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/* vim:set et ts=4 sts=4:
*
* ibus-libpinyin - Intelligent Pinyin engine based on libpinyin for IBus
*
* Copyright (c) 2011 Peng Wu <alexepico@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_BASE_EDITOR_H_
#define __PY_LIB_PINYIN_BASE_EDITOR_H_
#include <vector>
#include <pinyin.h>
#include "PYLookupTable.h"
#include "PYEditor.h"
#include "PYPEnhancedCandidates.h"
#include "PYPLibPinyinCandidates.h"
#include "PYPTradCandidates.h"
#ifdef IBUS_BUILD_LUA_EXTENSION
#include "PYPLuaTriggerCandidates.h"
#include "PYPLuaConverterCandidates.h"
#endif
namespace PY {
class PhoneticEditor : public Editor {
friend class LibPinyinCandidates;
friend class TraditionalCandidates;
#ifdef IBUS_BUILD_LUA_EXTENSION
friend class LuaTriggerCandidates;
friend class LuaConverterCandidates;
#endif
public:
PhoneticEditor (PinyinProperties & props, Config & config);
virtual ~PhoneticEditor ();
public:
/* virtual functions */
virtual void pageUp (void);
virtual void pageDown (void);
virtual void cursorUp (void);
virtual void cursorDown (void);
virtual void update (void);
virtual void reset (void);
virtual void candidateClicked (guint index, guint button, guint state);
virtual gboolean processKeyEvent (guint keyval, guint keycode, guint modifiers);
virtual gboolean processSpace (guint keyval, guint keycode, guint modifiers);
virtual gboolean processFunctionKey (guint keyval, guint keycode, guint modifiers);
virtual void updateLookupTable ();
virtual void updateLookupTableFast ();
virtual gboolean updateCandidates ();
virtual gboolean fillLookupTable ();
virtual void commit (const gchar *str) = 0;
protected:
SelectCandidateAction selectCandidateInternal (EnhancedCandidate & candidate);
gboolean selectCandidate (guint i);
gboolean selectCandidateInPage (guint i);
void commit () { selectCandidate (0); }
guint getPinyinCursor (void);
guint getLookupCursor (void);
/* inline functions */
/* pure virtual functions */
virtual gboolean insert (gint ch) = 0;
virtual gboolean removeCharBefore (void);
virtual gboolean removeCharAfter (void);
virtual gboolean removeWordBefore (void);
virtual gboolean removeWordAfter (void);
virtual gboolean moveCursorLeft (void);
virtual gboolean moveCursorRight (void);
virtual gboolean moveCursorLeftByWord (void);
virtual gboolean moveCursorRightByWord (void);
virtual gboolean moveCursorToBegin (void);
virtual gboolean moveCursorToEnd (void);
virtual void updateAuxiliaryText (void) = 0;
virtual void updatePreeditText (void) = 0;
virtual void updatePinyin (void) = 0;
guint getCursorLeftByWord (void);
guint getCursorRightByWord (void);
/* varibles */
guint m_pinyin_len;
LookupTable m_lookup_table;
String m_buffer;
/* use LibPinyinBackEnd here. */
pinyin_instance_t *m_instance;
/* use EnhancedCandidates here. */
std::vector<EnhancedCandidate> m_candidates;
/* several EnhancedCandidates providers. */
LibPinyinCandidates m_libpinyin_candidates;
TraditionalCandidates m_traditional_candidates;
#ifdef IBUS_BUILD_LUA_EXTENSION
LuaTriggerCandidates m_lua_trigger_candidates;
LuaConverterCandidates m_lua_converter_candidates;
#endif
};
};
#endif
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