[ash-md] Adds Wi-Fi header row to system tray network detailed view

ui/chromeos/network/network_list_md.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef UI_CHROMEOS_NETWORK_NETWORK_LIST_MD_H_
+#define UI_CHROMEOS_NETWORK_NETWORK_LIST_MD_H_
+
+#include <map>
+#include <memory>
+#include <set>
+#include <string>
+#include <vector>
+
+#include "base/macros.h"
+#include "chromeos/network/network_state_handler.h"
+#include "ui/chromeos/network/network_icon_animation_observer.h"
+#include "ui/chromeos/network/network_list_view_base.h"
+#include "ui/chromeos/ui_chromeos_export.h"
+#include "ui/gfx/image/image_skia.h"
+#include "ui/views/controls/button/button.h"
+
+namespace views {
+class Label;
+class View;
+}
+
+namespace ui {
+
+struct NetworkInfo;
+class NetworkListDelegate;
+
+// A list of available networks of a given type. This class is used for all
+// network types except VPNs. For VPNs, see the |VPNList| class.
+class UI_CHROMEOS_EXPORT NetworkListViewMd
+    : public NetworkListViewBase,
+      public network_icon::AnimationObserver,
+      public views::ButtonListener {
+ public:
+  explicit NetworkListViewMd(NetworkListDelegate* delegate);
+  ~NetworkListViewMd() override;
+
+  // NetworkListViewBase:
+  void Update() override;
+  bool IsNetworkEntry(views::View* view,
+                      std::string* service_path) const override;
+
+ private:
+  class WiFiHeaderRowView;
+
+  void UpdateNetworks(
+      const chromeos::NetworkStateHandler::NetworkStateList& networks);
+  void UpdateNetworkIcons();
+  void OrderNetworks();
+  void UpdateNetworkListInternal();
+  void HandleRelayout();
+  bool UpdateNetworkListEntries(std::set<std::string>* new_service_paths);
+  bool UpdateNetworkChildren(std::set<std::string>* new_service_paths,
+                             int* child_index,
+                             bool wifi);
+  bool UpdateNetworkChild(int index, const NetworkInfo* info);
+  bool PlaceViewAtIndex(views::View* view, int index);
+  bool UpdateInfoLabel(int message_id, int index, views::Label** label);
+  bool UpdateWiFiHeaderRow(bool enabled, int index, WiFiHeaderRowView** view);

[Evan Stade, 2016/09/23 01:37:59]

these are all in dire need of documentation

[varkha, 2016/09/23 04:50:36]

Done.

+
+  // network_icon::AnimationObserver:
+  void NetworkIconChanged() override;
+
+  // views::ButtonListener:
+  void ButtonPressed(views::Button* sender, const ui::Event& event) override;
+
+  NetworkListDelegate* delegate_;
+
+  views::Label* no_wifi_networks_view_;
+  views::Label* no_cellular_networks_view_;
+  WiFiHeaderRowView* wifi_header_view_;
+
+  // An owned list of network info.
+  std::vector<std::unique_ptr<NetworkInfo>> network_list_;
+
+  typedef std::map<views::View*, std::string> NetworkMap;
+  NetworkMap network_map_;
+
+  // A map of network service paths to their view.
+  typedef std::map<std::string, views::View*> ServicePathMap;
+  ServicePathMap service_path_map_;
+
+  DISALLOW_COPY_AND_ASSIGN(NetworkListViewMd);
+};
+
+}  // namespace ui
+
+#endif  // UI_CHROMEOS_NETWORK_NETWORK_LIST_MD_H_