C / C++ / MFC

struct CMyClass_Data
{
    CMyClass_Data()
    {
       memset(this, 0, sizeof(*this)); // Safe as no virtuals.
    }
 
    // Put members here...
};

class CMyClass : private CMyClass_Data
{
public:
    // Stuff goes here...
 
    virtual VFun1() { /* ... */ }
    virtual VFun2() { /* ... */ }
    // etc...
 
    // Stuff goes here...
}

struct MyData {
...
};
MyData data = { 0 };

Stephen Hewitt wrote:

exceptions to every rule

"The largest fire starts but with the smallest spark." - David Crow

"Judge not by the eye but by the heart." - Native American Proverb

zouchao1112 wrote:

...why my CMyDialog::OnKeyDown() can not accept a key strike since I have called SetFocus() in CMyDialog::OnInitialDialog()?

"The largest fire starts but with the smallest spark." - David Crow

"Judge not by the eye but by the heart." - Native American Proverb

TestForm *tForm=new TestForm ();
tForm->Show ();
this->Hide();

HBRUSH CMyPropertySheet::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) 
{
   HBRUSH hbr = CPropertySheet::OnCtlColor(pDC, pWnd, nCtlColor);
   if(CTLCOLOR_DLG == nCtlColor)
   {
      CBrush brush(RGB(0,0,255));
      hbr = brush;
      brush.Detach();
   }
   return hbr;
}

zhangbaodi wrote:

If I check it using char pointer
to access szDataItem,just like
p+5,It works well.

"The largest fire starts but with the smallest spark." - David Crow

"Judge not by the eye but by the heart." - Native American Proverb