Enable commands API for platform apps.

chrome/browser/ui/cocoa/extensions/shell_window_cocoa.h

 // Copyright (c) 2012 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 CHROME_BROWSER_UI_COCOA_EXTENSIONS_SHELL_WINDOW_COCOA_H_
 #define CHROME_BROWSER_UI_COCOA_EXTENSIONS_SHELL_WINDOW_COCOA_H_
 
 #import <Cocoa/Cocoa.h>
 #include <vector>
 
 #include "base/memory/scoped_nsobject.h"
 #import "chrome/browser/ui/cocoa/browser_command_executor.h"
 #include "chrome/browser/ui/cocoa/constrained_window_mac.h"
 #include "chrome/browser/ui/extensions/native_shell_window.h"
 #include "chrome/browser/ui/extensions/shell_window.h"
 #include "chrome/common/extensions/draggable_region.h"
 #import "third_party/GTM/AppKit/GTMWindowSheetController.h"
 #include "ui/gfx/rect.h"
 
+class ExtensionKeybindingRegistryCocoa;
 class Profile;
 class ShellWindowCocoa;
 @class ShellNSWindow;
 
 // A window controller for a minimal window to host a web app view. Passes
 // Objective-C notifications to the C++ bridge.
 @interface ShellWindowController : NSWindowController
                                   <NSWindowDelegate,
                                    GTMWindowSheetControllerDelegate,
                                    ConstrainedWindowSupport,
                                    BrowserCommandExecutor> {
  @private
   ShellWindowCocoa* shellWindow_;  // Weak; owns self.
   // Manages per-window sheets.
   scoped_nsobject<GTMWindowSheetController> sheetController_;
 }
 
 @property(assign, nonatomic) ShellWindowCocoa* shellWindow;
 
+// Consults the Command Registry to see if this |event| needs to be handled as
+// an extension command and returns YES if so (NO otherwise).
+- (BOOL)handledByExtensionCommand:(NSEvent*)event;
+
 @end
 
 // Cocoa bridge to ShellWindow.
 class ShellWindowCocoa : public NativeShellWindow {
  public:
   ShellWindowCocoa(ShellWindow* shell_window,
       const ShellWindow::CreateParams& params);
 
   // BaseWindow implementation.
   virtual bool IsActive() const OVERRIDE;
@@ skipping 23 matching lines @@
 
   // Called when the window is defocused.
   void WindowDidResignKey();
 
   // Called when the window is resized.
   void WindowDidResize();
 
   // Called when the window is moved.
   void WindowDidMove();
 
+  // Called to handle a key event.
+  bool HandledByExtensionCommand(NSEvent* event);
+
  protected:
   // NativeShellWindow implementation.
   virtual void SetFullscreen(bool fullscreen) OVERRIDE;
   virtual bool IsFullscreenOrPending() const OVERRIDE;
   virtual void UpdateWindowIcon() OVERRIDE;
   virtual void UpdateWindowTitle() OVERRIDE;
   virtual void UpdateDraggableRegions(
       const std::vector<extensions::DraggableRegion>& regions) OVERRIDE;
   virtual void HandleKeyboardEvent(
       const content::NativeWebKeyboardEvent& event) OVERRIDE;
@@ skipping 19 matching lines @@
   bool has_frame_;
 
   bool is_fullscreen_;
   NSRect restored_bounds_;
 
   scoped_nsobject<ShellWindowController> window_controller_;
   NSInteger attention_request_id_;  // identifier from requestUserAttention
 
   std::vector<extensions::DraggableRegion> draggable_regions_;
 
+  // The Extension Command Registry used to determine which keyboard events to
+  // handle.
+  scoped_ptr<ExtensionKeybindingRegistryCocoa> extension_keybinding_registry_;
+
   DISALLOW_COPY_AND_ASSIGN(ShellWindowCocoa);
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_EXTENSIONS_SHELL_WINDOW_COCOA_H_