[core] interfaces for downloader GUI

1 files changed, 53 insertions, 0 deletions

diff --git a/map/active_maps_layout.hpp b/map/active_maps_layout.hpp
new file mode 100644
index 0000000000..40c89c1703
--- /dev/null
+++ b/map/active_maps_layout.hpp
@@ -0,0 +1,53 @@
+#pragma once
+
+#include "../storage/storage_defines.hpp"
+
+#include "../std/string.hpp"
+
+class ActiveMapsLayout
+{
+public:
+  enum class TGroup
+  {
+    ENewMap,
+    EOutOfDate,
+    EUpToDate
+  };
+
+  class ActiveMapsListener
+  {
+  public:
+    /// if some country been inserted than oldGroup == newGroup, and oldPosition == -1
+    /// if some country been deleted than oldGroup == newGroup, and newPosition == -1
+    /// if group of country been changed. than oldGroup != newGroup, oldPosition >= 0 and newPosition >= 0
+    virtual void CountryGroupChanged(TGroup const & oldGroup, int oldPosition,
+                                     TGroup const & newGroup, int newPosition) = 0;
+    virtual void CountryStatusChanged(TGroup const & group, int position) = 0;
+    virtual void CountryOptionsChanged(TGroup const & group, int position) = 0;
+    virtual void DownloadingProgressUpdate(TGroup const & group, int position,
+                                           storage::LocalAndRemoteSizeT const & progress) = 0;
+  };
+
+  ActiveMapsLayout();
+
+  int GetCountInGroup(TGroup const & group) const;
+  string const & GetCountryName(TGroup const & group, int position) const;
+  storage::TStatus GetCountryStatus(TGroup const & group, int position) const;
+  storage::TMapOptions GetCountryOptions(TGroup const & group, int position) const;
+
+  /// set to nullptr when go out from ActiveMaps activity
+  void SetActiveMapsListener(ActiveMapsListener * listener);
+
+  void ChangeCountryOptions(TGroup const & group, int position, storage::TMapOptions const & options);
+  void ResumeDownloading(TGroup const & group, int position);
+
+  void IsDownloadingActive() const;
+  void CancelDownloading(TGroup const & group, int position);
+  void CancelAllDownloading();
+
+private:
+  /// ENewMap    - [0, TRangeSplit.first)
+  /// EOutOfDate - [TRangeSplit.first, TRangeSplit.second)
+  /// EUpToDate  - [TRangeSplit.second, m_items.size)
+  typedef pair<int, int> TRangeSplit;
+};