Index: content/browser/host_zoom_level_context.h |
diff --git a/content/browser/host_zoom_level_context.h b/content/browser/host_zoom_level_context.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..4cf82acdeb08dee85890ef43599ed6c87df4102c |
--- /dev/null |
+++ b/content/browser/host_zoom_level_context.h |
@@ -0,0 +1,45 @@ |
+// Copyright (c) 2014 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 CONTENT_BROWSER_HOST_ZOOM_LEVEL_CONTEXT_H_ |
+#define CONTENT_BROWSER_HOST_ZOOM_LEVEL_CONTEXT_H_ |
+ |
+#include "base/macros.h" |
+#include "content/browser/host_zoom_map_impl.h" |
+#include "content/public/browser/zoom_level_prefs_store.h" |
+ |
+class PrefService; |
+ |
+namespace base { |
+class FilePath; |
+} |
+ |
+namespace content { |
+ |
+// This class manages a HostZoomMap and, associates it with a PrefsStore, |
+// if one is provided. It also serves to keep the zoom level machinery details |
+// deparate from the owning StoragePartitionImpl. |
+class HostZoomLevelContext { |
+ public: |
+ HostZoomLevelContext(scoped_ptr<ZoomLevelPrefsStore> zoom_level_prefs, |
+ const base::FilePath& file_path); |
+ ~HostZoomLevelContext(); |
+ |
+ HostZoomMap* GetHostZoomMap() const { return host_zoom_map_impl_.get(); } |
+ PrefService* GetZoomLevelPrefs() { |
+ return zoom_level_prefs_ ? zoom_level_prefs_->GetPrefs() : NULL; |
+ } |
+ |
+ private: |
+ scoped_ptr<HostZoomMapImpl> host_zoom_map_impl_; |
+ // The prefs_store pointer needs to be released before the destructor for the |
+ // HostZoomMapImpl is called, and so must be declared in this order. |
+ scoped_ptr<ZoomLevelPrefsStore> zoom_level_prefs_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(HostZoomLevelContext); |
+}; |
+ |
+} // namespace content |
+ |
+#endif // CONTENT_BROWSER_HOST_ZOOM_LEVEL_CONTEXT_H_ |