Move more platform-specific stuff from WebContents to the view....

chrome/browser/web_contents_view.h

 // Copyright (c) 2006-2008 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_WEB_CONTENTS_VIEW_H_
 #define CHROME_BROWSER_WEB_CONTENTS_VIEW_H_
 
 #include <windows.h>
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/gfx/rect.h"
 #include "base/gfx/size.h"
 #include "chrome/browser/render_view_host_delegate.h"
 
 class InfoBarView;
 class RenderViewHost;
 class RenderWidgetHost;
 class RenderWidgetHostView;
 class RenderWidgetHostViewWin;  // TODO(brettw) this should not be necessary.
-struct ViewHostMsg_ContextMenu_Params;
 class WebContents;
 struct WebDropData;
 class WebKeyboardEvent;
 
 // The WebContentsView is an interface that is implemented by the platform-
 // dependent web contents views. The WebContents uses this interface to talk to
 // them. View-related messages will also get forwarded directly to this class
 // from RenderViewHost via RenderViewHostDelegate::View.
 //
 // It contains a small amount of logic with respect to creating new sub-view
@@ skipping 27 matching lines @@
   virtual void GetContainerBounds(gfx::Rect *out) const = 0;
 
   // Helper function for GetContainerBounds. Most callers just want to know the
   // size, and this makes it more clear.
   gfx::Size GetContainerSize() const {
     gfx::Rect rc;
     GetContainerBounds(&rc);
     return gfx::Size(rc.width(), rc.height());
   }
 
-  // The user started dragging content of the specified type within the tab.
-  // Contextual information about the dragged content is supplied by drop_data.
-  virtual void StartDragging(const WebDropData& drop_data) = 0;
-
   // Enumerate and 'un-parent' any plugin windows that are children of us.
   virtual void DetachPluginWindows() = 0;
 
   // Displays the given error in the info bar. A new info bar will be shown if
   // one is not shown already. The new error text will replace any existing
   // text shown by this same function.
   //
   // Note: this replacement behavior is historical; crashed plugin and out of
   // JS memory used the same message. This seems reasonable, but it may not be
   // the best thing for all error messages.
   virtual void DisplayErrorInInfoBar(const std::wstring& text) = 0;
 
   // Set/get whether or not the info bar is visible. See also the ChromeFrame
   // method InfoBarVisibilityChanged and TabContents::IsInfoBarVisible.
   virtual void SetInfoBarVisible(bool visible) = 0;
   virtual bool IsInfoBarVisible() const = 0;
 
   // Create the InfoBarView and returns it if none has been created.
   // Just returns existing InfoBarView if it is already created.
   // TODO(brettw) this probably shouldn't be here. There should be methods to
   // tell us what we need to display instead.
   virtual InfoBarView* GetInfoBarView() = 0;
 
-  // The page wants to update the mouse cursor during a drag & drop operation.
-  // |is_drop_target| is true if the mouse is over a valid drop target.
-  virtual void UpdateDragCursor(bool is_drop_target) = 0;
+  // Sets the page title for the native widgets corresponding to the view. This
+  // is not strictly necessary and isn't expected to be displayed anywhere, but
+  // can aid certain debugging tools such as Spy++ on Windows where you are
+  // trying to find a specific window.
+  virtual void SetPageTitle(const std::wstring& title) = 0;
 
-  // Runs a context menu with the given parameters from the renderer.
-  virtual void ShowContextMenu(
-      const ViewHostMsg_ContextMenu_Params& params) = 0;
-
-  // Posts the given keyboard message and handles it in the native way. This
-  // is called when the renderer reflects a keyboard message back up to us for
-  // default handling.
-  virtual void HandleKeyboardEvent(const WebKeyboardEvent& event) = 0;
+  // Schedules a complete repaint of the window. This is used for cases where
+  // the existing contents became invalid due to an external event, such as the
+  // renderer crashing.
+  virtual void Invalidate() = 0;
 
  protected:
   WebContentsView() {}  // Abstract interface.
 
-  // Internal interface for the RenderViewHostDelegate::View interface.
-  // Subclasses should implement this rather thank ...::View directly, since the
-  // routing stuff will already be computed.
+  // Internal interface for some functions in the RenderViewHostDelegate::View
+  // interface. Subclasses should implement this rather than the corresponding
+  // ...::View functions directly, since the routing stuff will already be
+  // computed. They should implement the rest of the functions as normal.
   //
   // The only difference is that the Create functions return the newly
   // created objects so that they can be associated with the given routes. When
   // they are shown later, we'll look them up again and pass the objects to
   // the Show functions rather than the route ID.
   virtual WebContents* CreateNewWindowInternal(int route_id,
                                                HANDLE modal_dialog_event) = 0;
   virtual RenderWidgetHostView* CreateNewWidgetInternal(int route_id) = 0;
   virtual void ShowCreatedWindowInternal(WebContents* new_web_contents,
                                          WindowOpenDisposition disposition,
                                          const gfx::Rect& initial_pos,
                                          bool user_gesture) = 0;
   virtual void ShowCreatedWidgetInternal(RenderWidgetHostView* widget_host_view,
                                          const gfx::Rect& initial_pos) = 0;
 
  private:
-  // We implement RenderViewHostDelegate::View directly and do some book-keeping
-  // associated with the request. The request is then forwarded to *Internal
-  // which does platform-specific work.
+  // We implement these functions on RenderViewHostDelegate::View directly and
+  // do some book-keeping associated with the request. The request is then
+  // forwarded to *Internal which does platform-specific work.
   virtual void CreateNewWindow(int route_id, HANDLE modal_dialog_event);
   virtual void CreateNewWidget(int route_id);
   virtual void ShowCreatedWindow(int route_id,
                                  WindowOpenDisposition disposition,
                                  const gfx::Rect& initial_pos,
                                  bool user_gesture);
   virtual void ShowCreatedWidget(int route_id, const gfx::Rect& initial_pos);
 
   // Tracks created WebContents objects that have not been shown yet. They are
   // identified by the route ID passed to CreateNewWindow.
   typedef std::map<int, WebContents*> PendingContents;
   PendingContents pending_contents_;
 
   // These maps hold on to the widgets that we created on behalf of the
   // renderer that haven't shown yet.
   typedef std::map<int, RenderWidgetHostView*> PendingWidgetViews;
   PendingWidgetViews pending_widget_views_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsView);
 };
 
 #endif  // CHROME_BROWSER_WEB_CONTENTS_VIEW_H_