1 /* GDK - The GIMP Drawing Kit
2 * Copyright (C) 2000 Red Hat, Inc.
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.
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.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
22 * file for a list of people on the GTK+ Team. See the ChangeLog
23 * files for a list of changes. These files are distributed with
24 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
30 static void gdk_keymap_init (GdkKeymap *keymap);
31 static void gdk_keymap_class_init (GdkKeymapClass *klass);
32 static void gdk_keymap_finalize (GObject *object);
34 static gpointer parent_class = NULL;
37 gdk_keymap_get_type (void)
39 static GType object_type = 0;
43 static const GTypeInfo object_info =
45 sizeof (GdkKeymapClass),
47 (GBaseFinalizeFunc) NULL,
48 (GClassInitFunc) gdk_keymap_class_init,
49 NULL, /* class_finalize */
50 NULL, /* class_data */
53 (GInstanceInitFunc) gdk_keymap_init,
56 object_type = g_type_register_static (G_TYPE_OBJECT,
65 gdk_keymap_init (GdkKeymap *keymap)
71 gdk_keymap_class_init (GdkKeymapClass *klass)
73 GObjectClass *object_class = G_OBJECT_CLASS (klass);
75 parent_class = g_type_class_peek_parent (klass);
77 object_class->finalize = gdk_keymap_finalize;
81 gdk_keymap_finalize (GObject *object)
83 GdkKeymap *keymap = GDK_KEYMAP (object);
85 G_OBJECT_CLASS (parent_class)->finalize (object);
89 gdk_keymap_get_default (void)
91 static GdkKeymap *keymap = NULL;
94 keymap = g_object_new (gdk_keymap_get_type (), NULL);
101 /* Other key-handling stuff
104 #ifndef HAVE_XCONVERTCASE
105 /* compatibility function from X11R6.3, since XConvertCase is not
109 gdk_keyval_convert_case (guint symbol,
113 guint xlower = symbol;
114 guint xupper = symbol;
118 #if defined (GDK_A) && defined (GDK_Ooblique)
119 case 0: /* Latin 1 */
120 if ((symbol >= GDK_A) && (symbol <= GDK_Z))
121 xlower += (GDK_a - GDK_A);
122 else if ((symbol >= GDK_a) && (symbol <= GDK_z))
123 xupper -= (GDK_a - GDK_A);
124 else if ((symbol >= GDK_Agrave) && (symbol <= GDK_Odiaeresis))
125 xlower += (GDK_agrave - GDK_Agrave);
126 else if ((symbol >= GDK_agrave) && (symbol <= GDK_odiaeresis))
127 xupper -= (GDK_agrave - GDK_Agrave);
128 else if ((symbol >= GDK_Ooblique) && (symbol <= GDK_Thorn))
129 xlower += (GDK_oslash - GDK_Ooblique);
130 else if ((symbol >= GDK_oslash) && (symbol <= GDK_thorn))
131 xupper -= (GDK_oslash - GDK_Ooblique);
135 #if defined (GDK_Aogonek) && defined (GDK_tcedilla)
136 case 1: /* Latin 2 */
137 /* Assume the KeySym is a legal value (ignore discontinuities) */
138 if (symbol == GDK_Aogonek)
139 xlower = GDK_aogonek;
140 else if (symbol >= GDK_Lstroke && symbol <= GDK_Sacute)
141 xlower += (GDK_lstroke - GDK_Lstroke);
142 else if (symbol >= GDK_Scaron && symbol <= GDK_Zacute)
143 xlower += (GDK_scaron - GDK_Scaron);
144 else if (symbol >= GDK_Zcaron && symbol <= GDK_Zabovedot)
145 xlower += (GDK_zcaron - GDK_Zcaron);
146 else if (symbol == GDK_aogonek)
147 xupper = GDK_Aogonek;
148 else if (symbol >= GDK_lstroke && symbol <= GDK_sacute)
149 xupper -= (GDK_lstroke - GDK_Lstroke);
150 else if (symbol >= GDK_scaron && symbol <= GDK_zacute)
151 xupper -= (GDK_scaron - GDK_Scaron);
152 else if (symbol >= GDK_zcaron && symbol <= GDK_zabovedot)
153 xupper -= (GDK_zcaron - GDK_Zcaron);
154 else if (symbol >= GDK_Racute && symbol <= GDK_Tcedilla)
155 xlower += (GDK_racute - GDK_Racute);
156 else if (symbol >= GDK_racute && symbol <= GDK_tcedilla)
157 xupper -= (GDK_racute - GDK_Racute);
161 #if defined (GDK_Hstroke) && defined (GDK_Cabovedot)
162 case 2: /* Latin 3 */
163 /* Assume the KeySym is a legal value (ignore discontinuities) */
164 if (symbol >= GDK_Hstroke && symbol <= GDK_Hcircumflex)
165 xlower += (GDK_hstroke - GDK_Hstroke);
166 else if (symbol >= GDK_Gbreve && symbol <= GDK_Jcircumflex)
167 xlower += (GDK_gbreve - GDK_Gbreve);
168 else if (symbol >= GDK_hstroke && symbol <= GDK_hcircumflex)
169 xupper -= (GDK_hstroke - GDK_Hstroke);
170 else if (symbol >= GDK_gbreve && symbol <= GDK_jcircumflex)
171 xupper -= (GDK_gbreve - GDK_Gbreve);
172 else if (symbol >= GDK_Cabovedot && symbol <= GDK_Scircumflex)
173 xlower += (GDK_cabovedot - GDK_Cabovedot);
174 else if (symbol >= GDK_cabovedot && symbol <= GDK_scircumflex)
175 xupper -= (GDK_cabovedot - GDK_Cabovedot);
179 #if defined (GDK_Rcedilla) && defined (GDK_Amacron)
180 case 3: /* Latin 4 */
181 /* Assume the KeySym is a legal value (ignore discontinuities) */
182 if (symbol >= GDK_Rcedilla && symbol <= GDK_Tslash)
183 xlower += (GDK_rcedilla - GDK_Rcedilla);
184 else if (symbol >= GDK_rcedilla && symbol <= GDK_tslash)
185 xupper -= (GDK_rcedilla - GDK_Rcedilla);
186 else if (symbol == GDK_ENG)
188 else if (symbol == GDK_eng)
190 else if (symbol >= GDK_Amacron && symbol <= GDK_Umacron)
191 xlower += (GDK_amacron - GDK_Amacron);
192 else if (symbol >= GDK_amacron && symbol <= GDK_umacron)
193 xupper -= (GDK_amacron - GDK_Amacron);
197 #if defined (GDK_Serbian_DJE) && defined (GDK_Cyrillic_yu)
198 case 6: /* Cyrillic */
199 /* Assume the KeySym is a legal value (ignore discontinuities) */
200 if (symbol >= GDK_Serbian_DJE && symbol <= GDK_Serbian_DZE)
201 xlower -= (GDK_Serbian_DJE - GDK_Serbian_dje);
202 else if (symbol >= GDK_Serbian_dje && symbol <= GDK_Serbian_dze)
203 xupper += (GDK_Serbian_DJE - GDK_Serbian_dje);
204 else if (symbol >= GDK_Cyrillic_YU && symbol <= GDK_Cyrillic_HARDSIGN)
205 xlower -= (GDK_Cyrillic_YU - GDK_Cyrillic_yu);
206 else if (symbol >= GDK_Cyrillic_yu && symbol <= GDK_Cyrillic_hardsign)
207 xupper += (GDK_Cyrillic_YU - GDK_Cyrillic_yu);
209 #endif /* CYRILLIC */
211 #if defined (GDK_Greek_ALPHAaccent) && defined (GDK_Greek_finalsmallsigma)
213 /* Assume the KeySym is a legal value (ignore discontinuities) */
214 if (symbol >= GDK_Greek_ALPHAaccent && symbol <= GDK_Greek_OMEGAaccent)
215 xlower += (GDK_Greek_alphaaccent - GDK_Greek_ALPHAaccent);
216 else if (symbol >= GDK_Greek_alphaaccent && symbol <= GDK_Greek_omegaaccent &&
217 symbol != GDK_Greek_iotaaccentdieresis &&
218 symbol != GDK_Greek_upsilonaccentdieresis)
219 xupper -= (GDK_Greek_alphaaccent - GDK_Greek_ALPHAaccent);
220 else if (symbol >= GDK_Greek_ALPHA && symbol <= GDK_Greek_OMEGA)
221 xlower += (GDK_Greek_alpha - GDK_Greek_ALPHA);
222 else if (symbol >= GDK_Greek_alpha && symbol <= GDK_Greek_omega &&
223 symbol != GDK_Greek_finalsmallsigma)
224 xupper -= (GDK_Greek_alpha - GDK_Greek_ALPHA);
237 gdk_keyval_to_upper (guint keyval)
241 gdk_keyval_convert_case (keyval, NULL, &result);
247 gdk_keyval_to_lower (guint keyval)
251 gdk_keyval_convert_case (keyval, &result, NULL);
257 gdk_keyval_is_upper (guint keyval)
263 gdk_keyval_convert_case (keyval, NULL, &upper_val);
264 return upper_val == keyval;
270 gdk_keyval_is_lower (guint keyval)
276 gdk_keyval_convert_case (keyval, &lower_val, NULL);
277 return lower_val == keyval;