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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_TABS_TAB_UTILS_H_
#define CHROME_BROWSER_UI_TABS_TAB_UTILS_H_
#include <memory>
#include <string>
#include <vector>
#include "chrome/browser/ui/tabs/tab_enums.h"
#include "content/public/browser/web_contents_user_data.h"
#include "third_party/skia/include/core/SkColor.h"
class TabStripModel;
namespace content {
class WebContents;
} // namespace content
namespace tabs {
enum class TabAlert;
} // namespace tabs
struct LastMuteMetadata
: public content::WebContentsUserData<LastMuteMetadata> {
TabMutedReason reason = TabMutedReason::NONE;
std::string extension_id; // Only valid when |reason| is EXTENSION.
private:
explicit LastMuteMetadata(content::WebContents* contents);
friend class content::WebContentsUserData<LastMuteMetadata>;
WEB_CONTENTS_USER_DATA_KEY_DECL();
};
// Returns the alert states to be shown by the tab's alert indicator.
// The returned list is in descending order of importance to user
// privacy, i.e. if only one is to be shown, it should be the first.
// TabAlertState::NONE will never be present in the list; an empty list
// is returned instead.
std::vector<tabs::TabAlert> GetTabAlertStatesForContents(
content::WebContents* contents);
// Returns a localized string describing the |alert_state|.
std::u16string GetTabAlertStateText(const tabs::TabAlert alert_state);
// Sets whether all audio output from |contents| is muted, along with the
// |reason| it is to be muted/unmuted (via UI or extension API). When |reason|
// is TAB_MUTED_REASON_EXTENSION, |extension_id| must be provided; otherwise, it
// is ignored. Returns whether the tab was actually muted.
bool SetTabAudioMuted(content::WebContents* contents,
bool mute,
TabMutedReason reason,
const std::string& extension_id);
// Returns the last reason a tab's mute state was changed.
TabMutedReason GetTabAudioMutedReason(content::WebContents* contents);
// Returns true if the site at |index| in |tab_strip| is muted.
bool IsSiteMuted(const TabStripModel& tab_strip, const int index);
// Returns true if the sites at the |indices| in |tab_strip| are all muted.
bool AreAllSitesMuted(const TabStripModel& tab_strip,
const std::vector<int>& indices);
#endif // CHROME_BROWSER_UI_TABS_TAB_UTILS_H_
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