akonadiconsole/agentconfigmodel.cpp

   1 /*
   2     Copyright (c) 2010 Volker Krause
   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,
  17     USA.
  18 */
  19
  20 #include "agentconfigmodel.h"
  21
  22 #include <KDebug>
  23
  24 #include <QDBusInterface>
  25 #include <QMetaMethod>
  26 #include <KLocalizedString>
  27
  28 AgentConfigModel::AgentConfigModel(QObject* parent): QAbstractTableModel(parent)
  29 {
  30 }
  31
  32 void AgentConfigModel::setAgentInstance(const Akonadi::AgentInstance& instance)
  33 {
  34   m_settings.clear();
  35   reset();
  36
  37   m_interface = new QDBusInterface(
  38     QString::fromLatin1("org.freedesktop.Akonadi.Agent.%1").arg( instance.identifier() ),
  39     "/Settings" );
  40   if ( !m_interface->isValid() ) {
  41     kError() << "Unable to obtain KConfigXT D-Bus interface of agent" << instance.identifier();
  42     return;
  43   }
  44
  45   reload();
  46 }
  47
  48 void AgentConfigModel::reload()
  49 {
  50   m_settings.clear();
  51   for ( int i = 0; i < m_interface->metaObject()->methodCount(); ++i ) {
  52     const QMetaMethod method = m_interface->metaObject()->method( i );
  53     if ( QByteArray( method.typeName() ).isEmpty() ) // returns void
  54       continue;
  55     const QByteArray signature( method.signature() );
  56     if ( signature.isEmpty() )
  57       continue;
  58     if ( signature.startsWith( "set" ) || !signature.contains( "()" ) ) // setter or takes parameters // krazy:exclude=strings
  59       continue;
  60     if ( signature.startsWith( "Introspect" ) ) // D-Bus stuff // krazy:exclude=strings
  61       continue;
  62     const QString methodName = QString::fromLatin1( signature.left( signature.indexOf( '(' ) ) );
  63     const QDBusMessage reply = m_interface->call( methodName );
  64     if ( !reply.arguments().count() == 1 ) {
  65       kError() << "call to method" << signature << "failed: " << reply.arguments() << reply.errorMessage();
  66       continue;
  67     }
  68     const QString settingName = methodName.at( 0 ).toUpper() + methodName.mid( 1 );
  69     m_settings.append( qMakePair( settingName, reply.arguments().at( 0 ) ) );
  70   }
  71   reset();
  72 }
  73
  74
  75 int AgentConfigModel::columnCount(const QModelIndex& parent) const
  76 {
  77   Q_UNUSED( parent );
  78   return 3;
  79 }
  80
  81 int AgentConfigModel::rowCount(const QModelIndex& parent) const
  82 {
  83   Q_UNUSED( parent );
  84   return m_settings.size();
  85 }
  86
  87 QVariant AgentConfigModel::data(const QModelIndex& index, int role) const
  88 {
  89   if ( index.row() < 0 || index.row() >= m_settings.size() )
  90     return QVariant();
  91   QPair<QString, QVariant> setting = m_settings.at( index.row() );
  92   if ( role == Qt::DisplayRole || role == Qt::EditRole ) {
  93     if ( index.column() == 0 )
  94       return setting.first;
  95     else if ( index.column() == 1 )
  96       return setting.second;
  97     else if ( index.column() == 2 )
  98       return setting.second.typeName();
  99   }
 100   return QVariant();
 101 }
 102
 103 bool AgentConfigModel::setData(const QModelIndex& index, const QVariant& value, int role)
 104 {
 105   if ( index.column() == 1 && role == Qt::EditRole && index.row() >= 0 && index.row() < m_settings.size() ) {
 106     const QPair<QString, QVariant> setting = m_settings.at( index.row() );
 107     if ( setting.second != value ) {
 108       m_interface->call( QString::fromLatin1( "set%1" ).arg( setting.first ), value );
 109       reload();
 110     }
 111   }
 112   return QAbstractItemModel::setData(index, value, role);
 113 }
 114
 115 QVariant AgentConfigModel::headerData(int section, Qt::Orientation orientation, int role) const
 116 {
 117   if ( orientation == Qt::Horizontal && role == Qt::DisplayRole ) {
 118     if ( section == 0 )
 119       return i18n( "Setting" );
 120     else if ( section == 1 )
 121       return i18n( "Value" );
 122     else if ( section == 2 )
 123       return i18n( "Type" );
 124   }
 125   return QAbstractItemModel::headerData(section, orientation, role);
 126 }
 127
 128 Qt::ItemFlags AgentConfigModel::flags(const QModelIndex& index) const
 129 {
 130   if ( index.column() == 1 )
 131     return QAbstractItemModel::flags( index ) | Qt::ItemIsEditable;
 132   return QAbstractItemModel::flags(index);
 133 }
 134
 135 void AgentConfigModel::writeConfig()
 136 {
 137   m_interface->call( "writeConfig" );
 138 }
 139
 140 #include "agentconfigmodel.moc"