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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_SINGLETON_TABS_H_
#define CHROME_BROWSER_UI_SINGLETON_TABS_H_
#include "chrome/browser/ui/browser_navigator_params.h"
class Browser;
class GURL;
// Methods for opening "singleton tabs". Tabs are guaranteed unique by varying
// metrics within a particular Browser window.
// Core singleton tab API:
// Shows a given a URL. If a tab with the same URL (ignoring the ref) is already
// visible in this browser, it becomes selected. Otherwise a new tab is created.
void ShowSingletonTab(Browser* browser, const GURL& url);
// Like above, but uses the last active tabbed browser or creates a new one if
// possible.
void ShowSingletonTab(Profile* profile, const GURL& url);
// Like ShowSingletonTab, but if the current tab is the new tab page or
// about:blank, then overwrite it with the passed contents.
void ShowSingletonTabOverwritingNTP(
Profile* profile,
const GURL& url,
NavigateParams::PathBehavior path_behavior = NavigateParams::RESPECT);
void ShowSingletonTabOverwritingNTP(
Browser* browser,
const GURL& url,
NavigateParams::PathBehavior path_behavior = NavigateParams::RESPECT);
void ShowSingletonTabOverwritingNTP(NavigateParams* params);
// Creates a NavigateParams struct for a singleton tab navigation.
NavigateParams GetSingletonTabNavigateParams(Browser* browser, const GURL& url);
// If the given navigational URL is already open in |browser|, return
// the tab and tab index for it. Otherwise, returns -1.
int GetIndexOfExistingTab(Browser* browser, const NavigateParams& params);
// This simply calls GetIndexOfExistingTab() for each browser that
// matches the passed |profile|, and returns the first found tab.
std::pair<Browser*, int> GetIndexAndBrowserOfExistingTab(
Profile* profile,
const NavigateParams& params);
#endif // CHROME_BROWSER_UI_SINGLETON_TABS_H_
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