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主题 |
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1. ScrollBar的使用 2. 3. 4. 5.
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属性 |
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HScrollBar VScrollBar 直接拖拽1其中任意空间到对话框上面是，你一拖拽滚动条，它立即回到原始位置 |
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代码:: |
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/* 在控件上面添加1个HScrollBar和1个Edit控件
*/ //初始化部分添加代码 // TODO: Add extra initialization
here
CScrollBar *pScroll=(CScrollBar*)GetDlgItem(IDC_SCROLLBAR1);
pScroll->SetScrollRange(0, 100);
pScroll->SetScrollPos(0);
SetDlgItemInt(IDC_EDIT1, 0);
//为对话杠添加1个OnHScroll消息，添加如下代码 void CProject01Dlg::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
{
// TODO: Add your message handler code here and/or
call default
int iPos=pScrollBar->GetScrollPos();
switch (nSBCode)
{
case SB_LINERIGHT:
iPos+=1;
break;
case SB_LINELEFT:
iPos-=1;
break;
case SB_PAGERIGHT:
iPos+=10;
break;
case SB_PAGELEFT:
iPos-=10;
break;
case SB_THUMBTRACK:
iPos=nPos;
break;
default:
break;
}
if (iPos<0) iPos=0;
if (iPos>100) iPos=100;
pScrollBar->SetScrollPos(iPos);
SetDlgItemInt(IDC_EDIT1, iPos);
CDialog::OnHScroll(nSBCode, nPos, pScrollBar);
} void CProject01Dlg::OnChangeEdit1()
{
// TODO: If this is a RICHEDIT control, the control
will not
// send this notification unless you override the
CDialog::OnInitDialog()
// function and call
CRichEditCtrl().SetEventMask()
// with the ENM_CHANGE flag ORed into the
mask.
CString STR;
GetDlgItemText(IDC_EDIT1, STR);
STR.TrimLeft();
STR.TrimRight();
INT iPos=0;
if (STR!="-"
&& STR!="")
{
if
(!UpdateData())
{
return;
}
iPos=m_nEdt1;
}
CScrollBar *pScroll=(CScrollBar*)GetDlgItem(IDC_SCROLLBAR1);
pScroll->SetScrollPos(iPos);
// TODO: Add your control notification handler code
here
}
效果图： |
C++ Code_ScrollBar,布布扣,bubuko.com
原文：http://www.cnblogs.com/xe2011/p/3885723.html
