www.pudn.com > WBDrawDemo.rar > WBDrawDemoDlg.cpp

// WBDrawDemoDlg.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "WBDrawDemo.h" 
#include "WBDrawDemoDlg.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CAboutDlg dialog used for App About 
	 
HANDLE			m_hWndHandle1; 
HINSTANCE		m_hMediaDll1 ; 
MEDIAINTERFACE	m_hMediaProc1; 
WBInterface    *m_hMediaInterfaceProc1; 
 
 
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() 
 
///////////////////////////////////////////////////////////////////////////// 
// CWBDrawDemoDlg dialog 
 
CWBDrawDemoDlg::CWBDrawDemoDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(CWBDrawDemoDlg::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(CWBDrawDemoDlg) 
		// NOTE: the ClassWizard will add member initialization here 
	//}}AFX_DATA_INIT 
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); 
} 
 
void CWBDrawDemoDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CWBDrawDemoDlg) 
		// NOTE: the ClassWizard will add DDX and DDV calls here 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CWBDrawDemoDlg, CDialog) 
	//{{AFX_MSG_MAP(CWBDrawDemoDlg) 
	ON_WM_SYSCOMMAND() 
	ON_WM_PAINT() 
	ON_WM_QUERYDRAGICON() 
	ON_BN_CLICKED(IDC_RESIZE, OnResize) 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CWBDrawDemoDlg message handlers 
 
BOOL CWBDrawDemoDlg::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 
	 
	m_hMediaDll = ::LoadLibrary( "WBDraw.dll" ) ; 
 
	if( !m_hMediaDll ){ 
		AfxMessageBox( "Load dll failed !" ) ; 
		TRACE( "%d\r\n" , GetLastError( ) ) ; 
		return false ; 
	} 
	m_hMediaProc = (MEDIAINTERFACE)::GetProcAddress( m_hMediaDll , "GetWBInterface" ) ; 
	if( !m_hMediaProc ) 
	{ 
		m_hMediaProc = NULL; 
		AfxMessageBox("load function error !" ) ; 
		return false ; 
	} 
 
	m_hMediaInterfaceProc = m_hMediaProc(); 
	m_hMediaInterfaceProc->RegisterCallBackObject(this); 
	CWnd *m_pCWnd=AfxGetMainWnd(); 
	m_hWndHandle=m_hMediaInterfaceProc->InitWB(m_pCWnd,CRect(0,0,300,200)); 
 
 
	m_hMediaDll1 = ::LoadLibrary( "WBDraw.dll" ) ; 
 
	if( !m_hMediaDll1 ){ 
		AfxMessageBox( "Load dll failed !" ) ; 
		TRACE( "%d\r\n" , GetLastError( ) ) ; 
		return false ; 
	} 
	m_hMediaProc1 = (MEDIAINTERFACE)::GetProcAddress( m_hMediaDll1 , "GetWBInterface" ) ; 
	if( !m_hMediaProc1 ) 
	{ 
		m_hMediaProc1 = NULL; 
		AfxMessageBox("load function error !" ) ; 
		return false ; 
	} 
 
	m_hMediaInterfaceProc1 = m_hMediaProc1(); 
	m_hMediaInterfaceProc1->RegisterCallBackObject(this); 
	CWnd *m_pCWnd1=AfxGetMainWnd(); 
	m_hWndHandle1=m_hMediaInterfaceProc1->InitWB(m_pCWnd1,CRect(350,0,750,200)); 
	 
	return TRUE;  // return TRUE  unless you set the focus to a control 
} 
 
void CWBDrawDemoDlg::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 CWBDrawDemoDlg::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 CWBDrawDemoDlg::OnQueryDragIcon() 
{ 
	return (HCURSOR) m_hIcon; 
} 
 
BOOL CWBDrawDemoDlg::DestroyWindow()  
{ 
	if(m_hWndHandle){ 
		m_hMediaInterfaceProc->CloseWB(m_hWndHandle); 
	} 
 
	if(m_hWndHandle1){ 
		m_hMediaInterfaceProc->CloseWB(m_hWndHandle1); 
	} 
 
	::FreeLibrary(m_hMediaDll); 
	::FreeLibrary(m_hMediaDll1); 
	return CDialog::DestroyWindow(); 
} 
 
BOOL CWBDrawDemoDlg::OnCommand(WPARAM wParam, LPARAM lParam)  
{	 
	return CDialog::OnCommand(wParam, lParam); 
} 
 
 
VOID CWBDrawDemoDlg::callbackSendMsg( unsigned char * temp, int buflen ) 
{ 
	m_hMediaInterfaceProc->DrawMsg(m_hWndHandle,(long)temp,buflen); 
} 
 
void CWBDrawDemoDlg::OnResize()  
{ 
	m_hMediaInterfaceProc->ReSize(m_hWndHandle,CRect(0,0,100,100)); 
}