1 /* GDK - The GIMP Drawing Kit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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/.
34 #include "gdkpixmap.h"
35 #include "gdkinternals.h"
40 *--------------------------------------------------------------
49 *--------------------------------------------------------------
55 if (!setlocale (LC_ALL, ""))
56 g_warning ("locale not supported by C library");
58 return g_win32_getlocale ();
62 gdk_im_begin (GdkIC *ic, GdkWindow* window)
72 gdk_im_decide_style (GdkIMStyle supported_style)
74 return GDK_IM_PREEDIT_NONE | GDK_IM_STATUS_NONE;
78 gdk_im_set_best_style (GdkIMStyle style)
80 return GDK_IM_PREEDIT_NONE | GDK_IM_STATUS_NONE;
90 gdk_ic_new (GdkICAttr *attr, GdkICAttributesType mask)
96 gdk_ic_destroy (GdkIC *ic)
101 gdk_ic_get_style (GdkIC *ic)
103 return GDK_IM_PREEDIT_NONE | GDK_IM_STATUS_NONE;
107 gdk_ic_set_values (GdkIC *ic, ...)
112 gdk_ic_get_values (GdkIC *ic, ...)
117 gdk_ic_set_attr (GdkIC *ic, GdkICAttr *attr, GdkICAttributesType mask)
123 gdk_ic_get_attr (GdkIC *ic, GdkICAttr *attr, GdkICAttributesType mask)
129 gdk_ic_get_events (GdkIC *ic)
137 * Returns a multi-byte string converted from the specified array
138 * of wide characters. The string is newly allocated. The array of
139 * wide characters must be null-terminated. If the conversion is
140 * failed, it returns NULL.
142 * On Win32, we always use UTF-8.
145 gdk_wcstombs (const GdkWChar *src)
155 const GdkWChar c = *wcp++;
161 else if (c < 0x10000)
163 else if (c < 0x200000)
165 else if (c < 0x4000000)
171 mbstr = g_malloc (len + 1);
191 else if (c < 0x10000)
196 else if (c < 0x200000)
201 else if (c < 0x4000000)
215 case 6: bp[5] = (c & 0x3f) | 0x80; c >>= 6; /* Fall through */
216 case 5: bp[4] = (c & 0x3f) | 0x80; c >>= 6; /* Fall through */
217 case 4: bp[3] = (c & 0x3f) | 0x80; c >>= 6; /* Fall through */
218 case 3: bp[2] = (c & 0x3f) | 0x80; c >>= 6; /* Fall through */
219 case 2: bp[1] = (c & 0x3f) | 0x80; c >>= 6; /* Fall through */
220 case 1: bp[0] = c | first;
233 * Converts the specified string into GDK wide characters, and,
234 * returns the number of wide characters written. The string 'src'
235 * must be null-terminated. If the conversion is failed, it returns
238 * On Win32, the string is assumed to be in UTF-8. Also note that
239 * GdkWChar is 32 bits, while wchar_t, and the wide characters the
240 * Windows API uses, are 16 bits!
243 /* First a helper function for not zero-terminated strings */
245 gdk_nmbstowcs (GdkWChar *dest,
256 while (cp != end && dest != dest + dest_max)
258 gint i, mask = 0, len;
266 else if ((c & 0xe0) == 0xc0)
271 else if ((c & 0xf0) == 0xe0)
276 else if ((c & 0xf8) == 0xf0)
281 else if ((c & 0xfc) == 0xf8)
286 else if ((c & 0xfc) == 0xfc)
297 *dest = (cp[0] & mask);
298 for (i = 1; i < len; i++)
300 if ((cp[i] & 0xc0) != 0x80)
303 *dest |= (cp[i] & 0x3f);
319 gdk_mbstowcs (GdkWChar *dest,
323 return gdk_nmbstowcs (dest, src, strlen (src), dest_max);
327 /* A version that converts to wchar_t wide chars */
330 gdk_nmbstowchar_ts (wchar_t *dest,
343 while (cp != end && wcp != dest + dest_max)
345 gint i, mask = 0, len;
353 else if ((c & 0xe0) == 0xc0)
358 else if ((c & 0xf0) == 0xe0)
363 else /* Other lengths are not possible with 16-bit wchar_t! */
369 *wcp = (cp[0] & mask);
370 for (i = 1; i < len; i++)
372 if ((cp[i] & 0xc0) != 0x80)
375 *wcp |= (cp[i] & 0x3f);