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// 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_drag_data.h"

#include "include/cef_browser.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 CefBase {

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,

const std::vector<CefDraggableRegion>& regions) {}

};

#endif // CEF_INCLUDE_CEF_DRAG_HANDLER_H_

cefpython/src/include/cef_drag_handler.h at cefpython49-winxp · pythonthings/cefpython · GitHub

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