Implement chrome.experimental.downloads.search()

chrome/browser/download/downloads_extension_api.h

 // Copyright (c) 2011 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_EXTENSIONS_EXTENSION_DOWNLOADS_API_H_
-#define CHROME_BROWSER_EXTENSIONS_EXTENSION_DOWNLOADS_API_H_
+#ifndef CHROME_BROWSER_DOWNLOAD_DOWNLOADS_EXTENSION_API_H_
+#define CHROME_BROWSER_DOWNLOAD_DOWNLOADS_EXTENSION_API_H_
 #pragma once
 
 #include <map>
 #include <set>
 #include <string>
 
 #include "base/file_path.h"
 #include "base/memory/singleton.h"
 #include "base/string16.h"
 #include "chrome/browser/extensions/extension_function.h"
 #include "content/browser/download/download_item.h"
 #include "content/browser/download/download_manager.h"
+#include "content/browser/download/download_query.h"
 
 namespace base {
 class DictionaryValue;
 }
 class ResourceDispatcherHost;
 class TabContents;
 namespace content {
 class ResourceContext;
 }
 
@@ skipping 104 matching lines @@
  public:
   DownloadsSearchFunction();
   virtual ~DownloadsSearchFunction();
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.downloads.search");
 
  protected:
   virtual bool ParseArgs() OVERRIDE;
   virtual void RunInternal() OVERRIDE;
 
  private:
+  template <typename ValueType>
+  bool Parse(
+      base::DictionaryValue* json,
+      const char* json_name,
+      download_util::DownloadQuery::FilterFieldName filter_name);
+
+  download_util::DownloadQuery query_;
+  int get_id_;
+  bool has_get_id_;
+
   DISALLOW_COPY_AND_ASSIGN(DownloadsSearchFunction);
 };
 
 class DownloadsPauseFunction : public SyncDownloadsFunction {
  public:
   DownloadsPauseFunction();
   virtual ~DownloadsPauseFunction();
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.downloads.pause");
 
  protected:
@@ skipping 114 matching lines @@
   void DispatchEvent(const char* event_name, base::Value* json_arg);
   typedef base::hash_map<int, DownloadItem*> ItemMap;
   typedef std::set<int> DownloadIdSet;
 
   Profile* profile_;
   DownloadManager* manager_;
   DownloadIdSet downloads_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionDownloadsEventRouter);
 };
-#endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_DOWNLOADS_API_H_
+#endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOADS_EXTENSION_API_H_