c++动态建立一个窗口

c++ 动态建立一个窗口如果开发者对于本文件有需要的可以参考。
#include
#include "ScrollBarBaseHeader.h"

//--------------------------------------------------------------------------------------
// Global Variables
//--------------------------------------------------------------------------------------
HINSTANCE g_hInst = NULL;
HWND g_hWnd = NULL;
const int BarNum = 3;

//--------------------------------------------------------------------------------------
// Forward declarations
//--------------------------------------------------------------------------------------
HRESULT InitWindow( HINSTANCE hInstance, int nCmdShow );
LRESULT CALLBACK WndProc( HWND, UINT, WPARAM, LPARAM );


//--------------------------------------------------------------------------------------
// Entry point to the program. Initializes everything and goes into a message processing
// loop. Idle time is used to render the scene.
//--------------------------------------------------------------------------------------
int WINAPI wWinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nCmdShow )
{
UNREFERENCED_PARAMETER( hPrevInstance );
UNREFERENCED_PARAMETER( lpCmdLine );

if( FAILED( InitWindow( hInstance, nCmdShow ) ) )
return 0;

// Main message loop
MSG msg = {0};
while( GetMessage( &msg, NULL, 0, 0 ) )
{
TranslateMessage( &msg );
DispatchMessage( &msg );
}

return ( int )msg.wParam;
}