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// Copyright (c) 2013 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_COMMANDS_GLOBAL_REGISTRY_H_
#define CHROME_BROWSER_EXTENSIONS_EXTENSION_COMMANDS_GLOBAL_REGISTRY_H_
#include <map>
#include <string>
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "chrome/browser/extensions/extension_keybinding_registry.h"
#include "chrome/browser/extensions/global_shortcut_listener.h"
#include "extensions/browser/browser_context_keyed_api_factory.h"
#include "ui/base/accelerators/accelerator.h"
namespace content {
class BrowserContext;
}
namespace extensions {
class Extension;
// ExtensionCommandsGlobalRegistry is a class that handles the cross-platform
// implementation of the global shortcut registration for the Extension Commands
// API).
// Note: It handles regular extension commands (not browserAction and pageAction
// popups, which are not bindable to global shortcuts). This class registers the
// accelerators on behalf of the extensions and routes the commands to them via
// the BrowserEventRouter.
class ExtensionCommandsGlobalRegistry
: public BrowserContextKeyedAPI,
public ExtensionKeybindingRegistry,
public GlobalShortcutListener::Observer {
public:
// BrowserContextKeyedAPI implementation.
static BrowserContextKeyedAPIFactory<ExtensionCommandsGlobalRegistry>*
GetFactoryInstance();
// Convenience method to get the ExtensionCommandsGlobalRegistry for a
// profile.
static ExtensionCommandsGlobalRegistry* Get(content::BrowserContext* context);
explicit ExtensionCommandsGlobalRegistry(content::BrowserContext* context);
~ExtensionCommandsGlobalRegistry() override;
// Returns which non-global command registry is active (belonging to the
// currently active window).
ExtensionKeybindingRegistry* registry_for_active_window() {
return registry_for_active_window_;
}
void set_registry_for_active_window(ExtensionKeybindingRegistry* registry) {
registry_for_active_window_ = registry;
}
// Returns whether |accelerator| is registered on the registry for the active
// window or on the global registry.
bool IsRegistered(const ui::Accelerator& accelerator);
private:
friend class BrowserContextKeyedAPIFactory<ExtensionCommandsGlobalRegistry>;
// BrowserContextKeyedAPI implementation.
static const char* service_name() {
return "ExtensionCommandsGlobalRegistry";
}
static const bool kServiceRedirectedInIncognito = true;
// Overridden from ExtensionKeybindingRegistry:
void AddExtensionKeybindings(const Extension* extension,
const std::string& command_name) override;
void RemoveExtensionKeybindingImpl(const ui::Accelerator& accelerator,
const std::string& command_name) override;
void OnShortcutHandlingSuspended(bool suspended) override;
// Called by the GlobalShortcutListener object when a shortcut this class has
// registered for has been pressed.
void OnKeyPressed(const ui::Accelerator& accelerator) override;
// Weak pointer to our browser context. Not owned by us.
content::BrowserContext* browser_context_;
// The global commands registry not only keeps track of global commands
// registered, but also of which non-global command registry is active
// (belonging to the currently active window). Only valid for TOOLKIT_VIEWS
// and
// NULL otherwise.
ExtensionKeybindingRegistry* registry_for_active_window_;
DISALLOW_COPY_AND_ASSIGN(ExtensionCommandsGlobalRegistry);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_COMMANDS_GLOBAL_REGISTRY_H_
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