// Copyright (c) 2010 The Chromium Embedded Framework Authors. All rights // reserved. Use of this source code is governed by a BSD-style license that // can be found in the LICENSE file. #include "cefclient/cefclient.h" #include #include #include #include #include #include #include "include/cef_app.h" #include "include/cef_browser.h" #include "include/cef_frame.h" #include "include/cef_runnable.h" #include "cefclient/binding_test.h" #include "cefclient/client_handler.h" #include "cefclient/dom_test.h" #include "cefclient/resource.h" #include "cefclient/scheme_test.h" #include "cefclient/string_util.h" #define MAX_LOADSTRING 100 #define MAX_URL_LENGTH 255 #define BUTTON_WIDTH 72 #define URLBAR_HEIGHT 24 // Global Variables: HINSTANCE hInst; // current instance TCHAR szTitle[MAX_LOADSTRING]; // The title bar text TCHAR szWindowClass[MAX_LOADSTRING]; // the main window class name char szWorkingDir[MAX_PATH]; // The current working directory // Forward declarations of functions included in this code module: ATOM MyRegisterClass(HINSTANCE hInstance); BOOL InitInstance(HINSTANCE, int); LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM); INT_PTR CALLBACK About(HWND, UINT, WPARAM, LPARAM); // The global ClientHandler reference. extern CefRefPtr g_handler; #if defined(OS_WIN) // Add Common Controls to the application manifest because it's required to // support the default tooltip implementation. #pragma comment(linker, "/manifestdependency:\"type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' processorArchitecture='*' publicKeyToken='6595b64144ccf1df' language='*'\"") // NOLINT(whitespace/line_length) #endif // Program entry point function. int APIENTRY wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nCmdShow) { UNREFERENCED_PARAMETER(hPrevInstance); UNREFERENCED_PARAMETER(lpCmdLine); CefMainArgs main_args(hInstance); CefRefPtr app(new ClientApp); // Execute the secondary process, if any. int exit_code = CefExecuteProcess(main_args, app.get()); if (exit_code >= 0) return exit_code; // Retrieve the current working directory. if (_getcwd(szWorkingDir, MAX_PATH) == NULL) szWorkingDir[0] = 0; // Parse command line arguments. The passed in values are ignored on Windows. AppInitCommandLine(0, NULL); CefSettings settings; // Populate the settings based on command line arguments. AppGetSettings(settings, app); // Initialize CEF. CefInitialize(main_args, settings, app.get()); // Register the scheme handler. scheme_test::InitTest(); HACCEL hAccelTable; // Initialize global strings LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING); LoadString(hInstance, IDC_CEFCLIENT, szWindowClass, MAX_LOADSTRING); MyRegisterClass(hInstance); // Perform application initialization if (!InitInstance (hInstance, nCmdShow)) return FALSE; hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_CEFCLIENT)); int result = 0; if (!settings.multi_threaded_message_loop) { // Run the CEF message loop. This function will block until the application // recieves a WM_QUIT message. CefRunMessageLoop(); } else { MSG msg; // Run the application message loop. while (GetMessage(&msg, NULL, 0, 0)) { if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg)) { TranslateMessage(&msg); DispatchMessage(&msg); } } result = static_cast(msg.wParam); } // Shut down CEF. CefShutdown(); return result; } // // FUNCTION: MyRegisterClass() // // PURPOSE: Registers the window class. // // COMMENTS: // // This function and its usage are only necessary if you want this code // to be compatible with Win32 systems prior to the 'RegisterClassEx' // function that was added to Windows 95. It is important to call this // function so that the application will get 'well formed' small icons // associated with it. // ATOM MyRegisterClass(HINSTANCE hInstance) { WNDCLASSEX wcex; wcex.cbSize = sizeof(WNDCLASSEX); wcex.style = CS_HREDRAW | CS_VREDRAW; wcex.lpfnWndProc = WndProc; wcex.cbClsExtra = 0; wcex.cbWndExtra = 0; wcex.hInstance = hInstance; wcex.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_CEFCLIENT)); wcex.hCursor = LoadCursor(NULL, IDC_ARROW); wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1); wcex.lpszMenuName = MAKEINTRESOURCE(IDC_CEFCLIENT); wcex.lpszClassName = szWindowClass; wcex.hIconSm = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL)); return RegisterClassEx(&wcex); } // // FUNCTION: InitInstance(HINSTANCE, int) // // PURPOSE: Saves instance handle and creates main window // // COMMENTS: // // In this function, we save the instance handle in a global variable and // create and display the main program window. // BOOL InitInstance(HINSTANCE hInstance, int nCmdShow) { HWND hWnd; hInst = hInstance; // Store instance handle in our global variable hWnd = CreateWindow(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN, CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL); if (!hWnd) return FALSE; ShowWindow(hWnd, nCmdShow); UpdateWindow(hWnd); return TRUE; } // // FUNCTION: WndProc(HWND, UINT, WPARAM, LPARAM) // // PURPOSE: Processes messages for the main window. // LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) { static HWND backWnd = NULL, forwardWnd = NULL, reloadWnd = NULL, stopWnd = NULL, editWnd = NULL; static WNDPROC editWndOldProc = NULL; // Static members used for the find dialog. static FINDREPLACE fr; static WCHAR szFindWhat[80] = {0}; static WCHAR szLastFindWhat[80] = {0}; static bool findNext = false; static bool lastMatchCase = false; int wmId, wmEvent; PAINTSTRUCT ps; HDC hdc; if (hWnd == editWnd) { // Callback for the edit window switch (message) { case WM_CHAR: if (wParam == VK_RETURN && g_handler.get()) { // When the user hits the enter key load the URL CefRefPtr browser = g_handler->GetBrowser(); wchar_t strPtr[MAX_URL_LENGTH+1] = {0}; *((LPWORD)strPtr) = MAX_URL_LENGTH; LRESULT strLen = SendMessage(hWnd, EM_GETLINE, 0, (LPARAM)strPtr); if (strLen > 0) { strPtr[strLen] = 0; browser->GetMainFrame()->LoadURL(strPtr); } return 0; } } return (LRESULT)CallWindowProc(editWndOldProc, hWnd, message, wParam, lParam); } else { // Callback for the main window switch (message) { case WM_CREATE: { // Create the single static handler class instance g_handler = new ClientHandler(); g_handler->SetMainHwnd(hWnd); // Create the child windows used for navigation RECT rect; int x = 0; GetClientRect(hWnd, &rect); backWnd = CreateWindow(L"BUTTON", L"Back", WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_DISABLED, x, 0, BUTTON_WIDTH, URLBAR_HEIGHT, hWnd, (HMENU) IDC_NAV_BACK, hInst, 0); x += BUTTON_WIDTH; forwardWnd = CreateWindow(L"BUTTON", L"Forward", WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_DISABLED, x, 0, BUTTON_WIDTH, URLBAR_HEIGHT, hWnd, (HMENU) IDC_NAV_FORWARD, hInst, 0); x += BUTTON_WIDTH; reloadWnd = CreateWindow(L"BUTTON", L"Reload", WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_DISABLED, x, 0, BUTTON_WIDTH, URLBAR_HEIGHT, hWnd, (HMENU) IDC_NAV_RELOAD, hInst, 0); x += BUTTON_WIDTH; stopWnd = CreateWindow(L"BUTTON", L"Stop", WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_DISABLED, x, 0, BUTTON_WIDTH, URLBAR_HEIGHT, hWnd, (HMENU) IDC_NAV_STOP, hInst, 0); x += BUTTON_WIDTH; editWnd = CreateWindow(L"EDIT", 0, WS_CHILD | WS_VISIBLE | WS_BORDER | ES_LEFT | ES_AUTOVSCROLL | ES_AUTOHSCROLL| WS_DISABLED, x, 0, rect.right - BUTTON_WIDTH * 4, URLBAR_HEIGHT, hWnd, 0, hInst, 0); // Assign the edit window's WNDPROC to this function so that we can // capture the enter key editWndOldProc = reinterpret_cast(GetWindowLongPtr(editWnd, GWLP_WNDPROC)); SetWindowLongPtr(editWnd, GWLP_WNDPROC, reinterpret_cast(WndProc)); g_handler->SetEditHwnd(editWnd); g_handler->SetButtonHwnds(backWnd, forwardWnd, reloadWnd, stopWnd); rect.top += URLBAR_HEIGHT; CefWindowInfo info; CefBrowserSettings settings; // Populate the settings based on command line arguments. AppGetBrowserSettings(settings); // Initialize window info to the defaults for a child window info.SetAsChild(hWnd, rect); // Creat the new child browser window CefBrowserHost::CreateBrowser(info, static_cast >(g_handler), "http://www.google.com", settings); return 0; } case WM_COMMAND: { CefRefPtr browser; if (g_handler.get()) browser = g_handler->GetBrowser(); wmId = LOWORD(wParam); wmEvent = HIWORD(wParam); // Parse the menu selections: switch (wmId) { case IDM_ABOUT: DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About); return 0; case IDM_EXIT: DestroyWindow(hWnd); return 0; case ID_WARN_CONSOLEMESSAGE: if (g_handler.get()) { std::wstringstream ss; ss << L"Console messages will be written to " << std::wstring(CefString(g_handler->GetLogFile())); MessageBox(hWnd, ss.str().c_str(), L"Console Messages", MB_OK | MB_ICONINFORMATION); } return 0; case ID_WARN_DOWNLOADCOMPLETE: case ID_WARN_DOWNLOADERROR: if (g_handler.get()) { std::wstringstream ss; ss << L"File \"" << std::wstring(CefString(g_handler->GetLastDownloadFile())) << L"\" "; if (wmId == ID_WARN_DOWNLOADCOMPLETE) ss << L"downloaded successfully."; else ss << L"failed to download."; MessageBox(hWnd, ss.str().c_str(), L"File Download", MB_OK | MB_ICONINFORMATION); } return 0; case IDC_NAV_BACK: // Back button if (browser.get()) browser->GoBack(); return 0; case IDC_NAV_FORWARD: // Forward button if (browser.get()) browser->GoForward(); return 0; case IDC_NAV_RELOAD: // Reload button if (browser.get()) browser->Reload(); return 0; case IDC_NAV_STOP: // Stop button if (browser.get()) browser->StopLoad(); return 0; case ID_TESTS_GETSOURCE: // Test the GetSource function if (browser.get()) RunGetSourceTest(browser); return 0; case ID_TESTS_GETTEXT: // Test the GetText function if (browser.get()) RunGetTextTest(browser); return 0; case ID_TESTS_POPUP: // Test a popup window if (browser.get()) RunPopupTest(browser); return 0; case ID_TESTS_REQUEST: // Test a request if (browser.get()) RunRequestTest(browser); return 0; case ID_TESTS_SCHEME_HANDLER: // Test the scheme handler if (browser.get()) scheme_test::RunTest(browser); return 0; case ID_TESTS_BINDING: // Test JavaScript binding if (browser.get()) binding_test::RunTest(browser); return 0; case ID_TESTS_DIALOGS: // Test JavaScript dialogs if (browser.get()) RunDialogTest(browser); return 0; case ID_TESTS_PLUGIN_INFO: // Test plugin info if (browser.get()) RunPluginInfoTest(browser); return 0; case ID_TESTS_DOM_ACCESS: // Test DOM access if (browser.get()) dom_test::RunTest(browser); return 0; case ID_TESTS_LOCALSTORAGE: // Test localStorage if (browser.get()) RunLocalStorageTest(browser); return 0; case ID_TESTS_ACCELERATED2DCANVAS: // Test accelerated 2d canvas if (browser.get()) RunAccelerated2DCanvasTest(browser); return 0; case ID_TESTS_ACCELERATEDLAYERS: // Test accelerated layers if (browser.get()) RunAcceleratedLayersTest(browser); return 0; case ID_TESTS_WEBGL: // Test WebGL if (browser.get()) RunWebGLTest(browser); return 0; case ID_TESTS_HTML5VIDEO: // Test HTML5 video if (browser.get()) RunHTML5VideoTest(browser); return 0; case ID_TESTS_XMLHTTPREQUEST: // Test XMLHttpRequest if (browser.get()) RunXMLHTTPRequestTest(browser); return 0; case ID_TESTS_DRAGDROP: // Test drag & drop if (browser.get()) RunDragDropTest(browser); return 0; case ID_TESTS_GEOLOCATION: // Test geolocation if (browser.get()) RunGeolocationTest(browser); return 0; } break; } case WM_PAINT: hdc = BeginPaint(hWnd, &ps); EndPaint(hWnd, &ps); return 0; case WM_SETFOCUS: if (g_handler.get() && g_handler->GetBrowser()) { // Pass focus to the browser window CefWindowHandle hwnd = g_handler->GetBrowser()->GetHost()->GetWindowHandle(); if (hwnd) PostMessage(hwnd, WM_SETFOCUS, wParam, NULL); } return 0; case WM_SIZE: if (g_handler.get() && g_handler->GetBrowser()) { CefWindowHandle hwnd = g_handler->GetBrowser()->GetHost()->GetWindowHandle(); if (hwnd) { // Resize the browser window and address bar to match the new frame // window size RECT rect; GetClientRect(hWnd, &rect); rect.top += URLBAR_HEIGHT; int urloffset = rect.left + BUTTON_WIDTH * 4; HDWP hdwp = BeginDeferWindowPos(1); hdwp = DeferWindowPos(hdwp, editWnd, NULL, urloffset, 0, rect.right - urloffset, URLBAR_HEIGHT, SWP_NOZORDER); hdwp = DeferWindowPos(hdwp, hwnd, NULL, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, SWP_NOZORDER); EndDeferWindowPos(hdwp); } } break; case WM_ERASEBKGND: if (g_handler.get() && g_handler->GetBrowser()) { CefWindowHandle hwnd = g_handler->GetBrowser()->GetHost()->GetWindowHandle(); if (hwnd) { // Dont erase the background if the browser window has been loaded // (this avoids flashing) return 0; } } break; case WM_CLOSE: if (g_handler.get()) { CefRefPtr browser = g_handler->GetBrowser(); if (browser.get()) { // Let the browser window know we are about to destroy it. browser->GetHost()->ParentWindowWillClose(); } } break; case WM_DESTROY: // The frame window has exited PostQuitMessage(0); return 0; } return DefWindowProc(hWnd, message, wParam, lParam); } } // Message handler for about box. INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam) { UNREFERENCED_PARAMETER(lParam); switch (message) { case WM_INITDIALOG: return (INT_PTR)TRUE; case WM_COMMAND: if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL) { EndDialog(hDlg, LOWORD(wParam)); return (INT_PTR)TRUE; } break; } return (INT_PTR)FALSE; } // Global functions std::string AppGetWorkingDirectory() { return szWorkingDir; }