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// Copyright 2013 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_EXTENSIONS_EXTENSION_INSTALLED_BUBBLE_H_
#define CHROME_BROWSER_UI_EXTENSIONS_EXTENSION_INSTALLED_BUBBLE_H_
#include "base/memory/weak_ptr.h"
#include "base/scoped_observer.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
#include "extensions/browser/extension_registry_observer.h"
#include "third_party/skia/include/core/SkBitmap.h"
class Browser;
namespace extensions {
class Extension;
class ExtensionRegistry;
}
// Provides feedback to the user upon successful installation of an
// extension. Depending on the type of extension, the Bubble will
// point to:
// OMNIBOX_KEYWORD-> The omnibox.
// BROWSER_ACTION -> The browser action icon in the toolbar.
// PAGE_ACTION -> A preview of the page action icon in the location
// bar which is shown while the Bubble is shown.
// GENERIC -> The wrench menu. This case includes page actions that
// don't specify a default icon.
//
// ExtensionInstallBubble manages its own lifetime.
class ExtensionInstalledBubble : public content::NotificationObserver,
public extensions::ExtensionRegistryObserver {
public:
// The behavior and content of this Bubble comes in these varieties:
enum BubbleType {
OMNIBOX_KEYWORD,
BROWSER_ACTION,
PAGE_ACTION,
GENERIC
};
// Implements the UI for showing the bubble. Owns us.
class Delegate {
public:
virtual ~Delegate() {}
// Attempts to show the bubble. Called from ShowInternal. Returns false
// if, because of animating (such as from adding a new browser action
// to the toolbar), the bubble could not be shown immediately.
virtual bool MaybeShowNow() = 0;
};
ExtensionInstalledBubble(Delegate* delegate,
const extensions::Extension* extension,
Browser *browser,
const SkBitmap& icon);
~ExtensionInstalledBubble() override;
const extensions::Extension* extension() const { return extension_; }
Browser* browser() { return browser_; }
const Browser* browser() const { return browser_; }
const SkBitmap& icon() const { return icon_; }
BubbleType type() const { return type_; }
// Stop listening to NOTIFICATION_BROWSER_CLOSING.
void IgnoreBrowserClosing();
private:
// Delegates showing the view to our |view_|. Called internally via PostTask.
void ShowInternal();
// content::NotificationObserver:
void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) override;
// extensions::ExtensionRegistryObserver:
void OnExtensionLoaded(content::BrowserContext* browser_context,
const extensions::Extension* extension) override;
void OnExtensionUnloaded(
content::BrowserContext* browser_context,
const extensions::Extension* extension,
extensions::UnloadedExtensionInfo::Reason reason) override;
// The view delegate that shows the bubble. Owns us.
Delegate* delegate_;
// |extension_| is NULL when we are deleted.
const extensions::Extension* extension_;
Browser* browser_;
const SkBitmap icon_;
BubbleType type_;
content::NotificationRegistrar registrar_;
// Listen to extension load, unloaded notifications.
ScopedObserver<extensions::ExtensionRegistry,
extensions::ExtensionRegistryObserver>
extension_registry_observer_;
// The number of times to retry showing the bubble if the browser action
// toolbar is animating.
int animation_wait_retries_;
base::WeakPtrFactory<ExtensionInstalledBubble> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(ExtensionInstalledBubble);
};
#endif // CHROME_BROWSER_UI_EXTENSIONS_EXTENSION_INSTALLED_BUBBLE_H_
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