chrome/browser/extensions/extension_infobar_delegate.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_INFOBAR_DELEGATE_H_
   6 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_INFOBAR_DELEGATE_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "chrome/browser/infobars/confirm_infobar_delegate.h"
  10 #include "content/public/browser/notification_observer.h"
  11 #include "content/public/browser/notification_registrar.h"
  12
  13 class Browser;
  14 class GURL;
  15
  16 namespace extensions {
  17 class Extension;
  18 class ExtensionViewHost;
  19 }
  20
  21 // The InfobarDelegate for creating and managing state for the ExtensionInfobar
  22 // plus monitor when the extension goes away.
  23 class ExtensionInfoBarDelegate : public InfoBarDelegate,
  24                                  public content::NotificationObserver {
  25  public:
  26   virtual ~ExtensionInfoBarDelegate();
  27
  28   // Creates an extension infobar and delegate and adds the infobar to the
  29   // infobar service for |web_contents|.
  30   static void Create(content::WebContents* web_contents,
  31                      Browser* browser,
  32                      const extensions::Extension* extension,
  33                      const GURL& url,
  34                      int height);
  35
  36   const extensions::Extension* extension() { return extension_; }
  37   extensions::ExtensionViewHost* extension_view_host() {
  38     return extension_view_host_.get();
  39   }
  40   int height() { return height_; }
  41
  42   bool closing() const { return closing_; }
  43
  44  private:
  45   ExtensionInfoBarDelegate(Browser* browser,
  46                            const extensions::Extension* extension,
  47                            const GURL& url,
  48                            content::WebContents* web_contents,
  49                            int height);
  50
  51   // Returns an extension infobar that owns |delegate|.
  52   static scoped_ptr<InfoBar> CreateInfoBar(
  53       scoped_ptr<ExtensionInfoBarDelegate> delegate);
  54
  55   // InfoBarDelegate:
  56   virtual bool EqualsDelegate(InfoBarDelegate* delegate) const OVERRIDE;
  57   virtual void InfoBarDismissed() OVERRIDE;
  58   virtual Type GetInfoBarType() const OVERRIDE;
  59   virtual ExtensionInfoBarDelegate* AsExtensionInfoBarDelegate() OVERRIDE;
  60
  61   // content::NotificationObserver:
  62   virtual void Observe(int type,
  63                        const content::NotificationSource& source,
  64                        const content::NotificationDetails& details) OVERRIDE;
  65
  66 #if defined(TOOLKIT_VIEWS)
  67   Browser* browser_;  // We pass this to the ExtensionInfoBar.
  68 #endif
  69
  70   // The extension host we are showing the InfoBar for.
  71   // TODO(pkasting): Should this live on the InfoBar instead?
  72   scoped_ptr<extensions::ExtensionViewHost> extension_view_host_;
  73
  74   const extensions::Extension* extension_;
  75   content::NotificationRegistrar registrar_;
  76
  77   // The requested height of the infobar (in pixels).
  78   int height_;
  79
  80   // Whether we are currently animating to close. This is used to ignore
  81   // ExtensionView::PreferredSizeChanged notifications.
  82   bool closing_;
  83
  84   DISALLOW_COPY_AND_ASSIGN(ExtensionInfoBarDelegate);
  85 };
  86
  87 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_INFOBAR_DELEGATE_H_