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/* vim:set et ts=4 sts=4:
*
* ibus-libpinyin - Intelligent Pinyin engine based on libpinyin for IBus
*
* Copyright (c) 2018 linyu Xu <liannaxu07@gmail.com>
* Copyright (c) 2020 Weixuan XIAO <veyx.shaw@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __PY_LIB_PINYIN_ClOUD_CANDIDATES_H_
#define __PY_LIB_PINYIN_ClOUD_CANDIDATES_H_
#include "PYString.h"
#include "PYPointer.h"
#include "PYPEnhancedCandidates.h"
#include <string>
#include <vector>
#include <set>
#include <glib.h>
#include <libsoup/soup.h>
#include <json-glib/json-glib.h>
#include "PYConfig.h"
class CloudCandidatesResponseParser;
namespace PY {
#define BUFFERLENGTH 2048
#define CLOUD_MINIMUM_UTF8_TRIGGER_LENGTH 2
enum InputMode {
FullPinyin = 0,
DoublePinyin,
Bopomofo
};
class PhoneticEditor;
class CloudCandidates : public EnhancedCandidates<PhoneticEditor>
{
public:
CloudCandidates (PhoneticEditor *editor);
~CloudCandidates();
void setInputMode (InputMode mode) { m_input_mode = mode; }
gboolean processCandidates (std::vector<EnhancedCandidate> & candidates);
int selectCandidate (EnhancedCandidate & enhanced);
void cloudAsyncRequest (gpointer user_data);
void cloudSyncRequest (const gchar* pinyin, std::vector<EnhancedCandidate> & candidates);
void delayedCloudAsyncRequest (const gchar* pinyin);
void updateLookupTable ();
guint m_source_event_id;
SoupMessage *m_message;
GCancellable *m_cancel_message;
std::string m_last_requested_pinyin;
private:
static gboolean delayedCloudAsyncRequestCallBack (gpointer user_data);
static void cloudResponseCallBack (GObject *object, GAsyncResult *result, gpointer user_data);
gboolean processCloudResponse (GInputStream *stream, std::vector<EnhancedCandidate> & candidates, const gchar *pinyin);
/* get internal full pinyin representation */
String getFullPinyin ();
void resetCloudResponseParser ();
private:
SoupSession *m_session;
InputMode m_input_mode;
CloudInputSource m_input_source;
CloudCandidatesResponseParser *m_parser;
GTimer *m_timer;
protected:
std::vector<EnhancedCandidate> m_candidates;
/* The candidate cache contains some candidates from libpinyin,
use this cache to remove duplicated cloud candidates. */
std::set<std::string> m_candidate_cache;
};
};
#endif
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