Move a bunch of TabContents related files into a tab_contents subdir

Review URL: http://codereview.chromium.org/18250

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@8058 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 49 insertions, 0 deletions

diff --git a/chrome/browser/tab_contents/web_drag_source.h b/chrome/browser/tab_contents/web_drag_source.h
new file mode 100644
index 0000000..f8aa628
--- /dev/null
+++ b/chrome/browser/tab_contents/web_drag_source.h
@@ -0,0 +1,49 @@
+// 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_DRAG_SOURCE_H__
+#define CHROME_BROWSER_WEB_DRAG_SOURCE_H__
+
+#include "base/base_drag_source.h"
+#include "base/basictypes.h"
+
+class RenderViewHost;
+
+///////////////////////////////////////////////////////////////////////////////
+//
+// WebDragSource
+//
+//  An IDropSource implementation for a WebContents. Handles notifications sent
+//  by an active drag-drop operation as the user mouses over other drop targets
+//  on their system. This object tells Windows whether or not the drag should
+//  continue, and supplies the appropriate cursors.
+//
+class WebDragSource : public BaseDragSource {
+ public:
+  // Create a new DragSource for a given HWND and RenderViewHost.
+  WebDragSource(HWND source_hwnd, RenderViewHost* render_view_host);
+  virtual ~WebDragSource() { }
+
+ protected:
+  // BaseDragSource
+  virtual void OnDragSourceDrop();
+  virtual void OnDragSourceMove();
+
+ private:
+  // Cannot construct thusly.
+  WebDragSource();
+
+  // Keep a reference to the HWND so we can translate the cursor position.
+  HWND source_hwnd_;
+
+  // We use this as a channel to the renderer to tell it about various drag
+  // drop events that it needs to know about (such as when a drag operation it
+  // initiated terminates).
+  RenderViewHost* render_view_host_;
+
+  DISALLOW_EVIL_CONSTRUCTORS(WebDragSource);
+};
+
+#endif  // #ifndef CHROME_BROWSER_WEB_DRAG_SOURCE_H__
+