Add an unused interface for storing thumbnails. This is to replace the history

system's thumbnail storage.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@17028 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 52 insertions, 0 deletions

diff --git a/chrome/browser/thumbnail_store.h b/chrome/browser/thumbnail_store.h
new file mode 100644
index 0000000..af41c97
--- /dev/null
+++ b/chrome/browser/thumbnail_store.h
@@ -0,0 +1,52 @@
+// Copyright (c) 2009 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_THUMBNAIL_STORE_H_
+#define CHROME_BROWSER_THUMBNAIL_STORE_H_
+
+#include <vector>
+
+#include "base/file_path.h"
+
+class GURL;
+class SkBitmap;
+struct ThumbnailScore;
+namespace base {
+class Time;
+}
+
+// This storage interface provides storage for the thumbnails used
+// by the new_tab_ui.
+class ThumbnailStore {
+ public:
+  ThumbnailStore();
+  ~ThumbnailStore();
+
+  // Must be called after creation but before other methods are called.
+  // file_path is where a new database should be created or the
+  // location of an existing databse.
+  // If false is returned, no other methods should be called.
+  bool Init(const FilePath& file_path);
+
+  // Stores the given thumbnail and score with the associated url.
+  bool SetPageThumbnail(const GURL& url,
+                        const SkBitmap& thumbnail,
+                        const ThumbnailScore& score,
+                        const base::Time& time);
+
+  // Retrieves the thumbnail and score for the given url.
+  // Returns false if there is not data for the given url or some other
+  // error occurred.
+  bool GetPageThumbnail(const GURL& url,
+                        SkBitmap* thumbnail,
+                        ThumbnailScore* score);
+
+ private:
+  // The location of the thumbnail store.
+  FilePath file_path_;
+
+  DISALLOW_COPY_AND_ASSIGN(ThumbnailStore);
+};
+
+#endif  // CHROME_BROWSER_THUMBNAIL_STORE_H_