qml: set and expose the current network name from the ChainModel

Author: jarolrod

src/qml/bitcoin.cpp

@@ -175,6 +175,7 @@ int QmlGuiMain(int argc, char* argv[])
     // QObject::connect(&init_executor, &InitExecutor::runawayException, &node_model, &NodeModel::handleRunawayException);
 
     ChainModel chain_model{*chain};
+    chain_model.setCurrentNetworkName(QString::fromStdString(gArgs.GetChainName()));
 
     QObject::connect(&node_model, &NodeModel::setTimeRatioList, &chain_model, &ChainModel::setTimeRatioList);
     QObject::connect(&node_model, &NodeModel::setTimeRatioListInitial, &chain_model, &ChainModel::setTimeRatioListInitial);

src/qml/chainmodel.cpp

@@ -5,6 +5,7 @@
 #include <qml/chainmodel.h>
 
 #include <QDateTime>
+#include <QString>
 #include <QThread>
 #include <QTime>
 #include <interfaces/chain.h>
@@ -21,6 +22,12 @@ ChainModel::ChainModel(interfaces::Chain& chain)
     timer_thread->start();
 }
 
+void ChainModel::setCurrentNetworkName(QString network_name)
+{
+    m_current_network_name = network_name.toUpper();
+    Q_EMIT currentNetworkNameChanged();
+}
+
 void ChainModel::setTimeRatioList(int new_time)
 {
     if (m_time_ratio_list.isEmpty()) {

src/qml/chainmodel.h

@@ -8,6 +8,7 @@
 #include <interfaces/chain.h>
 
 #include <QObject>
+#include <QString>
 #include <QTimer>
 #include <QVariant>
 
@@ -21,11 +22,14 @@ static const int SECS_IN_12_HOURS = 43200;
 class ChainModel : public QObject
 {
     Q_OBJECT
+    Q_PROPERTY(QString currentNetworkName READ currentNetworkName WRITE setCurrentNetworkName NOTIFY currentNetworkNameChanged)
     Q_PROPERTY(QVariantList timeRatioList READ timeRatioList NOTIFY timeRatioListChanged)
 
 public:
     explicit ChainModel(interfaces::Chain& chain);
 
+    QString currentNetworkName() const { return m_current_network_name; };
+    void setCurrentNetworkName(QString network_name);
     QVariantList timeRatioList() const { return m_time_ratio_list; };
 
     int timestampAtMeridian();
@@ -38,8 +42,10 @@ public Q_SLOTS:
 
 Q_SIGNALS:
     void timeRatioListChanged();
+    void currentNetworkNameChanged();
 
 private:
+    QString m_current_network_name;
     /* time_ratio: Ratio between the time at which an event
      * happened and 12 hours. So, for example, if a block is
      * found at 4 am or pm, the time_ratio would be 0.3.