dcwinapp.cpp

一个井字棋的游戏 可供人工智能初学者参考 简单的博弈

// DCWinApp.cpp: implementation of the DCWinApp class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "res.h"
#include "DCWinApp.h"
#include "DCFrameWnd.h"
//============================================================
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif
//====================================================================
//全局对象
DCWinApp g_App;//应用程序对象
//====================================================================
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

DCWinApp::DCWinApp()
{

}
//----------------------------------------------------------------------
DCWinApp::~DCWinApp()
{
delete m_pMainWnd;
}
//////////////////////////////////////////////////////////////////////
DCWinApp::InitInstance()
{       
	m_pMainWnd = new DCFrameWnd;
	m_pMainWnd->ShowWindow(m_nCmdShow);
	m_pMainWnd->UpdateWindow();
	return true;
}

int DCWinApp::Run()
{	
	if (m_pMainWnd == NULL && AfxOleGetUserCtrl())
	{
		// Not launched /Embedding or /Automation, but has no main window!
		TRACE0("Warning: m_pMainWnd is NULL in CWinApp::Run - quitting application.\n");
		AfxPostQuitMessage(0);
	}


	ASSERT_VALID(this);


	// for tracking the idle time state
	BOOL bIdle = TRUE;
	LONG lIdleCount = 0;

	// acquire and dispatch messages until a WM_QUIT message is received.
	for (;;)
	{
		// phase1: check to see if we can do idle work
		while (bIdle &&
			!::PeekMessage(&m_msgCur, NULL, NULL, NULL, PM_NOREMOVE))
		{
			// call OnIdle while in bIdle state
			if (!OnIdle(lIdleCount++))
				bIdle = FALSE; // assume "no idle" state
		}

		// phase2: pump messages while available
		do
		{
			// pump message, but quit on WM_QUIT
			if (!PumpMessage())
				return ExitInstance();

			// reset "no idle" state after pumping "normal" message
			if (IsIdleMessage(&m_msgCur))
			{
				bIdle = TRUE;
				lIdleCount = 0;
			}

		} while (::PeekMessage(&m_msgCur, NULL, NULL, NULL, PM_NOREMOVE));
	}

	ASSERT(FALSE);  // not reachable

}