Browser Plugin: Implement AutoSize

content/browser/browser_plugin/browser_plugin_guest.h

 // 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.
 
 // A BrowserPluginGuest represents the browser side of browser <--> renderer
 // communication. A BrowserPlugin (a WebPlugin) is on the renderer side of
 // browser <--> guest renderer communication. The 'guest' renderer is a
 // <browser> tag.
 //
 // BrowserPluginGuest lives on the UI thread of the browser process. It has a
@@ skipping 25 matching lines @@
 #include "base/time.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDragStatus.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDragOperation.h"
 #include "ui/gfx/rect.h"
 #include "webkit/glue/webcursor.h"
 
+struct BrowserPluginHostMsg_AutoSize_Params;
 struct BrowserPluginHostMsg_CreateGuest_Params;
 struct BrowserPluginHostMsg_ResizeGuest_Params;
 class TransportDIB;
 struct ViewHostMsg_UpdateRect_Params;
 struct WebDropData;
 
 namespace WebKit {
 class WebInputEvent;
 }
 
@@ skipping 115 matching lines @@
   // Handles drag events from the embedder.
   // When dragging, the drag events go to the embedder first, and if the drag
   // happens on the browser plugin, then the plugin sends a corresponding
   // drag-message to the guest. This routes the drag-message to the guest
   // renderer.
   void DragStatusUpdate(WebKit::WebDragStatus drag_status,
                         const WebDropData& drop_data,
                         WebKit::WebDragOperationsMask drag_mask,
                         const gfx::Point& location);
 
+  // Updates the autosize state of the guest.
+  void SetAutoSize(
+      const BrowserPluginHostMsg_AutoSize_Params& auto_size_params,
+      const BrowserPluginHostMsg_ResizeGuest_Params& resize_guest_params);
+
   // Updates the cursor during dragging.
   // During dragging, if the guest notifies to update the cursor for a drag,
   // then it is necessary to route the cursor update to the embedder correctly
   // so that the cursor updates properly.
   void UpdateDragCursor(WebKit::WebDragOperation operation);
 
   // Exposes the protected web_contents() from WebContentsObserver.
   WebContents* GetWebContents();
 
   // Kill the guest process.
@@ skipping 52 matching lines @@
 
   // Helper to send messages to embedder. Overridden in test implementation
   // since we want to intercept certain messages for testing.
   virtual void SendMessageToEmbedder(IPC::Message* msg);
 
   // Called when a redirect notification occurs.
   void LoadRedirect(const GURL& old_url,
                     const GURL& new_url,
                     bool is_top_level);
 
+  bool InAutoSizeBounds(const gfx::Size& size) const;
   // Static factory instance (always NULL for non-test).
   static content::BrowserPluginHostFactory* factory_;
 
   NotificationRegistrar notification_registrar_;
   WebContentsImpl* embedder_web_contents_;
   // An identifier that uniquely identifies a browser plugin guest within an
   // embedder.
   int instance_id_;
   scoped_ptr<TransportDIB> damage_buffer_;
 #if defined(OS_WIN)
   size_t damage_buffer_size_;
 #endif
   gfx::Size damage_view_size_;
   float damage_buffer_scale_factor_;
   scoped_ptr<IPC::Message> pending_input_event_reply_;
   gfx::Rect guest_rect_;
   WebCursor cursor_;
   IDMap<RenderViewHost> pending_updates_;
   int pending_update_counter_;
   base::TimeDelta guest_hang_timeout_;
   bool focused_;
   bool visible_;
   bool auto_size_;
-  int max_height_;
-  int max_width_;
-  int min_height_;
-  int min_width_;
+  gfx::Size max_auto_size_;
+  gfx::Size min_auto_size_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_