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// Copyright 2014 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_DEVTOOLS_GLOBAL_CONFIRM_INFO_BAR_H_
#define CHROME_BROWSER_DEVTOOLS_GLOBAL_CONFIRM_INFO_BAR_H_
#include <map>
#include <memory>
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/ui/browser_tab_strip_tracker.h"
#include "chrome/browser/ui/tabs/tab_strip_model_observer.h"
#include "components/infobars/content/content_infobar_manager.h"
#include "components/infobars/core/confirm_infobar_delegate.h"
namespace content {
class WebContents;
}
// GlobalConfirmInfoBar is shown for every tab in every browser until it
// is dismissed or the close method is called.
// It listens to all tabs in all browsers and adds/removes confirm infobar
// to each of the tabs.
// TODO(pkasting): This is a hack, driven by the original design of infobars
// being tab-scoped. Either this should be replaced by a different UI for
// whole-browser notifications, or the core infobar APIs should better
// accommodate these sorts of infobars (e.g. with a separate "global infobar
// manager" object or the like).
class GlobalConfirmInfoBar : public TabStripModelObserver,
public infobars::InfoBarManager::Observer {
public:
// Attempts to show a global infobar for |delegate|. If infobar addition
// fails (e.g. because infobars are disabled), the global infobar will not
// appear, and it (and |delegate|) will be deleted asynchronously. Otherwise,
// the delegate will be deleted synchronously when any of the tabs' infobars
// is closed via user action. Note that both of these aspects of lifetime
// management differ from how typical infobars work.
static GlobalConfirmInfoBar* Show(
std::unique_ptr<ConfirmInfoBarDelegate> delegate);
GlobalConfirmInfoBar(const GlobalConfirmInfoBar&) = delete;
GlobalConfirmInfoBar& operator=(const GlobalConfirmInfoBar&) = delete;
// infobars::InfoBarManager::Observer:
void OnInfoBarRemoved(infobars::InfoBar* info_bar, bool animate) override;
void OnManagerShuttingDown(infobars::InfoBarManager* manager) override;
// Closes all the infobars.
void Close();
private:
class DelegateProxy;
explicit GlobalConfirmInfoBar(
std::unique_ptr<ConfirmInfoBarDelegate> delegate);
~GlobalConfirmInfoBar() override;
// TabStripModelObserver:
void OnTabStripModelChanged(
TabStripModel* tab_strip_model,
const TabStripModelChange& change,
const TabStripSelectionChange& selection) override;
void TabChangedAt(content::WebContents* web_contents,
int index,
TabChangeType change_type) override;
// Adds the info bar to the tab if it is missing.
void MaybeAddInfoBar(content::WebContents* web_contents);
std::unique_ptr<ConfirmInfoBarDelegate> delegate_;
std::map<infobars::InfoBarManager*, raw_ptr<DelegateProxy, CtnExperimental>>
proxies_;
BrowserTabStripTracker browser_tab_strip_tracker_{this, nullptr};
// Indicates if the global infobar is currently in the process of shutting
// down.
bool is_closing_ = false;
base::WeakPtrFactory<GlobalConfirmInfoBar> weak_factory_{this};
};
#endif // CHROME_BROWSER_DEVTOOLS_GLOBAL_CONFIRM_INFO_BAR_H_
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