Break cef.h into multiple headers (issue #142).

- Move wrapper classes from cef_wrapper.h to wrapper/ directory.
- Move C API functions/classes from cef_capi.h to capi/ directory.
- Move global function implementations from cef_context.cc to *_impl.cc files.
- Output auto-generated file paths in cef_paths.gypi.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@442 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

include/cef_drag_handler.h

@@ -0,0 +1,78 @@
+// Copyright (c) 2011 Marshall A. Greenblatt. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the name Chromium Embedded
+// Framework nor the names of its contributors may be used to endorse
+// or promote products derived from this software without specific prior
+// written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// ---------------------------------------------------------------------------
+//
+// The contents of this file must follow a specific format in order to
+// support the CEF translator tool. See the translator.README.txt file in the
+// tools directory for more information.
+//
+
+#ifndef _CEF_DRAG_HANDLER_H
+#define _CEF_DRAG_HANDLER_H
+
+#include "cef_base.h"
+#include "cef_drag_data.h"
+
+class CefBrowser;
+
+///
+// Implement this interface to handle events related to dragging. The methods of
+// this class will be called on the UI thread.
+///
+/*--cef(source=client)--*/
+class CefDragHandler : public virtual CefBase
+{
+public:
+  typedef cef_drag_operations_mask_t DragOperationsMask;
+
+  ///
+  // Called when the browser window initiates a drag event. |dragData|
+  // contains the drag event data and |mask| represents the type of drag
+  // operation. Return false for default drag handling behavior or true to
+  // cancel the drag event.
+  ///
+  /*--cef()--*/
+  virtual bool OnDragStart(CefRefPtr<CefBrowser> browser,
+                           CefRefPtr<CefDragData> dragData,
+                           DragOperationsMask mask) { return false; }
+
+  ///
+  // Called when an external drag event enters the browser window. |dragData|
+  // contains the drag event data and |mask| represents the type of drag
+  // operation. Return false for default drag handling behavior or true to
+  // cancel the drag event.
+  ///
+  /*--cef()--*/
+  virtual bool OnDragEnter(CefRefPtr<CefBrowser> browser,
+                           CefRefPtr<CefDragData> dragData,
+                           DragOperationsMask mask) { return false; }
+};
+
+#endif // _CEF_DRAG_HANDLER_H