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List:       kde-devel
Subject:    Re: casting an 'int' to a class
From:       Nicolas Goutte <nicog () snafu ! de>
Date:       2002-01-22 20:09:22
[Download RAW message or body]

How about:

  class A
  {
    public:
     A(int i) {a=i;}
     int x();
     inline operator int(void) const {return a;}
    private:
     int a;
  };

  int foo()
  {
    A b(0);
    return b.x();
  }

Have a nice day/evening/night!

On Tuesday 22 January 2002 01:54, Ellis Whitehead wrote:
> Would the following cast from an int to a struct cause problems on any
> systems?
>
> struct A {
> 	int a;
> 	int x();
> };
>
> int foo() {
> 	int b = 0;
> 	return ((A*)(&b))->x();
> }
>
> I have a couple classes related to kdelibs/kdecore/kkey* that contain only
> a single 'int' of data.  I would like to keep them private and put 'int's
> in the containing class definition.
>
> Thanks,
> Ellis
>
> >> Visit http://mail.kde.org/mailman/listinfo/kde-devel#unsub to
> >> unsubscribe <<
 
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