chrome/browser/ui/gtk/extensions/extension_popup_gtk.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_UI_GTK_EXTENSIONS_EXTENSION_POPUP_GTK_H_
   6 #define CHROME_BROWSER_UI_GTK_EXTENSIONS_EXTENSION_POPUP_GTK_H_
   7
   8 #include "base/callback.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/memory/weak_ptr.h"
  12 #include "chrome/browser/ui/gtk/bubble/bubble_gtk.h"
  13 #include "chrome/browser/ui/gtk/extensions/extension_view_gtk.h"
  14 #include "content/public/browser/notification_observer.h"
  15 #include "content/public/browser/notification_registrar.h"
  16 #include "ui/gfx/rect.h"
  17
  18 class Browser;
  19 class GURL;
  20
  21 namespace extensions {
  22 class ExtensionViewHost;
  23 }
  24
  25 namespace content {
  26 class DevToolsAgentHost;
  27 }
  28
  29 class ExtensionPopupGtk : public content::NotificationObserver,
  30                           public BubbleDelegateGtk,
  31                           public ExtensionViewGtk::Container {
  32  public:
  33   enum ShowAction {
  34     SHOW,
  35     SHOW_AND_INSPECT
  36   };
  37
  38   static void Show(const GURL& url,
  39                    Browser* browser,
  40                    GtkWidget* anchor,
  41                    ShowAction show_action);
  42
  43   // content::NotificationObserver implementation.
  44   virtual void Observe(int type,
  45                        const content::NotificationSource& source,
  46                        const content::NotificationDetails& details) OVERRIDE;
  47
  48   // BubbleDelegateGtk implementation.
  49   virtual void BubbleClosing(BubbleGtk* bubble,
  50                              bool closed_by_escape) OVERRIDE;
  51
  52   // ExtensionViewGtk::Container implementation.
  53   virtual void OnExtensionSizeChanged(
  54       ExtensionViewGtk* view,
  55       const gfx::Size& new_size) OVERRIDE;
  56
  57   // Destroys the popup widget. This will in turn destroy us since we delete
  58   // ourselves when the bubble closes. Returns true if we successfully
  59   // closed the bubble.
  60   bool DestroyPopup();
  61
  62   // Get the currently showing extension popup, or NULL.
  63   static ExtensionPopupGtk* get_current_extension_popup() {
  64     return current_extension_popup_;
  65   }
  66
  67   bool being_inspected() const {
  68     return being_inspected_;
  69   }
  70
  71   // Declared here for testing.
  72   static const int kMinWidth;
  73   static const int kMinHeight;
  74   static const int kMaxWidth;
  75   static const int kMaxHeight;
  76
  77  private:
  78   ExtensionPopupGtk(Browser* browser,
  79                     extensions::ExtensionViewHost* host,
  80                     GtkWidget* anchor,
  81                     ShowAction show_action);
  82   virtual ~ExtensionPopupGtk();
  83
  84   // Shows the popup widget. Called after loading completes.
  85   void ShowPopup();
  86
  87   // See DestroyPopup. Does not return success or failure. Necessitated by
  88   // base::Bind and friends, which cannot handle a WeakPtr for a function that
  89   // has a return value.
  90   void DestroyPopupWithoutResult();
  91
  92   void OnDevToolsStateChanged(content::DevToolsAgentHost*, bool attached);
  93
  94   Browser* browser_;
  95
  96   BubbleGtk* bubble_;
  97
  98   // We take ownership of the popup ExtensionViewHost.
  99   scoped_ptr<extensions::ExtensionViewHost> host_;
 100
 101   // The widget for anchoring the position of the bubble.
 102   GtkWidget* anchor_;
 103
 104   content::NotificationRegistrar registrar_;
 105
 106   static ExtensionPopupGtk* current_extension_popup_;
 107
 108   // Whether a devtools window is attached to this bubble.
 109   bool being_inspected_;
 110
 111   base::Callback<void(content::DevToolsAgentHost*, bool)> devtools_callback_;
 112
 113   base::WeakPtrFactory<ExtensionPopupGtk> weak_factory_;
 114
 115   // Used for testing. ---------------------------------------------------------
 116   gfx::Rect GetViewBounds();
 117
 118   friend class BrowserActionTestUtil;
 119
 120   DISALLOW_COPY_AND_ASSIGN(ExtensionPopupGtk);
 121 };
 122
 123 #endif  // CHROME_BROWSER_UI_GTK_EXTENSIONS_EXTENSION_POPUP_GTK_H_