WIP

components/exo/shell_surface.h

 // Copyright 2015 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 COMPONENTS_EXO_SHELL_SURFACE_H_
 #define COMPONENTS_EXO_SHELL_SURFACE_H_
 
 #include <cstdint>
 #include <deque>
 #include <memory>
@@ skipping 126 matching lines @@
 
   // Sets whether or not the shell surface should autohide the system UI.
   void SetSystemUiVisibility(bool autohide);
 
   // Set whether the surface is always on top.
   void SetAlwaysOnTop(bool always_on_top);
 
   // Set title for surface.
   void SetTitle(const base::string16& title);
 
+  // Set chunk of surface icon.
+  void SetIconChunk(uint32_t flags, const std::string& unsafe_icon_png);
+
+  // Reset icon for surface.
+  void ResetIcon();
+
   // Sets the system modality.
   void SetSystemModal(bool system_modal);
 
   // Sets the application ID for the window. The application ID identifies the
   // general class of applications to which the window belongs.
   static void SetApplicationId(aura::Window* window, const std::string& id);
   static const std::string GetApplicationId(aura::Window* window);
 
   // Set the application ID for the surface.
   void SetApplicationId(const std::string& application_id);
@@ skipping 49 matching lines @@
   // Set container for surface.
   void SetContainer(int container);
 
   // Sets the main surface for the window.
   static void SetMainSurface(aura::Window* window, Surface* surface);
 
   // Returns the main Surface instance or nullptr if it is not set.
   // |window| must not be nullptr.
   static Surface* GetMainSurface(const aura::Window* window);
 
+  // Returns true if |key| defines property that contains compressed png icon
+  // for a window.
+  static bool IsUnsafeIconPngDataKey(const void* key);
+
+  // Returns custom icon for the window in compressed png format. This data must
+  // be decoded in chrome/browser context using IPC ImageDecoder.
+  static const std::string* GetUnsafeIconPngData(const aura::Window* window);
+
+  // Sets custom icon for the window in compressed png format.
+  static void SetUnsafeIconPngData(aura::Window* window,
+                                   std::string* unsage_icon_png_data);
+
   // Returns a trace value representing the state of the surface.
   std::unique_ptr<base::trace_event::TracedValue> AsTracedValue() const;
 
   // Overridden from SurfaceDelegate:
   void OnSurfaceCommit() override;
   bool IsSurfaceSynchronized() const override;
 
   // Overridden from SurfaceObserver:
   void OnSurfaceDestroying(Surface* surface) override;
 
@@ skipping 116 matching lines @@
   int64_t primary_display_id_;
   gfx::Point origin_;
   bool activatable_ = true;
   const bool can_minimize_;
   // Container Window Id (see ash/public/cpp/shell_window_ids.h)
   int container_;
   bool frame_enabled_ = false;
   bool shadow_enabled_ = false;
   bool pending_show_widget_ = false;
   base::string16 title_;
+  std::string unsafe_icon_png_;
+  std::string unsafe_icon_png_builder_;
   std::string application_id_;
   gfx::Rect geometry_;
   gfx::Rect pending_geometry_;
   double scale_ = 1.0;
   double pending_scale_ = 1.0;
   base::Closure close_callback_;
   base::Closure surface_destroyed_callback_;
   StateChangedCallback state_changed_callback_;
   ConfigureCallback configure_callback_;
   ScopedConfigure* scoped_configure_ = nullptr;
@@ skipping 16 matching lines @@
   bool shadow_underlay_in_surface_ = true;
   bool pending_shadow_underlay_in_surface_ = true;
   bool system_modal_ = false;
 
   DISALLOW_COPY_AND_ASSIGN(ShellSurface);
 };
 
 }  // namespace exo
 
 #endif  // COMPONENTS_EXO_SHELL_SURFACE_H_