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// Copyright 2014 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_DETAILS_H_
#define CHROME_BROWSER_EXTENSIONS_CHROME_EXTENSION_FUNCTION_DETAILS_H_
#include "base/macros.h"
#include "ui/gfx/native_widget_types.h"
class Browser;
class Profile;
class UIThreadExtensionFunction;
// Provides Chrome-specific details to UIThreadExtensionFunction
// implementations.
class ChromeExtensionFunctionDetails {
public:
// Constructs a new ChromeExtensionFunctionDetails instance for |function|.
// This instance does not own |function|. |function| must outlive this
// instance.
explicit ChromeExtensionFunctionDetails(UIThreadExtensionFunction* function);
~ChromeExtensionFunctionDetails();
Profile* GetProfile() 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 and tabs
// 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(devlin): This method is incredibly non-deterministic (sometimes just
// returning "any" browser), and almost never the right thing to use. Instead,
// use ExtensionFunction::GetSenderWebContents(). We should get rid of this.
Browser* GetCurrentBrowser() const;
// Find a UI surface to display any UI (like a permission prompt) for the
// extension calling this function. This will check, in order of preference,
// - The current window for the function (as defined by
// WindowControllerList::CurrentWindowForFunction()),
// - The sender web contents
// - Open app windows
// - A browser with the same profile
gfx::NativeWindow GetNativeWindowForUI();
// Returns a pointer to the associated UIThreadExtensionFunction
UIThreadExtensionFunction* function() { return function_; }
const UIThreadExtensionFunction* function() const { return function_; }
private:
// The function for which these details have been created. Must outlive the
// ChromeExtensionFunctionDetails instance.
UIThreadExtensionFunction* function_;
DISALLOW_COPY_AND_ASSIGN(ChromeExtensionFunctionDetails);
};
#endif // CHROME_BROWSER_EXTENSIONS_CHROME_EXTENSION_FUNCTION_DETAILS_H_
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