Repo created

qt/update_dialog.hpp

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+#pragma once
+
+#include "map/framework.hpp"
+
+#include "platform/downloader_defines.hpp"
+
+#include "base/thread_checker.hpp"
+
+#include <cstdint>
+#include <optional>
+#include <string>
+#include <unordered_map>
+#include <utility>
+#include <vector>
+
+#include <QtWidgets/QApplication>
+#include <QtWidgets/QDialog>
+
+class QTreeWidget;
+class QTreeWidgetItem;
+class QLabel;
+class QPushButton;
+
+class Framework;
+
+namespace qt
+{
+class UpdateDialog : public QDialog
+{
+  Q_OBJECT
+
+public:
+  explicit UpdateDialog(QWidget * parent, Framework & framework);
+  virtual ~UpdateDialog();
+
+  /// @name Called from downloader to notify GUI
+  //@{
+  void OnCountryChanged(storage::CountryId const & countryId);
+  void OnCountryDownloadProgress(storage::CountryId const & countryId, downloader::Progress const & progress);
+  //@}
+
+  void ShowModal();
+
+private slots:
+  void OnItemClick(QTreeWidgetItem * item, int column);
+  void OnCloseClick();
+  void OnLocaleTextChanged(QString const & text);
+  void OnQueryTextChanged(QString const & text);
+
+private:
+  // CountryId to its ranking position and matched string (assuming no duplicates).
+  using Filter = std::unordered_map<storage::CountryId, std::pair<size_t, std::string>>;
+
+  void RefillTree();
+  void StartSearchInDownloader();
+
+  // Adds only those countries present in |filter|.
+  // Calls whose timestamp is not the latest are discarded.
+  void FillTree(std::optional<Filter> const & filter, uint64_t timestamp);
+  void FillTreeImpl(QTreeWidgetItem * parent, storage::CountryId const & countryId,
+                    std::optional<Filter> const & filter);
+
+  void UpdateRowWithCountryInfo(storage::CountryId const & countryId);
+  void UpdateRowWithCountryInfo(QTreeWidgetItem * item, storage::CountryId const & countryId);
+  QString GetNodeName(storage::CountryId const & countryId);
+
+  QTreeWidgetItem * CreateTreeItem(storage::CountryId const & countryId, size_t posInRanking, std::string matchedBy,
+                                   QTreeWidgetItem * parent);
+  std::vector<QTreeWidgetItem *> GetTreeItemsByCountryId(storage::CountryId const & countryId);
+  storage::CountryId GetCountryIdByTreeItem(QTreeWidgetItem *);
+
+  inline storage::Storage & GetStorage() const { return m_framework.GetStorage(); }
+
+  QTreeWidget * m_tree;
+  Framework & m_framework;
+  int m_observerSlotId;
+
+  // Params of the queries to the search engine.
+  std::string m_query;
+  std::string m_locale = "en";
+  uint64_t m_fillTreeTimestamp = 0;
+
+  std::unordered_multimap<storage::CountryId, QTreeWidgetItem *> m_treeItemByCountryId;
+
+  DECLARE_THREAD_CHECKER(m_threadChecker);
+};
+}  // namespace qt