集合类的设计与实现(MFC)(4)

}

}

CDialog::OnPaint();

// The system calls this to obtain the cursor to display while the user drags // the minimized window.

HCURSOR CJIHEDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon;

}

int CJIHEDlg::panduanCF() { UpdateData(1); m_3.Empty(); CString m,n; for (int i=0;i<=m_1.GetLength()/2;i++)

{

AfxExtractSubString(m, (LPCTSTR)m_1, i, ' '); for (int j=i+1;j<=m_1.GetLength()/2;j++) { AfxExtractSubString(n, (LPCTSTR)m_1, j, ' ');

if(m==n)

{AfxMessageBox(\

重

复

} }

for ( i=0;i<=m_2.GetLength()/2;i++) {

AfxExtractSubString(m, (LPCTSTR)m_2, i, ' ');

for (int j=i+1;j<=m_2.GetLength()/2;j++) - 13 -

输

入

！

\

}

{

{AfxMessageBox(\

重

复

输

入

！

AfxExtractSubString(n, (LPCTSTR)m_2, j, ' ');

if(m==n)

\

} }

return 0;

5求相应集合的运算代码 void CJIHEDlg::Onjiao() {

UpdateData(1);

CString tem,dem;

if(m_1==\&& m_2==\交集为空,请输入元素\else {if(m_1==\空集\ else

for (int i=0;i<=m_1.GetLength()/2;i++) {

for (int j=0;j<=m_2.GetLength()/2;j++) {

AfxExtractSubString(dem, (LPCTSTR)m_2, j, ' ');

if(tem==dem) {

if(m_3.GetLength()==0)

m_3=tem;

m_3=\

m_3.Empty();

if(panduanCF()) return;

AfxExtractSubString(tem, (LPCTSTR)m_1, i, ' ');

- 14 -

}

} }

} }

else m_3=m_3+\

if(m_3==\空集\

UpdateData(0);

void CJIHEDlg::Onbing() {

UpdateData(1); m_3.Empty(); UpdateData(0);

if(m_1==\&& m_2==\并集为空,请输入元素\return ;}

if(panduanCF()) return;

if(m_1==\ m_3=m_1; CString tem; CString dem;

{

int flag=0;//没有一样的

for (int j=0;j

AfxExtractSubString(dem, (LPCTSTR)m_1, j, ' '); for (int i=0;i

AfxExtractSubString(tem, (LPCTSTR)m_2, i, ' ');

- 15 -

}

}

if(tem==dem) {flag=1;break;} }

if(flag==0) m_3=m_3+\

UpdateData(0);

void CJIHEDlg::Onbu() {

UpdateData(1); m_3.Empty(); UpdateData(0);

if(m_1==\差集为空，请输入元素\

if(panduanCF()) return;

if(m_2==\ {m_3=m_1;UpdateData(0);return;} if(m_1==\ {m_3=\空集\

CString tem; CString dem;

for (int i=0;i<=m_1.GetLength();i++) {

int pd=1;

for (int j=0;j<=m_2.GetLength();j++)

- 16 -

}

}

{

AfxExtractSubString(dem, (LPCTSTR)m_2, j, ' ');

if(tem==dem) {pd=0;break;} }

if (pd==1) m_3=m_3+tem+\

AfxExtractSubString(tem, (LPCTSTR)m_1, i, ' ');

UpdateData(0);

void CJIHEDlg::Oncha() {

UpdateData(1); m_3.Empty(); UpdateData(0);

if(m_1==\差集为空，请输入元素\

if(panduanCF()) return;

if(m_1==\ {m_3=m_2;UpdateData(0);return;} if(m_2==\ {m_3=\空集\

CString tem; CString dem;

for (int i=0;i<=m_2.GetLength();i++) {

int pd=1;

for (int j=0;j<=m_1.GetLength();j++) {

AfxExtractSubString(tem, (LPCTSTR)m_2, i, ' ');

- 17 -

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