voidCDestView::OnXScroll(UINTnSBCode,UINTnPos,CScrollBar*pScrollBar)
{
 /*intnScrollCode=nSBCode;
//intnPos=(shortint)HIWORD(wParam);
 var+=2;
SCROLLINFO
 si1={sizeof(SCROLLINFO),
 SIF_PAGE|SIF_POS|SIF_RANGE|SIF_TRACKPOS,0,0,0,var,
 var};
//::GetScrollInfo(CDestView::GetSafeHwnd(),SB_HORZ, si);
 si=si1;
GetScrollInfo(SB_HORZ, si);
 
 //得到视图的位置
 //::GetScrollInfo(((CDestView*)GetActiveView())- GetSafeHwnd(),SB_HORZ, si);
 //::GetScrollInfo(((CCScorllDemoTestOneView*)GetActiveView())- GetSafeHwnd(),SB_HORZ, si);
 
intnNewPos=si.nPos;
switch(nScrollCode)
{
//IncludecodethatchecksforothervaluesofnScrollCode.
//...
 caseSB_THUMBPOSITION:
 nNewPos=nPos+si.nMin;//Addingsi.nMinistheworkaround.
 break;
}
si.fMask=SIF_POS;
si.nPos=nNewPos;
SetScrollInfo(SB_HORZ, si,TRUE);*/

 //设置视图的位置
 //::SetScrollInfo(((CDestView*)GetActiveView())- GetSafeHwnd(),SB_HORZ, si,TRUE);
 //::SetScrollInfo(((CCScorllDemoTestOneView*)GetActiveView())- GetSafeHwnd(),SB_HORZ, si,TRUE);
 
 
 //ScrollWindow(si.nPos,0);
 //Invalidate();
//((CDestView*)GetActiveView())- OnXScroll(nSBCode,si.nPos,pScrollBar);
 
 
 //好使的
 /*
 intpos,min,max,thumbwidth;
 
 SCROLLINFOvinfo={sizeof(SCROLLINFO),
 SIF_PAGE|SIF_POS|SIF_RANGE|SIF_TRACKPOS,0,0,0,0,
 0};
 GetScrollInfo(SB_HORZ, vinfo);
 
 pos=vinfo.nPos;
 min=vinfo.nMin;
 max=vinfo.nMax;
 thumbwidth=vinfo.nPage;
 
 switch(nSBCode)
 {
 caseSB_THUMBTRACK://拖动滚动块
 ScrollWindow(-(nPos-pos),0);
 SetScrollPos(SB_HORZ,nPos);
 break;
 caseSB_LINELEFT://单击左箭头
 if(pos!=0)
 {
 ScrollWindow(1,0);
 SetScrollPos(SB_HORZ,pos-1);
 }
 break;
 caseSB_LINERIGHT://单击右箭头
 if(pos+thumbwidth =max)
 {
 SetScrollPos(SB_HORZ,pos+1);
 ScrollWindow(-1,0); 
 }
 break;
 caseSB_PAGELEFT://在滚动块的左方空白滚动区域单击
 if(pos =thumbwidth)
 {
 ScrollWindow(thumbwidth,0);
 SetScrollPos(SB_HORZ,pos-thumbwidth);
 }
 else
 {
 ScrollWindow(pos,0);
 SetScrollPos(SB_HORZ,0);
 }
 break;
 caseSB_PAGERIGHT://在滚动块的右方空白滚动区域单击
 if(pos+thumbwidth =max-thumbwidth)
 {
 ScrollWindow(-thumbwidth,0);
 SetScrollPos(SB_HORZ,pos+thumbwidth);
 }
 else
 {
 ScrollWindow(-(max-(pos+thumbwidth)),0);
 SetScrollPos(SB_HORZ,max-thumbwidth);
 }
 break;
 }
 */
// CDestView::ScrollToDevicePosition(CPoint(10,10));也是滚动条随着窗口一起滚动
//CDestView::OnHScroll(nSBCode,nPos,this- GetScrollBarCtrl(SB_HORZ));
pScrollBar=this- GetScrollBarCtrl(SB_HORZ);
this- OnHScroll(nSBCode,nPos,pScrollBar);
 //(this- GetActiveView())- (nSBCode,nPos,pScrollBar);用GetActiveView()应该不对
}