Pulls AnimationDelegate out into its own header.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/5121004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@66541 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 30 insertions, 0 deletions

diff --git a/app/animation_delegate.h b/app/animation_delegate.h
new file mode 100644
index 0000000..bed2c9d
--- /dev/null
+++ b/app/animation_delegate.h
@@ -0,0 +1,30 @@
+// Copyright (c) 2010 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 APP_ANIMATION_DELEGATE_H_
+#define APP_ANIMATION_DELEGATE_H_
+#pragma once
+
+class Animation;
+
+// AnimationDelegate
+//
+//  Implement this interface when you want to receive notifications about the
+//  state of an animation.
+class AnimationDelegate {
+ public:
+  // Called when an animation has completed.
+  virtual void AnimationEnded(const Animation* animation) {}
+
+  // Called when an animation has progressed.
+  virtual void AnimationProgressed(const Animation* animation) {}
+
+  // Called when an animation has been canceled.
+  virtual void AnimationCanceled(const Animation* animation) {}
+
+ protected:
+  virtual ~AnimationDelegate() {}
+};
+
+#endif  // APP_ANIMATION_DELEGATE_H_