[9756] in The GTK GIMP ToolKit mailing list archive
[gtk-list] gtkmm signal/connect bug? insert_connection() in user class necessary?
daemon@ATHENA.MIT.EDU (Christof Petig)
Mon Nov 2 10:49:02 1998
Date: Mon, 02 Nov 1998 17:47:46 +0100
From: Christof Petig <christof.petig@wtal.de>
To: Gtk-List <gtk-list@redhat.com>
Resent-From: gtk-list@redhat.com
Reply-To: gtk-list@redhat.com
This is a multi-part message in MIME format.
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Hi,
while compiling a really simple program with gtkmm signals (current CVS
and older versions checked) I ran into the strange requirement to have
insert_connection in each class connecting to signals.
This can't be right!
What and where's wrong?
Christof
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/*
g++ -g -Wall -DBE_CAREFUL -DDEBUG -I. -I/usr/development/lib/Gtk--/include -I/usr/X11R6/include -I/usr/development/lib/glib/include -I/usr/development/include -c sigtest.cc -o sigtest.o
/usr/development/include/gtk--sigcpp.h: In function `class Connection connect_to_method<y, y, long int>(class Signal1<long int> &, class y *, void (y::*)(long int))':
sigtest.cc:13: instantiated from here
/usr/development/include/gtk--sigcpp.h:481: no matching function for call to `y::insert_connection (Connection_impl *&)'
make: *** [sigtest.o] Error 1
*/
#include <gtk--sigcpp.h>
class x
{public:
Signal1<long> test;
};
class y
{ x x_inst;
public:
void function(long y);
y()
{ connect_to_method(x_inst.test,this,&function);
}
};
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