Implement chrome.experimental.downloads.search()

content/browser/download/download_item_interface.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 CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_ITEM_INTERFACE_H_
+#define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_ITEM_INTERFACE_H_
+#pragma once
+
+#include <string>
+
+#include "base/string16.h"
+#include "content/browser/download/interrupt_reasons.h"
+
+namespace base {
+class Time;
+}  // namespace base
+class DownloadId;
+class DownloadManager;
+class FilePath;
+class GURL;
+
+class DownloadItemInterface {
+ public:
+  enum DownloadState {
+    // Download is actively progressing.
+    IN_PROGRESS = 0,
+
+    // Download is completely finished.
+    COMPLETE,
+
+    // Download has been cancelled.
+    CANCELLED,
+
+    // This state indicates that the download item is about to be destroyed,
+    // and observers seeing this state should release all references.
+    REMOVING,
+
+    // This state indicates that the download has been interrupted.
+    INTERRUPTED,
+
+    // Maximum value.
+    MAX_DOWNLOAD_STATE
+  };
+
+  enum SafetyState {
+    SAFE = 0,
+    DANGEROUS,
+    DANGEROUS_BUT_VALIDATED  // Dangerous but the user confirmed the download.
+  };
+
+  // This enum is used by histograms.  Do not change the ordering or remove
+  // items.
+  enum DangerType {
+    NOT_DANGEROUS = 0,
+
+    // A dangerous file to the system (e.g.: an executable or extension from
+    // places other than gallery).
+    DANGEROUS_FILE,
+
+    // Safebrowsing service shows this URL leads to malicious file download.
+    DANGEROUS_URL,
+
+    // Memory space for histograms is determined by the max.
+    // ALWAYS ADD NEW VALUES BEFORE THIS ONE.
+    DANGEROUS_TYPE_MAX
+  };
+
+  virtual ~DownloadItemInterface() {}
+  virtual bool MatchesQuery(const string16& query) const = 0;
+  virtual bool IsPartialDownload() const = 0;
+  virtual bool IsInProgress() const = 0;
+  virtual bool IsCancelled() const = 0;
+  virtual bool IsInterrupted() const = 0;
+  virtual bool IsComplete() const = 0;
+  virtual DownloadState state() const = 0;
+  virtual const FilePath& full_path() const = 0;
+  virtual const GURL& GetURL() const = 0;
+  virtual const GURL& original_url() const = 0;
+  virtual const GURL& referrer_url() const = 0;
+  virtual std::string suggested_filename() const = 0;
+  virtual std::string content_disposition() const = 0;
+  virtual std::string mime_type() const = 0;
+  virtual std::string original_mime_type() const = 0;
+  virtual std::string referrer_charset() const = 0;
+  virtual int64 total_bytes() const = 0;
+  virtual int64 received_bytes() const = 0;
+  virtual int32 id() const = 0;
+  virtual DownloadId global_id() const = 0;
+  virtual base::Time start_time() const = 0;
+  virtual int64 db_handle() const = 0;
+  virtual DownloadManager* download_manager() = 0;
+  virtual bool is_paused() const = 0;
+  virtual bool open_when_complete() const = 0;
+  virtual bool file_externally_removed() const = 0;
+  virtual SafetyState safety_state() const = 0;
+  virtual DangerType GetDangerType() const = 0;
+  virtual bool IsDangerous() const = 0;
+  virtual bool auto_opened() const = 0;
+  virtual const FilePath& target_name() const = 0;
+  virtual bool prompt_user_for_save_location() const = 0;
+  virtual bool is_otr() const = 0;
+  virtual const FilePath& suggested_path() const = 0;
+  virtual bool is_temporary() const = 0;
+  virtual bool opened() const = 0;
+  virtual InterruptReason last_reason() const = 0;
+};
+
+#endif  // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_ITEM_INTERFACE_H_