亚洲欧美第一页_禁久久精品乱码_粉嫩av一区二区三区免费野_久草精品视频

? 歡迎來到蟲蟲下載站! | ?? 資源下載 ?? 資源專輯 ?? 關(guān)于我們
? 蟲蟲下載站

?? master104demodlgcpp.txt

?? 電力系統(tǒng)104規(guī)約源碼,C++實現(xiàn)
?? TXT
?? 第 1 頁 / 共 2 頁
字號:
#include "stdafx.h" 
#include "Master104_Demo.h" 
#include "Master104real.h" 
#include "Master104_DemoDlg.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CAboutDlg dialog used for App About 
 
class CAboutDlg : public CDialog 
{ 
public: 
	CAboutDlg(); 
 
// Dialog Data 
	//{{AFX_DATA(CAboutDlg) 
	enum { IDD = IDD_ABOUTBOX }; 
	//}}AFX_DATA 
 
	// ClassWizard generated virtual function overrides 
	//{{AFX_VIRTUAL(CAboutDlg) 
	protected: 
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support 
	//}}AFX_VIRTUAL 
 
// Implementation 
protected: 
	//{{AFX_MSG(CAboutDlg) 
	//}}AFX_MSG 
	DECLARE_MESSAGE_MAP() 
}; 
 
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) 
{ 
	//{{AFX_DATA_INIT(CAboutDlg) 
	//}}AFX_DATA_INIT 
} 
 
void CAboutDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CAboutDlg) 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) 
	//{{AFX_MSG_MAP(CAboutDlg) 
		// No message handlers 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CMaster104_DemoDlg dialog 
 
CMaster104_DemoDlg::CMaster104_DemoDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(CMaster104_DemoDlg::IDD, pParent) 
{ 
 
	//{{AFX_DATA_INIT(CMaster104_DemoDlg) 
	m_conn = FALSE; 
	m_start = FALSE; 
	//}}AFX_DATA_INIT 
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); 
} 
 
void CMaster104_DemoDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CMaster104_DemoDlg) 
	DDX_Control(pDX, IDC_IPADDRESS1, m_ip); 
	DDX_Control(pDX, IDC_LIST1, m_list); 
	DDX_Check(pDX, IDC_CHECKconn, m_conn); 
	DDX_Check(pDX, IDC_CHECKstarted, m_start); 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CMaster104_DemoDlg, CDialog) 
	//{{AFX_MSG_MAP(CMaster104_DemoDlg) 
	ON_WM_SYSCOMMAND() 
	ON_WM_PAINT() 
	ON_WM_QUERYDRAGICON() 
	ON_BN_CLICKED(IDC_BUTTONstart, OnBUTTONstart) 
	ON_BN_CLICKED(IDC_BUTTONstop, OnBUTTONstop) 
	ON_BN_CLICKED(IDC_BUTTONreqcall, OnBUTTONreqcall) 
	ON_BN_CLICKED(IDC_BUTTONreqcallgrp1, OnBUTTONreqcallgrp1) 
	ON_BN_CLICKED(IDC_BUTTONreadfunc, OnBUTTONreadfunc) 
	ON_BN_CLICKED(IDC_BUTTONcontrolselect, OnBUTTONcontrolselect) 
	ON_BN_CLICKED(IDC_BUTTONcontroloperate, OnBUTTONcontroloperate) 
	ON_BN_CLICKED(IDC_BUTTONcontroldeact, OnBUTTONcontroldeact) 
	ON_BN_CLICKED(IDC_BUTTONitfreeze, OnBUTTONitfreeze) 
	ON_BN_CLICKED(IDC_BUTTONitreqcall, OnBUTTONitreqcall) 
	ON_BN_CLICKED(IDC_BUTTONitreqcallgrp1, OnBUTTONitreqcallgrp1) 
	ON_BN_CLICKED(IDC_BUTTONresetproc, OnBUTTONresetproc) 
	ON_BN_CLICKED(IDC_BUTTONresetdata, OnBUTTONresetdata) 
	ON_BN_CLICKED(IDC_BUTTONtest, OnBUTTONtest) 
	ON_BN_CLICKED(IDC_BUTTONsetME_NA, OnBUTTONsetMENA) 
	ON_BN_CLICKED(IDC_BUTTONsetpMENA, OnBUTTONsetpMENA) 
	ON_BN_CLICKED(IDC_BUTTONsyncolock, OnBUTTONsyncolock) 
	ON_BN_CLICKED(IDC_BUTTONU_start, OnBUTTONUstart) 
	ON_BN_CLICKED(IDC_BUTTONU_stop, OnBUTTONUstop) 
	ON_BN_CLICKED(IDC_BUTTONconnect, OnBUTTONconnect) 
	ON_BN_CLICKED(IDC_BUTTONdisconn, OnBUTTONdisconn) 
	ON_WM_TIMER() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CMaster104_DemoDlg message handlers 
 
BOOL CMaster104_DemoDlg::OnInitDialog() 
{ 
	CDialog::OnInitDialog(); 
 
	// Add "About..." menu item to system menu. 
 
	// IDM_ABOUTBOX must be in the system command range. 
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); 
	ASSERT(IDM_ABOUTBOX < 0xF000); 
 
	CMenu* pSysMenu = GetSystemMenu(FALSE); 
	if (pSysMenu != NULL) 
	{ 
		CString strAboutMenu; 
		strAboutMenu.LoadString(IDS_ABOUTBOX); 
		if (!strAboutMenu.IsEmpty()) 
		{ 
			pSysMenu->AppendMenu(MF_SEPARATOR); 
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); 
		} 
	} 
 
	// Set the icon for this dialog.  The framework does this automatically 
	//  when the application's main window is not a dialog 
	SetIcon(m_hIcon, TRUE);			// Set big icon 
	SetIcon(m_hIcon, FALSE);		// Set small icon 
	 
	// TODO: Add extra initialization here 
 
	real=0; 
	m_ip.SetAddress(192,168,0,100); 
	UpdateData(0); 
 
	SetTimer(1,1000,NULL); 
	return TRUE;  // return TRUE  unless you set the focus to a control 
} 
 
void CMaster104_DemoDlg::OnSysCommand(UINT nID, LPARAM lParam) 
{ 
	if ((nID & 0xFFF0) == IDM_ABOUTBOX) 
	{ 
		CAboutDlg dlgAbout; 
		dlgAbout.DoModal(); 
	} 
	else 
	{ 
		CDialog::OnSysCommand(nID, lParam); 
	} 
} 
 
// If you add a minimize button to your dialog, you will need the code below 
//  to draw the icon.  For MFC applications using the document/view model, 
//  this is automatically done for you by the framework. 
 
void CMaster104_DemoDlg::OnPaint()  
{ 
	if (IsIconic()) 
	{ 
		CPaintDC dc(this); // device context for painting 
 
		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0); 
 
		// Center icon in client rectangle 
		int cxIcon = GetSystemMetrics(SM_CXICON); 
		int cyIcon = GetSystemMetrics(SM_CYICON); 
		CRect rect; 
		GetClientRect(&rect); 
		int x = (rect.Width() - cxIcon + 1) / 2; 
		int y = (rect.Height() - cyIcon + 1) / 2; 
 
		// Draw the icon 
		dc.DrawIcon(x, y, m_hIcon); 
	} 
	else 
	{ 
		CDialog::OnPaint(); 
	} 
} 
 
// The system calls this to obtain the cursor to display while the user drags 
//  the minimized window. 
HCURSOR CMaster104_DemoDlg::OnQueryDragIcon() 
{ 
	return (HCURSOR) m_hIcon; 
} 
 
void CMaster104_DemoDlg::OnBUTTONstart()  
{ 
	// TODO: Add your control notification handler code here 
	if(real) return; 
	 
	real=new CMaster104real() ; 
	real->dlg=this; 
	 
	BYTE fd0,fd1,fd2,fd3; 
	UpdateData(1); 
	m_ip.GetAddress(fd0,fd1,fd2,fd3); 
	sprintf(serverIP,"%d.%d.%d.%d",fd0,fd1,fd2,fd3); 
	real->Init_SockServerIP(serverIP); 
	real->Init_Linkpara(); 
	real->master_start(); 
} 
 
void CMaster104_DemoDlg::OnBUTTONstop()  
{ 
	// TODO: Add your control notification handler code here 
	if(real) 
	{ 
	real->master_close(); 
	delete real; 
	real=NULL; 
	} 
} 
void CMaster104_DemoDlg::SendMsg(BYTE *txbuf,int txlen)  
{ 
	real->Send_ASDU_Msg(txbuf,txlen); 
	CString ch, str; 
	str="Tx:"; 
	for(int i=0;i100) 
			m_list.DeleteString(0); 
	int count=m_list.GetCount(); 
	m_list.SetCurSel(count-1); 
} 
void CMaster104_DemoDlg::OnBUTTONreqcall()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={100,1,6,0,1,0,0,0,0,20};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf)); 
 
} 
 
void CMaster104_DemoDlg::OnBUTTONreqcallgrp1()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={100,1,6,0,1,0,0,0,0,21};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf)); 
	 
} 
 
void CMaster104_DemoDlg::OnBUTTONreadfunc()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={102,1,5,0,1,0,0x01,0x00,0x00};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	//BYTE buf[]={102,1,5,0,1,0,0x01,0x40,0x00};//讀遙測量 
	SendMsg(buf,sizeof(buf)); 
} 
 
void CMaster104_DemoDlg::OnBUTTONcontrolselect()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={45,1,6,0,1,0,0x01,0x60,0x00,0x81};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
} 
 
void CMaster104_DemoDlg::OnBUTTONcontroloperate()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={45,1,6,0,1,0,0x01,0x60,0x00,0x01};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
	 
} 
 
void CMaster104_DemoDlg::OnBUTTONcontroldeact()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={45,1,8,0,1,0,0x01,0x60,0x00,0x81};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
	 
} 
 
void CMaster104_DemoDlg::OnBUTTONitfreeze()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={101,1,6,0,1,0,0x00,0x00,0x00,0x45};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
 
} 
 
void CMaster104_DemoDlg::OnBUTTONitreqcall()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={101,1,6,0,1,0,0x00,0x00,0x00,0x05};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
	 
} 
 
void CMaster104_DemoDlg::OnBUTTONitreqcallgrp1()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={101,1,6,0,1,0,0x00,0x00,0x00,0x01};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
} 
 
void CMaster104_DemoDlg::OnBUTTONresetproc()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={105,1,6,0,1,0,0x00,0x00,0x00,0x01};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
} 
 
void CMaster104_DemoDlg::OnBUTTONresetdata()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={105,1,6,0,1,0,0x00,0x00,0x00,0x02};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
} 
 
void CMaster104_DemoDlg::OnBUTTONtest()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={104,1,6,0,1,0,0x00,0x00,0x00,0xaa,0x55};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
} 
 
void CMaster104_DemoDlg::OnBUTTONsetMENA()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={48,1,6,0,1,0,0x01,0x62,0x00,0x01,0x02,0x00};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
 
} 
 
void CMaster104_DemoDlg::OnBUTTONsetpMENA()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE buf[]={110,1,6,0,1,0,0x01,0x50,0x00,0x05,0x00,0x01};//Type,Informationbody num,COT,Source ADDR,ASDU addressLow,ASDU addressHigh 
	SendMsg(buf,sizeof(buf));	 
 
	 
} 
 
void CMaster104_DemoDlg::OnBUTTONsyncolock()  
{ 
	// TODO: Add your control notification handler code here 
	BYTE Txbuf[256]; 
	BYTE *buff=Txbuf; 
	BYTE *csbuff; 
	 
	*buff++=103;							//type 
	*buff++=1; 
	*buff++=6; 
	*buff++=1;				//address 
	*buff++=0; 
	*buff++=0; 
	SYSTEMTIME ctim; 
	GetLocalTime(&ctim); 
	 
	*((WORD*)buff)=ctim.wMilliseconds+ctim.wSecond*1000; 
	buff++; 
	buff++; 
	*buff++=ctim.wMinute; 
	*buff++=ctim.wHour; 
	*buff++=ctim.wDay;//(ctim.wDay&0x1f)|((ctim.wDayOfWeek<<5)&0xe0); 
	*buff++=ctim.wMonth; 
	*buff++=ctim.wYear-2000; 
	int Txlen=buff-Txbuf; 
	SendMsg(Txbuf,Txlen); 
} 
 
void CMaster104_DemoDlg::OnBUTTONUstart()  
{ 
	// TODO: Add your control notification handler code here 
	if(real) 
		real->Send_ASDU_Ucommand(CMD_USTART); 
} 
 
void CMaster104_DemoDlg::OnBUTTONUstop()  
{ 
	// TODO: Add your control notification handler code here 
	if(real) 
		real->Send_ASDU_Ucommand(CMD_USTOP); 
} 
 
void CMaster104_DemoDlg::OnBUTTONconnect()  
{ 
	// TODO: Add your control notification handler code here 
	if(real) 
		real->Send_ASDU_Ucommand(CMD_CONN); 
} 
 
void CMaster104_DemoDlg::OnBUTTONdisconn()  
{ 
	// TODO: Add your control notification handler code here 
	if(real) 
		real->Send_ASDU_Ucommand(CMD_DISCONN); 
} 
 
void CMaster104_DemoDlg::OnTimer(UINT nIDEvent)  
{ 
	// TODO: Add your message handler code here and/or call default 
	if(real) 
	{ 
		m_conn=real->GetSockConnectStatus(); 
		m_start=real->GetUstartStatus(); 
		UpdateData(0); 
	} 
	CDialog::OnTimer(nIDEvent); 
} 








 

?? 快捷鍵說明

復(fù)制代碼 Ctrl + C
搜索代碼 Ctrl + F
全屏模式 F11
切換主題 Ctrl + Shift + D
顯示快捷鍵 ?
增大字號 Ctrl + =
減小字號 Ctrl + -
亚洲欧美第一页_禁久久精品乱码_粉嫩av一区二区三区免费野_久草精品视频
69精品人人人人| 久久久久久久久久看片| 国产一区二区三区观看| 亚洲一区av在线| 国产精品久久三| 日韩三级免费观看| 91福利社在线观看| 岛国精品在线观看| 久久精品av麻豆的观看方式| 亚洲一区二区高清| ...av二区三区久久精品| 久久久久久久综合色一本| 7777精品伊人久久久大香线蕉的 | 麻豆精品新av中文字幕| 中文字幕亚洲在| 精品国产免费人成在线观看| 欧美日韩大陆一区二区| 91香蕉国产在线观看软件| 成人做爰69片免费看网站| 久久不见久久见免费视频1| 婷婷丁香久久五月婷婷| 一区二区三区四区精品在线视频 | 国产精品久线在线观看| 精品国产制服丝袜高跟| 91精品国产91久久久久久最新毛片| 色诱亚洲精品久久久久久| 成人av免费在线播放| 国产精品66部| 国产成人av一区二区三区在线 | 亚洲高清不卡在线观看| 亚洲免费视频中文字幕| 亚洲视频资源在线| 一区在线观看免费| 亚洲人一二三区| 国产精品家庭影院| 日韩码欧中文字| 亚洲女厕所小便bbb| 亚洲欧美乱综合| 亚洲激情中文1区| 亚洲亚洲人成综合网络| 亚洲一级片在线观看| 亚洲午夜在线电影| 五月天中文字幕一区二区| 日韩av一区二| 国产一区二区在线观看免费| 国产麻豆精品theporn| 成人开心网精品视频| 波多野结衣精品在线| 91蜜桃在线免费视频| 欧美色男人天堂| 欧美一区二区三区四区高清 | 欧美一级日韩一级| 欧美一区二区三区日韩视频| 日韩你懂的在线观看| 久久久久亚洲综合| 国产精品久久久久久久久快鸭| 亚洲欧美日韩中文字幕一区二区三区 | 亚洲精品老司机| 亚洲高清免费视频| 精品中文av资源站在线观看| 国产美女精品一区二区三区| 99久精品国产| 欧美精品久久一区| 欧美成人精品高清在线播放| 中文一区在线播放| 亚洲在线免费播放| 精品一区二区三区欧美| 成人高清免费观看| 欧美日韩视频在线第一区| 337p粉嫩大胆色噜噜噜噜亚洲| 国产精品三级av在线播放| 亚洲一区二区av在线| 麻豆国产欧美一区二区三区| 成人精品国产一区二区4080| 欧美日本在线一区| 国产亚洲一区二区三区| 亚洲免费av在线| 免费人成精品欧美精品 | 久草这里只有精品视频| 成人免费毛片a| 欧美日韩高清影院| 久久精品一二三| 亚洲电影一级黄| 国产成人av一区二区三区在线观看| 欧美在线看片a免费观看| 亚洲精品一区在线观看| 亚洲综合视频在线观看| 国产98色在线|日韩| 3751色影院一区二区三区| 国产日韩欧美不卡在线| 视频一区视频二区中文| www.色精品| 欧美videossexotv100| 亚洲免费观看高清在线观看| 国产一区二区视频在线播放| 欧美日韩国产a| 亚洲日本在线视频观看| 韩国一区二区在线观看| 欧美日韩久久一区二区| 中文字幕在线一区免费| 久久国产婷婷国产香蕉| 欧美性大战久久久久久久蜜臀| 中文欧美字幕免费| 久久er精品视频| 欧美系列在线观看| 亚洲欧美一区二区三区孕妇| 国产精品77777竹菊影视小说| 日韩天堂在线观看| 天天影视涩香欲综合网| 色94色欧美sute亚洲13| 国产精品婷婷午夜在线观看| 麻豆国产欧美日韩综合精品二区| 欧美日精品一区视频| 一区二区三区在线影院| 9i在线看片成人免费| 国产午夜精品久久久久久免费视| 久久精品国产一区二区| 欧美一区永久视频免费观看| 一区二区在线电影| 91一区二区三区在线观看| 国产精品久久久爽爽爽麻豆色哟哟| 国产一区91精品张津瑜| xnxx国产精品| 国模一区二区三区白浆| 26uuu另类欧美| 国产在线播精品第三| 日韩视频在线永久播放| 免费不卡在线观看| 日韩精品影音先锋| 久久99深爱久久99精品| 日韩欧美一区二区免费| 美腿丝袜亚洲一区| 精品国精品国产| 国产在线观看免费一区| 国产亚洲欧洲997久久综合| 国产又粗又猛又爽又黄91精品| 精品国产一区二区精华| 国产美女久久久久| 国产喷白浆一区二区三区| 成人国产在线观看| 亚洲免费观看高清| 欧美色爱综合网| 日本亚洲视频在线| 久久综合五月天婷婷伊人| 国产成人午夜99999| 国产精品私人影院| 色香蕉成人二区免费| 亚洲国产欧美日韩另类综合 | 欧美激情一区二区三区不卡 | 久久久91精品国产一区二区精品| 狠狠色狠狠色综合| 国产欧美一区二区精品久导航 | 99久久精品国产毛片| 亚洲毛片av在线| 欧美日韩精品一区二区三区四区 | 亚洲国产精品激情在线观看| 99re这里只有精品6| 亚洲一二三区视频在线观看| 91精品国产91久久综合桃花| 国产精品中文字幕日韩精品 | 久久免费偷拍视频| 99视频精品全部免费在线| 亚洲在线观看免费视频| 欧美xxxxxxxx| 成人免费看黄yyy456| 亚洲成av人在线观看| 国产调教视频一区| 91高清视频免费看| 激情都市一区二区| 亚洲欧洲日韩在线| 欧美伦理视频网站| 成人网在线播放| 亚洲国产精品嫩草影院| 久久久久久久电影| 欧美日韩中文字幕一区二区| 国产一区二区免费在线| 亚洲国产日韩一级| 日本一区二区成人在线| 欧美日韩一区三区四区| 高清av一区二区| 日韩国产在线一| 国产精品看片你懂得| 日韩精品一区在线观看| 一本一道综合狠狠老| 国产一区二区三区av电影| 亚洲成人午夜影院| 国产精品电影一区二区三区| 91麻豆精品国产无毒不卡在线观看 | 婷婷开心激情综合| 国产亲近乱来精品视频| 4438x成人网最大色成网站| 99久久777色| 国内成人自拍视频| 偷拍一区二区三区| 中文字幕一区二区三| 欧美成人精品高清在线播放| 欧美亚洲国产bt| 99久久精品免费看| 国产成人免费av在线| 麻豆精品视频在线观看免费|