1/* 2 * Copyright (C) 2010 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "WindowedPluginTest.h" 27 28using namespace std; 29 30static const wchar_t instancePointerProperty[] = L"org.webkit.TestNetscapePlugin.WindowedPluginTest.InstancePointer"; 31 32WindowedPluginTest::WindowedPluginTest(NPP npp, const string& identifier) 33 : PluginTest(npp, identifier) 34 , m_window(0) 35 , m_originalWndProc(0) 36{ 37} 38 39NPError WindowedPluginTest::NPP_SetWindow(NPP instance, NPWindow* window) 40{ 41 HWND newWindow = reinterpret_cast<HWND>(window->window); 42 if (newWindow == m_window) 43 return NPERR_NO_ERROR; 44 45 if (m_window) { 46 ::RemovePropW(m_window, instancePointerProperty); 47 ::SetWindowLongPtr(m_window, GWLP_WNDPROC, reinterpret_cast<LONG_PTR>(m_originalWndProc)); 48 m_originalWndProc = 0; 49 } 50 51 m_window = newWindow; 52 if (!m_window) 53 return NPERR_NO_ERROR; 54 55 m_originalWndProc = reinterpret_cast<WNDPROC>(::SetWindowLongPtrW(m_window, GWLP_WNDPROC, reinterpret_cast<LONG_PTR>(staticWndProc))); 56 ::SetPropW(m_window, instancePointerProperty, this); 57 58 return NPERR_NO_ERROR; 59} 60 61LRESULT WindowedPluginTest::staticWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) 62{ 63 WindowedPluginTest* instance = reinterpret_cast<WindowedPluginTest*>(::GetPropW(hwnd, instancePointerProperty)); 64 65 bool handled = false; 66 LRESULT result = instance->wndProc(message, wParam, lParam, handled); 67 if (handled) 68 return result; 69 70 return ::CallWindowProcW(instance->m_originalWndProc, hwnd, message, wParam, lParam); 71} 72