Re: "operator=" overloading for CDialog
runcyclexcski@gmail.com wrote:
Hi all,
I am not a programmer, so I apologize in advance for my ignorance.
In my app (MFC 2003.NOT) I have a main dialog from which I create N
secondary MyDIalogs windows.
N is defined based on the result of a calculation that the app makes,
so the N MyDialog windows have to be allocated in memory and Create()d
on the fly. So when the calculation is done I allocate an array of N
CMyDIalog class instances using a 'new' operator and populate this
array using the opreator= assignment.
You should have an array of CDialog*, copying of pointers is predefined and
you can just store the pointer returned from the 'new' operator.
The problem is that I have to define the "operator=" myself in the
MyDialog class, and my simple brain can't grasp how to do that. Can
anyone help, please? Here is a snipped version of my 'code'
//MyDialog.h
class CMyDialog : public CDialog {
<snip>
operator=(CMyDialog &pointer);//OK
<snip>
};
//MyDialog.cpp
CMyDialog ::operator=( CMyDialog &pointer )
{
<???>return...//what do I put here???
}
//MainDialog.h
#include "MyDIalog.h"
CMyDialog * ManyMyDialogs;
//MainDIalog.cpp
ManyMyDialogs = new CMyDialog [N];
for (int i=0;i<N;i++) {
CMyDialog CurrentDIalog;
ManyMyDialogs[0] = CurrentDIalog;//generates a "operator=" not defined
error
}
<snip>
delete [] ManyMyDialogs;// when done
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