Do it in the beforeFilter() of your AppController, that will apply it
to all views and layouts.
On Oct 3, 1:18 am, hahmadi82 <hahmad...@gmail.com> wrote:
> Now I see! So the set variables change depending on which view is showing
> within the default.ctp. If I add this car action to the app_controller
> (instead of car model) and set the variables there, will all the views have
> access to that variable? How can I make a global "set" variable that comes
> from a specific query?
>
>
>
> brian-263 wrote:
>
> > On Fri, Oct 2, 2009 at 10:55 PM, hahmadi82 <hahmad...@gmail.com> wrote:
>
> >> Ok so I actually didn't create a layout for each view from my
> >> controllers.
> >> Instead, all the views use the same layout, which is the default.ctp. Is
> >> that incorrect? From my understanding, the default layout is loaded by
> >> every
> >> view and that's why I have my navigation bar in it. It seems that I can
> >> only access those "set" variables from something like
> >> views/layouts/cars/index.ctp but not views/layouts/default.ctp. Is there
> >> a
> >> difference between the model layouts and the default layout?
>
> > You *almost* have it. Once again:
>
> > When a controller's action is run, its render() method is called
> > automatically (yes, you can call it yourself but please ignore that
> > for now). When that happens, Cake will use the View class to render
> > the view template for that action. These templates are in
> > app/views/controller_name_ending_in_s/action_name.ctp
>
> > Usually, the view template contains some HTML that you have included,
> > along with some variables. Those variables are passed to the View
> > class through the controller's $viewVars class variable. When you call
> > $this->set('foo', 'bar'), you are passing the value, 'bar' to the
> > controller's $viewVars array with a key, 'foo'.
>
> > When the controller's $viewVars is handed off to the View class, it
> > extracts them, essentially creating a var named $foo that contains the
> > value 'bar'.
>
> > Now, after the View has finished using the view template to render
> > something to output it creates a variable called, $content_for_layout.
>
> > It then renders the layout template. That's a file in
> > app/views/layout/name_of_your_layout.ctp. If you don't specify a
> > layout, Cake uses 'default'.
>
> > Inside the layout template is (should be) a variable named ...
> > $content_for_layout. This is where the contents of your rendered view
> > are written to the layout.
>
> > So, try this: In one of your controller actions, add $this->set('foo',
> > 'bar');
>
> > In your app/views/layouts/default.ctp add this, just above
> > $content_for_layout
>
> > echo $foo;
>
> > You should see 'bar' in there, somewhere. View source and search for
> > it, because your CSS may hide it.
>
> > Anyway, perhaps you should post the relevant part of your layout file
> > and the controller action.
>
> --
> View this message in
> context:http://www.nabble.com/Access-Classes-In-Layout-Help---tp25706283p2572...
> Sent from the CakePHP mailing list archive at Nabble.com.
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