Add settings page to enable and disable devices

Commits squashed and amended to read information only from settings manager by Adam Honse <calcprogrammer1@gmail.com>

qt/DetectorTableModel.cpp

@@ -0,0 +1,147 @@
+#include "DetectorTableModel.h"
+
+DetectorTableModel::DetectorTableModel(QObject* parent) : QAbstractTableModel(parent)
+{
+    detectors.clear();
+
+    /*-----------------------------------------------------*\
+    | Read the detector list from the settings manager      |
+    \*-----------------------------------------------------*/
+    json settings = ResourceManager::get()->GetSettingsManager()->GetSettings("Detectors");
+
+    if(settings.contains("detectors"))
+    {
+        for(json::const_iterator it = settings["detectors"].begin(); it != settings["detectors"].end(); it++)
+        {
+            DetectorTableValue new_entry;
+
+            new_entry.key   = it.key();
+            new_entry.value = it.value();
+
+            detectors.push_back(new_entry);
+        }
+    }
+
+    /*-----------------------------------------------------*\
+    | If settings contains the detectors list, fill in rows |
+    \*-----------------------------------------------------*/
+    beginInsertRows(QModelIndex(), 0, detectors.size());
+    endInsertRows();
+}
+
+int DetectorTableModel::columnCount(const QModelIndex&) const
+{
+    /*-----------------------------------------------------*\
+    | The table has two columns - detector name and enable  |
+    \*-----------------------------------------------------*/
+    return 2;
+}
+
+int DetectorTableModel::rowCount(const QModelIndex&) const
+{
+    /*-----------------------------------------------------*\
+    | The number of rows is equal to the number of detectors|
+    \*-----------------------------------------------------*/
+    return detectors.size();
+}
+
+QVariant DetectorTableModel::data(const QModelIndex& index, int role) const
+{
+    switch(role)
+    {
+        /*-----------------------------------------------------*\
+        | Column 0 is the detector name, 1 is the enable flag   |
+        \*-----------------------------------------------------*/
+        case Qt::DisplayRole:
+            switch(index.column())
+            {
+                case 0:
+                    return detectors[index.row()].key.c_str();
+                case 1:
+                    return detectors[index.row()].value;
+            }
+            return QVariant();
+
+        case Qt::CheckStateRole:
+            switch(index.column())
+            {
+                case 1:
+                    return 2 * detectors[index.row()].value;
+            }
+            return QVariant();
+    }
+    return QVariant();
+}
+
+bool DetectorTableModel::setData(const QModelIndex& index, const QVariant& value, int role)
+{
+    /*-----------------------------------------------------*\
+    | Update detector value for column 1                    |
+    \*-----------------------------------------------------*/
+    if(index.column() == 1 && role == Qt::CheckStateRole)
+    {
+        detectors[index.row()].value = value.toBool();
+        emit dataChanged(index, index);
+    }
+    return false;
+}
+
+QVariant DetectorTableModel::headerData(int index, Qt::Orientation orientation, int role) const
+{
+    if(role == Qt::DisplayRole)
+    {
+        switch(orientation)
+        {
+            case Qt::Vertical:
+                return index + 1;
+
+            case Qt::Horizontal:
+                switch(index)
+                {
+                    case 0:
+                        return "Name";
+                    case 1:
+                        return "Enabled";
+                }
+        }
+    }
+    return QVariant();
+}
+
+Qt::ItemFlags DetectorTableModel::flags(const QModelIndex& index) const
+{
+    Qt::ItemFlags fl = Qt::ItemIsEnabled;
+
+    if(index.column() == 1)
+    {
+        fl |= Qt::ItemIsUserCheckable;
+    }
+
+    return fl;
+}
+
+void DetectorTableModel::applySettings()
+{
+    /*-----------------------------------------------------*\
+    | Read the detector list from the settings manager      |
+    \*-----------------------------------------------------*/
+    json settings = ResourceManager::get()->GetSettingsManager()->GetSettings("Detectors");
+
+    /*-----------------------------------------------------*\
+    | Loop through all detectors in the list and update the |
+    | value in the settings                                 |
+    \*-----------------------------------------------------*/
+    if(settings.contains("detectors"))
+    {
+        for(unsigned int detector_idx = 0; detector_idx < detectors.size(); detector_idx++)
+        {
+            settings["detectors"][detectors[detector_idx].key] = detectors[detector_idx].value;
+        }
+    }
+
+    /*-----------------------------------------------------*\
+    | Set and save the settings                             |
+    \*-----------------------------------------------------*/
+    ResourceManager::get()->GetSettingsManager()->SetSettings("Detectors", settings);
+    ResourceManager::get()->GetSettingsManager()->SaveSettings();
+}