> Hello all,
>    I have a custom Loc in which I override supplimentalKidMenuItems to
> build a sub menu based on a database table.  Ideally when a MenuItem from
> the sub menu is clicked a function would be run allowing me to change
> state.  Currently I'm stuck and am thinking about using a RestHelper to
> trigger the state change, which seems ugly.

>    override def supplimentalKidMenuItems =  CurrentUser.is match{

>       case Full(u) =>

>         val ts = u.things

>         ts.size match {

>           case 1 => Nil

>           case otherwise =>

>             val x = for { t <- ts}  yield {MenuItem(Text(t.name.is), Text(
> "switch/%s".format(t.id)), Nil, false, false,Nil)}

>             x.toList ::: super.supplimentalKidMenuItems

>         }

>       case otherwise => Nil

>       }
> Any pointers would be appreciated.

> Thank you
> Jono

> --
> Lift, the simply functional web framework: http://liftweb.net
> Code: http://github.com/lift
> Discussion: http://groups.google.com/group/liftweb
> Stuck? Help us help you:
> https://www.assembla.com/wiki/show/liftweb/Posting_example_code

On Wednesday, 16 May 2012 01:42:58 UTC+10, David Whittaker wrote:

> Hi Jono,

> What type of state are we talking about?  Does your code need to run when
> the menu item is clicked, or can it be invoked when the page the menu item
> points to is displayed?

> On Tue, May 15, 2012 at 3:00 AM, Jonathan Ferguson <j...@spiralarm.com>wrote:

>> Hello all,
>>    I have a custom Loc in which I override supplimentalKidMenuItems to
>> build a sub menu based on a database table.  Ideally when a MenuItem from
>> the sub menu is clicked a function would be run allowing me to change
>> state.  Currently I'm stuck and am thinking about using a RestHelper to
>> trigger the state change, which seems ugly.

>>    override def supplimentalKidMenuItems =  CurrentUser.is match{

>>       case Full(u) =>

>>         val ts = u.things

>>         ts.size match {

>>           case 1 => Nil  

>>           case otherwise =>

>>             val x = for { t <- ts}  yield {MenuItem(Text(t.name.is),
>> Text("switch/%s".format(t.id)), Nil, false, false,Nil)}

>>             x.toList ::: super.supplimentalKidMenuItems

>>         }

>>       case otherwise => Nil

>>       }
>> Any pointers would be appreciated.

>> Thank you
>> Jono

>> --
>> Lift, the simply functional web framework: http://liftweb.net
>> Code: http://github.com/lift
>> Discussion: http://groups.google.com/group/liftweb
>> Stuck? Help us help you:
>> https://www.assembla.com/wiki/show/liftweb/Posting_example_code

}

> Hi David,

> The code needs to run when the menu item is clicked. So the new state is
> available to the snippets when the page is being built.

> Jono

> On Wednesday, 16 May 2012 01:42:58 UTC+10, David Whittaker wrote:

>> Hi Jono,

>> What type of state are we talking about?  Does your code need to run when
>> the menu item is clicked, or can it be invoked when the page the menu item
>> points to is displayed?

>> On Tue, May 15, 2012 at 3:00 AM, Jonathan Ferguson <j...@spiralarm.com>wrote:

>>> Hello all,
>>>    I have a custom Loc in which I override **supplimentalKidMenuItems
>>> to build a sub menu based on a database table.  Ideally when a MenuItem
>>> from the sub menu is clicked a function would be run allowing me to change
>>> state.  Currently I'm stuck and am thinking about using a RestHelper to
>>> trigger the state change, which seems ugly.

>>>    override def supplimentalKidMenuItems =  CurrentUser.is match{

>>>       case Full(u) =>

>>>         val ts = u.things

>>>         ts.size match {

>>>           case 1 => Nil

>>>           case otherwise =>

>>>             val x = for { t <- ts}  yield {MenuItem(Text(t.name.is),
>>> Text("switch/%s".format(t.id))**, Nil, false, false,Nil)}

>>>             x.toList ::: super.**supplimentalKidMenuItems

>>>         }

>>>       case otherwise => Nil

>>>       }
>>> Any pointers would be appreciated.

>>> Thank you
>>> Jono

>>> --
>>> Lift, the simply functional web framework: http://liftweb.net
>>> Code: http://github.com/lift
>>> Discussion: http://groups.google.com/**group/liftweb<http://groups.google.com/group/liftweb>
>>> Stuck? Help us help you: https://www.assembla.com/wiki/**
>>> show/liftweb/Posting_example_**code<https://www.assembla.com/wiki/show/liftweb/Posting_example_code>

>>  --
> Lift, the simply functional web framework: http://liftweb.net
> Code: http://github.com/lift
> Discussion: http://groups.google.com/group/liftweb
> Stuck? Help us help you:
> https://www.assembla.com/wiki/show/liftweb/Posting_example_code

> Jono,

> Could you not accomplish that through a type safe Loc that calculates a
> value?  Maybe this doesn't fit your particular use case but I'm thinking
> that a Loc[State] where the the State is calculated via a CalcValue
> LocParam would make the State available to the snippets when the Loc is
> matched.  You can then define your snippets as:

> class MySnippet(val state: State) extends DispatchSnippet {
> ..... some transforms that use your state .....
> }

> On Tue, May 15, 2012 at 6:18 PM, Jonathan Ferguson <j...@spiralarm.com>wrote:

>> Hi David,

>> The code needs to run when the menu item is clicked. So the new state is
>> available to the snippets when the page is being built.

>> Jono

>> On Wednesday, 16 May 2012 01:42:58 UTC+10, David Whittaker wrote:

>>> Hi Jono,

>>> What type of state are we talking about?  Does your code need to run
>>> when the menu item is clicked, or can it be invoked when the page the menu
>>> item points to is displayed?

>>> On Tue, May 15, 2012 at 3:00 AM, Jonathan Ferguson <j...@spiralarm.com>wrote:

>>>> Hello all,
>>>>    I have a custom Loc in which I override **supplimentalKidMenuItems
>>>> to build a sub menu based on a database table.  Ideally when a MenuItem
>>>> from the sub menu is clicked a function would be run allowing me to change
>>>> state.  Currently I'm stuck and am thinking about using a RestHelper to
>>>> trigger the state change, which seems ugly.

>>>>    override def supplimentalKidMenuItems =  CurrentUser.is match{

>>>>       case Full(u) =>

>>>>         val ts = u.things

>>>>         ts.size match {

>>>>           case 1 => Nil

>>>>           case otherwise =>

>>>>             val x = for { t <- ts}  yield {MenuItem(Text(t.name.is),
>>>> Text("switch/%s".format(t.id))**, Nil, false, false,Nil)}

>>>>             x.toList ::: super.**supplimentalKidMenuItems

>>>>         }

>>>>       case otherwise => Nil

>>>>       }
>>>> Any pointers would be appreciated.

>>>> Thank you
>>>> Jono

>>>> --
>>>> Lift, the simply functional web framework: http://liftweb.net
>>>> Code: http://github.com/lift
>>>> Discussion: http://groups.google.com/**group/liftweb<http://groups.google.com/group/liftweb>
>>>> Stuck? Help us help you: https://www.assembla.com/wiki/**
>>>> show/liftweb/Posting_example_**code<https://www.assembla.com/wiki/show/liftweb/Posting_example_code>

>>>  --
>> Lift, the simply functional web framework: http://liftweb.net
>> Code: http://github.com/lift
>> Discussion: http://groups.google.com/group/liftweb
>> Stuck? Help us help you:
>> https://www.assembla.com/wiki/show/liftweb/Posting_example_code

>  --
> Lift, the simply functional web framework: http://liftweb.net
> Code: http://github.com/lift
> Discussion: http://groups.google.com/group/liftweb
> Stuck? Help us help you:
> https://www.assembla.com/wiki/show/liftweb/Posting_example_code

> Hi David,

> Sorry for the delay, I got caught up with another project.

> I think this could be a viable solution. Do you know where there is
> anything documentation on type safe Loc and LocParam other than the scala
> docs?

> I'll have a look at the scala doc and see if I can get an example working.

> Thank you

> Jono

> On 16 May 2012 08:39, David Whittaker <d...@iradix.com> wrote:

>> Jono,

>> Could you not accomplish that through a type safe Loc that calculates a
>> value?  Maybe this doesn't fit your particular use case but I'm thinking
>> that a Loc[State] where the the State is calculated via a CalcValue
>> LocParam would make the State available to the snippets when the Loc is
>> matched.  You can then define your snippets as:

>> class MySnippet(val state: State) extends DispatchSnippet {
>> ..... some transforms that use your state .....
>> }

>> On Tue, May 15, 2012 at 6:18 PM, Jonathan Ferguson <j...@spiralarm.com>wrote:

>>> Hi David,

>>> The code needs to run when the menu item is clicked. So the new state is
>>> available to the snippets when the page is being built.

>>> Jono

>>> On Wednesday, 16 May 2012 01:42:58 UTC+10, David Whittaker wrote:

>>>> Hi Jono,

>>>> What type of state are we talking about?  Does your code need to run
>>>> when the menu item is clicked, or can it be invoked when the page the menu
>>>> item points to is displayed?

>>>> On Tue, May 15, 2012 at 3:00 AM, Jonathan Ferguson <j...@spiralarm.com>wrote:

>>>>> Hello all,
>>>>>    I have a custom Loc in which I override **supplimentalKidMenuItems
>>>>> to build a sub menu based on a database table.  Ideally when a MenuItem
>>>>> from the sub menu is clicked a function would be run allowing me to change
>>>>> state.  Currently I'm stuck and am thinking about using a RestHelper to
>>>>> trigger the state change, which seems ugly.

>>>>>    override def supplimentalKidMenuItems =  CurrentUser.is match{

>>>>>       case Full(u) =>

>>>>>         val ts = u.things

>>>>>         ts.size match {

>>>>>           case 1 => Nil

>>>>>           case otherwise =>

>>>>>             val x = for { t <- ts}  yield {MenuItem(Text(t.name.is),
>>>>> Text("switch/%s".format(t.id))**, Nil, false, false,Nil)}

>>>>>             x.toList ::: super.**supplimentalKidMenuItems

>>>>>         }

>>>>>       case otherwise => Nil

>>>>>       }
>>>>> Any pointers would be appreciated.

>>>>> Thank you
>>>>> Jono

>>>>> --
>>>>> Lift, the simply functional web framework: http://liftweb.net
>>>>> Code: http://github.com/lift
>>>>> Discussion: http://groups.google.com/**group/liftweb<http://groups.google.com/group/liftweb>
>>>>> Stuck? Help us help you: https://www.assembla.com/wiki/**
>>>>> show/liftweb/Posting_example_**code<https://www.assembla.com/wiki/show/liftweb/Posting_example_code>

>>>>  --
>>> Lift, the simply functional web framework: http://liftweb.net
>>> Code: http://github.com/lift
>>> Discussion: http://groups.google.com/group/liftweb
>>> Stuck? Help us help you:
>>> https://www.assembla.com/wiki/show/liftweb/Posting_example_code

>>  --
>> Lift, the simply functional web framework: http://liftweb.net
>> Code: http://github.com/lift
>> Discussion: http://groups.google.com/group/liftweb
>> Stuck? Help us help you:
>> https://www.assembla.com/wiki/show/liftweb/Posting_example_code

>  --
> Lift, the simply functional web framework: http://liftweb.net
> Code: http://github.com/lift
> Discussion: http://groups.google.com/group/liftweb
> Stuck? Help us help you:
> https://www.assembla.com/wiki/show/liftweb/Posting_example_code