Move Commands from Extension to CommandsHandler

chrome/common/extensions/api/commands/commands_handler.h

+// Copyright (c) 2012 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_COMMON_EXTENSIONS_API_COMMANDS_COMMANDS_HANDLER_H_
+#define CHROME_COMMON_EXTENSIONS_API_COMMANDS_COMMANDS_HANDLER_H_
+
+#include <string>
+
+#include "base/memory/scoped_ptr.h"
+#include "chrome/common/extensions/command.h"
+#include "chrome/common/extensions/extension.h"
+#include "chrome/common/extensions/manifest_handler.h"
+
+namespace extensions {
+
+struct CommandsInfo : public Extension::ManifestData {
+  // Optional list of commands (keyboard shortcuts).
+  // These commands are the commands which the extension wants to use, which are
+  // not necessarily the ones it can use, as it might be inactive (see also
+  // Get*Command[s] in CommandService).
+  scoped_ptr<Command> browser_action_command;
+  scoped_ptr<Command> page_action_command;
+  scoped_ptr<Command> script_badge_command;
+  CommandMap named_commands;
+
+  static const Command* GetBrowserActionCommand(const Extension* extension);
+  static const Command* GetPageActionCommand(const Extension* extension);
+  static const Command* GetScriptBadgeCommand(const Extension* extension);
+  static const CommandMap* GetNamedCommands(const Extension* extension);
+};
+
+// Parses the "commands" manifest key.
+class CommandsHandler : public ManifestHandler {
+ public:
+  CommandsHandler();
+  virtual ~CommandsHandler();
+
+  virtual bool Parse(const base::Value* value,
+                     Extension* extension,
+                     string16* error) OVERRIDE;
+
+  virtual bool HasNoKey(Extension* extension, string16* error) OVERRIDE;
+
+ private:
+  // If the extension defines a browser action, but no command for it, then
+  // we synthesize a generic one, so the user can configure a shortcut for it.
+  // No keyboard shortcut will be assigned to it, until the user selects one.
+  void MaybeSetBrowserActionDefault(const Extension* extension,
+                                    CommandsInfo* info);
+};
+
+}  // namespace extensions
+
+#endif  // CHROME_COMMON_EXTENSIONS_API_COMMANDS_COMMANDS_HANDLER_H_