comctldlg.cpp

这个是我们学校用的VC++教案

// ComctlDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ExmpComctl.h"
#include "ComctlDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CComctlDlg dialog


CComctlDlg::CComctlDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CComctlDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CComctlDlg)
	m_nLineWt = 0;
	m_nRadius = 0;
	//}}AFX_DATA_INIT
}


void CComctlDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CComctlDlg)
	DDX_Control(pDX, IDC_SPINLINEWT, m_Spin);
	DDX_Control(pDX, IDC_SLIDERRADIUS, m_Slider);
	DDX_Text(pDX, IDC_EDITLINEWT, m_nLineWt);
	DDV_MinMaxUInt(pDX, m_nLineWt, 0, 10);
	DDX_Slider(pDX, IDC_SLIDERRADIUS, m_nRadius);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CComctlDlg, CDialog)
	//{{AFX_MSG_MAP(CComctlDlg)
	ON_WM_HSCROLL()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CComctlDlg message handlers

BOOL CComctlDlg::OnInitDialog()   // 初始化对话框时调用
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	//m_Spin.SetBuddy(GetDlgItem(IDC_EDITLINEWT));   // 动态设置关联控件时调用该函数
	m_Spin.SetRange(0, 10);   // 设置旋转按钮的最小值和最大值
	m_Spin.SetPos(1);      // 设置旋转按钮的当前位置
	m_Slider.SetRange(1, 200);    // 设置滑块的最小、最大值范围1~200
	m_Slider.SetTicFreq(10);      // 设置滑块刻度标尺，每10个单位一个标记
	m_Slider.SetPos(50);    // 设置滑块的当前位置
	m_Slider.SetSelection(50,150);     // 设置滑块正常值的范围50~150
	SetDlgItemText(IDC_STATICRADIUS,"半径：50");    // 设置静态文本控件的显示内容
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CComctlDlg::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{
	// TODO: Add your message handler code here and/or call default
	if(pScrollBar->GetDlgCtrlID()==IDC_SLIDERRADIUS)   // 判断滚动消息WM_HSCROLL是否由滑块发出
		m_nRadius=m_Slider.GetPos();     // 也可通过调用函数UpdateData()获取滑块当前位置值
	CString  strRadius;
	strRadius.Format("半径：%d",m_nRadius);
	SetDlgItemText(IDC_STATICRADIUS,strRadius);    // 设置静态文本控件的显示文本

	CDialog::OnHScroll(nSBCode, nPos, pScrollBar);
}