Robin Gareus
ad51c7c2ba
This is intended mainly for GNU/Linux distros who will remove GTK2 support in the near future.
134 lines
3.5 KiB
C
134 lines
3.5 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include "config.h"
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#include <glib/gprintf.h>
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#include <stdlib.h>
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#include <string.h>
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#include "gdkkeysyms.h"
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#include "gdkinternals.h"
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#include "gdkalias.h"
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/* Key handling not part of the keymap */
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#include "keyname-table.h"
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#define GDK_NUM_KEYS G_N_ELEMENTS (gdk_keys_by_keyval)
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static int
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gdk_keys_keyval_compare (const void *pkey, const void *pbase)
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{
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return (*(int *) pkey) - ((gdk_key *) pbase)->keyval;
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}
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/**
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* gdk_keyval_name:
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* @keyval: a key value
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*
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* Converts a key value into a symbolic name.
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*
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* The names are the same as those in the
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* <filename><gdk/gdkkeysyms.h></filename> header file
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* but without the leading "GDK_KEY_".
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*
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* Return value: (transfer none): a string containing the name of the key,
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* or %NULL if @keyval is not a valid key. The string should not be
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* modified.
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*/
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gchar*
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gdk_keyval_name (guint keyval)
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{
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static gchar buf[100];
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gdk_key *found;
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/* Check for directly encoded 24-bit UCS characters: */
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if ((keyval & 0xff000000) == 0x01000000)
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{
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g_sprintf (buf, "U+%.04X", (keyval & 0x00ffffff));
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return buf;
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}
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found = bsearch (&keyval, gdk_keys_by_keyval,
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GDK_NUM_KEYS, sizeof (gdk_key),
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gdk_keys_keyval_compare);
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if (found != NULL)
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{
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while ((found > gdk_keys_by_keyval) &&
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((found - 1)->keyval == keyval))
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found--;
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return (gchar *) (keynames + found->offset);
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}
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else if (keyval != 0)
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{
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g_sprintf (buf, "%#x", keyval);
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return buf;
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}
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return NULL;
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}
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static int
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gdk_keys_name_compare (const void *pkey, const void *pbase)
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{
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return strcmp ((const char *) pkey,
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(const char *) (keynames + ((const gdk_key *) pbase)->offset));
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}
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/**
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* gdk_keyval_from_name:
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* @keyval_name: a key name
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*
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* Converts a key name to a key value.
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*
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* The names are the same as those in the
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* <filename><gdk/gdkkeysyms.h></filename> header file
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* but without the leading "GDK_KEY_".
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*
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* Returns: the corresponding key value, or %GDK_KEY_VoidSymbol
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* if the key name is not a valid key
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*/
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guint
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gdk_keyval_from_name (const gchar *keyval_name)
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{
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gdk_key *found;
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g_return_val_if_fail (keyval_name != NULL, 0);
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found = bsearch (keyval_name, gdk_keys_by_name,
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GDK_NUM_KEYS, sizeof (gdk_key),
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gdk_keys_name_compare);
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if (found != NULL)
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return found->keyval;
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else
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return GDK_VoidSymbol;
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}
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#define __GDK_KEYNAMES_C__
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#include "gdkaliasdef.c"
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