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// 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_BROWSER_UI_BROWSER_FINDER_H_
#define CHROME_BROWSER_UI_BROWSER_FINDER_H_
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/host_desktop.h"
#include "ui/gfx/native_widget_types.h"
class Profile;
namespace contents {
class WebContents;
}
// Collection of functions to find Browsers based on various criteria.
namespace chrome {
// If you want to find the last active tabbed browser and create a new browser
// if there are no tabbed browsers, use ScopedTabbedBrowserDisplayer.
// Retrieve the last active tabbed browser with a profile matching |profile|.
// If |match_original_profiles| is true, matching is done based on the
// original profile, eg profile->GetOriginalProfile() ==
// browser->profile()->GetOriginalProfile(). This has the effect of matching
// against both non-incognito and incognito profiles. If
// |match_original_profiles| is false, only an exact match may be returned.
// |type| refers to the host desktop the returned browser should belong to.
Browser* FindTabbedBrowser(Profile* profile,
bool match_original_profiles,
HostDesktopType type);
// Finds an existing browser window of any kind.
// |type| refers to the host desktop the returned browser should belong to.
Browser* FindAnyBrowser(Profile* profile,
bool match_original_profiles,
HostDesktopType type);
// Find an existing browser window with the provided profile and hosted in the
// given desktop. Searches in the order of last activation. Only browsers that
// have been active can be returned. Returns NULL if no such browser currently
// exists.
Browser* FindBrowserWithProfile(Profile* profile, HostDesktopType type);
// Find an existing browser with the provided ID. Returns NULL if no such
// browser currently exists.
Browser* FindBrowserWithID(SessionID::id_type desired_id);
// Find the browser represented by |window| or NULL if not found.
Browser* FindBrowserWithWindow(gfx::NativeWindow window);
// Find the browser containing |web_contents| or NULL if none is found.
// |web_contents| must not be NULL.
Browser* FindBrowserWithWebContents(const content::WebContents* web_contents);
// Returns the Browser object owned by |profile| on the given desktop type
// whose window was most recently active. If no such Browsers exist, returns
// NULL.
//
// WARNING: this is NULL until a browser becomes active. If during startup
// a browser does not become active (perhaps the user launches Chrome, then
// clicks on another app before the first browser window appears) then this
// returns NULL.
// WARNING #2: this will always be NULL in unit tests run on the bots.
Browser* FindLastActiveWithProfile(Profile* profile, HostDesktopType type);
// Returns the Browser object on the given desktop type whose window was most
// recently active. If no such Browsers exist, returns NULL.
//
// WARNING: this is NULL until a browser becomes active. If during startup
// a browser does not become active (perhaps the user launches Chrome, then
// clicks on another app before the first browser window appears) then this
// returns NULL.
// WARNING #2: this will always be NULL in unit tests run on the bots.
Browser* FindLastActiveWithHostDesktopType(HostDesktopType type);
// Returns the number of browsers across all profiles and desktops.
size_t GetTotalBrowserCount();
// Returns the number of browsers with the Profile |profile| accross all
// desktops.
size_t GetTotalBrowserCountForProfile(Profile* profile);
// Returns the number of browsers with the Profile |profile| on the desktop
// defined by |type|.
size_t GetBrowserCount(Profile* profile, HostDesktopType type);
// Returns the number of tabbed browsers with the Profile |profile| on the
// desktop defined by |type|.
size_t GetTabbedBrowserCount(Profile* profile, HostDesktopType type);
} // namespace chrome
#endif // CHROME_BROWSER_UI_BROWSER_FINDER_H_
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