 = CDK_X11_DISPLAY (CDK_KEYMAP (keymap_x11)->display)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((((((CdkKeymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap_x11)), ((cdk_keymap_get_type ()))))))->display )), ((cdk_x11_display_get_type())))))); | |||
294 | Display *xdisplay = display_x11->xdisplay; | |||
295 | ||||
296 | #ifdef HAVE_XKB1 | |||
297 | g_assert (!KEYMAP_USE_XKB (CDK_KEYMAP (keymap_x11)))do { if (!((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance*) (((((((CdkKeymap*) (void *) g_type_check_instance_cast ((GTypeInstance*) ((keymap_x11)), ((cdk_keymap_get_type ())) )))))->display)), ((cdk_x11_display_get_type()))))))->use_xkb ) ; else g_assertion_message_expr ("Cdk", "cdkkeys-x11.c", 297 , ((const char*) (__func__)), "!KEYMAP_USE_XKB (CDK_KEYMAP (keymap_x11))" ); } while (0); | |||
298 | #endif | |||
299 | ||||
300 | if (keymap_x11->keymap == NULL((void*)0) || | |||
301 | keymap_x11->current_serial != display_x11->keymap_serial) | |||
302 | { | |||
303 | gint i; | |||
304 | gint map_size; | |||
305 | gint keycode; | |||
306 | ||||
307 | keymap_x11->current_serial = display_x11->keymap_serial; | |||
308 | ||||
309 | update_keyrange (keymap_x11); | |||
310 | ||||
311 | if (keymap_x11->keymap) | |||
312 | XFree (keymap_x11->keymap); | |||
313 | ||||
314 | if (keymap_x11->mod_keymap) | |||
315 | XFreeModifiermap (keymap_x11->mod_keymap); | |||
316 | ||||
317 | keymap_x11->keymap = XGetKeyboardMapping (xdisplay, keymap_x11->min_keycode, | |||
318 | keymap_x11->max_keycode - keymap_x11->min_keycode + 1, | |||
319 | &keymap_x11->keysyms_per_keycode); | |||
320 | ||||
321 | ||||
322 | /* CDK_KEY_ISO_Left_Tab, as usually configured through XKB, really messes | |||
323 | * up the whole idea of "consumed modifiers" because shift is consumed. | |||
324 | * However, <shift>Tab is not usually CDK_KEY_ISO_Left_Tab without XKB, | |||
325 | * we we fudge the map here. | |||
326 | */ | |||
327 | keycode = keymap_x11->min_keycode; | |||
328 | while (keycode <= keymap_x11->max_keycode) | |||
329 | { | |||
330 | KeySym *syms = keymap_x11->keymap + (keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; | |||
331 | /* Check both groups */ | |||
332 | for (i = 0 ; i < 2 ; i++) | |||
333 | { | |||
334 | if (get_symbol (syms, keymap_x11, i, 0) == CDK_KEY_Tab0xff09) | |||
335 | set_symbol (syms, keymap_x11, i, 1, CDK_KEY_ISO_Left_Tab0xfe20); | |||
336 | } | |||
337 | ||||
338 | /* | |||
339 | * If there is one keysym and the key symbol has upper and lower | |||
340 | * case variants fudge the keymap | |||
341 | */ | |||
342 | if (get_symbol (syms, keymap_x11, 0, 1) == 0) | |||
343 | { | |||
344 | guint lower; | |||
345 | guint upper; | |||
346 | ||||
347 | cdk_keyval_convert_case (get_symbol (syms, keymap_x11, 0, 0), &lower, &upper); | |||
348 | if (lower != upper) | |||
349 | { | |||
350 | set_symbol (syms, keymap_x11, 0, 0, lower); | |||
351 | set_symbol (syms, keymap_x11, 0, 1, upper); | |||
352 | } | |||
353 | } | |||
354 | ||||
355 | ++keycode; | |||
356 | } | |||
357 | ||||
358 | keymap_x11->mod_keymap = XGetModifierMapping (xdisplay); | |||
359 | ||||
360 | keymap_x11->lock_keysym = CDK_KEY_VoidSymbol0xffffff; | |||
361 | keymap_x11->group_switch_mask = 0; | |||
362 | keymap_x11->num_lock_mask = 0; | |||
363 | keymap_x11->scroll_lock_mask = 0; | |||
364 | ||||
365 | for (i = 0; i < 8; i++) | |||
366 | keymap_x11->modmap[i] = 1 << i; | |||
367 | ||||
368 | /* There are 8 sets of modifiers, with each set containing | |||
369 | * max_keypermod keycodes. | |||
370 | */ | |||
371 | map_size = 8 * keymap_x11->mod_keymap->max_keypermod; | |||
372 | for (i = 0; i < map_size; i++) | |||
373 | { | |||
374 | /* Get the key code at this point in the map. */ | |||
375 | gint code = keymap_x11->mod_keymap->modifiermap[i]; | |||
376 | gint j; | |||
377 | KeySym *syms; | |||
378 | guint mask; | |||
379 | ||||
380 | /* Ignore invalid keycodes. */ | |||
381 | if (code < keymap_x11->min_keycode || | |||
382 | code > keymap_x11->max_keycode) | |||
383 | continue; | |||
384 | ||||
385 | syms = keymap_x11->keymap + (code - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; | |||
386 | ||||
387 | mask = 0; | |||
388 | for (j = 0; j < keymap_x11->keysyms_per_keycode; j++) | |||
389 | { | |||
390 | if (syms[j] == CDK_KEY_Meta_L0xffe7 || | |||
391 | syms[j] == CDK_KEY_Meta_R0xffe8) | |||
392 | mask |= CDK_META_MASK; | |||
393 | else if (syms[j] == CDK_KEY_Hyper_L0xffed || | |||
394 | syms[j] == CDK_KEY_Hyper_R0xffee) | |||
395 | mask |= CDK_HYPER_MASK; | |||
396 | else if (syms[j] == CDK_KEY_Super_L0xffeb || | |||
397 | syms[j] == CDK_KEY_Super_R0xffec) | |||
398 | mask |= CDK_SUPER_MASK; | |||
399 | } | |||
400 | ||||
401 | keymap_x11->modmap[i / keymap_x11->mod_keymap->max_keypermod] |= mask; | |||
402 | ||||
403 | /* The fourth modifier, CDK_MOD1_MASK is 1 << 3. | |||
404 | * Each group of max_keypermod entries refers to the same modifier. | |||
405 | */ | |||
406 | mask = 1 << (i / keymap_x11->mod_keymap->max_keypermod); | |||
407 | ||||
408 | switch (mask) | |||
409 | { | |||
410 | case CDK_LOCK_MASK: | |||
411 | /* Get the Lock keysym. If any keysym bound to the Lock modifier | |||
412 | * is Caps_Lock, we will interpret the modifier as Caps_Lock; | |||
413 | * otherwise, if any is bound to Shift_Lock, we will interpret | |||
414 | * the modifier as Shift_Lock. Otherwise, the lock modifier | |||
415 | * has no effect. | |||
416 | */ | |||
417 | for (j = 0; j < keymap_x11->keysyms_per_keycode; j++) | |||
418 | { | |||
419 | if (syms[j] == CDK_KEY_Caps_Lock0xffe5) | |||
420 | keymap_x11->lock_keysym = CDK_KEY_Caps_Lock0xffe5; | |||
421 | else if (syms[j] == CDK_KEY_Shift_Lock0xffe6 && | |||
422 | keymap_x11->lock_keysym == CDK_KEY_VoidSymbol0xffffff) | |||
423 | keymap_x11->lock_keysym = CDK_KEY_Shift_Lock0xffe6; | |||
424 | } | |||
425 | break; | |||
426 | ||||
427 | case CDK_CONTROL_MASK: | |||
428 | case CDK_SHIFT_MASK: | |||
429 | case CDK_MOD1_MASK: | |||
430 | /* Some keyboard maps are known to map Mode_Switch as an | |||
431 | * extra Mod1 key. In circumstances like that, it won't be | |||
432 | * used to switch groups. | |||
433 | */ | |||
434 | break; | |||
435 | ||||
436 | default: | |||
437 | /* Find the Mode_Switch, Num_Lock and Scroll_Lock modifiers. */ | |||
438 | for (j = 0; j < keymap_x11->keysyms_per_keycode; j++) | |||
439 | { | |||
440 | if (syms[j] == CDK_KEY_Mode_switch0xff7e) | |||
441 | { | |||
442 | /* This modifier swaps groups */ | |||
443 | keymap_x11->group_switch_mask |= mask; | |||
444 | } | |||
445 | else if (syms[j] == CDK_KEY_Num_Lock0xff7f) | |||
446 | { | |||
447 | /* This modifier is used for Num_Lock */ | |||
448 | keymap_x11->num_lock_mask |= mask; | |||
449 | } | |||
450 | else if (syms[j] == CDK_KEY_Scroll_Lock0xff14) | |||
451 | { | |||
452 | /* This modifier is used for Scroll_Lock */ | |||
453 | keymap_x11->scroll_lock_mask |= mask; | |||
454 | } | |||
455 | } | |||
456 | break; | |||
457 | } | |||
458 | } | |||
459 | } | |||
460 | } | |||
461 | ||||
462 | static const KeySym* | |||
463 | get_keymap (CdkX11Keymap *keymap_x11) | |||
464 | { | |||
465 | update_keymaps (keymap_x11); | |||
466 | ||||
467 | return keymap_x11->keymap; | |||
468 | } | |||
469 | ||||
470 | #ifdef HAVE_XKB1 | |||
471 | static PangoDirection | |||
472 | get_direction (XkbDescRec *xkb, | |||
473 | gint group) | |||
474 | { | |||
475 | gint code; | |||
476 | ||||
477 | gint rtl_minus_ltr = 0; /* total number of RTL keysyms minus LTR ones */ | |||
478 | ||||
479 | for (code = xkb->min_key_code; code <= xkb->max_key_code; code++) | |||
480 | { | |||
481 | gint level = 0; | |||
482 | KeySym sym = XkbKeySymEntry (xkb, code, level, group)((((&((xkb)->map)->syms[(((xkb)->map)->key_sym_map [(code)].offset)]))[((((((xkb)->map)->key_sym_map[code] .width))*(group))+(level))])); | |||
483 | PangoDirection dir = cdk_unichar_direction (cdk_keyval_to_unicode (sym)); | |||
484 | ||||
485 | switch (dir) | |||
486 | { | |||
487 | case PANGO_DIRECTION_RTL: | |||
488 | rtl_minus_ltr++; | |||
489 | break; | |||
490 | case PANGO_DIRECTION_LTR: | |||
491 | rtl_minus_ltr--; | |||
492 | break; | |||
493 | default: | |||
494 | break; | |||
495 | } | |||
496 | } | |||
497 | ||||
498 | if (rtl_minus_ltr > 0) | |||
499 | return PANGO_DIRECTION_RTL; | |||
500 | else | |||
501 | return PANGO_DIRECTION_LTR; | |||
502 | } | |||
503 | ||||
504 | static PangoDirection | |||
505 | get_direction_from_cache (CdkX11Keymap *keymap_x11, | |||
506 | XkbDescPtr xkb, | |||
507 | gint group) | |||
508 | { | |||
509 | Atom group_atom = xkb->names->groups[group]; | |||
510 | ||||
511 | gboolean cache_hit = FALSE(0); | |||
512 | DirectionCacheEntry *cache = keymap_x11->group_direction_cache; | |||
513 | ||||
514 | PangoDirection direction = PANGO_DIRECTION_NEUTRAL; | |||
515 | gint i; | |||
516 | ||||
517 | if (keymap_x11->have_direction) | |||
518 | { | |||
519 | /* lookup in cache */ | |||
520 | for (i = 0; i < G_N_ELEMENTS (keymap_x11->group_direction_cache)(sizeof (keymap_x11->group_direction_cache) / sizeof ((keymap_x11 ->group_direction_cache)[0])); i++) | |||
521 | { | |||
522 | if (cache[i].group_atom == group_atom) | |||
523 | { | |||
524 | cache_hit = TRUE(!(0)); | |||
525 | cache[i].serial = keymap_x11->current_cache_serial++; /* freshen */ | |||
526 | direction = cache[i].direction; | |||
527 | group_atom = cache[i].group_atom; | |||
528 | break; | |||
529 | } | |||
530 | } | |||
531 | } | |||
532 | else | |||
533 | { | |||
534 | /* initialize cache */ | |||
535 | for (i = 0; i < G_N_ELEMENTS (keymap_x11->group_direction_cache)(sizeof (keymap_x11->group_direction_cache) / sizeof ((keymap_x11 ->group_direction_cache)[0])); i++) | |||
536 | { | |||
537 | cache[i].group_atom = 0; | |||
538 | cache[i].serial = keymap_x11->current_cache_serial; | |||
539 | } | |||
540 | keymap_x11->current_cache_serial++; | |||
541 | } | |||
542 | ||||
543 | /* insert in cache */ | |||
544 | if (!cache_hit) | |||
545 | { | |||
546 | gint oldest = 0; | |||
547 | ||||
548 | direction = get_direction (xkb, group); | |||
549 | ||||
550 | /* remove the oldest entry */ | |||
551 | for (i = 0; i < G_N_ELEMENTS (keymap_x11->group_direction_cache)(sizeof (keymap_x11->group_direction_cache) / sizeof ((keymap_x11 ->group_direction_cache)[0])); i++) | |||
552 | { | |||
553 | if (cache[i].serial < cache[oldest].serial) | |||
554 | oldest = i; | |||
555 | } | |||
556 | ||||
557 | cache[oldest].group_atom = group_atom; | |||
558 | cache[oldest].direction = direction; | |||
559 | cache[oldest].serial = keymap_x11->current_cache_serial++; | |||
560 | } | |||
561 | ||||
562 | return direction; | |||
563 | } | |||
564 | ||||
565 | static int | |||
566 | get_num_groups (CdkKeymap *keymap, | |||
567 | XkbDescPtr xkb) | |||
568 | { | |||
569 | Display *display = KEYMAP_XDISPLAY (keymap)(((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->xdisplay); | |||
570 | XkbGetControls(display, XkbSlowKeysMask(1L << 1), xkb); | |||
571 | XkbGetUpdatedMap (display, XkbKeySymsMask(1<<1) | XkbKeyTypesMask(1<<0) | | |||
572 | XkbModifierMapMask(1<<2) | XkbVirtualModsMask(1<<6), xkb); | |||
573 | return xkb->ctrls->num_groups; | |||
574 | } | |||
575 | ||||
576 | static gboolean | |||
577 | update_direction (CdkX11Keymap *keymap_x11, | |||
578 | gint group) | |||
579 | { | |||
580 | XkbDescPtr xkb = get_xkb (keymap_x11); | |||
581 | Atom group_atom; | |||
582 | gboolean had_direction; | |||
583 | PangoDirection old_direction; | |||
584 | ||||
585 | had_direction = keymap_x11->have_direction; | |||
586 | old_direction = keymap_x11->current_direction; | |||
587 | ||||
588 | group_atom = xkb->names->groups[group]; | |||
589 | ||||
590 | /* a group change? */ | |||
591 | if (!keymap_x11->have_direction || keymap_x11->current_group_atom != group_atom) | |||
592 | { | |||
593 | keymap_x11->current_direction = get_direction_from_cache (keymap_x11, xkb, group); | |||
594 | keymap_x11->current_group_atom = group_atom; | |||
595 | keymap_x11->have_direction = TRUE(!(0)); | |||
596 | } | |||
597 | ||||
598 | return !had_direction || old_direction != keymap_x11->current_direction; | |||
599 | } | |||
600 | ||||
601 | static gboolean | |||
602 | update_lock_state (CdkX11Keymap *keymap_x11, | |||
603 | gint locked_mods, | |||
604 | gint effective_mods) | |||
605 | { | |||
606 | XkbDescPtr xkb G_GNUC_UNUSED__attribute__ ((__unused__)); | |||
607 | gboolean have_lock_state; | |||
608 | gboolean caps_lock_state; | |||
609 | gboolean num_lock_state; | |||
610 | gboolean scroll_lock_state; | |||
611 | guint modifier_state; | |||
612 | ||||
613 | /* ensure keymap_x11->num_lock_mask is initialized */ | |||
614 | xkb = get_xkb (keymap_x11); | |||
615 | ||||
616 | have_lock_state = keymap_x11->have_lock_state; | |||
617 | caps_lock_state = keymap_x11->caps_lock_state; | |||
618 | num_lock_state = keymap_x11->num_lock_state; | |||
619 | scroll_lock_state = keymap_x11->scroll_lock_state; | |||
620 | modifier_state = keymap_x11->modifier_state; | |||
621 | ||||
622 | keymap_x11->have_lock_state = TRUE(!(0)); | |||
623 | keymap_x11->caps_lock_state = (locked_mods & CDK_LOCK_MASK) != 0; | |||
624 | keymap_x11->num_lock_state = (locked_mods & keymap_x11->num_lock_mask) != 0; | |||
625 | keymap_x11->scroll_lock_state = (locked_mods & keymap_x11->scroll_lock_mask) != 0; | |||
626 | /* FIXME: sanitize this */ | |||
627 | keymap_x11->modifier_state = (guint)effective_mods; | |||
628 | ||||
629 | return !have_lock_state | |||
630 | || (caps_lock_state != keymap_x11->caps_lock_state) | |||
631 | || (num_lock_state != keymap_x11->num_lock_state) | |||
632 | || (scroll_lock_state != keymap_x11->scroll_lock_state) | |||
633 | || (modifier_state != keymap_x11->modifier_state); | |||
634 | } | |||
635 | ||||
636 | /* keep this in sync with the XkbSelectEventDetails() | |||
637 | * call in cdk_display_open() | |||
638 | */ | |||
639 | void | |||
640 | _cdk_x11_keymap_state_changed (CdkDisplay *display, | |||
641 | XEvent *xevent) | |||
642 | { | |||
643 | CdkX11Display *display_x11 = CDK_X11_DISPLAY (display)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((display)), ((cdk_x11_display_get_type())))))); | |||
644 | XkbEvent *xkb_event = (XkbEvent *)xevent; | |||
645 | ||||
646 | if (display_x11->keymap) | |||
647 | { | |||
648 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (display_x11->keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((display_x11->keymap)), ((cdk_x11_keymap_get_type()))) ))); | |||
649 | ||||
650 | if (update_direction (keymap_x11, XkbStateGroup (&xkb_event->state)((&xkb_event->state)->base_group+(&xkb_event-> state)->latched_group+((&xkb_event->state)->locked_group )))) | |||
651 | g_signal_emit_by_name (keymap_x11, "direction-changed"); | |||
652 | ||||
653 | if (update_lock_state (keymap_x11, | |||
654 | xkb_event->state.locked_mods, | |||
655 | xkb_event->state.mods)) | |||
656 | g_signal_emit_by_name (keymap_x11, "state-changed"); | |||
657 | } | |||
658 | } | |||
659 | ||||
660 | #endif /* HAVE_XKB */ | |||
661 | ||||
662 | static void | |||
663 | ensure_lock_state (CdkKeymap *keymap) | |||
664 | { | |||
665 | #ifdef HAVE_XKB1 | |||
666 | if (KEYMAP_USE_XKB (keymap)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb) | |||
667 | { | |||
668 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
669 | ||||
670 | if (!keymap_x11->have_lock_state) | |||
671 | { | |||
672 | CdkDisplay *display = keymap->display; | |||
673 | XkbStateRec state_rec; | |||
674 | ||||
675 | XkbGetState (CDK_DISPLAY_XDISPLAY (display)(((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((display)), ((cdk_x11_display_get_type()))))))->xdisplay ), XkbUseCoreKbd0x0100, &state_rec); | |||
676 | update_lock_state (keymap_x11, state_rec.locked_mods, state_rec.mods); | |||
677 | } | |||
678 | } | |||
679 | #endif /* HAVE_XKB */ | |||
680 | } | |||
681 | ||||
682 | void | |||
683 | _cdk_x11_keymap_keys_changed (CdkDisplay *display) | |||
684 | { | |||
685 | CdkX11Display *display_x11 = CDK_X11_DISPLAY (display)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((display)), ((cdk_x11_display_get_type())))))); | |||
686 | ||||
687 | ++display_x11->keymap_serial; | |||
688 | ||||
689 | if (display_x11->keymap) | |||
690 | g_signal_emit_by_name (display_x11->keymap, "keys_changed", 0); | |||
691 | } | |||
692 | ||||
693 | static PangoDirection | |||
694 | cdk_x11_keymap_get_direction (CdkKeymap *keymap) | |||
695 | { | |||
696 | #ifdef HAVE_XKB1 | |||
697 | if (KEYMAP_USE_XKB (keymap)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb) | |||
698 | { | |||
699 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
700 | ||||
701 | if (!keymap_x11->have_direction) | |||
702 | { | |||
703 | CdkDisplay *display = keymap->display; | |||
704 | XkbStateRec state_rec; | |||
705 | ||||
706 | XkbGetState (CDK_DISPLAY_XDISPLAY (display)(((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((display)), ((cdk_x11_display_get_type()))))))->xdisplay ), XkbUseCoreKbd0x0100, | |||
707 | &state_rec); | |||
708 | update_direction (keymap_x11, XkbStateGroup (&state_rec)((&state_rec)->base_group+(&state_rec)->latched_group +((&state_rec)->locked_group))); | |||
709 | } | |||
710 | ||||
711 | return keymap_x11->current_direction; | |||
712 | } | |||
713 | else | |||
714 | #endif /* HAVE_XKB */ | |||
715 | return PANGO_DIRECTION_NEUTRAL; | |||
716 | } | |||
717 | ||||
718 | static gboolean | |||
719 | cdk_x11_keymap_have_bidi_layouts (CdkKeymap *keymap) | |||
720 | { | |||
721 | #ifdef HAVE_XKB1 | |||
722 | if (KEYMAP_USE_XKB (keymap)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb) | |||
723 | { | |||
724 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
725 | XkbDescPtr xkb = get_xkb (keymap_x11); | |||
726 | int num_groups = get_num_groups (keymap, xkb); | |||
727 | ||||
728 | int i; | |||
729 | gboolean have_ltr_keyboard = FALSE(0); | |||
730 | gboolean have_rtl_keyboard = FALSE(0); | |||
731 | ||||
732 | for (i = 0; i < num_groups; i++) | |||
733 | { | |||
734 | if (get_direction_from_cache (keymap_x11, xkb, i) == PANGO_DIRECTION_RTL) | |||
735 | have_rtl_keyboard = TRUE(!(0)); | |||
736 | else | |||
737 | have_ltr_keyboard = TRUE(!(0)); | |||
738 | } | |||
739 | ||||
740 | return have_ltr_keyboard && have_rtl_keyboard; | |||
741 | } | |||
742 | else | |||
743 | #endif /* HAVE_XKB */ | |||
744 | return FALSE(0); | |||
745 | } | |||
746 | ||||
747 | static gboolean | |||
748 | cdk_x11_keymap_get_caps_lock_state (CdkKeymap *keymap) | |||
749 | { | |||
750 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
751 | ||||
752 | ensure_lock_state (keymap); | |||
753 | ||||
754 | return keymap_x11->caps_lock_state; | |||
755 | } | |||
756 | ||||
757 | static gboolean | |||
758 | cdk_x11_keymap_get_num_lock_state (CdkKeymap *keymap) | |||
759 | { | |||
760 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
761 | ||||
762 | ensure_lock_state (keymap); | |||
763 | ||||
764 | return keymap_x11->num_lock_state; | |||
765 | } | |||
766 | ||||
767 | static gboolean | |||
768 | cdk_x11_keymap_get_scroll_lock_state (CdkKeymap *keymap) | |||
769 | { | |||
770 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
771 | ||||
772 | ensure_lock_state (keymap); | |||
773 | ||||
774 | return keymap_x11->scroll_lock_state; | |||
775 | } | |||
776 | ||||
777 | static guint | |||
778 | cdk_x11_keymap_get_modifier_state (CdkKeymap *keymap) | |||
779 | { | |||
780 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
781 | ||||
782 | ensure_lock_state (keymap); | |||
783 | ||||
784 | return keymap_x11->modifier_state; | |||
785 | } | |||
786 | ||||
787 | static gboolean | |||
788 | cdk_x11_keymap_get_entries_for_keyval (CdkKeymap *keymap, | |||
789 | guint keyval, | |||
790 | CdkKeymapKey **keys, | |||
791 | gint *n_keys) | |||
792 | { | |||
793 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
794 | GArray *retval; | |||
795 | ||||
796 | retval = g_array_new (FALSE(0), FALSE(0), sizeof (CdkKeymapKey)); | |||
797 | ||||
798 | #ifdef HAVE_XKB1 | |||
799 | if (KEYMAP_USE_XKB (keymap)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb) | |||
800 | { | |||
801 | /* See sec 15.3.4 in XKB docs */ | |||
802 | ||||
803 | XkbDescRec *xkb = get_xkb (keymap_x11); | |||
804 | gint keycode; | |||
805 | ||||
806 | keycode = keymap_x11->min_keycode; | |||
807 | ||||
808 | while (keycode <= keymap_x11->max_keycode) | |||
809 | { | |||
810 | gint max_shift_levels = XkbKeyGroupsWidth (xkb, keycode)((((xkb)->map)->key_sym_map[keycode].width)); /* "key width" */ | |||
811 | gint group = 0; | |||
812 | gint level = 0; | |||
813 | gint total_syms = XkbKeyNumSyms (xkb, keycode)(((((xkb)->map)->key_sym_map[(keycode)].width)*(((((xkb )->map)->key_sym_map[(keycode)].group_info)&0x0f))) ); | |||
814 | gint i = 0; | |||
815 | KeySym *entry; | |||
816 | ||||
817 | /* entry is an array with all syms for group 0, all | |||
818 | * syms for group 1, etc. and for each group the | |||
819 | * shift level syms are in order | |||
820 | */ | |||
821 | entry = XkbKeySymsPtr (xkb, keycode)((&((xkb)->map)->syms[(((xkb)->map)->key_sym_map [(keycode)].offset)])); | |||
822 | ||||
823 | while (i < total_syms) | |||
824 | { | |||
825 | /* check out our cool loop invariant */ | |||
826 | g_assert (i == (group * max_shift_levels + level))do { if (i == (group * max_shift_levels + level)) ; else g_assertion_message_expr ("Cdk", "cdkkeys-x11.c", 826, ((const char*) (__func__)), "i == (group * max_shift_levels + level)" ); } while (0); | |||
827 | ||||
828 | if (entry[i] == keyval) | |||
829 | { | |||
830 | /* Found a match */ | |||
831 | CdkKeymapKey key; | |||
832 | ||||
833 | key.keycode = keycode; | |||
834 | key.group = group; | |||
835 | key.level = level; | |||
836 | ||||
837 | g_array_append_val (retval, key)g_array_append_vals (retval, &(key), 1); | |||
838 | ||||
839 | g_assert (XkbKeySymEntry (xkb, keycode, level, group) ==do { if (((((&((xkb)->map)->syms[(((xkb)->map)-> key_sym_map[(keycode)].offset)]))[((((((xkb)->map)->key_sym_map [keycode].width))*(group))+(level))])) == keyval) ; else g_assertion_message_expr ("Cdk", "cdkkeys-x11.c", 840, ((const char*) (__func__)), "XkbKeySymEntry (xkb, keycode, level, group) == keyval" ); } while (0) | |||
840 | keyval)do { if (((((&((xkb)->map)->syms[(((xkb)->map)-> key_sym_map[(keycode)].offset)]))[((((((xkb)->map)->key_sym_map [keycode].width))*(group))+(level))])) == keyval) ; else g_assertion_message_expr ("Cdk", "cdkkeys-x11.c", 840, ((const char*) (__func__)), "XkbKeySymEntry (xkb, keycode, level, group) == keyval" ); } while (0); | |||
841 | } | |||
842 | ||||
843 | ++level; | |||
844 | ||||
845 | if (level == max_shift_levels) | |||
846 | { | |||
847 | level = 0; | |||
848 | ++group; | |||
849 | } | |||
850 | ||||
851 | ++i; | |||
852 | } | |||
853 | ||||
854 | ++keycode; | |||
855 | } | |||
856 | } | |||
857 | else | |||
858 | #endif | |||
859 | { | |||
860 | const KeySym *map = get_keymap (keymap_x11); | |||
861 | gint keycode; | |||
862 | ||||
863 | keycode = keymap_x11->min_keycode; | |||
864 | while (keycode <= keymap_x11->max_keycode) | |||
865 | { | |||
866 | const KeySym *syms = map + (keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; | |||
867 | gint i = 0; | |||
868 | ||||
869 | while (i < keymap_x11->keysyms_per_keycode) | |||
870 | { | |||
871 | if (syms[i] == keyval) | |||
872 | { | |||
873 | /* found a match */ | |||
874 | CdkKeymapKey key; | |||
875 | ||||
876 | key.keycode = keycode; | |||
877 | ||||
878 | /* The "classic" non-XKB keymap has 2 levels per group */ | |||
879 | key.group = i / 2; | |||
880 | key.level = i % 2; | |||
881 | ||||
882 | g_array_append_val (retval, key)g_array_append_vals (retval, &(key), 1); | |||
883 | } | |||
884 | ||||
885 | ++i; | |||
886 | } | |||
887 | ||||
888 | ++keycode; | |||
889 | } | |||
890 | } | |||
891 | ||||
892 | if (retval->len > 0) | |||
893 | { | |||
894 | *keys = (CdkKeymapKey*) retval->data; | |||
895 | *n_keys = retval->len; | |||
896 | } | |||
897 | else | |||
898 | { | |||
899 | *keys = NULL((void*)0); | |||
900 | *n_keys = 0; | |||
901 | } | |||
902 | ||||
903 | g_array_free (retval, retval->len > 0 ? FALSE(0) : TRUE(!(0))); | |||
904 | ||||
905 | return *n_keys > 0; | |||
906 | } | |||
907 | ||||
908 | static gboolean | |||
909 | cdk_x11_keymap_get_entries_for_keycode (CdkKeymap *keymap, | |||
910 | guint hardware_keycode, | |||
911 | CdkKeymapKey **keys, | |||
912 | guint **keyvals, | |||
913 | gint *n_entries) | |||
914 | { | |||
915 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
916 | GArray *key_array; | |||
917 | GArray *keyval_array; | |||
918 | ||||
919 | update_keyrange (keymap_x11); | |||
920 | ||||
921 | if (hardware_keycode < keymap_x11->min_keycode || | |||
| ||||
922 | hardware_keycode > keymap_x11->max_keycode) | |||
923 | { | |||
924 | if (keys) | |||
925 | *keys = NULL((void*)0); | |||
926 | if (keyvals) | |||
927 | *keyvals = NULL((void*)0); | |||
928 | ||||
929 | *n_entries = 0; | |||
930 | return FALSE(0); | |||
931 | } | |||
932 | ||||
933 | if (keys) | |||
934 | key_array = g_array_new (FALSE(0), FALSE(0), sizeof (CdkKeymapKey)); | |||
935 | else | |||
936 | key_array = NULL((void*)0); | |||
937 | ||||
938 | if (keyvals) | |||
939 | keyval_array = g_array_new (FALSE(0), FALSE(0), sizeof (guint)); | |||
940 | else | |||
941 | keyval_array = NULL((void*)0); | |||
942 | ||||
943 | #ifdef HAVE_XKB1 | |||
944 | if (KEYMAP_USE_XKB (keymap)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb) | |||
945 | { | |||
946 | /* See sec 15.3.4 in XKB docs */ | |||
947 | ||||
948 | XkbDescRec *xkb = get_xkb (keymap_x11); | |||
949 | gint max_shift_levels; | |||
950 | gint group = 0; | |||
951 | gint level = 0; | |||
952 | gint total_syms; | |||
953 | gint i = 0; | |||
954 | KeySym *entry; | |||
955 | ||||
956 | max_shift_levels = XkbKeyGroupsWidth (xkb, hardware_keycode)((((xkb)->map)->key_sym_map[hardware_keycode].width)); /* "key width" */ | |||
957 | total_syms = XkbKeyNumSyms (xkb, hardware_keycode)(((((xkb)->map)->key_sym_map[(hardware_keycode)].width) *(((((xkb)->map)->key_sym_map[(hardware_keycode)].group_info )&0x0f)))); | |||
958 | ||||
959 | /* entry is an array with all syms for group 0, all | |||
960 | * syms for group 1, etc. and for each group the | |||
961 | * shift level syms are in order | |||
962 | */ | |||
963 | entry = XkbKeySymsPtr (xkb, hardware_keycode)((&((xkb)->map)->syms[(((xkb)->map)->key_sym_map [(hardware_keycode)].offset)])); | |||
964 | ||||
965 | while (i < total_syms) | |||
966 | { | |||
967 | /* check out our cool loop invariant */ | |||
968 | g_assert (i == (group * max_shift_levels + level))do { if (i == (group * max_shift_levels + level)) ; else g_assertion_message_expr ("Cdk", "cdkkeys-x11.c", 968, ((const char*) (__func__)), "i == (group * max_shift_levels + level)" ); } while (0); | |||
969 | ||||
970 | if (key_array) | |||
971 | { | |||
972 | CdkKeymapKey key; | |||
973 | ||||
974 | key.keycode = hardware_keycode; | |||
975 | key.group = group; | |||
976 | key.level = level; | |||
977 | ||||
978 | g_array_append_val (key_array, key)g_array_append_vals (key_array, &(key), 1); | |||
979 | } | |||
980 | ||||
981 | if (keyval_array) | |||
982 | g_array_append_val (keyval_array, entry[i])g_array_append_vals (keyval_array, &(entry[i]), 1); | |||
983 | ||||
984 | ++level; | |||
985 | ||||
986 | if (level == max_shift_levels) | |||
987 | { | |||
988 | level = 0; | |||
989 | ++group; | |||
990 | } | |||
991 | ||||
992 | ++i; | |||
993 | } | |||
994 | } | |||
995 | else | |||
996 | #endif | |||
997 | { | |||
998 | const KeySym *map = get_keymap (keymap_x11); | |||
999 | const KeySym *syms; | |||
1000 | gint i = 0; | |||
1001 | ||||
1002 | syms = map + (hardware_keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; | |||
1003 | ||||
1004 | while (i < keymap_x11->keysyms_per_keycode) | |||
1005 | { | |||
1006 | if (key_array
| |||
1007 | { | |||
1008 | CdkKeymapKey key; | |||
1009 | ||||
1010 | key.keycode = hardware_keycode; | |||
1011 | ||||
1012 | /* The "classic" non-XKB keymap has 2 levels per group */ | |||
1013 | key.group = i / 2; | |||
1014 | key.level = i % 2; | |||
1015 | ||||
1016 | g_array_append_val (key_array, key)g_array_append_vals (key_array, &(key), 1); | |||
1017 | } | |||
1018 | ||||
1019 | if (keyval_array) | |||
1020 | g_array_append_val (keyval_array, syms[i])g_array_append_vals (keyval_array, &(syms[i]), 1); | |||
1021 | ||||
1022 | ++i; | |||
1023 | } | |||
1024 | } | |||
1025 | ||||
1026 | *n_entries = 0; | |||
1027 | ||||
1028 | if (keys
| |||
1029 | { | |||
1030 | *n_entries = key_array->len; | |||
1031 | *keys = (CdkKeymapKey*) g_array_free (key_array, FALSE(0)); | |||
1032 | } | |||
1033 | ||||
1034 | if (keyvals
| |||
1035 | { | |||
1036 | *n_entries = keyval_array->len; | |||
| ||||
1037 | *keyvals = (guint*) g_array_free (keyval_array, FALSE(0)); | |||
1038 | } | |||
1039 | ||||
1040 | return *n_entries > 0; | |||
1041 | } | |||
1042 | ||||
1043 | static guint | |||
1044 | cdk_x11_keymap_lookup_key (CdkKeymap *keymap, | |||
1045 | const CdkKeymapKey *key) | |||
1046 | { | |||
1047 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
1048 | ||||
1049 | g_return_val_if_fail (key->group < 4, 0)do { if ((key->group < 4)) { } else { g_return_if_fail_warning ("Cdk", ((const char*) (__func__)), "key->group < 4"); return (0); } } while (0); | |||
1050 | ||||
1051 | #ifdef HAVE_XKB1 | |||
1052 | if (KEYMAP_USE_XKB (keymap)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb) | |||
1053 | { | |||
1054 | XkbDescRec *xkb = get_xkb (keymap_x11); | |||
1055 | ||||
1056 | return XkbKeySymEntry (xkb, key->keycode, key->level, key->group)((((&((xkb)->map)->syms[(((xkb)->map)->key_sym_map [(key->keycode)].offset)]))[((((((xkb)->map)->key_sym_map [key->keycode].width))*(key->group))+(key->level))]) ); | |||
1057 | } | |||
1058 | else | |||
1059 | #endif | |||
1060 | { | |||
1061 | const KeySym *map = get_keymap (keymap_x11); | |||
1062 | const KeySym *syms = map + (key->keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; | |||
1063 | return get_symbol (syms, keymap_x11, key->group, key->level); | |||
1064 | } | |||
1065 | } | |||
1066 | ||||
1067 | #ifdef HAVE_XKB1 | |||
1068 | /* This is copied straight from XFree86 Xlib, to: | |||
1069 | * - add the group and level return. | |||
1070 | * - change the interpretation of mods_rtrn as described | |||
1071 | * in the docs for cdk_keymap_translate_keyboard_state() | |||
1072 | * It’s unchanged for ease of diff against the Xlib sources; don't | |||
1073 | * reformat it. | |||
1074 | */ | |||
1075 | static Boolint | |||
1076 | MyEnhancedXkbTranslateKeyCode(register XkbDescPtr xkb, | |||
1077 | KeyCode key, | |||
1078 | register unsigned int mods, | |||
1079 | unsigned int * mods_rtrn, | |||
1080 | KeySym * keysym_rtrn, | |||
1081 | int * group_rtrn, | |||
1082 | int * level_rtrn) | |||
1083 | { | |||
1084 | XkbKeyTypeRec *type; | |||
1085 | int col,nKeyGroups; | |||
1086 | unsigned preserve,effectiveGroup; | |||
1087 | KeySym *syms; | |||
1088 | int found_col = 0; | |||
1089 | ||||
1090 | if (mods_rtrn!=NULL((void*)0)) | |||
1091 | *mods_rtrn = 0; | |||
1092 | ||||
1093 | nKeyGroups= XkbKeyNumGroups(xkb,key)((((((xkb)->map)->key_sym_map[(key)].group_info)&0x0f ))); | |||
1094 | if ((!XkbKeycodeInRange(xkb,key)(((key)>=(xkb)->min_key_code)&& ((key)<=(xkb )->max_key_code)))||(nKeyGroups==0)) { | |||
1095 | if (keysym_rtrn!=NULL((void*)0)) | |||
1096 | *keysym_rtrn = NoSymbol0L; | |||
1097 | return False0; | |||
1098 | } | |||
1099 | ||||
1100 | syms = XkbKeySymsPtr(xkb,key)((&((xkb)->map)->syms[(((xkb)->map)->key_sym_map [(key)].offset)])); | |||
1101 | ||||
1102 | /* find the offset of the effective group */ | |||
1103 | col = 0; | |||
1104 | effectiveGroup= XkbGroupForCoreState(mods)(((mods)>>13)&0x3); | |||
1105 | if ( effectiveGroup>=nKeyGroups ) { | |||
1106 | unsigned groupInfo= XkbKeyGroupInfo(xkb,key)((((xkb)->map)->key_sym_map[(key)].group_info)); | |||
1107 | switch (XkbOutOfRangeGroupAction(groupInfo)((groupInfo)&0xc0)) { | |||
1108 | default: | |||
1109 | effectiveGroup %= nKeyGroups; | |||
1110 | break; | |||
1111 | case XkbClampIntoRange(0x40): | |||
1112 | effectiveGroup = nKeyGroups-1; | |||
1113 | break; | |||
1114 | case XkbRedirectIntoRange(0x80): | |||
1115 | effectiveGroup = XkbOutOfRangeGroupNumber(groupInfo)(((groupInfo)&0x30)>>4); | |||
1116 | if (effectiveGroup>=nKeyGroups) | |||
1117 | effectiveGroup= 0; | |||
1118 | break; | |||
1119 | } | |||
1120 | } | |||
1121 | found_col = col= effectiveGroup*XkbKeyGroupsWidth(xkb,key)((((xkb)->map)->key_sym_map[key].width)); | |||
1122 | type = XkbKeyKeyType(xkb,key,effectiveGroup)((&((xkb)->map)->types[(((xkb)->map)->key_sym_map [key].kt_index[effectiveGroup&0x3])])); | |||
1123 | ||||
1124 | preserve= 0; | |||
1125 | if (type->map) { /* find the column (shift level) within the group */ | |||
1126 | register int i; | |||
1127 | register XkbKTMapEntryPtr entry; | |||
1128 | /* ---- Begin section modified for CDK ---- */ | |||
1129 | int found = 0; | |||
1130 | ||||
1131 | for (i=0,entry=type->map;i<type->map_count;i++,entry++) { | |||
1132 | if (!entry->active || syms[col+entry->level] == syms[col]) | |||
1133 | continue; | |||
1134 | if (mods_rtrn) { | |||
1135 | int bits = 0; | |||
1136 | unsigned long tmp = entry->mods.mask; | |||
1137 | while (tmp) { | |||
1138 | if ((tmp & 1) == 1) | |||
1139 | bits++; | |||
1140 | tmp >>= 1; | |||
1141 | } | |||
1142 | /* We always add one-modifiers levels to mods_rtrn since | |||
1143 | * they can't wipe out bits in the state unless the | |||
1144 | * level would be triggered. But not if they don't change | |||
1145 | * the symbol (otherwise we can't discriminate Shift-F10 | |||
1146 | * and F10 anymore). And don't add modifiers that are | |||
1147 | * explicitly marked as preserved, either. | |||
1148 | */ | |||
1149 | if (bits == 1 || | |||
1150 | (mods&type->mods.mask) == entry->mods.mask) | |||
1151 | { | |||
1152 | if (type->preserve) | |||
1153 | *mods_rtrn |= (entry->mods.mask & ~type->preserve[i].mask); | |||
1154 | else | |||
1155 | *mods_rtrn |= entry->mods.mask; | |||
1156 | } | |||
1157 | } | |||
1158 | ||||
1159 | if (!found && ((mods&type->mods.mask) == entry->mods.mask)) { | |||
1160 | found_col= col + entry->level; | |||
1161 | if (type->preserve) | |||
1162 | preserve= type->preserve[i].mask; | |||
1163 | ||||
1164 | if (level_rtrn) | |||
1165 | *level_rtrn = entry->level; | |||
1166 | ||||
1167 | found = 1; | |||
1168 | } | |||
1169 | } | |||
1170 | /* ---- End section modified for CDK ---- */ | |||
1171 | } | |||
1172 | ||||
1173 | if (keysym_rtrn!=NULL((void*)0)) | |||
1174 | *keysym_rtrn= syms[found_col]; | |||
1175 | if (mods_rtrn) { | |||
1176 | /* ---- Begin section modified for CDK ---- */ | |||
1177 | *mods_rtrn &= ~preserve; | |||
1178 | /* ---- End section modified for CDK ---- */ | |||
1179 | ||||
1180 | /* ---- Begin stuff CDK comments out of the original Xlib version ---- */ | |||
1181 | /* This is commented out because xkb_info is a private struct */ | |||
1182 | ||||
1183 | #if 0 | |||
1184 | /* The Motif VTS doesn't get the help callback called if help | |||
1185 | * is bound to Shift+<whatever>, and it appears as though it | |||
1186 | * is XkbTranslateKeyCode that is causing the problem. The | |||
1187 | * core X version of XTranslateKey always OR's in ShiftMask | |||
1188 | * and LockMask for mods_rtrn, so this "fix" keeps this behavior | |||
1189 | * and solves the VTS problem. | |||
1190 | */ | |||
1191 | if ((xkb->dpy)&&(xkb->dpy->xkb_info)&& | |||
1192 | (xkb->dpy->xkb_info->xlib_ctrls&XkbLC_AlwaysConsumeShiftAndLock(1<<2))) { *mods_rtrn|= (ShiftMask(1<<0)|LockMask(1<<1)); | |||
1193 | } | |||
1194 | #endif | |||
1195 | ||||
1196 | /* ---- End stuff CDK comments out of the original Xlib version ---- */ | |||
1197 | } | |||
1198 | ||||
1199 | /* ---- Begin stuff CDK adds to the original Xlib version ---- */ | |||
1200 | ||||
1201 | if (group_rtrn) | |||
1202 | *group_rtrn = effectiveGroup; | |||
1203 | ||||
1204 | /* ---- End stuff CDK adds to the original Xlib version ---- */ | |||
1205 | ||||
1206 | return (syms[found_col] != NoSymbol0L); | |||
1207 | } | |||
1208 | #endif /* HAVE_XKB */ | |||
1209 | ||||
1210 | /* Translates from keycode/state to keysymbol using the traditional interpretation | |||
1211 | * of the keyboard map. See section 12.7 of the Xlib reference manual | |||
1212 | */ | |||
1213 | static guint | |||
1214 | translate_keysym (CdkX11Keymap *keymap_x11, | |||
1215 | guint hardware_keycode, | |||
1216 | gint group, | |||
1217 | CdkModifierType state, | |||
1218 | gint *effective_group, | |||
1219 | gint *effective_level) | |||
1220 | { | |||
1221 | const KeySym *map = get_keymap (keymap_x11); | |||
1222 | const KeySym *syms = map + (hardware_keycode - keymap_x11->min_keycode) * keymap_x11->keysyms_per_keycode; | |||
1223 | ||||
1224 | #define SYM(k,g,l) get_symbol (syms, k,g,l) | |||
1225 | ||||
1226 | CdkModifierType shift_modifiers; | |||
1227 | gint shift_level; | |||
1228 | guint tmp_keyval; | |||
1229 | ||||
1230 | shift_modifiers = CDK_SHIFT_MASK; | |||
1231 | if (keymap_x11->lock_keysym == CDK_KEY_Shift_Lock0xffe6) | |||
1232 | shift_modifiers |= CDK_LOCK_MASK; | |||
1233 | ||||
1234 | /* Fall back to the first group if the passed in group is empty | |||
1235 | */ | |||
1236 | if (!(SYM (keymap_x11, group, 0) || SYM (keymap_x11, group, 1)) && | |||
1237 | (SYM (keymap_x11, 0, 0) || SYM (keymap_x11, 0, 1))) | |||
1238 | group = 0; | |||
1239 | ||||
1240 | if ((state & keymap_x11->num_lock_mask) && | |||
1241 | KEYSYM_IS_KEYPAD (SYM (keymap_x11, group, 1))(((SYM (keymap_x11, group, 1)) >= 0xff80 && (SYM ( keymap_x11, group, 1)) <= 0xffbd) || ((SYM (keymap_x11, group , 1)) >= 0x11000000 && (SYM (keymap_x11, group, 1) ) <= 0x1100ffff))) | |||
1242 | { | |||
1243 | /* Shift, Shift_Lock cancel Num_Lock | |||
1244 | */ | |||
1245 | shift_level = (state & shift_modifiers) ? 0 : 1; | |||
1246 | if (!SYM (keymap_x11, group, shift_level) && SYM (keymap_x11, group, 0)) | |||
1247 | shift_level = 0; | |||
1248 | ||||
1249 | tmp_keyval = SYM (keymap_x11, group, shift_level); | |||
1250 | } | |||
1251 | else | |||
1252 | { | |||
1253 | /* Fall back to the first level if no symbol for the level | |||
1254 | * we were passed. | |||
1255 | */ | |||
1256 | shift_level = (state & shift_modifiers) ? 1 : 0; | |||
1257 | if (!SYM (keymap_x11, group, shift_level) && SYM (keymap_x11, group, 0)) | |||
1258 | shift_level = 0; | |||
1259 | ||||
1260 | tmp_keyval = SYM (keymap_x11, group, shift_level); | |||
1261 | ||||
1262 | if (keymap_x11->lock_keysym == CDK_KEY_Caps_Lock0xffe5 && (state & CDK_LOCK_MASK) != 0) | |||
1263 | { | |||
1264 | guint upper = cdk_keyval_to_upper (tmp_keyval); | |||
1265 | if (upper != tmp_keyval) | |||
1266 | tmp_keyval = upper; | |||
1267 | } | |||
1268 | } | |||
1269 | ||||
1270 | if (effective_group) | |||
1271 | *effective_group = group; | |||
1272 | ||||
1273 | if (effective_level) | |||
1274 | *effective_level = shift_level; | |||
1275 | ||||
1276 | return tmp_keyval; | |||
1277 | ||||
1278 | #undef SYM | |||
1279 | } | |||
1280 | ||||
1281 | static gboolean | |||
1282 | cdk_x11_keymap_translate_keyboard_state (CdkKeymap *keymap, | |||
1283 | guint hardware_keycode, | |||
1284 | CdkModifierType state, | |||
1285 | gint group, | |||
1286 | guint *keyval, | |||
1287 | gint *effective_group, | |||
1288 | gint *level, | |||
1289 | CdkModifierType *consumed_modifiers) | |||
1290 | { | |||
1291 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
1292 | KeySym tmp_keyval = NoSymbol0L; | |||
1293 | guint tmp_modifiers; | |||
1294 | ||||
1295 | g_return_val_if_fail (group < 4, FALSE)do { if ((group < 4)) { } else { g_return_if_fail_warning ( "Cdk", ((const char*) (__func__)), "group < 4"); return (( 0)); } } while (0); | |||
1296 | ||||
1297 | if (keyval) | |||
1298 | *keyval = NoSymbol0L; | |||
1299 | if (effective_group) | |||
1300 | *effective_group = 0; | |||
1301 | if (level) | |||
1302 | *level = 0; | |||
1303 | if (consumed_modifiers) | |||
1304 | *consumed_modifiers = 0; | |||
1305 | ||||
1306 | update_keyrange (keymap_x11); | |||
1307 | ||||
1308 | if (hardware_keycode < keymap_x11->min_keycode || | |||
1309 | hardware_keycode > keymap_x11->max_keycode) | |||
1310 | return FALSE(0); | |||
1311 | ||||
1312 | #ifdef HAVE_XKB1 | |||
1313 | if (KEYMAP_USE_XKB (keymap)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb) | |||
1314 | { | |||
1315 | XkbDescRec *xkb = get_xkb (keymap_x11); | |||
1316 | ||||
1317 | /* replace bits 13 and 14 with the provided group */ | |||
1318 | state &= ~(1 << 13 | 1 << 14); | |||
1319 | state |= group << 13; | |||
1320 | ||||
1321 | MyEnhancedXkbTranslateKeyCode (xkb, | |||
1322 | hardware_keycode, | |||
1323 | state, | |||
1324 | &tmp_modifiers, | |||
1325 | &tmp_keyval, | |||
1326 | effective_group, | |||
1327 | level); | |||
1328 | ||||
1329 | if (state & ~tmp_modifiers & LockMask(1<<1)) | |||
1330 | tmp_keyval = cdk_keyval_to_upper (tmp_keyval); | |||
1331 | ||||
1332 | /* We need to augment the consumed modifiers with LockMask, since | |||
1333 | * we handle that ourselves, and also with the group bits | |||
1334 | */ | |||
1335 | tmp_modifiers |= LockMask(1<<1) | 1 << 13 | 1 << 14; | |||
1336 | } | |||
1337 | else | |||
1338 | #endif | |||
1339 | { | |||
1340 | CdkModifierType bit; | |||
1341 | ||||
1342 | tmp_modifiers = 0; | |||
1343 | ||||
1344 | /* We see what modifiers matter by trying the translation with | |||
1345 | * and without each possible modifier | |||
1346 | */ | |||
1347 | for (bit = CDK_SHIFT_MASK; bit < CDK_BUTTON1_MASK; bit <<= 1) | |||
1348 | { | |||
1349 | /* Handling of the group here is a bit funky; a traditional | |||
1350 | * X keyboard map can have more than two groups, but no way | |||
1351 | * of accessing the extra groups is defined. We allow a | |||
1352 | * caller to pass in any group to this function, but we | |||
1353 | * only can represent switching between group 0 and 1 in | |||
1354 | * consumed modifiers. | |||
1355 | */ | |||
1356 | if (translate_keysym (keymap_x11, hardware_keycode, | |||
1357 | (bit == keymap_x11->group_switch_mask) ? 0 : group, | |||
1358 | state & ~bit, | |||
1359 | NULL((void*)0), NULL((void*)0)) != | |||
1360 | translate_keysym (keymap_x11, hardware_keycode, | |||
1361 | (bit == keymap_x11->group_switch_mask) ? 1 : group, | |||
1362 | state | bit, | |||
1363 | NULL((void*)0), NULL((void*)0))) | |||
1364 | tmp_modifiers |= bit; | |||
1365 | } | |||
1366 | ||||
1367 | tmp_keyval = translate_keysym (keymap_x11, hardware_keycode, | |||
1368 | group, state, | |||
1369 | level, effective_group); | |||
1370 | } | |||
1371 | ||||
1372 | if (consumed_modifiers) | |||
1373 | *consumed_modifiers = tmp_modifiers; | |||
1374 | ||||
1375 | if (keyval) | |||
1376 | *keyval = tmp_keyval; | |||
1377 | ||||
1378 | return tmp_keyval != NoSymbol0L; | |||
1379 | } | |||
1380 | ||||
1381 | /** | |||
1382 | * cdk_x11_keymap_get_group_for_state: | |||
1383 | * @keymap: (type CdkX11Keymap): a #CdkX11Keymap | |||
1384 | * @state: raw state returned from X | |||
1385 | * | |||
1386 | * Extracts the group from the state field sent in an X Key event. | |||
1387 | * This is only needed for code processing raw X events, since #CdkEventKey | |||
1388 | * directly includes an is_modifier field. | |||
1389 | * | |||
1390 | * Returns: the index of the active keyboard group for the event | |||
1391 | * | |||
1392 | * Since: 3.6 | |||
1393 | */ | |||
1394 | gint | |||
1395 | cdk_x11_keymap_get_group_for_state (CdkKeymap *keymap, | |||
1396 | guint state) | |||
1397 | { | |||
1398 | CdkDisplay *display; | |||
1399 | CdkX11Display *display_x11; | |||
1400 | ||||
1401 | g_return_val_if_fail (CDK_IS_X11_KEYMAP (keymap), 0)do { if (((((__extension__ ({ GTypeInstance *__inst = (GTypeInstance *) ((keymap)); GType __t = ((cdk_x11_keymap_get_type())); gboolean __r; if (!__inst) __r = (0); else if (__inst->g_class && __inst->g_class->g_type == __t) __r = (!(0)); else __r = g_type_check_instance_is_a (__inst, __t); __r; })))))) { } else { g_return_if_fail_warning ("Cdk", ((const char*) (__func__ )), "CDK_IS_X11_KEYMAP (keymap)"); return (0); } } while (0); | |||
1402 | ||||
1403 | display = keymap->display; | |||
1404 | display_x11 = CDK_X11_DISPLAY (display)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((display)), ((cdk_x11_display_get_type())))))); | |||
1405 | ||||
1406 | #ifdef HAVE_XKB1 | |||
1407 | if (display_x11->use_xkb) | |||
1408 | { | |||
1409 | return XkbGroupForCoreState (state)(((state)>>13)&0x3); | |||
1410 | } | |||
1411 | else | |||
1412 | #endif | |||
1413 | { | |||
1414 | CdkX11Keymap *keymap_impl = CDK_X11_KEYMAP (cdk_keymap_get_for_display (display))((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((cdk_keymap_get_for_display (display))), ((cdk_x11_keymap_get_type ())))))); | |||
1415 | update_keymaps (keymap_impl); | |||
1416 | return (state & keymap_impl->group_switch_mask) ? 1 : 0; | |||
1417 | } | |||
1418 | } | |||
1419 | ||||
1420 | void | |||
1421 | _cdk_x11_keymap_add_virt_mods (CdkKeymap *keymap, | |||
1422 | CdkModifierType *modifiers) | |||
1423 | { | |||
1424 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
1425 | int i; | |||
1426 | ||||
1427 | /* See comment in add_virtual_modifiers() */ | |||
1428 | for (i = 4; i < 8; i++) | |||
1429 | { | |||
1430 | if ((1 << i) & *modifiers) | |||
1431 | { | |||
1432 | if (keymap_x11->modmap[i] & CDK_SUPER_MASK) | |||
1433 | *modifiers |= CDK_SUPER_MASK; | |||
1434 | else if (keymap_x11->modmap[i] & CDK_HYPER_MASK) | |||
1435 | *modifiers |= CDK_HYPER_MASK; | |||
1436 | else if (keymap_x11->modmap[i] & CDK_META_MASK) | |||
1437 | *modifiers |= CDK_META_MASK; | |||
1438 | } | |||
1439 | } | |||
1440 | } | |||
1441 | ||||
1442 | static void | |||
1443 | cdk_x11_keymap_add_virtual_modifiers (CdkKeymap *keymap, | |||
1444 | CdkModifierType *state) | |||
1445 | { | |||
1446 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
1447 | int i; | |||
1448 | ||||
1449 | /* This loop used to start at 3, which included MOD1 in the | |||
1450 | * virtual mapping. However, all of CTK+ treats MOD1 as a | |||
1451 | * synonym for Alt, and does not expect it to be mapped around, | |||
1452 | * therefore it's more sane to simply treat MOD1 like SHIFT and | |||
1453 | * CONTROL, which are not mappable either. | |||
1454 | */ | |||
1455 | for (i = 4; i < 8; i++) | |||
1456 | { | |||
1457 | if ((1 << i) & *state) | |||
1458 | { | |||
1459 | if (keymap_x11->modmap[i] & CDK_SUPER_MASK) | |||
1460 | *state |= CDK_SUPER_MASK; | |||
1461 | if (keymap_x11->modmap[i] & CDK_HYPER_MASK) | |||
1462 | *state |= CDK_HYPER_MASK; | |||
1463 | if (keymap_x11->modmap[i] & CDK_META_MASK) | |||
1464 | *state |= CDK_META_MASK; | |||
1465 | } | |||
1466 | } | |||
1467 | } | |||
1468 | ||||
1469 | /** | |||
1470 | * cdk_x11_keymap_key_is_modifier: | |||
1471 | * @keymap: (type CdkX11Keymap): a #CdkX11Keymap | |||
1472 | * @keycode: the hardware keycode from a key event | |||
1473 | * | |||
1474 | * Determines whether a particular key code represents a key that | |||
1475 | * is a modifier. That is, it’s a key that normally just affects | |||
1476 | * the keyboard state and the behavior of other keys rather than | |||
1477 | * producing a direct effect itself. This is only needed for code | |||
1478 | * processing raw X events, since #CdkEventKey directly includes | |||
1479 | * an is_modifier field. | |||
1480 | * | |||
1481 | * Returns: %TRUE if the hardware keycode is a modifier key | |||
1482 | * | |||
1483 | * Since: 3.6 | |||
1484 | */ | |||
1485 | gboolean | |||
1486 | cdk_x11_keymap_key_is_modifier (CdkKeymap *keymap, | |||
1487 | guint keycode) | |||
1488 | { | |||
1489 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
1490 | gint i; | |||
1491 | ||||
1492 | g_return_val_if_fail (CDK_IS_X11_KEYMAP (keymap), FALSE)do { if (((((__extension__ ({ GTypeInstance *__inst = (GTypeInstance *) ((keymap)); GType __t = ((cdk_x11_keymap_get_type())); gboolean __r; if (!__inst) __r = (0); else if (__inst->g_class && __inst->g_class->g_type == __t) __r = (!(0)); else __r = g_type_check_instance_is_a (__inst, __t); __r; })))))) { } else { g_return_if_fail_warning ("Cdk", ((const char*) (__func__ )), "CDK_IS_X11_KEYMAP (keymap)"); return ((0)); } } while (0 ); | |||
1493 | ||||
1494 | update_keyrange (keymap_x11); | |||
1495 | if (keycode < keymap_x11->min_keycode || | |||
1496 | keycode > keymap_x11->max_keycode) | |||
1497 | return FALSE(0); | |||
1498 | ||||
1499 | #ifdef HAVE_XKB1 | |||
1500 | if (KEYMAP_USE_XKB (keymap)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb) | |||
1501 | { | |||
1502 | XkbDescRec *xkb = get_xkb (keymap_x11); | |||
1503 | ||||
1504 | if (xkb->map->modmap && xkb->map->modmap[keycode] != 0) | |||
1505 | return TRUE(!(0)); | |||
1506 | } | |||
1507 | else | |||
1508 | #endif | |||
1509 | { | |||
1510 | for (i = 0; i < 8 * keymap_x11->mod_keymap->max_keypermod; i++) | |||
1511 | { | |||
1512 | if (keycode == keymap_x11->mod_keymap->modifiermap[i]) | |||
1513 | return TRUE(!(0)); | |||
1514 | } | |||
1515 | } | |||
1516 | ||||
1517 | return FALSE(0); | |||
1518 | } | |||
1519 | ||||
1520 | static gboolean | |||
1521 | cdk_x11_keymap_map_virtual_modifiers (CdkKeymap *keymap, | |||
1522 | CdkModifierType *state) | |||
1523 | { | |||
1524 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
1525 | const guint vmods[] = { CDK_SUPER_MASK, CDK_HYPER_MASK, CDK_META_MASK }; | |||
1526 | int i, j; | |||
1527 | gboolean retval; | |||
1528 | ||||
1529 | #ifdef HAVE_XKB1 | |||
1530 | if (KEYMAP_USE_XKB (keymap)((((CdkX11Display*) (void *) g_type_check_instance_cast ((GTypeInstance *) (((keymap)->display)), ((cdk_x11_display_get_type())))) ))->use_xkb) | |||
1531 | get_xkb (keymap_x11); | |||
1532 | #endif | |||
1533 | ||||
1534 | retval = TRUE(!(0)); | |||
1535 | ||||
1536 | for (j = 0; j < 3; j++) | |||
1537 | { | |||
1538 | if (*state & vmods[j]) | |||
1539 | { | |||
1540 | /* See comment in add_virtual_modifiers() */ | |||
1541 | for (i = 4; i < 8; i++) | |||
1542 | { | |||
1543 | if (keymap_x11->modmap[i] & vmods[j]) | |||
1544 | { | |||
1545 | if (*state & (1 << i)) | |||
1546 | retval = FALSE(0); | |||
1547 | else | |||
1548 | *state |= 1 << i; | |||
1549 | } | |||
1550 | } | |||
1551 | } | |||
1552 | } | |||
1553 | ||||
1554 | return retval; | |||
1555 | } | |||
1556 | ||||
1557 | static CdkModifierType | |||
1558 | cdk_x11_keymap_get_modifier_mask (CdkKeymap *keymap, | |||
1559 | CdkModifierIntent intent) | |||
1560 | { | |||
1561 | CdkX11Keymap *keymap_x11 = CDK_X11_KEYMAP (keymap)((((CdkX11Keymap*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((keymap)), ((cdk_x11_keymap_get_type())))))); | |||
1562 | ||||
1563 | switch (intent) | |||
1564 | { | |||
1565 | case CDK_MODIFIER_INTENT_SHIFT_GROUP: | |||
1566 | return keymap_x11->group_switch_mask; | |||
1567 | ||||
1568 | default: | |||
1569 | return CDK_KEYMAP_CLASS (cdk_x11_keymap_parent_class)((((CdkKeymapClass*) (void *) g_type_check_class_cast ((GTypeClass *) ((cdk_x11_keymap_parent_class)), ((cdk_keymap_get_type ()) )))))->get_modifier_mask (keymap, | |||
1570 | intent); | |||
1571 | } | |||
1572 | } | |||
1573 | ||||
1574 | static void | |||
1575 | cdk_x11_keymap_class_init (CdkX11KeymapClass *klass) | |||
1576 | { | |||
1577 | GObjectClass *object_class = G_OBJECT_CLASS (klass)((((GObjectClass*) (void *) g_type_check_class_cast ((GTypeClass *) ((klass)), (((GType) ((20) << (2)))))))); | |||
1578 | CdkKeymapClass *keymap_class = CDK_KEYMAP_CLASS (klass)((((CdkKeymapClass*) (void *) g_type_check_class_cast ((GTypeClass *) ((klass)), ((cdk_keymap_get_type ())))))); | |||
1579 | ||||
1580 | object_class->finalize = cdk_x11_keymap_finalize; | |||
1581 | ||||
1582 | keymap_class->get_direction = cdk_x11_keymap_get_direction; | |||
1583 | keymap_class->have_bidi_layouts = cdk_x11_keymap_have_bidi_layouts; | |||
1584 | keymap_class->get_caps_lock_state = cdk_x11_keymap_get_caps_lock_state; | |||
1585 | keymap_class->get_num_lock_state = cdk_x11_keymap_get_num_lock_state; | |||
1586 | keymap_class->get_scroll_lock_state = cdk_x11_keymap_get_scroll_lock_state; | |||
1587 | keymap_class->get_modifier_state = cdk_x11_keymap_get_modifier_state; | |||
1588 | keymap_class->get_entries_for_keyval = cdk_x11_keymap_get_entries_for_keyval; | |||
1589 | keymap_class->get_entries_for_keycode = cdk_x11_keymap_get_entries_for_keycode; | |||
1590 | keymap_class->lookup_key = cdk_x11_keymap_lookup_key; | |||
1591 | keymap_class->translate_keyboard_state = cdk_x11_keymap_translate_keyboard_state; | |||
1592 | keymap_class->add_virtual_modifiers = cdk_x11_keymap_add_virtual_modifiers; | |||
1593 | keymap_class->map_virtual_modifiers = cdk_x11_keymap_map_virtual_modifiers; | |||
1594 | keymap_class->get_modifier_mask = cdk_x11_keymap_get_modifier_mask; | |||
1595 | } |