lcdpaneldlg.cpp

通过PC端控制液晶显示器

// LCDPANELDlg.cpp : implementation file
//

#include "stdafx.h"
#include "LCDPANEL.h"
#include "LCDPANELDlg.h"
#include "Global.h"


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

#define	WM_SHOWTASK (WM_USER+1)
/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CLCDPANELDlg dialog

CLCDPANELDlg::CLCDPANELDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CLCDPANELDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CLCDPANELDlg)
		// 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 CLCDPANELDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CLCDPANELDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	DDX_Control(pDX, IDC_MSCOMM1, m_ctrlComm);
	DDX_Control(pDX, IDC_SLIDER_CONTROL, m_sld1);
    DDX_Control(pDX, IDC_PROGRESS_DISPLAY, m_progMac1);
	DDX_Control(pDX, IDC_COMBO_SELECT, m_clrcmboSel);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CLCDPANELDlg, CDialog)
	//{{AFX_MSG_MAP(CLCDPANELDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_MESSAGE(WM_SHOWTASK,onShowTask)
	ON_WM_HSCROLL()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLCDPANELDlg message handlers

BOOL CLCDPANELDlg::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
	m_progMac1.SetRange(0, 100);
	//m_progMac1.SetStep(1);
	m_progMac1.SetPos(50);
    m_sld1.SetRange(0, 100);
	m_sld1.SetPos(50);
	m_sld1.SetSelection(25, 75);
	m_progMac1.SetColor(RGB(255, 0, 0));
	m_progMac1.ShowPercent(1);

	m_clrcmboSel.SetTextColor(RGB(255,0,0));
	m_clrcmboSel.SetBckGndColor(RGB(255,255,255));
	m_clrcmboSel.AddString("亮度");
    

	m_clrcmboSel.SetTextColor(RGB(0,255,0));
	m_clrcmboSel.SetBckGndColor(RGB(255,255,255));
	m_clrcmboSel.AddString("对比度");

	m_clrcmboSel.SetTextColor(RGB(0,0,255));

	m_clrcmboSel.SetBckGndColor(RGB(255,255,255));
	
	m_clrcmboSel.AddString("关闭");
    
	m_clrcmboSel.SetCurSel(0);

	OutBuf[0]='A';

	// TODO: Add extra initialization here
	if(m_ctrlComm.GetPortOpen())
		m_ctrlComm.SetPortOpen(FALSE);

	m_ctrlComm.SetCommPort(1);   //选择com1
	if( !m_ctrlComm.GetPortOpen())
		m_ctrlComm.SetPortOpen(TRUE);//打开串口
	else
		AfxMessageBox("cannot open serial port");

	m_ctrlComm.SetSettings("9600,n,8,1"); //波特率9600，无校验，8个数据位，1个停止位
	m_ctrlComm.SetRThreshold(1); 
	//参数1表示每当串口接收缓冲区中有多于或等于1个字符时将引发一个接收数据的OnComm事件
	m_ctrlComm.SetInputLen(0);  //设置当前接收区数据长度为0
	m_ctrlComm.GetInput();//先预读缓冲区以清除残留数据

	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CLCDPANELDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else if(nID == SC_MINIMIZE)
	{
		ShowWindow(SW_HIDE);
			// 初始化系统托盘图标
	    nid.cbSize=(DWORD)sizeof(NOTIFYICONDATA);
	    nid.hWnd=this->m_hWnd;
	    nid.uID=IDR_MAINFRAME;
	    nid.uFlags=NIF_ICON|NIF_MESSAGE|NIF_TIP ;
	    nid.uCallbackMessage=WM_SHOWTASK;//自定义的消息名称
	    nid.hIcon=LoadIcon(AfxGetInstanceHandle(),MAKEINTRESOURCE(IDR_MAINFRAME));
	    strcpy(nid.szTip,"WATCH DOG");//信息提示条为“计划任务提醒”
	    Shell_NotifyIcon(NIM_ADD,&nid);//在托盘区添加图标
	}
	else if(nID == SC_CLOSE)
	{
	
		OnClose();
	
	}
	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 CLCDPANELDlg::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 CLCDPANELDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}


LRESULT CLCDPANELDlg::onShowTask(WPARAM wParam,LPARAM lParam)//wParam接收的是图标的ID，而lParam接收的是鼠标的行为
{
	//if(wParam!=IDR_MAINFRAME)
	//	return 1;

	switch(lParam)
	{
	case WM_RBUTTONUP://右键起来时弹出快捷菜单，这里只有一个“关闭”
		{

			LPPOINT lpoint=new tagPOINT;
			::GetCursorPos(lpoint);//得到鼠标位置
/*			CMenu menu;
			menu.CreatePopupMenu();//声明一个弹出式菜单
			//增加菜单项“关闭”，点击则发送消息WM_DESTROY给主窗口（已
			//隐藏），将程序结束。
			menu.AppendMenu(MF_STRING,WM_DESTROY,"关闭"); 
			//确定弹出式菜单的位置
			menu.TrackPopupMenu(TPM_LEFTALIGN,lpoint->x,lpoint->y,this);
			//资源回收
			HMENU hmenu=menu.Detach();
			menu.DestroyMenu();
*/
			CMenu menu;
			VERIFY(menu.LoadMenu(IDR_MENU_POP));
			CMenu* pPopup = menu.GetSubMenu(0);
			ASSERT(pPopup != NULL);
			CWnd* pWndPopupOwner = this;
			while (pWndPopupOwner->GetStyle() & WS_CHILD)
				pWndPopupOwner = pWndPopupOwner->GetParent();
			pPopup->TrackPopupMenu(TPM_LEFTALIGN
				| TPM_RIGHTBUTTON, lpoint->x, 
				lpoint->y, pWndPopupOwner);
			delete lpoint;
		}
		break;
	case WM_LBUTTONDBLCLK://双击左键的处理
		{
			this->ShowWindow(SW_SHOW);//简单的显示主窗口完事儿
			ShowWindow(SW_SHOWDEFAULT);
		}
		break;
	}
	return 0;
}

void CLCDPANELDlg::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{
	CString percent;
	CSliderCtrl *pSlider = (CSliderCtrl *)pScrollBar;
	int nID = pSlider->GetDlgCtrlID();

	switch (nID)
	{
	case IDC_SLIDER_CONTROL:
		m_progMac1.SetPos(m_sld1.GetPos());
		OutBuf[1]=m_progMac1.GetPos();
		
		OutBuf[2]=OutBuf[0];
		//percent.Format("%c%c%c",OutBuf[0],OutBuf[1],OutBuf[2]);
		percent.Format("%s",OutBuf);
		m_ctrlComm.SetOutput(COleVariant(percent));//发送数据
		
		break;
	}
	
	CDialog::OnHScroll(nSBCode, nPos, pScrollBar);

}




BEGIN_EVENTSINK_MAP(CLCDPANELDlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CLCDPANELDlg)
	ON_EVENT(CLCDPANELDlg, IDC_MSCOMM1, 1 /* OnComm */, OnComm, VTS_NONE)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()

void CLCDPANELDlg::OnComm() 
{
	// TODO: Add your control notification handler code here
	// TODO: Add your control notification handler code here
	VARIANT variant_inp;
	COleSafeArray safearray_inp;
	LONG len,k;
   
	if(m_ctrlComm.GetCommEvent()==2)     //事件值为2表示接收缓冲区内有字符
	{
		variant_inp=m_ctrlComm.GetInput();   //读缓冲区
		safearray_inp=variant_inp;           //VARIANT型变量转换为ColeSafeArray型变量
		len=safearray_inp.GetOneDimSize(); //得到有效数据长度
		if(len==3)
		{
		 OutBuf[0]=0;
		 OutBuf[1]=0;
		 OutBuf[2]=0;
		
		 for(k=0;k<len;k++)
			safearray_inp.GetElement(&k,OutBuf+k);//转换为BYTE型数组
		 BYTE checksum;

		 checksum=OutBuf[0];
		 
		 if(checksum==OutBuf[2])
		 {
			
			 m_progMac1.SetPos(abs(OutBuf[1]));
		     m_sld1.SetPos(abs(OutBuf[1]));
         }

		}
	}
	
}