subject_38017.htm

一些关于vc的问答

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序号：38017 发表者：苦闷 发表日期：2003-04-30 09:41:09
<br>主题：急。高分
<br>内容：怎么样使静态控件的字体，闪烁。
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回复者：苦闷 回复日期：2003-04-30 11:44:33
<br>内容：static int i=0;<BR>BOOL CTestDlg::OnInitDialog()<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;SetTimer(1,1000,NULL);<BR>&nbsp;&nbsp;&nbsp;&nbsp;return TRUE;&nbsp;&nbsp;// return TRUE&nbsp;&nbsp;unless you set the focus to a control<BR>}<BR><BR>void CTestDlg::OnTimer(UINT nIDEvent) <BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;CWnd *pWnd=GetDlgItem(IDC_1);<BR>&nbsp;&nbsp;&nbsp;&nbsp;CDC *pDC=GetDC(); <BR>&nbsp;&nbsp;&nbsp;&nbsp;i++;<BR>&nbsp;&nbsp;&nbsp;&nbsp;OnCtlColor(pDC,pWnd,CTLCOLOR_STATIC); <BR>&nbsp;&nbsp;&nbsp;&nbsp;if(i==10)<BR>&nbsp;&nbsp;&nbsp;&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;KillTimer(1);<BR>&nbsp;&nbsp;&nbsp;&nbsp;i=0;<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp;&nbsp;CDialog::OnTimer(nIDEvent);<BR>}<BR>HBRUSH CTestDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) <BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);<BR>&nbsp;&nbsp;&nbsp;&nbsp;if(i%2==0)<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pDC-&gt;SetTextColor(RGB(255, 0, 0));<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;else<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pDC-&gt;SetTextColor(RGB(255, 255, 0));<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return hbr;<BR>}<BR>怎么该为了这样，我想静态控件中的字体颜色每1秒种变化一次，怎么没有啊。
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回复者：neilgan 回复日期：2003-04-30 12:41:23
<br>内容：You should call InvalidateRect in OnTimer and SetTextColor in OnCtlColor<BR>
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<font color=red>答案被接受</font><br>回复者：林建华 回复日期：2003-04-30 19:27:18
<br>内容：OnCtlColor(pDC,pWnd,CTLCOLOR_STATIC); <BR>&nbsp;&nbsp;&nbsp;&nbsp;改成Invalidate()
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