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/* Copyright (C) 2007-2008 The Android Open Source Project
**
** This software is licensed under the terms of the GNU General Public
** License version 2, as published by the Free Software Foundation, and
** may be copied, distributed, and modified under those terms.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
*/
#ifndef _android_charmap_h
#define _android_charmap_h
#include "android/keycode.h"
/* this defines a structure used to describe an Android keyboard charmap */
typedef struct AKeyEntry {
unsigned short code;
unsigned short base;
unsigned short caps;
unsigned short fn;
unsigned short caps_fn;
unsigned short number;
} AKeyEntry;
/* Defines size of name buffer in AKeyCharmap entry. */
#define AKEYCHARMAP_NAME_SIZE 32
typedef struct AKeyCharmap {
const AKeyEntry* entries;
int num_entries;
char name[ AKEYCHARMAP_NAME_SIZE ];
} AKeyCharmap;
/* Array of charmaps available in the current emulator session. */
extern const AKeyCharmap** android_charmaps;
/* Number of entries in android_charmaps array. */
extern int android_charmap_count;
/* Extracts charmap name from .kcm file name.
* Charmap name, extracted by this routine is a name of the kcm file, trimmed
* of file name extension, and shrinked (if necessary) to fit into the name
* buffer. Here are examples on how this routine extracts charmap name:
* /a/path/to/kcmfile.kcm -> kcmfile
* /a/path/to/kcmfile.ext.kcm -> kcmfile.ext
* /a/path/to/kcmfile -> kcmfile
* /a/path/to/.kcmfile -> kcmfile
* /a/path/to/.kcmfile.kcm -> .kcmfile
* kcm_file_path - Path to key charmap file to extract charmap name from.
* charmap_name - Buffer, where to save extracted charname.
* max_len - charmap_name buffer size.
*/
void kcm_extract_charmap_name(const char* kcm_file_path,
char* charmap_name,
int max_len);
/* Initialzes key charmap array.
* Key charmap array always contains two maps: one for qwerty, and
* another for qwerty2 keyboard layout. However, a custom layout can
* be requested with -charmap option. In tha case kcm_file_path
* parameter contains path to a .kcm file that defines that custom
* layout, and as the result, key charmap array will contain another
* entry built from that file. If -charmap option was not specified,
* kcm_file_path is NULL and final key charmap array will contain only
* two default entries.
* Returns a zero value on success, or -1 on failure.
*/
int android_charmap_setup(const char* kcm_file_path);
/* Cleanups initialization performed in android_charmap_setup routine. */
void android_charmap_done(void);
#endif /* _android_charmap_h */
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