C / C++ / MFC

akirilov wrote:

in B.Paint to invoke A.Paint and then some other code

void B::Paint()
{
   A::Paint();
   // Do some B specific stuff.
}

class A{
  virtual void Paint() {...}
}

class B: public A{
  virtual void Paint() 
  {
    A::Paint();
    ...
  }
}

class B: public A{
  virtual void Paint() 
  {
    __super::Paint();
    ...
  }
}

akirilov wrote:

I tried with A.Paint(), but it didn't work.

akirilov wrote:

I'm going to use __super, thus It will not depend of the base class name.

ruthlesspker wrote:

hi guys..i have a program that require me to input user input by textbox and output it to a label...but my superviosr wants me to do it on silabs...this means i have to use serial comm to link it...i know the serial comm coding..now i need to know how to output the user input to the label..i try printf(""); and "label1->text= " but it doesnt work..any helps?

ruthlesspker wrote:

hi guys..i have a program that require me to input user input by textbox and output it to a label...but my superviosr wants me to do it on silabs...

Iain Clarke wrote:

NM_CLICK gives you the same information on a left click - but it would be a bit unusual for a left click to bring up a menu.

Stuart Dootson wrote:

It certainly wouldn't be the most unusual thing ever seen on this forum...

void CTreeControlDlg::OnClickTree1(NMHDR* pNMHDR, LRESULT* pResult) 
{
    TRACE("OnClickTree1!\n");
 
    CPoint   pt;   
    GetCursorPos(&pt);   
    m_treeCtrl.ScreenToClient(&pt);   
    
    HTREEITEM   hItem   =   m_treeCtrl.HitTest(pt);
//     HTREEITEM hItem = m_treeCtrl.GetSelectedItem();
    if ( (hItem != NULL) && m_treeCtrl.ItemHasChildren(hItem))
    {    
        static BOOL bExpand = FALSE; // problem: when change to another COLLAPSE item, it will 
                                     // still do the Expand(hItem, TVE_COLLAPSE) code, but not
                                     // do the Expand(hItem, TVE_EXPAND) code.how can i change the
                                     // code? thank u!
        if (bExpand)
        {
            m_treeCtrl.Expand(hItem, TVE_COLLAPSE);
            bExpand = FALSE;
        }
        else
        {
            m_treeCtrl.Expand(hItem, TVE_EXPAND);        
            bExpand = TRUE;
        }
    }

	*pResult = 0;
}