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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commitce599e4f9f94b4eb00c1b5edb85bce5431ab3df2 (patch)
treed3bb9f5d25a2dc09ca81adecf39621d871534297 /kiten/kromajiedit.cpp
downloadtdeedu-ce599e4f9f94b4eb00c1b5edb85bce5431ab3df2.tar.gz
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Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeedu@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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diff --git a/kiten/kromajiedit.cpp b/kiten/kromajiedit.cpp
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+/**
+ This file is part of Kiten, a KDE Japanese Reference Tool...
+ Copyright (C) 2001 Jason Katz-Brown <jason@katzbrown.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 of the License, 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
+**/
+
+#include <kdebug.h>
+#include <kstandarddirs.h>
+#include <kmessagebox.h>
+#include <klocale.h>
+#include <qfile.h>
+#include <qpopupmenu.h>
+#include <qtextcodec.h>
+
+#include "kromajiedit.h"
+
+KRomajiEdit::KRomajiEdit(QWidget *parent, const char *name)
+ : KLineEdit(parent, name)
+{
+ kana = "unset";
+
+ KStandardDirs *dirs = KGlobal::dirs();
+ QString romkana = dirs->findResource("data", "kiten/romkana.cnv");
+ if (romkana.isNull())
+ {
+ KMessageBox::error(0, i18n("Romaji information file not installed, so Romaji conversion cannot be used."));
+ return;
+ }
+
+ QFile f(romkana);
+
+ if (!f.open(IO_ReadOnly))
+ {
+ KMessageBox::error(0, i18n("Romaji information could not be loaded, so Romaji conversion cannot be used."));
+ }
+
+ QTextStream t(&f);
+ t.setCodec(QTextCodec::codecForName("eucJP"));
+ while (!t.eof())
+ {
+ QString s = t.readLine();
+
+ QChar first = s.at(0);
+ if (first == '#') // comment!
+ {
+ // nothing
+ }
+ else if (first == '$') // header
+ {
+ if (kana == "unset")
+ kana = "hiragana";
+ else
+ kana = "katakana";
+ }
+ else // body
+ {
+ QStringList things(QStringList::split(QChar(' '), s));
+ QString thekana(things.first());
+ QString romaji(*things.at(1));
+
+ if (kana == "hiragana")
+ hiragana[romaji] = thekana;
+ else if (kana == "katakana")
+ katakana[romaji] = thekana;
+ }
+ }
+ f.close();
+
+ kana = "english";
+}
+
+KRomajiEdit::~KRomajiEdit()
+{
+}
+
+void KRomajiEdit::setKana(int _kana)
+{
+ switch (_kana)
+ {
+ case 0:
+ kana = "english";
+ break;
+ case 1:
+ kana = "hiragana";
+ break;
+ //case 2:
+ //kana = "katakana";
+ //break;
+ }
+}
+
+// TODO allow editing not only at end
+void KRomajiEdit::keyPressEvent(QKeyEvent *e)
+{
+ bool shift = e->state() & ShiftButton;
+ QString ji = e->text();
+
+ if (shift && e->key() == Key_Space) // switch hiragana/english
+ {
+ if (kana == "hiragana")
+ kana = "english";
+ else if (kana == "english")
+ kana = "hiragana";
+
+ return;
+ }
+
+ if (kana == "english" || ji.isEmpty())
+ {
+ KLineEdit::keyPressEvent(e);
+ return;
+ }
+
+ if (shift) // shift for katakana
+ {
+ if (kana == "hiragana")
+ kana = "katakana";
+ }
+
+ //kdDebug() << "--------------------\n";
+
+ QString curEng;
+ QString curKana;
+ QString _text = text();
+
+ int i;
+ unsigned int len = _text.length();
+ //kdDebug() << "length = " << len << endl;
+ for (i = len - 1; i >= 0; i--)
+ {
+ QChar at = _text.at(i);
+
+ //kdDebug() << "at = " << QString(at) << endl;
+
+ if (at.row() == 0 && at != '.')
+ {
+ //kdDebug() << "prepending " << QString(at) << endl;
+ curEng.prepend(at);
+ }
+ else
+ break;
+ }
+ i++;
+
+ //kdDebug() << "i is " << i << ", length is " << len << endl;
+ curKana = _text.left(i);
+
+ ji.prepend(curEng);
+ ji = ji.lower();
+ //kdDebug() << "ji = " << ji << endl;
+
+ QString replace;
+
+ //kdDebug () << "kana is " << kana << endl;
+ if (kana == "hiragana")
+ replace = hiragana[ji];
+ else if (kana == "katakana")
+ replace = katakana[ji];
+
+ //kdDebug() << "replace = " << replace << endl;
+
+ if (!!replace) // if (replace has something in it)
+ {
+ //kdDebug() << "replace isn't empty\n";
+
+ setText(curKana + replace);
+
+ if (kana == "katakana")
+ kana = "hiragana";
+ return;
+ }
+ else
+ {
+ //kdDebug() << "replace is empty\n";
+ QString farRight(ji.right(ji.length() - 1));
+ //kdDebug() << "ji = " << ji << endl;
+ //kdDebug() << "farRight = " << farRight << endl;
+
+ // test if we need small tsu
+ if (ji.at(0) == farRight.at(0)) // if two letters are same, and we can add a twoletter length kana
+ {
+ if (kana == "hiragana")
+ setText(curKana + hiragana[ji.at(0) == 'n'? "n'" : "t-"] + farRight.at(0));
+ else
+ setText(curKana + katakana[ji.at(0) == 'n'? "n'" : "t-"] + farRight.at(0));
+
+ if (kana == "katakana")
+ kana = "hiragana";
+ return;
+ }
+
+ // test for hanging n
+ QString newkana;
+ if (kana == "hiragana")
+ {
+ newkana = hiragana[farRight];
+ //kdDebug() << "newkana = " << newkana << endl;
+ if (ji.at(0) == 'n' && !!newkana)
+ {
+ //kdDebug() << "doing the n thing\n";
+
+ setText(curKana + hiragana["n'"] + newkana);
+
+ if (kana == "katakana")
+ kana = "hiragana";
+ return;
+ }
+ }
+ else
+ {
+ newkana = katakana[farRight];
+ if (ji.at(0) == 'n' && !!newkana)
+ {
+ //kdDebug() << "doing the n thing - katakana\n";
+
+ setText(curKana + katakana["n'"] + newkana);
+
+ if (kana == "katakana")
+ kana = "hiragana";
+ return;
+ }
+ }
+ }
+
+ if ( e->key() == Key_Return || e->key() == Key_Enter ) // take care of pending n
+ {
+ if (kana == "hiragana")
+ {
+ if (_text[len-1] == 'n')
+ setText(curKana + hiragana["n'"]);
+ }
+ else
+ {
+ if (_text[len-1] == 'N')
+ setText(curKana + katakana["n'"]);
+ }
+ }
+
+ KLineEdit::keyPressEvent(e); // don't think we'll get here :)
+}
+
+QPopupMenu *KRomajiEdit::createPopupMenu()
+{
+ QPopupMenu *popup = KLineEdit::createPopupMenu();
+ popup->insertSeparator();
+ popup->insertItem(i18n("English"), 0);
+ popup->insertItem(i18n("Kana"), 1);
+
+ if (kana == "english")
+ popup->setItemChecked(0, true);
+ else if (kana == "hiragana")
+ popup->setItemChecked(1, true);
+
+ connect(popup, SIGNAL(activated(int)), SLOT(setKana(int)));
+
+ emit aboutToShowContextMenu(popup);
+ return popup;
+}
+
+#include "kromajiedit.moc"