CPropertyPage::OnWizardBack

当用户单击向导时,的后退按钮此成员函数由框架调用。

virtual LRESULT OnWizardBack();

返回值

自动高级0到下一页;–防止页1的更改。 除了下一个外,跳转到页,则返回要显示的对话框的标识符。

备注

重写该成员函数指定用户必须执行的某些操作,当回按钮时。

有关如何创建向导类型的属性表的更多信息,请参见 CPropertySheet::SetWizardMode

示例

// The Back button is selected from the propertysheet.  Get the selected 
// radio button of the page by looping through all buttons on the 
// pages.  m_radioColor is a member variable of 
// CColorPage (a CPropertyPage-derived class).  Its initial value 
// is initialized in OnInitDialog().
LRESULT CColorPage::OnWizardBack() 
{
   for (int id = IDC_RADIOBLACK; id <= IDC_RADIOGREEN; id++) 
   {
      CButton* button = (CButton*) GetDlgItem(id);
      if (button->GetCheck() == 1)
      {
         m_radioColor = id - IDC_RADIOBLACK;
         break;
      }
   }

   return CPropertyPage::OnWizardBack();
}

要求

Header: afxdlgs.h

请参见

参考

CPropertyPage选件类

层次结构图

CPropertySheet::SetWizardMode