1 /* vim:set et ts=4 sts=4:
3 * ibus-libpinyin - Intelligent Pinyin engine based on libpinyin for IBus
5 * Copyright (c) 2011 Peng Wu <alexepico@gmail.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22 #include "PYPDoublePinyinEditor.h"
24 #include "PYLibPinyin.h"
29 * c in 'a' ... 'z' => id = c - 'a'
34 ((c >= IBUS_a && c <= IBUS_z) ? c - IBUS_a : (c == IBUS_semicolon ? 26 : -1))
37 ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'))
40 LibPinyinDoublePinyinEditor::LibPinyinDoublePinyinEditor
41 ( PinyinProperties & props, Config & config)
42 : LibPinyinPinyinEditor (props, config)
44 m_instance = LibPinyinBackEnd::instance ().allocPinyinInstance ();
47 LibPinyinDoublePinyinEditor::~LibPinyinDoublePinyinEditor (void)
49 LibPinyinBackEnd::instance ().freePinyinInstance (m_instance);
54 LibPinyinDoublePinyinEditor::insert (gint ch)
57 if (G_UNLIKELY (m_text.length () >= MAX_PINYIN_LEN))
62 /* it is not available ch */
67 if (G_UNLIKELY (m_text.empty () && ID_TO_SHENG (id) == PINYIN_ID_VOID)) {
72 m_text.insert (m_cursor++, ch);
79 void LibPinyinDoublePinyinEditor::reset (void)
81 LibPinyinPinyinEditor::reset ();
85 LibPinyinDoublePinyinEditor::processKeyEvent (guint keyval, guint keycode,
89 if (G_UNLIKELY (keyval == IBUS_semicolon)) {
90 if (cmshm_filter (modifiers) == 0) {
100 return LibPinyinPinyinEditor::processKeyEvent (keyval, keycode, modifiers);
104 LibPinyinDoublePinyinEditor::updatePinyin (void)
106 if (G_UNLIKELY (m_text.empty ())) {
108 /* TODO: check whether to replace "" with NULL. */
109 pinyin_parse_more_double_pinyins (m_instance, "");
110 pinyin_guess_sentence(m_instance);
115 pinyin_parse_more_double_pinyins (m_instance, m_text.c_str ());
116 pinyin_guess_sentence (m_instance);
121 LibPinyinDoublePinyinEditor::updateAuxiliaryText (void)
123 if (G_UNLIKELY (m_text.empty ())) {
124 hideAuxiliaryText ();
131 pinyin_get_n_pinyin (m_instance, &len);
133 for (guint i = 0; i < len; ++i) {
134 PinyinKey *key = NULL;
135 pinyin_get_pinyin_key (m_instance, i, &key);
137 PinyinKeyPos *pos = NULL;
138 pinyin_get_pinyin_key_rest (m_instance, i, &pos);
140 guint16 cursor = 0, end = 0;
141 pinyin_get_pinyin_key_rest_positions (m_instance, pos, &cursor, &end);
144 if (G_UNLIKELY (cursor == m_cursor)) { /* at word boundary. */
145 pinyin_get_pinyin_string (m_instance, key, &str);
146 m_buffer << '|' << str;
148 } else if (G_LIKELY (cursor < m_cursor &&
149 m_cursor < end)) { /* in word */
151 pinyin_get_pinyin_key_rest_length (m_instance, pos, &length);
154 String raw = m_text.substr (cursor, length);
155 guint offset = m_cursor - cursor;
156 m_buffer << ' ' << raw.substr (0, offset)
157 << '|' << raw.substr (offset);
158 } else { /* other words */
159 pinyin_get_pinyin_string (m_instance, key, &str);
160 m_buffer << ' ' << str;
165 if (m_cursor == m_pinyin_len)
168 /* append rest text */
169 const gchar * p = m_text.c_str() + m_pinyin_len;
172 StaticText aux_text (m_buffer);
173 Editor::updateAuxiliaryText (aux_text, TRUE);