Support multiple displays in EventGenerator

ash/test/ash_test_base.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 ASH_TEST_ASH_TEST_BASE_H_
 #define ASH_TEST_ASH_TEST_BASE_H_
 
 #include <string>
 
 #include "ash/shell.h"
 #include "base/compiler_specific.h"
 #include "base/message_loop.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/aura/client/window_types.h"
 #include "ui/views/test/test_views_delegate.h"
 
 namespace aura {
 class Window;
 class WindowDelegate;
-}
+
+namespace test {
+class EventGenerator;
+}  // namespace test
+}  // namespace aura
 
 namespace ash {
 namespace internal {
 class DisplayManager;
-}  // internal
+}  // namespace internal
 
 namespace test {
 
 class TestShellDelegate;
 
 class AshTestViewsDelegate : public views::TestViewsDelegate {
  public:
   // Overriden from TestViewsDelegate.
   virtual content::WebContents* CreateWebContents(
       content::BrowserContext* browser_context,
@@ skipping 37 matching lines @@
       const gfx::Rect& bounds);
   aura::Window* CreateTestWindowInShellWithDelegateAndType(
       aura::WindowDelegate* delegate,
       aura::client::WindowType type,
       int id,
       const gfx::Rect& bounds);
 
   // Attach |window| to the current shell's root window.
   void SetDefaultParentByPrimaryRootWindow(aura::Window* window);
 
+  // Returns the EventGenerator that uses screen coordinates and works
+  // across multiple displays. It createse a new generator if it
+  // hasn't been created yet.
+  aura::test::EventGenerator& GetEventGenerator();
+
  protected:
   void RunAllPendingInMessageLoop();
 
   // Utility methods to emulate user logged in or not, session started or not
   // and user able to lock screen or not cases.
   void SetSessionStarted(bool session_started);
   void SetUserLoggedIn(bool user_logged_in);
   void SetCanLockScreen(bool can_lock_screen);
 
  private:
   MessageLoopForUI message_loop_;
 
   TestShellDelegate* test_shell_delegate_;
 
+  scoped_ptr<aura::test::EventGenerator> event_generator_;
+
   DISALLOW_COPY_AND_ASSIGN(AshTestBase);
 };
 
 }  // namespace test
 }  // namespace ash
 
 #endif  // ASH_TEST_ASH_TEST_BASE_H_