QtInputMethod_GooglePinyin/googlepinyin/sync.cpp

113 lines
2.3 KiB
C++

/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "sync.h"
#include <assert.h>
#include <string.h>
#ifdef ___SYNC_ENABLED___
namespace ime_pinyin {
Sync::Sync()
: userdict_(NULL),
dictfile_(NULL),
last_count_(0) {
};
Sync::~Sync() {
}
bool Sync::begin(const char * filename) {
if (userdict_) {
finish();
}
if (!filename) {
return false;
}
dictfile_ = strdup(filename);
if (!dictfile_) {
return false;
}
userdict_ = new UserDict();
if (!userdict_) {
free(dictfile_);
dictfile_ = NULL;
return false;
}
if (userdict_->load_dict((const char*)dictfile_, kUserDictIdStart,
kUserDictIdEnd) == false) {
delete userdict_;
userdict_ = NULL;
free(dictfile_);
dictfile_ = NULL;
return false;
}
userdict_->set_limit(kUserDictMaxLemmaCount, kUserDictMaxLemmaSize, kUserDictRatio);
return true;
}
int Sync::put_lemmas(char16 * lemmas, int len) {
return userdict_->put_lemmas_no_sync_from_utf16le_string(lemmas, len);
}
int Sync::get_lemmas(char16 * str, int size) {
return userdict_->get_sync_lemmas_in_utf16le_string_from_beginning(str, size, &last_count_);
}
int Sync::get_last_got_count() {
return last_count_;
}
int Sync::get_total_count() {
return userdict_->get_sync_count();
}
void Sync::clear_last_got() {
if (last_count_ < 0) {
return;
}
userdict_->clear_sync_lemmas(0, last_count_);
last_count_ = 0;
}
void Sync::finish() {
if (userdict_) {
userdict_->close_dict();
delete userdict_;
userdict_ = NULL;
free(dictfile_);
dictfile_ = NULL;
last_count_ = 0;
}
}
int Sync::get_capacity() {
UserDict::UserDictStat stat;
userdict_->state(&stat);
return stat.limit_lemma_count - stat.lemma_count;
}
}
#endif