Re: [Vala] Class finalizer



I tried the syntax too. The same issue.

But it's OK with class construct/destruct.
class MyClass : Object
{
static string message = null;

class construct
{
message = "Bla";
 }

class ~MyClass()
{
message = null;
 }
}

Derek Dai


On Fri, Mar 9, 2012 at 5:39 AM, <vala-list-request gnome org> wrote:

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Today's Topics:

  1. Is there a Linux distribution in which vtg (vala tools for
     gedit) works out-of the box ? (Serge Hulne)
  2. calling the parent constructor. (Rodrigo Herefeld)
  3. Re: calling the parent constructor. (Andrew Higginson)
  4. vala + policykit (D.H. Bahr)
  5. Re: calling the parent constructor. (Luca Bruno)
  6. Re: DBus server-side codegen (Jens Georg)
  7. Re: DBus server-side codegen (Eric Gregory)
  8. Re: Class finalizer (Jacques-Pascal Deplaix)


----------------------------------------------------------------------

Message: 1
Date: Thu, 8 Mar 2012 14:15:57 +0100
From: Serge Hulne <serge hulne gmail com>
To: vala-list <vala-list gnome org>
Subject: [Vala] Is there a Linux distribution in which vtg (vala tools
       for gedit) works out-of the box ?
Message-ID:
       <CA+eGGBD6+zf-jJBaFc+iZDXvrm=21ntEqt01Scb7fy61XV_GHQ mail gmail com

Content-Type: text/plain; charset="iso-8859-1"

Is there a Linux distribution in which vtg (vala tools for gedit) works
out-of the box  ?

In other words, is there a version of Linux which provides Vala, vtg as
ready-to install packages ?

I am asking this question because, if on one hand quite easy to install
Vala from source under Linux, on the other hand it often seems problematic
to get a matching set of versions of Gnome, Gedit, Gedit plugins (aimed at
Vala development, such as Valencia, vtg, etc ...) in order to build a
coherent Vala envelopment environment.


Alternatively: Does anybody know which Linux disto is used by the
developer(s) of VTG ?


Thanks,
Serge.

------------------------------

Message: 2
Date: Thu, 8 Mar 2012 10:55:28 -0300
From: Rodrigo Herefeld <rodrigo herefeld gmail com>
To: Vala List <vala-list gnome org>
Subject: [Vala] calling the parent constructor.
Message-ID:
       <CAHz3HDDYu7t_GmZb4uNEuOO-PRvZv0V-Nr2+sbf7VSeev9Jm0Q mail gmail com

Content-Type: text/plain; charset="utf-8"

Hi all!
i wrote a class extending a Gtk.Dialog, on my constructor i use
"this.vbox"  to put the widgets, until this comom,
but when i compile i've got a warning "assignment from incompatible pointer
type", i wonder this is because the
Dialog is no initialized at this point, even the program working i's like
to go away with the message, in python i
must call the parent init before can go on like this:

Dialog.__init__(self)

how do i make this in vala?

--
Rodrigo Cesar Herefeld

------------------------------

Message: 3
Date: Thu, 08 Mar 2012 15:57:12 +0000
From: Andrew Higginson <at higginson gmail com>
To: vala-list gnome org
Subject: Re: [Vala] calling the parent constructor.
Message-ID: <4F58D6D8 5010901 gmail com>
Content-Type: text/plain; charset=ISO-8859-1

Hi Rodrigo

Hi all!
i wrote a class extending a Gtk.Dialog, on my constructor i use
"this.vbox"  to put the widgets, until this comom,
but when i compile i've got a warning "assignment from incompatible
pointer
type", i wonder this is because the
Dialog is no initialized at this point, even the program working i's like
to go away with the message, in python i
must call the parent init before can go on like this:

Dialog.__init__(self)

how do i make this in vala?

In Vala you don't need to do this (and cannot), it is done for you when
you compile.

I would not worry too much about warnings, however if it is causing a
problem,please reply to this with the code you use, and the problem that
you have.

HTH

--
Andrew Higginson


------------------------------

Message: 4
Date: Thu, 08 Mar 2012 11:04:01 -0500
From: "D.H. Bahr" <dbahr uci cu>
To: vala-list gnome org
Subject: [Vala] vala + policykit
Message-ID: <1331222641 1871 21 camel compaq>
Content-Type: text/plain; charset="UTF-8"

Hey there!!

Can anyone give a tip on how to use policykit in vala?
--

                                                        Sw.E. D.H. Bahr
                                        Nova Desktop Development Leader
                                     CESOL (Free/Libre Software Centre)
                               UCI (University of Informatics Sciences)
                                                           Havana, Cuba






Fin a la injusticia, LIBERTAD AHORA A NUESTROS CINCO COMPATRIOTAS QUE SE
ENCUENTRAN INJUSTAMENTE EN PRISIONES DE LOS EEUU!
http://www.antiterroristas.cu
http://justiciaparaloscinco.wordpress.com


------------------------------

Message: 5
Date: Thu, 8 Mar 2012 17:19:46 +0100
From: Luca Bruno <lethalman88 gmail com>
To: Andrew Higginson <at higginson gmail com>
Cc: vala-list gnome org
Subject: Re: [Vala] calling the parent constructor.
Message-ID:
       <CAHXTfc9pYx8MRPxjtTKtF1Om6nrQDHMK6iVCZ1wFRJaB5+dhxA mail gmail com

Content-Type: text/plain; charset="utf-8"

On Thu, Mar 8, 2012 at 4:57 PM, Andrew Higginson <at higginson gmail com
wrote:

In Vala you don't need to do this (and cannot), it is done for you when
you compile.


See

https://live.gnome.org/Vala/FAQ#Why_can.27t_I_chain_up_to_base_constructor.3F

--
www.debian.org - The Universal Operating System

------------------------------

Message: 6
Date: Thu, 08 Mar 2012 18:37:04 +0200
From: Jens Georg <mail jensge org>
To: Luca Bruno <lethalman88 gmail com>
Cc: vala-list gnome org
Subject: Re: [Vala] DBus server-side codegen
Message-ID: <1331224624 2529 0 camel laptop-jge>
Content-Type: text/plain; charset="UTF-8"

On Do, 2012-03-08 at 12:29 +0100, Luca Bruno wrote:
On Tue, Mar 6, 2012 at 9:48 PM, Eric Gregory <eric yorba org> wrote:

Is there a codegen tool out there that can generate a Vala DBus adapter
from the XML?  Or is this something where I'd have to hand-roll (and
hand-maintain) the adapter interface?


Why do you need xml for the server?
http://live.gnome.org/Vala/DBusServerSample

Well it makes sense when you want to implement server interface specs
like e.g. MPRIS2 to save you from the dull task to write the interface
in vala by hand.




------------------------------

Message: 7
Date: Thu, 8 Mar 2012 11:24:36 -0800
From: Eric Gregory <eric yorba org>
To: Luca Bruno <lethalman88 gmail com>
Cc: vala-list gnome org
Subject: Re: [Vala] DBus server-side codegen
Message-ID:
       <CAKPMJnL6ghn4SuorKVsd5OPWy4wkf_V4E2FBZgPSVA4CyDfHsQ mail gmail com

Content-Type: text/plain; charset="iso-8859-1"

On Thu, Mar 8, 2012 at 3:29 AM, Luca Bruno <lethalman88 gmail com> wrote:


Why do you need xml for the server?
http://live.gnome.org/Vala/DBusServerSample


Ideally you want to code to the interface, not the other way around.
That's why dbus-binding-tool and qdbusxml2cpp can generate the server-side
code as well as the client-side code.  I also worry that a Vala change
could end up affecting the interface in some subtle way that could result
in hard to track down bugs.

But there's another hurdle here as well -- if I write the server without a
formal interface, how do I generate the XML?

 - Eric

------------------------------

Message: 8
Date: Thu, 08 Mar 2012 22:46:05 +0100
From: Jacques-Pascal Deplaix <jp deplaix gmail com>
To: Luca Bruno <lethalman88 gmail com>
Cc: vala-list <vala-list gnome org>
Subject: Re: [Vala] Class finalizer
Message-ID: <4F59289D 8050006 gmail com>
Content-Type: text/plain; charset=ISO-8859-1

On 03/08/2012 12:30 PM, Luca Bruno wrote:
On Thu, Mar 8, 2012 at 7:03 AM, Derek Dai <daiderek gmail com> wrote:

Hi,

In Vala, if I allocate resource in static construct block, where can I
free
it? Thanks.

static ~Foo () { }

Hi,

I'm very interested about that. But when I tried that solution, valac
wrote an error:
error: static destructors are only supported for dynamic types

What is 'dynamic types' ?
And how I'm supposed to use this code ?

Thanks.


------------------------------

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