[Qt] Expose API to go full offline/online

platform/qt/include/qmapbox.hpp

@@ -25,6 +25,14 @@ typedef QList<PointAnnotation> PointAnnotations;
 typedef QPair<CoordinateSegments, QString> ShapeAnnotation;
 typedef QList<ShapeAnnotation> ShapeAnnotations;
 
+enum NetworkMode {
+    Online, // Default
+    Offline,
+};
+
+Q_DECL_EXPORT NetworkMode networkMode();
+Q_DECL_EXPORT void setNetworkMode(NetworkMode);
+
 }
 
 #endif // QMAPBOX_H

platform/qt/platform.gyp

@@ -52,6 +52,7 @@
         'src/http_request.cpp',
         'src/http_request.hpp',
         'src/image.cpp',
+        'src/qmapbox.cpp',
         'src/qmapboxgl.cpp',
         'src/qmapboxgl_p.hpp',
         'src/run_loop.cpp',

platform/qt/src/qmapbox.cpp

@@ -0,0 +1,32 @@
+#include <mbgl/storage/network_status.hpp>
+
+#include <QMapbox>
+
+namespace QMapbox {
+
+Q_DECL_EXPORT NetworkMode networkMode()
+{
+    switch (mbgl::NetworkStatus::Get()) {
+    case mbgl::NetworkStatus::Status::Online:
+        return NetworkMode::Online;
+    case mbgl::NetworkStatus::Status::Offline:
+        return NetworkMode::Offline;
+    }
+
+    // Silence compile warnings, should never happen.
+    return NetworkMode::Online;
+}
+
+Q_DECL_EXPORT void setNetworkMode(NetworkMode mode)
+{
+    switch (mode) {
+    case Online:
+        mbgl::NetworkStatus::Set(mbgl::NetworkStatus::Status::Online);
+        break;
+    case Offline:
+        mbgl::NetworkStatus::Set(mbgl::NetworkStatus::Status::Offline);
+        break;
+    }
+}
+
+}