workspace/kcontrol/kxkb/rules.cpp

   1 /*
   2  *  Copyright (C) 2003-2006 Andriy Rysin (rysin@kde.org)
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License, or
   7  *  (at your option) any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, write to the Free Software
  16  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17  */
  18
  19 #include <QtGui/QWidgetList>
  20 #include <QX11Info>
  21 #include <QRegExp>
  22 #include <QTextStream>
  23 #include <QFile>
  24 #include <QDir>
  25
  26 #include <kstandarddirs.h>
  27 #include <kglobal.h>
  28 #include <klocale.h>
  29 #include <kdebug.h>
  30 #include <config-workspace.h>
  31
  32 #include "x11helper.h"
  33 #include "rules.h"
  34
  35 #ifdef HAVE_XKLAVIER
  36 #include "xklavier_adaptor.h"
  37 #endif
  38
  39 #include "kxkbconfig.h"
  40
  41
  42 static const QRegExp NON_CLEAN_LAYOUT_REGEXP("[^a-z]");
  43
  44 //bool XkbRules::m_layoutsClean = true;
  45
  46 XkbRules::XkbRules(bool layoutsOnly)
  47 {
  48 #ifdef HAVE_XKLAVIER
  49     loadNewRules(layoutsOnly);
  50 #else
  51     X11_DIR = X11Helper::findX11Dir();
  52
  53     if( X11_DIR == NULL ) {
  54         kError() << "Cannot find X11 directory!" << endl;
  55 //        throw Exception();
  56         return;
  57     }
  58
  59     QString rulesFile = X11Helper::findXkbRulesFile(X11_DIR, QX11Info::display());
  60
  61     if( rulesFile.isEmpty() ) {
  62         kError() << "Cannot find rules file in " << X11_DIR << endl;
  63 //              throw Exception();
  64         return;
  65     }
  66
  67     loadRules(rulesFile, layoutsOnly);
  68 #endif
  69
  70 }
  71
  72
  73 #ifdef HAVE_XKLAVIER
  74
  75 void XkbRules::loadNewRules(bool layoutsOnly)
  76 {
  77     XKlavierAdaptor* xklAdaptor = XKlavierAdaptor::getInstance(QX11Info::display());
  78     xklAdaptor->loadXkbConfig(layoutsOnly);
  79
  80     m_layouts = xklAdaptor->getLayouts();
  81     if( layoutsOnly == false ) {
  82         m_models = xklAdaptor->getModels();
  83         m_varLists = xklAdaptor->getVariants();
  84         m_optionGroups = xklAdaptor->getOptionGroups();
  85         m_options = xklAdaptor->getOptions();
  86
  87         QHashIterator<QString, XkbOption> it( m_options );
  88         for (; it.hasNext(); ) {
  89             const XkbOption& option = it.next().value();
  90             option.group->options.append(option);
  91         }
  92     }
  93 }
  94
  95 #else
  96
  97 void XkbRules::loadRules(const QString &file, bool layoutsOnly)
  98 {
  99     RulesInfo* rules = X11Helper::loadRules(file, layoutsOnly);
 100
 101     if (rules == NULL) {
 102         kDebug() << "Unable to load rules";
 103         return;
 104     }
 105
 106     m_layouts = rules->layouts;
 107
 108     if( layoutsOnly == false ) {
 109         m_models = rules->models;
 110 //        m_varLists = rules->variants;
 111         m_options = rules->options;
 112         m_optionGroups = rules->optionGroups;
 113
 114         QHashIterator<QString, XkbOption> it( m_options );
 115         for (; it.hasNext(); ) {
 116             const XkbOption& option = it.next().value();
 117             option.group->options.append(option);
 118         }
 119     }
 120 }
 121
 122
 123 #endif
 124
 125 QList<XkbVariant>
 126 XkbRules::getAvailableVariants(const QString& layout)
 127 {
 128     if( layout.isEmpty() || !layouts().contains(layout) )
 129           return QList<XkbVariant>();
 130
 131     QList<XkbVariant>* result1 = m_varLists[layout];
 132
 133 #ifdef HAVE_XKLAVIER
 134         return *result1;
 135 #else
 136     if( result1 )
 137         return *result1;
 138
 139     QList<XkbVariant>* result = X11Helper::getVariants(layout, X11_DIR);
 140
 141     m_varLists.insert(layout, result);
 142     return *result;
 143 #endif
 144
 145 }