onfileopen.txt

这是机械工业张德丰《MATLAB与外部程序接口编程》随书源码

void CdipApp::OnFileOpen()
{
	static int nIndex=1;
	CFileDialog FileDlg(TRUE,NULL,NULL,OFN_HIDEREADONLY,szFilter);
	FileDlg.m_ofn.nFilterIndex=(DWORD)nIndex;
	if(FileDlg.DoMode()==IDOK)
	{
		CString PathName=FileDlg.GetPathName();
		PathName.MakeUpper();
		OpenDocumentFile(PathName);
		nIndex=(int)FileDlg.m_ofn.nFilterIndex;
	}
}