~rightlr.~cpp

实时监控

 // RightLR.cpp : implementation file
//

#include "stdafx.h"
#include "..\dvrmanager.h"
#include "RightLR.h"
#include "../utils/common.h"
#include "../video/video_channel.h"
#include "../utils/update_data.h"
#include "rightlogin.h"
#include "reg.h"
#include "../utils/custom_msgs.h"

LPCTSTR rvLRDrive = _T("LRDrive");

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CRightLR dialog
CRightLR* CRightLR::self = NULL;
CRightLR* CRightLR::the_one() {return self;}

CRightLR::CRightLR(CWnd* pParent /*=NULL*/)
	: baseclass(CRightLR::IDD, pParent), vc(NULL)
{
	//{{AFX_DATA_INIT(CRightLR)
	m_drive = 0;
	m_rec = FALSE;
	m_ctrl = _T("");
	m_str_chnl_info = _T("");
	//}}AFX_DATA_INIT
	self = this;
}

CRightLR::~CRightLR()
{

}

void CRightLR::DoDataExchange(CDataExchange* pDX)
{
	vc = video_channel::current_sel();

	if( !pDX->m_bSaveAndValidate )
	{
		TCHAR drive = CRightLogin::the_one()->SendMessage(WM_GET_LOCAL_REC, vc->index());
		m_rec = IS_RECORDING(drive);
		if( m_rec )
		{
			for( int i=0; i<m_cbdrives.GetCount(); i++ )
			{
				int idx = m_cbdrives.GetItemData(i);
				if( idx + _T('A') == drive )
					m_drive = i;
			}
		}
	}

	baseclass::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CRightLR)
	DDX_Control(pDX, ID_7, m_7);
	DDX_Control(pDX, IDLB_CHNL_INFO, m_chnl_info);
	DDX_Control(pDX, ID_2, m_4);
	DDX_Control(pDX, ID_S, m_s);
	DDX_Control(pDX, IDCK_REC, m_ck_rec);
	DDX_Control(pDX, ID_6, m_6);
	DDX_Control(pDX, ID_3, m_3);
	DDX_Control(pDX, IDLB_CONTROL, m_2);
	DDX_Control(pDX, ID_TITLE, m_title);
	DDX_Control(pDX, ID_1, m_1);
	DDX_Control(pDX, IDCB_DRIVES, m_cbdrives);
	DDX_Control(pDX, ID_DRIVE_INFO, m_di);
	DDX_CBIndex(pDX, IDCB_DRIVES, m_drive);
	DDX_Check(pDX, IDCK_REC, m_rec);
	DDX_Text(pDX, IDLB_CONTROL, m_ctrl);
	DDX_Text(pDX, IDLB_CHNL_INFO, m_str_chnl_info);
	//}}AFX_DATA_MAP

	if( !IsWindow(m_ck_rec) )
		return;
	
	bool b = true;
	if( !vc )
		b = false;
	else
		b = vc->is_video_opened();

	m_ck_rec.EnableWindow(b);

	m_cbdrives.EnableWindow(!m_rec && b);
}

BEGIN_MESSAGE_MAP(CRightLR, baseclass)
	//{{AFX_MSG_MAP(CRightLR)
	ON_CBN_SELCHANGE(IDCB_DRIVES, OnSelchangeDrives)
	ON_BN_CLICKED(IDCK_REC, OnRec)
	//}}AFX_MSG_MAP
	ON_MESSAGE(WM_UPDATE_DATA, on_update_data)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRightLR message handlers
void CRightLR::get_drivers()
{
	DWORD ld = GetLogicalDrives();
	if( !ld )
		return;

	m_cbdrives.ResetContent();
	CString str;
	for( int i=2; i<32; i++ )
	{
		DWORD pow2 = 1<<i;
		if( ld & pow2 )
		{
			str.Format(_T("%c:"), i+_T('A'));
			if( GetDriveType(str) != DRIVE_FIXED )
				continue;

			int idx = m_cbdrives.AddString(str);
			m_cbdrives.SetItemData(idx, i);
		}
	}
}

BOOL CRightLR::OnInitDialog() 
{
	baseclass::OnInitDialog();

	get_drivers();

	init_label(m_1);
	init_label(m_2);
	init_label(m_3);
	init_label(m_4);
	init_label(m_7);
	init_label(m_chnl_info);
	init_title(m_title);

	m_drive = read_dword(rkSettings, rvLRDrive);
	UpdateData(FALSE);
	OnSelchangeDrives();

	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

static void add_backslash(CString& str)
{
	if( str.Right(1) != _T("\\") )
		str+= _T("\\");
}

void CRightLR::OnSelchangeDrives() 
{
	UpdateData();
	CString str;
	m_cbdrives.GetWindowText(str);
	if( str.IsEmpty() )
		return;
	m_di.SetDriveLetter(str);

	write_dword(rkSettings, rvLRDrive, m_drive);

	add_backslash(str);
}

void CRightLR::OnRec() 
{
	vc = video_channel::current_sel();
	if( !vc )
		return;
	if( !vc->is_video_opened() )
		return;

	UpdateData();
	int idx = m_cbdrives.GetCurSel();
	if( idx == -1 )
		return;
	idx = m_cbdrives.GetItemData(idx);

	WPARAM w = m_rec;
	w |= (idx + _T('A'))<<16;
	CRightLogin::the_one()->PostMessage(WM_LOCAL_REC, w, (LPARAM)vc);
}

LRESULT CRightLR::on_update_data(WPARAM w, LPARAM l)
{
	vc = (video_channel*)l;
	m_chnl_info.SetText(m_str_chnl_info);
	m_2.SetText(m_ctrl);

	UpdateData(w);
	return 0;
}

void CRightLR::on_join()
{
	UpdateData();
}