easyusbdlg.cpp

可二次开发的可以编译通过的VC++6.0源代码

// EasyUSBDlg.cpp : implementation file
//

#include "stdafx.h"
#include "EasyUSB.h"
#include "EasyUSBDlg.h"
#include "EasyUSB_DLL.h"

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

#define EVT_CHECK_KEY 0x100
/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CEasyUSBDlg dialog

CEasyUSBDlg::CEasyUSBDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CEasyUSBDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CEasyUSBDlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32	
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CEasyUSBDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CEasyUSBDlg)
	DDX_Control(pDX, IDC_STATIC_PIC4, m_ctrlPic4);
	DDX_Control(pDX, IDC_STATIC_PIC3, m_ctrlPic3);
	DDX_Control(pDX, IDC_STATIC_PIC2, m_ctrlPic2);
	DDX_Control(pDX, IDC_STATIC_PIC1, m_ctrlPic1);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CEasyUSBDlg, CDialog)
	ON_MESSAGE(WM_EASYUSB_INT,OnEasyUSB_ExtInt)
	ON_MESSAGE(WM_EASYUSB_DEVICE_DETECT,OnEasyUSB_DeviceDetect)
	//{{AFX_MSG_MAP(CEasyUSBDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_TEST, OnButtonTest)
	ON_WM_DESTROY()
	ON_WM_TIMER()
	ON_BN_CLICKED(IDC_CHECK1, OnCheck1)
	ON_BN_CLICKED(IDC_CHECK2, OnCheck2)
	ON_BN_CLICKED(IDC_CHECK3, OnCheck3)
	ON_BN_CLICKED(IDC_CHECK4, OnCheck4)
	ON_BN_CLICKED(IDC_CHECK5, OnCheck5)
	ON_BN_CLICKED(IDC_CHECK6, OnCheck6)
	ON_BN_CLICKED(IDC_CHECK7, OnCheck7)
	ON_BN_CLICKED(IDC_CHECK8, OnCheck8)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////

/////////////////////////////////////////////////////////////////////////////
//初始化
/////////////////////////////////////////////////////////////////////////////
BOOL CEasyUSBDlg::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

	LED_Status=0xff;
	//将按键图标附加到 变量上
	m_hIconPic_On=AfxGetApp()->LoadIcon(IDI_ICON_ON);
	m_hIconPic_Off=AfxGetApp()->LoadIcon(IDI_ICON_OFF);
	//显示按键图标
	m_ctrlPic1.SetIcon(m_hIconPic_Off);
	m_ctrlPic2.SetIcon(m_hIconPic_Off);
	m_ctrlPic3.SetIcon(m_hIconPic_Off);
	m_ctrlPic4.SetIcon(m_hIconPic_Off);

	//获取当前窗口
	hwnd=GetSafeHwnd();//GetWindowText(m_strTitle);	
	
	//打开设备
	if( EasyUSB_OpenDevice(hwnd)== INVALID_HANDLE_VALUE)//Invalid
	{
		m_strTitle=_T("EasyUSB - 设备未插入");
		m_bDevice=false;
		SetWindowText(m_strTitle);
	}
	else
	{
		m_strTitle=_T("EasyUSB - 设备已插入");
		m_bDevice=true;
		SetWindowText(m_strTitle);
	}

	//打开设备插拔监视
	EasyUSB_Set_DetectInsert();


	//设置定时中断，用来检查按键是否按下
	SetTimer(EVT_CHECK_KEY,100,NULL);

	return TRUE;  // return TRUE  unless you set the focus to a control
}
void CEasyUSBDlg::OnDestroy() 
{

	//取消设备插拔监视
	EasyUSB_Cancel_DetectInsert();
	//关闭设备
	EasyUSB_CloseDevice();

	CDialog::OnDestroy();
}

void CEasyUSBDlg::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 CEasyUSBDlg::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 CEasyUSBDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}


void CEasyUSBDlg::OnButtonTest() 
{	
	m_ctrlPic1.SetIcon(m_hIconPic_On);
}

/*
Radio的用法：
((CButton *)GetDlgItem(IDC_RADIO1))->SetCheck(TRUE);//选上
((CButton *)GetDlgItem(IDC_RADIO1))->SetCheck(FALSE);//不选上
((CButton *)GetDlgItem(IDC_RADIO1))->GetCheck();返回1表示选上，0表示没选上
*/
//////////////////////////////////////////////////////////
const BYTE MASK_BIT_ON[8]={0x01,0x02,0x04,0x08,  0x10,0x20,0x40,0x80};
//////////////////////////////////////////////////
//改变LED状态.
//动作：改变LED_Status中的某一个位。
//		改变该位对应的引脚电平。
//////////////////////////////////////////////////
void CEasyUSBDlg::ChangeLED(int LedNo)
{
	int index=LedNo-1;

	BYTE mask_off=MASK_BIT_ON[index]^0xff;

	//改变LEDs标志变量
	if(  (LED_Status & MASK_BIT_ON[index]) ==0 )//原来为Off
		LED_Status |= MASK_BIT_ON[index] ;//点击后为On
	else
		LED_Status &= mask_off;//点击后为Off

	//改变该位对应的引脚电平。
	EasyUSB_Set8LED(LED_Status);
	
	
}

///////////////////////////////////////////////////////
//点亮或熄灭某个LED灯
///////////////////////////////////////////////////////
void CEasyUSBDlg::OnCheck1() 
{
	ChangeLED(1);	
}
void CEasyUSBDlg::OnCheck2() 
{
	ChangeLED(2);	
}
void CEasyUSBDlg::OnCheck3() 
{
	ChangeLED(3);	
}
void CEasyUSBDlg::OnCheck4() 
{
	ChangeLED(4);	
}
void CEasyUSBDlg::OnCheck5() 
{
	ChangeLED(5);	
}
void CEasyUSBDlg::OnCheck6() 
{
	ChangeLED(6);	
}
void CEasyUSBDlg::OnCheck7() 
{
	ChangeLED(7);	
}
void CEasyUSBDlg::OnCheck8() 
{
	ChangeLED(8);	
}



///////////////////////////////////////////////////////////////////
//中断消息处理
///////////////////////////////////////////////////////////////////
LRESULT CEasyUSBDlg::OnEasyUSB_ExtInt(WPARAM wParam,LPARAM lParam)
{
	AfxMessageBox("EasyUSB的外部中断(上升沿)来了！");
	return 0;
}
///////////////////////////////////////////////////////////////////
//设备插拔消息处理
///////////////////////////////////////////////////////////////////
LRESULT CEasyUSBDlg::OnEasyUSB_DeviceDetect(WPARAM wParam,LPARAM lParam)
{	
	ULONG iEventStatus=wParam;  //插拔事件

	//处理设备插入事件：
	if(iEventStatus==EasyUSB_DEVICE_ARRIVAL)
	{ 		
		if( EasyUSB_OpenDevice(hwnd)!= INVALID_HANDLE_VALUE)
		{
			m_strTitle=_T("EasyUSB - 设备已插入");
			m_bDevice=true;
			SetWindowText(m_strTitle);
		}
				
	}
	//处理设备拔出事件：
	else if(iEventStatus==EasyUSB_DEVICE_REMOVE)
	{ 				
		EasyUSB_CloseDevice();		

		m_strTitle=_T("EasyUSB - 设备已拔出");
		m_bDevice=false;
		SetWindowText(m_strTitle);
	}

	return 0;
}
///////////////////////////////////////////////////////////////////
//定时中断，用来检查按键是否按下
///////////////////////////////////////////////////////////////////
void CEasyUSBDlg::OnTimer(UINT nIDEvent) 
{
	BYTE key;
	//如果设备没有插上，则不做按键检测和显示
	if(m_bDevice==false) return;

	if(nIDEvent==EVT_CHECK_KEY)
	{
		key=EasyUSB_GetInput();

		if(key&MASK_BIT_ON[0])
			m_ctrlPic1.SetIcon(m_hIconPic_Off);
		else m_ctrlPic1.SetIcon(m_hIconPic_On);

		if(key&MASK_BIT_ON[1])
			m_ctrlPic2.SetIcon(m_hIconPic_Off);
		else m_ctrlPic2.SetIcon(m_hIconPic_On);

		if(key&MASK_BIT_ON[2])
			m_ctrlPic3.SetIcon(m_hIconPic_Off);
		else m_ctrlPic3.SetIcon(m_hIconPic_On);

		if(key&MASK_BIT_ON[3])
			m_ctrlPic4.SetIcon(m_hIconPic_Off);
		else m_ctrlPic4.SetIcon(m_hIconPic_On);

	}
	
	CDialog::OnTimer(nIDEvent);
}