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// Copyright 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_CHROME_EXTENSION_FUNCTION_H_
#define CHROME_BROWSER_EXTENSIONS_CHROME_EXTENSION_FUNCTION_H_
#include "extensions/browser/extension_function.h"
class Browser;
class Profile;
namespace content {
class WebContents;
}
namespace extensions {
class WindowController;
}
// A chrome specific analog to AsyncExtensionFunction. This has access to a
// chrome Profile.
class ChromeUIThreadExtensionFunction : public UIThreadExtensionFunction {
public:
ChromeUIThreadExtensionFunction();
Profile* GetProfile() const;
// Returns true if this function (and the profile and extension that it was
// invoked from) can operate on the window wrapped by |window_controller|.
bool CanOperateOnWindow(const extensions::WindowController* window_controller)
const;
// Gets the "current" browser, if any.
//
// Many extension APIs operate relative to the current browser, which is the
// browser the calling code is running inside of. For example, popups, tabs,
// and infobars all have a containing browser, but background pages and
// notification bubbles do not.
//
// If there is no containing window, the current browser defaults to the
// foremost one.
//
// Incognito browsers are not considered unless the calling extension has
// incognito access enabled.
//
// This method can return NULL if there is no matching browser, which can
// happen if only incognito windows are open, or early in startup or shutdown
// shutdown when there are no active windows.
//
// TODO(stevenjb): Replace this with GetExtensionWindowController().
Browser* GetCurrentBrowser();
// Same as above but uses WindowControllerList instead of BrowserList.
extensions::WindowController* GetExtensionWindowController();
// Gets the "current" web contents if any. If there is no associated web
// contents then defaults to the foremost one.
virtual content::WebContents* GetAssociatedWebContents() OVERRIDE;
protected:
virtual ~ChromeUIThreadExtensionFunction();
};
// A chrome specific analog to AsyncExtensionFunction. This has access to a
// chrome Profile.
class ChromeAsyncExtensionFunction : public ChromeUIThreadExtensionFunction {
public:
ChromeAsyncExtensionFunction();
protected:
virtual ~ChromeAsyncExtensionFunction();
// Deprecated, see AsyncExtensionFunction::RunAsync.
virtual bool RunAsync() = 0;
// ValidationFailure override to match RunAsync().
static bool ValidationFailure(ChromeAsyncExtensionFunction* function);
private:
virtual ResponseAction Run() OVERRIDE;
};
// A chrome specific analog to SyncExtensionFunction. This has access to a
// chrome Profile.
class ChromeSyncExtensionFunction : public ChromeUIThreadExtensionFunction {
public:
ChromeSyncExtensionFunction();
protected:
virtual ~ChromeSyncExtensionFunction();
// Deprecated, see SyncExtensionFunction::RunSync.
virtual bool RunSync() = 0;
// ValidationFailure override to match RunSync().
static bool ValidationFailure(ChromeSyncExtensionFunction* function);
private:
virtual ResponseAction Run() OVERRIDE;
};
#endif // CHROME_BROWSER_EXTENSIONS_CHROME_EXTENSION_FUNCTION_H_
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