救救小弟! 我给对话框选中了Horizontal scroll和Vertical scroll之后怎么样实现拖动他们让窗口跟着滚动啊?使他们能实现和文档中一样的功能,就是我点上下滚动条的时候窗口的内容也能够翻页,小弟是个新手,能说的具体一点吗,能副上代码最好了,谢谢! 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 需要处理OnVScroll()OnHScroll()两个消息void CSystemdlg::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) { // TODO: Add your message handler code here and/or call default SCROLLINFO scrollinfo; GetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL); switch (nSBCode) { case SB_BOTTOM: ScrollWindow(0,(scrollinfo.nPos-scrollinfo.nMax)*10); scrollinfo.nPos = scrollinfo.nMax; SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL); break; case SB_TOP: ScrollWindow(0,(scrollinfo.nPos-scrollinfo.nMin)*10); scrollinfo.nPos = scrollinfo.nMin; SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL); break; case SB_LINEUP: scrollinfo.nPos -= 1; if (scrollinfo.nPos<scrollinfo.nMin) { scrollinfo.nPos = scrollinfo.nMin; break; } SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL); ScrollWindow(0,10); break; case SB_LINEDOWN: scrollinfo.nPos += 1; if (scrollinfo.nPos>scrollinfo.nMax) { scrollinfo.nPos = scrollinfo.nMax; break; } SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL); ScrollWindow(0,-10); break; case SB_PAGEUP: scrollinfo.nPos -= 5; if (scrollinfo.nPos<scrollinfo.nMin) { scrollinfo.nPos = scrollinfo.nMin; break; } SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL); ScrollWindow(0,10*5); break; case SB_PAGEDOWN: scrollinfo.nPos += 5; if (scrollinfo.nPos>scrollinfo.nMax) { scrollinfo.nPos = scrollinfo.nMax; break; } SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL); ScrollWindow(0,-10*5); break; case SB_ENDSCROLL:// MessageBox("SB_ENDSCROLL"); break; case SB_THUMBPOSITION:// ScrollWindow(0,(scrollinfo.nPos-nPos)*10);// scrollinfo.nPos = nPos;// SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL); break; case SB_THUMBTRACK: ScrollWindow(0,(scrollinfo.nPos-nPos)*10); scrollinfo.nPos = nPos; SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL); break; } CDialog::OnVScroll(nSBCode, nPos, pScrollBar);}void CSystemdlg::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) { // TODO: Add your message handler code here and/or call default SCROLLINFO scrollinfo; GetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL); switch (nSBCode) { case SB_LEFT: ScrollWindow((scrollinfo.nPos-scrollinfo.nMin)*10,0); scrollinfo.nPos = scrollinfo.nMin; SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL); break; case SB_RIGHT: ScrollWindow((scrollinfo.nPos-scrollinfo.nMax)*10,0); scrollinfo.nPos = scrollinfo.nMax; SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL); break; case SB_LINELEFT: scrollinfo.nPos -= 1; if (scrollinfo.nPos<scrollinfo.nMin) { scrollinfo.nPos = scrollinfo.nMin; break; } SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL); ScrollWindow(10,0); break; case SB_LINERIGHT: scrollinfo.nPos += 1; if (scrollinfo.nPos>scrollinfo.nMax) { scrollinfo.nPos = scrollinfo.nMax; break; } SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL); ScrollWindow(-10,0); break; case SB_PAGELEFT: scrollinfo.nPos -= 5; if (scrollinfo.nPos<scrollinfo.nMin) { scrollinfo.nPos = scrollinfo.nMin; break; } SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL); ScrollWindow(10*5,0); break; case SB_PAGERIGHT: scrollinfo.nPos += 5; if (scrollinfo.nPos>scrollinfo.nMax) { scrollinfo.nPos = scrollinfo.nMax; break; } SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL); ScrollWindow(-10*5,0); break; case SB_THUMBPOSITION: break; case SB_THUMBTRACK: ScrollWindow((scrollinfo.nPos-nPos)*10,0); scrollinfo.nPos = nPos; SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL); break; case SB_ENDSCROLL: break; } CDialog::OnHScroll(nSBCode, nPos, pScrollBar);} 函数中的BSTR**类型参数如何处理 怎么样用VC产生白噪声 关于VC操作txt文本问题~! Hi 开发喜欢沟通的参加群 交流一下, 高手多多指导,新手奋发努力 双缓冲绘图问题 怎样结束程序的执行?? 哪里有Iphlpapi.h下载或源文件 谢谢 怎样在一个编辑框里加入滚动条??? 向高手求助:怎么样操作动态CEDIT的回车? 如何响应鼠标事件 MFC中的线程问题!! 救救我,给100分
{
// TODO: Add your message handler code here and/or call default SCROLLINFO scrollinfo;
GetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL);
switch (nSBCode)
{
case SB_BOTTOM:
ScrollWindow(0,(scrollinfo.nPos-scrollinfo.nMax)*10);
scrollinfo.nPos = scrollinfo.nMax;
SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL);
break;
case SB_TOP:
ScrollWindow(0,(scrollinfo.nPos-scrollinfo.nMin)*10);
scrollinfo.nPos = scrollinfo.nMin;
SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL);
break;
case SB_LINEUP:
scrollinfo.nPos -= 1;
if (scrollinfo.nPos<scrollinfo.nMin)
{
scrollinfo.nPos = scrollinfo.nMin;
break;
}
SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL);
ScrollWindow(0,10);
break;
case SB_LINEDOWN:
scrollinfo.nPos += 1;
if (scrollinfo.nPos>scrollinfo.nMax)
{
scrollinfo.nPos = scrollinfo.nMax;
break;
}
SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL);
ScrollWindow(0,-10);
break;
case SB_PAGEUP:
scrollinfo.nPos -= 5;
if (scrollinfo.nPos<scrollinfo.nMin)
{
scrollinfo.nPos = scrollinfo.nMin;
break;
}
SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL);
ScrollWindow(0,10*5);
break;
case SB_PAGEDOWN:
scrollinfo.nPos += 5;
if (scrollinfo.nPos>scrollinfo.nMax)
{
scrollinfo.nPos = scrollinfo.nMax;
break;
}
SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL);
ScrollWindow(0,-10*5);
break;
case SB_ENDSCROLL:
// MessageBox("SB_ENDSCROLL");
break;
case SB_THUMBPOSITION:
// ScrollWindow(0,(scrollinfo.nPos-nPos)*10);
// scrollinfo.nPos = nPos;
// SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL);
break;
case SB_THUMBTRACK:
ScrollWindow(0,(scrollinfo.nPos-nPos)*10);
scrollinfo.nPos = nPos;
SetScrollInfo(SB_VERT,&scrollinfo,SIF_ALL);
break;
}
CDialog::OnVScroll(nSBCode, nPos, pScrollBar);
}void CSystemdlg::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
{
// TODO: Add your message handler code here and/or call default SCROLLINFO scrollinfo;
GetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL);
switch (nSBCode)
{
case SB_LEFT:
ScrollWindow((scrollinfo.nPos-scrollinfo.nMin)*10,0);
scrollinfo.nPos = scrollinfo.nMin;
SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL);
break;
case SB_RIGHT:
ScrollWindow((scrollinfo.nPos-scrollinfo.nMax)*10,0);
scrollinfo.nPos = scrollinfo.nMax;
SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL);
break;
case SB_LINELEFT:
scrollinfo.nPos -= 1;
if (scrollinfo.nPos<scrollinfo.nMin)
{
scrollinfo.nPos = scrollinfo.nMin;
break;
}
SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL);
ScrollWindow(10,0);
break;
case SB_LINERIGHT:
scrollinfo.nPos += 1;
if (scrollinfo.nPos>scrollinfo.nMax)
{
scrollinfo.nPos = scrollinfo.nMax;
break;
}
SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL);
ScrollWindow(-10,0);
break;
case SB_PAGELEFT:
scrollinfo.nPos -= 5;
if (scrollinfo.nPos<scrollinfo.nMin)
{
scrollinfo.nPos = scrollinfo.nMin;
break;
}
SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL);
ScrollWindow(10*5,0);
break;
case SB_PAGERIGHT:
scrollinfo.nPos += 5;
if (scrollinfo.nPos>scrollinfo.nMax)
{
scrollinfo.nPos = scrollinfo.nMax;
break;
}
SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL);
ScrollWindow(-10*5,0);
break;
case SB_THUMBPOSITION:
break;
case SB_THUMBTRACK:
ScrollWindow((scrollinfo.nPos-nPos)*10,0);
scrollinfo.nPos = nPos;
SetScrollInfo(SB_HORZ,&scrollinfo,SIF_ALL);
break;
case SB_ENDSCROLL:
break;
} CDialog::OnHScroll(nSBCode, nPos, pScrollBar);
}