| // 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. |
| |
| #ifndef CHROME_BROWSER_UI_PANELS_PANEL_HOST_H_ |
| #define CHROME_BROWSER_UI_PANELS_PANEL_HOST_H_ |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "content/public/browser/web_contents_delegate.h" |
| #include "content/public/browser/web_contents_observer.h" |
| #include "content/public/common/page_zoom.h" |
| #include "extensions/browser/extension_function_dispatcher.h" |
| |
| class FaviconTabHelper; |
| class GURL; |
| class Panel; |
| class PrefsTabHelper; |
| class Profile; |
| |
| namespace content { |
| class WebContents; |
| } |
| |
| namespace extensions { |
| class WindowController; |
| } |
| |
| namespace gfx { |
| class Image; |
| class Rect; |
| } |
| |
| // Helper class for Panel, implementing WebContents hosting and Extension |
| // delegates. Owned and used by Panel only. |
| class PanelHost : public content::WebContentsDelegate, |
| public content::WebContentsObserver, |
| public extensions::ExtensionFunctionDispatcher::Delegate { |
| public: |
| PanelHost(Panel* panel, Profile* profile); |
| virtual ~PanelHost(); |
| |
| void Init(const GURL& url); |
| content::WebContents* web_contents() { return web_contents_.get(); } |
| void DestroyWebContents(); |
| |
| // Returns the icon for the current page. |
| gfx::Image GetPageIcon() const; |
| |
| // content::WebContentsDelegate overrides. |
| virtual content::WebContents* OpenURLFromTab( |
| content::WebContents* source, |
| const content::OpenURLParams& params) OVERRIDE; |
| virtual void NavigationStateChanged(const content::WebContents* source, |
| unsigned changed_flags) OVERRIDE; |
| virtual void AddNewContents(content::WebContents* source, |
| content::WebContents* new_contents, |
| WindowOpenDisposition disposition, |
| const gfx::Rect& initial_pos, |
| bool user_gesture, |
| bool* was_blocked) OVERRIDE; |
| virtual void ActivateContents(content::WebContents* contents) OVERRIDE; |
| virtual void DeactivateContents(content::WebContents* contents) OVERRIDE; |
| virtual void LoadingStateChanged(content::WebContents* source, |
| bool to_different_document) OVERRIDE; |
| virtual void CloseContents(content::WebContents* source) OVERRIDE; |
| virtual void MoveContents(content::WebContents* source, |
| const gfx::Rect& pos) OVERRIDE; |
| virtual bool IsPopupOrPanel( |
| const content::WebContents* source) const OVERRIDE; |
| virtual void ContentsZoomChange(bool zoom_in) OVERRIDE; |
| virtual void HandleKeyboardEvent( |
| content::WebContents* source, |
| const content::NativeWebKeyboardEvent& event) OVERRIDE; |
| virtual void WebContentsFocused(content::WebContents* contents) OVERRIDE; |
| virtual void ResizeDueToAutoResize(content::WebContents* web_contents, |
| const gfx::Size& new_size) OVERRIDE; |
| |
| // content::WebContentsObserver overrides. |
| virtual void RenderViewCreated( |
| content::RenderViewHost* render_view_host) OVERRIDE; |
| virtual void RenderProcessGone(base::TerminationStatus status) OVERRIDE; |
| virtual void WebContentsDestroyed() OVERRIDE; |
| virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; |
| |
| // extensions::ExtensionFunctionDispatcher::Delegate overrides. |
| virtual extensions::WindowController* GetExtensionWindowController() const |
| OVERRIDE; |
| virtual content::WebContents* GetAssociatedWebContents() const OVERRIDE; |
| |
| // Actions on web contents. |
| void Reload(); |
| void ReloadIgnoringCache(); |
| void StopLoading(); |
| void Zoom(content::PageZoom zoom); |
| |
| private: |
| // Helper to close panel via the message loop. |
| void ClosePanel(); |
| |
| // Message handlers. |
| void OnRequest(const ExtensionHostMsg_Request_Params& params); |
| |
| Panel* panel_; // Weak, owns us. |
| Profile* profile_; |
| extensions::ExtensionFunctionDispatcher extension_function_dispatcher_; |
| |
| scoped_ptr<content::WebContents> web_contents_; |
| |
| // The following factory is used to close the panel via the message loop. |
| base::WeakPtrFactory<PanelHost> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PanelHost); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_PANELS_PANEL_HOST_H_ |