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/* enchant
* Copyright (C) 2003 Dom Lachowicz
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, Dom Lachowicz
* gives permission to link the code of this program with
* non-LGPL Spelling Provider libraries (eg: a MSFT Office
* spell checker backend) and distribute linked combinations including
* the two. You must obey the GNU Lesser General Public License in all
* respects for all of the code used other than said providers. If you modify
* this file, you may extend this exception to your version of the
* file, but you are not obligated to do so. If you do not wish to
* do so, delete this exception statement from your version.
*/
#ifndef ENCHANT_H
#define ENCHANT_H
#include <stdint.h> /* for uint32_t */
#include <sys/types.h> /* for size_t, ssize_t */
#ifdef __cplusplus
extern "C" {
#endif
typedef struct str_enchant_broker EnchantBroker;
typedef struct str_enchant_dict EnchantDict;
const char *enchant_get_version (void);
/**
* enchant_broker_init
*
* Returns: A new broker object capable of requesting
* dictionaries from providers.
*/
EnchantBroker *enchant_broker_init (void);
/**
* enchant_broker_free
* @broker: A non-null #EnchantBroker
*
* Destroys the broker object. Must only be called once per broker init
*/
void enchant_broker_free (EnchantBroker * broker);
/**
* enchant_broker_request_dict
* @broker: A non-null #EnchantBroker
* @tag: The non-null language tag you wish to request a dictionary for ("en_US", "de_DE", ...)
*
* Returns: An #EnchantDict, or %null if no suitable dictionary could be found. This dictionary is reference counted.
*/
EnchantDict *enchant_broker_request_dict (EnchantBroker * broker, const char *const tag);
/**
* enchant_broker_request_pwl_dict
*
* PWL is a personal wordlist file, 1 entry per line
*
* @pwl: A non-null pathname in the GLib file name encoding (UTF-8 on Windows)
* to the personal wordlist file
*
* Returns: An EnchantDict. This dictionary is reference counted.
*/
EnchantDict *enchant_broker_request_pwl_dict (EnchantBroker * broker, const char *const pwl);
/**
* enchant_broker_free_dict
* @broker: A non-null #EnchantBroker
* @dict: A non-null #EnchantDict
*
* Releases the dictionary when you are done using it. Must only be called once per dictionary request
*/
void enchant_broker_free_dict (EnchantBroker * broker, EnchantDict * dict);
/**
* enchant_broker_dict_exists
* @broker: A non-null #EnchantBroker
* @tag: The non-null language tag you wish to request a dictionary for ("en_US", "de_DE", ...)
*
* Return existance of the requested dictionary (1 == true, 0 == false)
*/
int enchant_broker_dict_exists (EnchantBroker * broker, const char * const tag);
/**
* enchant_broker_set_ordering
* @broker: A non-null #EnchantBroker
* @tag: A non-null language tag (en_US)
* @ordering: A non-null ordering (aspell,hunspell,hspell)
*
* Declares a preference of dictionaries to use for the language
* described/referred to by @tag. The ordering is a comma delimited
* list of provider names. As a special exception, the "*" tag can
* be used as a language tag to declare a default ordering for any
* language that does not explictly declare an ordering.
*/
void enchant_broker_set_ordering (EnchantBroker * broker,
const char * const tag,
const char * const ordering);
/**
* enchant_broker_get_error
* @broker: A non-null broker
*
* Returns a const char string or NULL describing the last exception in UTF8 encoding.
* WARNING: error is transient and is likely cleared as soon as the
* next broker operation happens
*/
const char *enchant_broker_get_error (EnchantBroker * broker);
/**
* EnchantBrokerDescribeFn
* @provider_name: The provider's identifier, such as "hunspell" or "aspell", in UTF8 encoding
* @provider_desc: A description of the provider, such as "Aspell 0.53" in UTF8 encoding
* @provider_dll_file: The provider's DLL filename in Glib file encoding (UTF8 on Windows)
* @user_data: Supplied user data, or %null if you don't care
*
* Callback used to enumerate and describe Enchant's various providers
*/
typedef void (*EnchantBrokerDescribeFn) (const char * const provider_name,
const char * const provider_desc,
const char * const provider_dll_file,
void * user_data);
/**
* enchant_broker_describe
* @broker: A non-null #EnchantBroker
* @fn: A non-null #EnchantBrokerDescribeFn
* @user_data: Optional user-data
*
* Enumerates the Enchant providers and tells
* you some rudimentary information about them.
*/
void enchant_broker_describe (EnchantBroker * broker,
EnchantBrokerDescribeFn fn,
void * user_data);
/**
* enchant_dict_check
* @dict: A non-null #EnchantDict
* @word: The non-null word you wish to check, in UTF-8 encoding
* @len: The byte length of @word, or -1 for strlen (@word)
*
* Will return an "incorrect" value if any of those pre-conditions
* are not met.
*
* Returns: 0 if the word is correctly spelled, positive if not, negative if error
*/
int enchant_dict_check (EnchantDict * dict, const char *const word, ssize_t len);
/**
* enchant_dict_suggest
* @dict: A non-null #EnchantDict
* @word: The non-null word you wish to find suggestions for, in UTF-8 encoding
* @len: The byte length of @word, or -1 for strlen (@word)
* @out_n_suggs: The location to store the # of suggestions returned, or %null
*
* Will return an %null value if any of those pre-conditions
* are not met.
*
* Returns: A %null terminated list of UTF-8 encoded suggestions, or %null
*/
char **enchant_dict_suggest (EnchantDict * dict, const char *const word,
ssize_t len, size_t * out_n_suggs);
/**
* enchant_dict_add
* @dict: A non-null #EnchantDict
* @word: The non-null word you wish to add to your personal dictionary, in UTF-8 encoding
* @len: The byte length of @word, or -1 for strlen (@word)
*
* Remarks: if the word exists in the exclude dictionary, it will be removed from the
* exclude dictionary
*/
void enchant_dict_add (EnchantDict * dict, const char *const word, ssize_t len);
/**
* enchant_dict_add_to_session
* @dict: A non-null #EnchantDict
* @word: The non-null word you wish to add to this spell-checking session, in UTF-8 encoding
* @len: The byte length of @word, or -1 for strlen (@word)
*
*/
void enchant_dict_add_to_session (EnchantDict * dict, const char *const word, ssize_t len);
/**
* enchant_dict_remove
* @dict: A non-null #EnchantDict
* @word: The non-null word you wish to add to your exclude dictionary and
* remove from the personal dictionary, in UTF-8 encoding
* @len: The byte length of @word, or -1 for strlen (@word)
*
*/
void enchant_dict_remove (EnchantDict * dict, const char *const word, ssize_t len);
/**
* enchant_dict_remove_from_session
* @dict: A non-null #EnchantDict
* @word: The non-null word you wish to exclude from this spell-checking session, in UTF-8 encoding
* @len: The byte length of @word, or -1 for strlen (@word)
*
*/
void enchant_dict_remove_from_session (EnchantDict * dict, const char *const word, ssize_t len);
/**
* enchant_dict_is_added
* @dict: A non-null #EnchantDict
* @word: The word you wish to see if it has been added (to your session or dict) in UTF8 encoding
* @len: the byte length of @word, or -1 for strlen (@word)
*/
int enchant_dict_is_added (EnchantDict * dict, const char *const word, ssize_t len);
/**
* enchant_dict_is_removed
* @dict: A non-null #EnchantDict
* @word: The word you wish to see if it has been removed (from your session or dict) in UTF8 encoding
* @len: the byte length of @word, or -1 for strlen (@word)
*/
int enchant_dict_is_removed (EnchantDict * dict, const char *const word, ssize_t len);
/**
* enchant_dict_store_replacement
* @dict: A non-null #EnchantDict
* @mis: The non-null word you wish to add a correction for, in UTF-8 encoding
* @mis_len: The byte length of @mis, or -1 for strlen (@mis)
* @cor: The non-null correction word, in UTF-8 encoding
* @cor_len: The byte length of @cor, or -1 for strlen (@cor)
*
* Notes that you replaced @mis with @cor, so it's possibly more likely
* that future occurrences of @mis will be replaced with @cor. So it might
* bump @cor up in the suggestion list.
*/
void enchant_dict_store_replacement (EnchantDict * dict,
const char *const mis, ssize_t mis_len,
const char *const cor, ssize_t cor_len);
/**
* enchant_dict_free_string_list
* @dict: A non-null #EnchantDict
* @string_list: A non-null string list returned from enchant_dict_suggest
*
* Releases the string list
*/
void enchant_dict_free_string_list (EnchantDict * dict, char **string_list);
/**
* enchant_dict_get_error
* @dict: A non-null #EnchantDict
*
* Returns a const char string or NULL describing the last exception in UTF8 encoding.
* WARNING: error is transient. It will likely be cleared as soon as
* the next dictionary operation is called.
*/
const char *enchant_dict_get_error (EnchantDict * dict);
/**
* enchant_dict_get_extra_word_characters
* @dict: A non-null #EnchantDict
*
* Returns a const char UTF-8-encoded string containing the non-letter characters
* allowed in a word, e.g. "01234567890’-". If dash occurs, it will be last, so that
* the string can be appended to a character class used to match word characters.
*
* Words containing non-letters not in this string will automatically be rejected
* by Enchant.
*
* Note that for some back-ends the result may be a guess, in which case it
* may include characters not actually allowed in the given dictionary.
*/
const char *enchant_dict_get_extra_word_characters (EnchantDict * dict);
/**
* enchant_dict_is_word_character
* @dict: An #EnchantDict, or %null
* @uc: A unicode code-point
* @n: An integer: 0 if the character is at the start of a word, 1 if it is
* in the middle, or 2 if at the end.
*
* Returns a flag specifying whether the given character is valid at the
* given position.
*
* One way to match a complete word is to check that the first character matches
* with n == 0, then proceed matching characters with n == 1 until failure, then
* proceed backwards until a character matches with n == 2.
*
* Note that for some back-ends the result may be a guess, in which case it
* may allow characters not actually allowed in the given dictionary.
*
* If @dict is %null, a built-in implementation is used (FIXME: We should document
* behavior for this). If @n is not 0, 1 or 2, then a false flag is returned.
*/
int enchant_dict_is_word_character (EnchantDict * dict, uint32_t uc, size_t n);
/**
* EnchantDictDescribeFn
* @lang_tag: The dictionary's language tag (eg: en_US, de_AT, ...)
* @provider_name: The provider's name (eg: Aspell) in UTF8 encoding
* @provider_desc: The provider's description (eg: Aspell 0.50.3) in UTF8 encoding
* @provider_file: The DLL/SO where this dict's provider was loaded from in Glib file encoding (UTF8 on Windows)
* @user_data: Supplied user data, or %null if you don't care
*
* Callback used to describe an individual dictionary
*/
typedef void (*EnchantDictDescribeFn) (const char * const lang_tag,
const char * const provider_name,
const char * const provider_desc,
const char * const provider_file,
void * user_data);
/**
* enchant_dict_describe
* @broker: A non-null #EnchantDict
* @dict: A non-null #EnchantDictDescribeFn
* @user_data: Optional user-data
*
* Describes an individual dictionary
*/
void enchant_dict_describe (EnchantDict * dict,
EnchantDictDescribeFn fn,
void * user_data);
/**
* enchant_broker_list_dicts
* @broker: A non-null #EnchantBroker
* @fn: A non-null #EnchantDictDescribeFn
* @user_data: Optional user-data
*
* Enumerates the dictionaries available from
* all Enchant providers.
*/
void enchant_broker_list_dicts (EnchantBroker * broker,
EnchantDictDescribeFn fn,
void * user_data);
/**
* enchant_set_prefix_dir
*
* Set the prefix dir. This overrides any auto-detected value,
* and can also be used on systems or installations where
* auto-detection does not work.
*
*/
void enchant_set_prefix_dir(const char *);
#ifdef __cplusplus
}
#endif
#endif /* ENCHANT_H */