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d09610cbcd
This adds support for accessing native extensions in web workers, though it may not work quite how we need it to just yet. Figured we'd bank an upgrade anyway.
120 lines
4.7 KiB
C++
120 lines
4.7 KiB
C++
// Copyright (c) 2012 Marshall A. Greenblatt. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the name Chromium Embedded
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// Framework nor the names of its contributors may be used to endorse
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// or promote products derived from this software without specific prior
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// written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// ---------------------------------------------------------------------------
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//
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// The contents of this file must follow a specific format in order to
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// support the CEF translator tool. See the translator.README.txt file in the
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// tools directory for more information.
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//
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#ifndef CEF_INCLUDE_CEF_RENDER_HANDLER_H_
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#define CEF_INCLUDE_CEF_RENDER_HANDLER_H_
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#pragma once
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#include "include/cef_base.h"
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#include "include/cef_browser.h"
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#include <vector>
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///
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// Implement this interface to handle events when window rendering is disabled.
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// The methods of this class will be called on the UI thread.
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///
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/*--cef(source=client)--*/
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class CefRenderHandler : public virtual CefBase {
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public:
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typedef cef_paint_element_type_t PaintElementType;
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typedef std::vector<CefRect> RectList;
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///
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// Called to retrieve the root window rectangle in screen coordinates. Return
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// true if the rectangle was provided.
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///
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/*--cef()--*/
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virtual bool GetRootScreenRect(CefRefPtr<CefBrowser> browser,
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CefRect& rect) { return false; }
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///
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// Called to retrieve the view rectangle which is relative to screen
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// coordinates. Return true if the rectangle was provided.
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///
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/*--cef()--*/
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virtual bool GetViewRect(CefRefPtr<CefBrowser> browser, CefRect& rect) =0;
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///
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// Called to retrieve the translation from view coordinates to actual screen
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// coordinates. Return true if the screen coordinates were provided.
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///
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/*--cef()--*/
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virtual bool GetScreenPoint(CefRefPtr<CefBrowser> browser,
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int viewX,
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int viewY,
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int& screenX,
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int& screenY) { return false; }
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///
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// Called when the browser wants to show or hide the popup widget. The popup
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// should be shown if |show| is true and hidden if |show| is false.
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///
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/*--cef()--*/
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virtual void OnPopupShow(CefRefPtr<CefBrowser> browser,
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bool show) {}
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///
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// Called when the browser wants to move or resize the popup widget. |rect|
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// contains the new location and size.
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///
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/*--cef()--*/
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virtual void OnPopupSize(CefRefPtr<CefBrowser> browser,
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const CefRect& rect) {}
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///
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// Called when an element should be painted. |type| indicates whether the
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// element is the view or the popup widget. |buffer| contains the pixel data
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// for the whole image. |dirtyRects| contains the set of rectangles that need
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// to be repainted. On Windows |buffer| will be |width|*|height|*4 bytes
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// in size and represents a BGRA image with an upper-left origin.
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///
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/*--cef()--*/
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virtual void OnPaint(CefRefPtr<CefBrowser> browser,
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PaintElementType type,
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const RectList& dirtyRects,
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const void* buffer,
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int width, int height) =0;
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///
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// Called when the browser window's cursor has changed.
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///
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/*--cef()--*/
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virtual void OnCursorChange(CefRefPtr<CefBrowser> browser,
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CefCursorHandle cursor) {}
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};
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#endif // CEF_INCLUDE_CEF_RENDER_HANDLER_H_
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