Extension/Platform App window isolation

chrome/browser/ui/views/ash/panel_view_aura.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/ui/views/ash/panel_view_aura.h"
 
 #include "ash/wm/panel_frame_view.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_function_dispatcher.h"
+#include "chrome/browser/extensions/extension_process_manager.h"
+#include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/extensions/extension_tabs_module_constants.h"
 #include "chrome/browser/extensions/extension_window_controller.h"
 #include "chrome/browser/extensions/extension_window_list.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sessions/session_id.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/common/chrome_view_type.h"
 #include "chrome/common/extensions/extension_messages.h"
@@ skipping 161 matching lines @@
 
   // Overriden from ExtensionWindowController:
   virtual int GetWindowId() const OVERRIDE;
   virtual std::string GetWindowTypeText() const OVERRIDE;
   virtual base::DictionaryValue* CreateWindowValue() const OVERRIDE;
   virtual base::DictionaryValue* CreateWindowValueWithTabs() const OVERRIDE;
   virtual bool CanClose(Reason* reason) const OVERRIDE;
   virtual void SetFullscreenMode(bool is_fullscreen,
                                  const GURL& extension_url) const OVERRIDE;
 
+ protected:
+  virtual bool IsVisibleToExtension(const Extension* extension) const OVERRIDE;
+
  private:
   PanelViewAura* panel_view_;
   PanelHost* panel_host_;
 
   DISALLOW_COPY_AND_ASSIGN(PanelExtensionWindowController);
 };
 
 PanelExtensionWindowController::PanelExtensionWindowController(
     PanelViewAura* panel_view,
     PanelHost* panel_host)
@@ skipping 29 matching lines @@
 }
 
 bool PanelExtensionWindowController::CanClose(Reason* reason) const {
   return true;
 }
 
 void PanelExtensionWindowController::SetFullscreenMode(
     bool is_fullscreen, const GURL& extension_url) const {
 }
 
+bool PanelExtensionWindowController::IsVisibleToExtension(
+    const Extension* extension) const {
+ ExtensionProcessManager* process_manager =
+      ExtensionSystem::Get(panel_host_->profile())->process_manager();
+  const Extension* panel_extension = process_manager->
+      GetExtensionForRenderViewHost(
+          panel_view_->WebContents()->GetRenderViewHost());
+
+  // Non-extension panels are visible to all extensions.
+  if (!panel_extension)
+    return !extension->is_platform_app();
+
+  // Platform apps can only see their own panels.
+  if (extension->is_platform_app())
+    return extension == panel_extension;
+
+  // Other extensions can see non-platform app panels.
+  return !panel_extension->is_platform_app();
+}
+
 }  // namespace internal
 
 ////////////////////////////////////////////////////////////////////////////////
 // PanelViewAura
 
 PanelViewAura::PanelViewAura(const std::string& title)
     : title_(title),
       preferred_size_(kMinWidth, kMinHeight),
       widget_(NULL) {
 }
@@ skipping 165 matching lines @@
 }
 
 void PanelViewAura::FlashFrame(bool flash) {
   // TODO(stevenjb): Implement
   NOTIMPLEMENTED();
 }
 
 bool PanelViewAura::IsAlwaysOnTop() const {
   return true;
 }