| // Copyright (c) 2013 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_INCLUDE_CEF_DRAG_HANDLER_H_ |
| #define CEF_INCLUDE_CEF_DRAG_HANDLER_H_ |
| #pragma once |
| |
| #include "include/cef_base.h" |
| #include "include/cef_browser.h" |
| #include "include/cef_drag_data.h" |
| #include "include/cef_frame.h" |
| |
| /// |
| // 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 CefBaseRefCounted { |
| public: |
| typedef cef_drag_operations_mask_t DragOperationsMask; |
| |
| /// |
| // 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; |
| } |
| |
| /// |
| // Called whenever draggable regions for the browser window change. These can |
| // be specified using the '-webkit-app-region: drag/no-drag' CSS-property. If |
| // draggable regions are never defined in a document this method will also |
| // never be called. If the last draggable region is removed from a document |
| // this method will be called with an empty vector. |
| /// |
| /*--cef()--*/ |
| virtual void OnDraggableRegionsChanged( |
| CefRefPtr<CefBrowser> browser, |
| CefRefPtr<CefFrame> frame, |
| const std::vector<CefDraggableRegion>& regions) {} |
| }; |
| |
| #endif // CEF_INCLUDE_CEF_DRAG_HANDLER_H_ |