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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;
namespace content {
class WebContents;
}
namespace extensions {
class WindowController;
} // namespace extensions
// Provides Chrome-specific details to UIThreadExtensionFunction
// implementations.
class ChromeExtensionFunctionDetails {
public:
// Constructs a new ChromeExtensionFunctionDetails instance for |function|.
// This instance does not own |function| and must outlive it.
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(stevenjb): Replace this with GetExtensionWindowController().
Browser* GetCurrentBrowser() const;
// Same as above but uses WindowControllerList instead of BrowserList.
extensions::WindowController* GetExtensionWindowController() const;
// Gets the "current" web contents if any. If there is no associated web
// contents then defaults to the foremost one.
content::WebContents* GetAssociatedWebContents();
// Gets the web contents where the function is originated. This will return
// the sender's web contents if it's not from a background page. Otherwise
// this method will try to find the web contents from source_tab_id if it's
// not TabStripModel::kNoTab, or find the app's web contents by the extension
// id. If the web contents still can't be found, NULL will be returned.
content::WebContents* GetOriginWebContents();
// Find a UI surface to display any UI (like a permission prompt) for the
// extension calling this function. If the origin's window can't be found,
// the browser's window will be returned.
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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