SLIDERT601

// 601Dlg.cpp : implementation file // /***************************************** 有关滑动控件的使用 作者：冰点工作室 小鹰 *****************************************/ #include "stdafx.h" #include "601.h" #include "601Dlg.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CMy601Dlg dialog CMy601Dlg::CMy601Dlg(CWnd* pParent /*=NULL*/) : CDialog(CMy601Dlg::IDD, pParent) { //{{AFX_DATA_INIT(CMy601Dlg) m_Int = 0; //}}AFX_DATA_INIT // Note that LoadIcon does not require a subsequent DestroyIcon in Win32 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CMy601Dlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CMy601Dlg) DDX_Control(pDX, IDC_SLIDER1, m_Slider); DDX_Text(pDX, IDC_EDIT1, m_Int); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CMy601Dlg, CDialog) //{{AFX_MSG_MAP(CMy601Dlg) ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_NOTIFY(NM_CUSTOMDRAW, IDC_SLIDER1, OnCustomdrawSlider1) //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CMy601Dlg message handlers BOOL CMy601Dlg::OnInitDialog() { CDialog::OnInitDialog(); // 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_Slider.SetRange(-100,100);//初始化可用范围为-100到100 m_Slider.SetTicFreq(10);//初始化刻度为每10个单位一个 return TRUE; // return TRUE unless you set the focus to a control } // 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 CMy601Dlg::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 CMy601Dlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } void CMy601Dlg::OnCustomdrawSlider1(NMHDR* pNMHDR, LRESULT* pResult) { // TODO: Add your control notification handler code here UpdateData(TRUE); m_Int=m_Slider.GetPos(); UpdateData(FALSE); *pResult = 0; }