ground/openpilotgcs/src/plugins/coreplugin/uavgadgetdecorator.cpp

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       uavgadgetdecorator.cpp
   5  * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
   6  * @addtogroup GCSPlugins GCS Plugins
   7  * @{
   8  * @addtogroup CorePlugin Core Plugin
   9  * @{
  10  * @brief The Core GCS plugin
  11  *****************************************************************************/
  12 /*
  13  * This program is free software; you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License as published by
  15  * the Free Software Foundation; either version 3 of the License, or
  16  * (at your option) any later version.
  17  *
  18  * This program is distributed in the hope that it will be useful, but
  19  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  20  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  21  * for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License along
  24  * with this program; if not, write to the Free Software Foundation, Inc.,
  25  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  26  */
  27
  28 #include "uavgadgetdecorator.h"
  29 #include "iuavgadgetconfiguration.h"
  30 #include <QComboBox>
  31 #include <QtCore/QByteArray>
  32 #include <QtCore/QDebug>
  33
  34 using namespace Core;
  35
  36 UAVGadgetDecorator::UAVGadgetDecorator(IUAVGadget *gadget, QList<IUAVGadgetConfiguration *> *configurations) :
  37     IUAVGadget(gadget->classId(), gadget->parent()),
  38     m_gadget(gadget),
  39     m_toolbar(new QComboBox),
  40     m_activeConfiguration(0),
  41     m_configurations(configurations)
  42 {
  43     m_gadget->setParent(this);
  44     m_toolbar->setMinimumContentsLength(15);
  45     foreach(IUAVGadgetConfiguration * config, *m_configurations)
  46     m_toolbar->addItem(config->name());
  47     connect(m_toolbar, SIGNAL(activated(int)), this, SLOT(loadConfiguration(int)));
  48     updateToolbar();
  49 }
  50
  51 UAVGadgetDecorator::~UAVGadgetDecorator()
  52 {
  53     delete m_configurations;
  54     delete m_toolbar;
  55 }
  56
  57 void UAVGadgetDecorator::loadConfiguration(int index)
  58 {
  59     IUAVGadgetConfiguration *config = m_configurations->at(index);
  60
  61     loadConfiguration(config);
  62 }
  63
  64 void UAVGadgetDecorator::loadConfiguration(IUAVGadgetConfiguration *config)
  65 {
  66     if (m_activeConfiguration == config) {
  67         return;
  68     }
  69     m_activeConfiguration = config;
  70     int index = m_toolbar->findText(config->name());
  71     if (m_toolbar->currentIndex() != index) {
  72         m_toolbar->setCurrentIndex(index);
  73     }
  74     m_gadget->loadConfiguration(config);
  75 }
  76
  77 void UAVGadgetDecorator::configurationChanged(IUAVGadgetConfiguration *config)
  78 {
  79     if (config == m_activeConfiguration) {
  80         // force a configuration reload
  81         m_activeConfiguration = NULL;
  82         loadConfiguration(config);
  83     }
  84 }
  85
  86 void UAVGadgetDecorator::configurationAdded(IUAVGadgetConfiguration *config)
  87 {
  88     if (config->classId() != classId()) {
  89         return;
  90     }
  91     m_configurations->append(config);
  92     m_toolbar->addItem(config->name());
  93     updateToolbar();
  94 }
  95
  96 void UAVGadgetDecorator::configurationToBeDeleted(IUAVGadgetConfiguration *config)
  97 {
  98     if (config->classId() != classId()) {
  99         return;
 100     }
 101     int index = m_configurations->indexOf(config);
 102     if (index >= 0) {
 103         m_toolbar->removeItem(index);
 104         m_configurations->removeAt(index);
 105     }
 106     updateToolbar();
 107 }
 108
 109 void UAVGadgetDecorator::configurationNameChanged(IUAVGadgetConfiguration *config, QString oldName, QString newName)
 110 {
 111     if (config->classId() != classId()) {
 112         return;
 113     }
 114     for (int i = 0; i < m_toolbar->count(); ++i) {
 115         if (m_toolbar->itemText(i) == oldName) {
 116             m_toolbar->setItemText(i, newName);
 117         }
 118     }
 119 }
 120
 121 void UAVGadgetDecorator::updateToolbar()
 122 {
 123     m_toolbar->setEnabled(m_toolbar->count() > 1);
 124 }
 125
 126 void UAVGadgetDecorator::saveState(QSettings *qSettings)
 127 {
 128     if (m_activeConfiguration) {
 129         qSettings->setValue("activeConfiguration", m_activeConfiguration->name());
 130     }
 131     // save gadget individual state
 132     qSettings->beginGroup("state");
 133     m_gadget->saveState(qSettings);
 134     qSettings->endGroup();
 135 }
 136
 137 void UAVGadgetDecorator::restoreState(QSettings *qSettings)
 138 {
 139     QString configName = qSettings->value("activeConfiguration").toString();
 140
 141     foreach(IUAVGadgetConfiguration * config, *m_configurations) {
 142         if (config->name() == configName) {
 143             loadConfiguration(config);
 144             break;
 145         }
 146     }
 147     // restore gadget individual state
 148     qSettings->beginGroup("state");
 149     m_gadget->restoreState(qSettings);
 150     qSettings->endGroup();
 151 }