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cef/tests/cefclient/cefclient_win.cpp

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// 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 <windows.h>
#include <commdlg.h>
#include <shellapi.h>
#include <direct.h>
#include <sstream>
#include <string>
#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/cefclient_osr_widget_win.h"
#include "cefclient/client_handler.h"
#include "cefclient/dialog_test.h"
#include "cefclient/dom_test.h"
#include "cefclient/performance_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
TCHAR szOSRWindowClass[MAX_LOADSTRING]; // the OSR 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<ClientHandler> g_handler;
class MainBrowserProvider : public OSRBrowserProvider {
virtual CefRefPtr<CefBrowser> GetBrowser() {
if (g_handler.get())
return g_handler->GetBrowser();
return NULL;
}
} g_main_browser_provider;
#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<ClientApp> 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);
LoadString(hInstance, IDS_OSR_WIDGET_CLASS, szOSRWindowClass, 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<int>(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;
}
// Change the zoom factor on the UI thread.
static void ModifyZoom(CefRefPtr<CefBrowser> browser, double delta) {
if (CefCurrentlyOn(TID_UI)) {
browser->GetHost()->SetZoomLevel(
browser->GetHost()->GetZoomLevel() + delta);
} else {
CefPostTask(TID_UI, NewCefRunnableFunction(ModifyZoom, browser, delta));
}
}
//
// 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<CefBrowser> 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<WNDPROC>(GetWindowLongPtr(editWnd, GWLP_WNDPROC));
SetWindowLongPtr(editWnd, GWLP_WNDPROC,
reinterpret_cast<LONG_PTR>(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);
if (AppIsOffScreenRenderingEnabled()) {
CefRefPtr<OSRWindow> osr_window =
OSRWindow::Create(&g_main_browser_provider, false);
osr_window->CreateWidget(hWnd, rect, hInst, szOSRWindowClass);
info.SetAsOffScreen(osr_window->hwnd());
info.SetTransparentPainting(FALSE);
g_handler->SetOSRHandler(osr_window.get());
} else {
// Initialize window info to the defaults for a child window.
info.SetAsChild(hWnd, rect);
}
// Creat the new child browser window
CefBrowserHost::CreateBrowser(info, g_handler.get(),
g_handler->GetStartupURL(), settings);
return 0;
}
case WM_COMMAND: {
CefRefPtr<CefBrowser> 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_PERFORMANCE: // Run performance tests
if (browser.get())
performance_test::RunTest(browser);
return 0;
case ID_TESTS_DIALOGS: // Test JavaScript dialogs
if (browser.get())
dialog_test::RunTest(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;
case ID_TESTS_ZOOM_IN:
if (browser.get())
ModifyZoom(browser, 0.5);
return 0;
case ID_TESTS_ZOOM_OUT:
if (browser.get())
ModifyZoom(browser, -0.5);
return 0;
case ID_TESTS_ZOOM_RESET:
if (browser.get())
browser->GetHost()->SetZoomLevel(0.0);
return 0;
case ID_TESTS_BEGIN_TRACING:
g_handler->BeginTracing();
return 0;
case ID_TESTS_END_TRACING:
g_handler->EndTracing();
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:
// Minimizing resizes the window to 0x0 which causes our layout to go all
// screwy, so we just ignore it.
if (wParam != SIZE_MINIMIZED && 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<CefBrowser> 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
if (g_handler->GetOSRHandler().get()) {
OSRWindow::From(g_handler->GetOSRHandler())->DestroyWidget();
g_handler->SetOSRHandler(NULL);
}
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;
}
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