if (__argc > 1)
{
if (strstr(__argv[1], "/p"))  //预览小窗口
{
if (__argc == 3)
{
hwndFrameWnd = (HWND)atoi(__argv[2]);
GetClientRect(hwndFrameWnd, &rect);
wndClass.hbrBackground = (HBRUSH)GetStockObject(BLACK_BRUSH);  //预览窗口的黑色背景刚好协调
wndClass.lpfnWndProc = SmallWndProc;                          //为窗口类重新指定窗口函数
//----------------------------【注册一个窗口类】------------------------------
if (!RegisterClassEx(&wndClass))
return -1;
hwnd = CreateWindow(L"BeyondScrnSaver", NULL,
WS_CHILD | WS_VISIBLE,
rect.left, rect.top,
rect.right, rect.bottom,
hwndFrameWnd, NULL,
hInstance, NULL);
//----------------------------【播放《墨龙纪》视频】--------------------------
//打开墨龙纪视频
wchar_t open1[100];
swprintf_s(open1, L"open F:/天下叁CG/墨龙纪.avi type MPEGVideo Alias movie parent %u Style %u notify", hwnd, WS_CHILD);
mciSendString(open1, g_buf, sizeof(g_buf), NULL);
//设置窗口大小并播放
swprintf_s(open1, L"put movie window at 0 0 %d %d", rect.right - rect.left, rect.bottom - rect.top);
mciSendString(open1, g_buf, sizeof(g_buf), NULL);
mciSendString(L"play movie repeat", g_buf, sizeof(g_buf), NULL);
//------------------------------【消息循环过程】-------------------------------
MSG msg = { 0 };                           //定义并初始化msg
while (GetMessage(&msg, NULL, 0, 0))        //使用while循环，如果消息不是WM_QUIT消息，就继续循环
{
TranslateMessage(&msg);         //将虚拟键消息转换为字符消息
DispatchMessage(&msg);          //分发一个消息给窗口程序。
}
return 0;
}
}
else if (strchr(__argv[1], 'c')) //设置选项卡
{
MessageBox(NULL, L"This screen saver doesn't have configuration", L"Blank Screen Saver", MB_OK);
return 0;
}
}

//------------------------【全局函数声明】--------------------------
LRESULT CALLBACK SmallWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);       //预览窗口过程函数
//-----------------------------------【SmallWndProc( )函数】-------------------------------------------
// Desc：预览窗口过程函数,对预览窗口消息进行处理
//-----------------------------------------------------------------------------------------------------
LRESULT CALLBACK SmallWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)                        //switch语句开始
{
case WM_DESTROY:            //窗口销毁消息
PostQuitMessage(0);
break;
default:
return DefWindowProc(hwnd, message, wParam, lParam);        //调用缺省的窗口过程
}
return 0;           //正常退出
}

/*---------------------------------------------------------------------------------
【Cpp文件】:ScreenMain.cpp          Created by Beyond Ray,2014年4月
（描述）：使用天下叁CG《墨龙纪》制作成简单的屏保
-----------------------------------------------------------------------------------*/
//------------------------【头文件】--------------------------------
#include #include //使用swprintf_s函数所需的头文件
#include "resource.h"                         //资源文件（只用于图标）
//------------------------【全局变量】------------------------------
INT         g_nOrigin_X = -1, g_nOrigin_Y = -1;   //鼠标指针起始位置
TCHAR       g_buf[256];                         //接收《墨龙纪》返回信息的缓冲区
//------------------------【全局函数声明】--------------------------
LRESULT CALLBACK    WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);         //主窗口过程函数
LRESULT CALLBACK SmallWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);       //预览窗口过程函数
//-----------------------------------【WinMain( )函数】-----------------------------------------
//  Desc：Windows应用程序的主入口
//----------------------------------------------------------------------------------------------
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
{
HWND hwndFrameWnd = 0;
HWND hwnd = 0;
RECT rect;
//---------------------------【设计一个窗口类】------------------------------
WNDCLASSEX wndClass = { 0 };                   //用WINDCLASSEX定义一个窗口类,并初始化
wndClass.cbSize = sizeof(WNDCLASSEX);          //设置结构体的字节数大小
wndClass.style = CS_HREDRAW | CS_VREDRAW;      //设置窗口的样式
wndClass.lpfnWndProc = WndProc;                    //设置指向窗口过程函数的指针
wndClass.cbClsExtra = 0;                       //窗口类的附加内存，取0就可以了
wndClass.cbWndExtra = 0;                       //窗口的附加内存，依然取0就行了
wndClass.hInstance = hInstance;                    //指定包含窗口过程的程序的实例句柄。
wndClass.hIcon = (HICON)LoadIcon(hInstance, MAKEINTRESOURCE(IDI_ICON1));    //本地加载自定义ico图标
wndClass.hCursor = LoadCursor(NULL, IDC_ARROW); //指定窗口类的光标句柄。
wndClass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);  //指定一个白色画刷句柄
wndClass.lpszMenuName = NULL;                  //用一个以空终止的字符串，指定菜单资源的名字。
wndClass.lpszClassName = L"BeyondScrnSaver"; //用一个以空终止的字符串，指定窗口类的名字。
if (__argc > 1)
{
if (strstr(__argv[1], "/p"))  //预览小窗口
{
if (__argc == 3)
{
hwndFrameWnd = (HWND)atoi(__argv[2]);
GetClientRect(hwndFrameWnd, &rect);
wndClass.hbrBackground = (HBRUSH)GetStockObject(BLACK_BRUSH);  //预览窗口的黑色背景刚好协调
wndClass.lpfnWndProc = SmallWndProc;                          //为窗口类重新指定窗口函数
//----------------------------【注册一个窗口类】------------------------------
if (!RegisterClassEx(&wndClass))
return -1;
hwnd = CreateWindow(L"BeyondScrnSaver", NULL,
WS_CHILD | WS_VISIBLE,
rect.left, rect.top,
rect.right, rect.bottom,
hwndFrameWnd, NULL,
hInstance, NULL);
//----------------------------【播放《墨龙纪》视频】--------------------------
//打开墨龙纪视频
wchar_t open1[100];
swprintf_s(open1, L"open F:/天下叁CG/墨龙纪.avi type MPEGVideo Alias movie parent %u Style %u notify", hwnd, WS_CHILD);
mciSendString(open1, g_buf, sizeof(g_buf), NULL);
//设置窗口大小并播放
swprintf_s(open1, L"put movie window at 0 0 %d %d", rect.right - rect.left, rect.bottom - rect.top);
mciSendString(open1, g_buf, sizeof(g_buf), NULL);
mciSendString(L"play movie repeat", g_buf, sizeof(g_buf), NULL);
//------------------------------【消息循环过程】-------------------------------
MSG msg = { 0 };                           //定义并初始化msg
while (GetMessage(&msg, NULL, 0, 0))        //使用while循环，如果消息不是WM_QUIT消息，就继续循环
{
TranslateMessage(&msg);         //将虚拟键消息转换为字符消息
DispatchMessage(&msg);          //分发一个消息给窗口程序。
}
return 0;
}
}
else if (strchr(__argv[1], 'c')) //设置选项卡
{
MessageBox(NULL, L"This screen saver doesn't have configuration", L"Blank Screen Saver", MB_OK);
return 0;
}
}
//----------------------------【注册一个窗口类】------------------------------
if (!RegisterClassEx(&wndClass))
return -1;
//-----------------------------【创建一个窗口】-------------------------------
hwnd = CreateWindow(L"BeyondScrnSaver", NULL,                    //注意这里初始化HWND_DESKTOP,并且在最初大小为0，
WS_POPUP | WS_VISIBLE, CW_USEDEFAULT, CW_USEDEFAULT, 0, //以防止视频还没播放前看到白屏
0, HWND_DESKTOP, NULL, hInstance, NULL);
//播放《墨龙纪》视频(我将视频放在了 F:/天下叁CG/墨龙纪.avi路径当中，注意调整)
wchar_t open1[100];
swprintf_s(open1, L"open F:/天下叁CG/墨龙纪.avi type MPEGVideo Alias movie parent %u Style %u notify", hwnd, WS_CHILD);
mciSendString(open1, g_buf, sizeof(g_buf), NULL);
mciSendString(TEXT("play movie fullscreen repeat"), g_buf, sizeof(g_buf), NULL);
//视频播放出来了，可以把窗口显示出来了
MoveWindow(hwnd, 0, 0, GetSystemMetrics(SM_CXSCREEN), GetSystemMetrics(SM_CYSCREEN), true);
ShowWindow(hwnd, nShowCmd);             //调用ShowWindow函数来显示窗口
UpdateWindow(hwnd);                     //对窗口进行更新
//------------------------------【消息循环过程】-------------------------------
MSG msg = { 0 };                           //定义并初始化msg
while (GetMessage(&msg, NULL, 0, 0))        //使用while循环，如果消息不是WM_QUIT消息，就继续循环
{
TranslateMessage(&msg);         //将虚拟键消息转换为字符消息
DispatchMessage(&msg);          //分发一个消息给窗口程序。
if (msg.message == WM_MOUSEMOVE || WM_SYSKEYDOWN || WM_KEYDOWN ||
WM_LBUTTONDOWN || WM_RBUTTONDOWN || WM_MBUTTONDOWN) //由于系统默认将消息传递给窗口上层的视频，
{                                                       //而窗口接受不到消息，所以我们手动进行传送。
SendMessage(hwnd, msg.message, msg.wParam, msg.lParam);
}
}
//-------------------------------【将窗口类注销】-------------------------------
UnregisterClass(L"BeyondScrnSaver", wndClass.hInstance);  //程序准备结束，注销窗口类
return 0;
}
//-----------------------------------【WndProc( )函数】-------------------------------------------
// Desc：窗口过程函数WndProc,对窗口消息进行处理
//------------------------------------------------------------------------------------------------
LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)                        //switch语句开始
{
case WM_CREATE:
ShowCursor(false);
break;
case WM_LBUTTONDOWN:
case WM_MBUTTONDOWN:
case WM_RBUTTONDOWN:
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
MoveWindow(hwnd, 0, 0, 0, 0, true);     //关闭窗口速度比视频退出慢，先使其不可见，以防止看到白屏
PostQuitMessage(0);                     // 退出窗口程序
mciSendString(L"close movie", g_buf, sizeof(g_buf), NULL);    //关闭墨龙纪视频
break;
case WM_MOUSEMOVE:
{
int nNew_X = LOWORD(lParam);
int nNew_Y = HIWORD(lParam);
if (g_nOrigin_X == -1 && g_nOrigin_Y == -1)     //设置鼠标指针初始点坐标
{
g_nOrigin_X = nNew_X;
g_nOrigin_Y = nNew_Y;
}
else if (g_nOrigin_X != nNew_X  &&  g_nOrigin_Y != nNew_Y)    //判断鼠标移动检测
{
MoveWindow(hwnd, 0, 0, 0, 0, true);
mciSendString(L"close movie", g_buf, sizeof(g_buf), NULL);
PostQuitMessage(0);
}
}
break;
case WM_DESTROY:            //窗口销毁消息
PostQuitMessage(0);
break;
default:
return DefWindowProc(hwnd, message, wParam, lParam);        //调用缺省的窗口过程
}
return 0;           //正常退出
}
//-----------------------------------【SmallWndProc( )函数】-------------------------------------------
// Desc：预览窗口过程函数,对预览窗口消息进行处理
//-----------------------------------------------------------------------------------------------------
LRESULT CALLBACK SmallWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)                        //switch语句开始
{
case WM_DESTROY:            //窗口销毁消息
PostQuitMessage(0);
break;
default:
return DefWindowProc(hwnd, message, wParam, lParam);        //调用缺省的窗口过程
}
return 0;           //正常退出
}