Skip to content

Instantly share code, notes, and snippets.

@CaptainJH
Last active August 29, 2015 13:57
Show Gist options
  • Save CaptainJH/9758194 to your computer and use it in GitHub Desktop.
Save CaptainJH/9758194 to your computer and use it in GitHub Desktop.
How to setup a bare bone chromium windows app
#ifndef BAREBONESHANDLER_H_
#define BAREBONESHANDLER_H_
#include "include/cef_client.h"
class BareBonesHandler : public CefClient {
public:
BareBonesHandler() { }
~BareBonesHandler() { }
// Note that any of the IMPLEMENT_WHATEVER
// macros that come with CEF can (and do) set
// access modifiers, so you'll want them after
// everything else in your class or you may be
// in for a surprise when the access of a member
// isn't what you expect it to be!
IMPLEMENT_REFCOUNTING(BareBonesHandler);
};
#endif
// ChromiumEmbedded_test.cpp : Defines the entry point for the application.
//
#include "stdafx.h"
#include <assert.h>
#include "ChromiumEmbedded_test.h"
#include "include\cef_app.h"
#include "bareboneshandler.h"
#pragma comment(lib, "libcef_dll_wrapper.lib")
#pragma comment(lib, "libcef.lib")
const char kCachePath[] = "cache-path";
const char kMultiThreadedMessageLoop[] = "multi-threaded-message-loop";
#define MAX_LOADSTRING 100
// Global Variables:
HINSTANCE hInst; // current instance
TCHAR szTitle[MAX_LOADSTRING]; // The title bar text
TCHAR szWindowClass[MAX_LOADSTRING]; // the main window class name
// 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);
CefRefPtr<BareBonesHandler> g_handler;
CefRefPtr<CefCommandLine> g_command_line;
void destroy(void)
{
// Tells CEF to quit its message loop so the application can exit.
CefQuitMessageLoop();
}
void AppInitCommandLine()
{
g_command_line = CefCommandLine::CreateCommandLine();
g_command_line->InitFromString(::GetCommandLineW());
}
void AppGetSettings(CefSettings& settings)
{
assert(g_command_line.get());
if (!g_command_line.get())
return;
CefString str;
settings.multi_threaded_message_loop =
g_command_line->HasSwitch(kMultiThreadedMessageLoop);
CefString(&settings.cache_path) =
g_command_line->GetSwitchValue(kCachePath);
// Specify a port to enable DevTools if one isn't already specified.
if (!g_command_line->HasSwitch("remote-debugging-port"))
settings.remote_debugging_port = 8088;
}
int APIENTRY _tWinMain(_In_ HINSTANCE hInstance,
_In_opt_ HINSTANCE hPrevInstance,
_In_ LPTSTR lpCmdLine,
_In_ int nCmdShow)
{
UNREFERENCED_PARAMETER(hPrevInstance);
UNREFERENCED_PARAMETER(lpCmdLine);
CefMainArgs main_args(hInstance);
int exitCode = CefExecuteProcess(main_args, NULL);
if (exitCode >= 0)
{
return exitCode;
}
CefSettings settings;
AppInitCommandLine();
AppGetSettings(settings);
CefInitialize(main_args, settings, NULL);
CefBrowserSettings browserSettings;
CefWindowInfo info;
g_handler = new BareBonesHandler();
// TODO: Place code here.
MSG msg;
HACCEL hAccelTable;
// Initialize global strings
LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
LoadString(hInstance, IDC_CHROMIUMEMBEDDED_TEST, szWindowClass, MAX_LOADSTRING);
MyRegisterClass(hInstance);
// Perform application initialization:
if (!InitInstance (hInstance, nCmdShow))
{
return FALSE;
}
hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_CHROMIUMEMBEDDED_TEST));
// Main message loop:
//while (GetMessage(&msg, NULL, 0, 0))
//{
// if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
// {
// TranslateMessage(&msg);
// DispatchMessage(&msg);
// }
//}
CefRunMessageLoop();
CefShutdown();
return 0;
}
//
// FUNCTION: MyRegisterClass()
//
// PURPOSE: Registers the window class.
//
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_CHROMIUMEMBEDDED_TEST));
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wcex.lpszMenuName = NULL;
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 = CreateWindowEx(0, szWindowClass, 0, WS_POPUP | WS_VISIBLE | WS_SYSMENU, 100, 100, 800, 600, 0, 0, 0, 0);
if (!hWnd)
{
return FALSE;
}
ShowWindow(hWnd, nCmdShow);
UpdateWindow(hWnd);
return TRUE;
}
//
// FUNCTION: WndProc(HWND, UINT, WPARAM, LPARAM)
//
// PURPOSE: Processes messages for the main window.
//
// WM_COMMAND - process the application menu
// WM_PAINT - Paint the main window
// WM_DESTROY - post a quit message and return
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int wmId, wmEvent;
PAINTSTRUCT ps;
HDC hdc;
switch (message)
{
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// Parse the menu selections:
switch (wmId)
{
case IDM_ABOUT:
DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
break;
case IDM_EXIT:
DestroyWindow(hWnd);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
break;
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
// TODO: Add any drawing code here...
EndPaint(hWnd, &ps);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
case WM_CREATE:
{
CefWindowInfo info;
CefBrowserSettings settings;
RECT rect;
GetClientRect(hWnd, &rect);
info.SetAsChild(hWnd, rect);
CefBrowserHost::CreateBrowser(info, g_handler.get(),
"http://www.youtube.com/watch?v=d2ZNaLQD60Y", settings, NULL);
}
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
// 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;
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment