Re: AndroLua how to call android.intent_for_result()

[steve donovan <steve.j.donovan@...>]

Hi Fero,

Well you are probably more of an expert on AndroLua (and Android) as I
am, since it is years since I did any Android development!

So I wish you good luck - and if you get somewhere, maybe you would
like to take this one over?

regards,
Steve D

On Tue, May 24, 2022 at 12:04 PM Fero Dali <ferodali@riseup.net> wrote:
>
> I have made some progress and two files run almost as intented.
> They run if I use
> me:luaActivity('second')
> instead of
> me:intent_for_result(myIntent, callback)
> but of course now my app.lua does not receive result from second.lua
>
> How do I create myIntent? I tried with
> myIntent = Content.Intent(me.a, SecondActivity.class)
> but it does not work because SecondActivity.class is null.
>
> Thanks
> Fero Dali
>
>
> File app.lua
> local android = require 'android'
> local SecondActivity = require'second'
> local LPK = luajava.package
> local Content = LPK 'android.content'
>
> local RESULT_OK = -1
>
> local MAIN = android.new()
> function MAIN.create(me)
>   local btn, txt
>   local myIntent
>   --- WHAT TO DO HERE?
>   -- from java code
>   --       Intent myIntent=new Intent(MainActivity.this,SecondActivity.class);
> --  myIntent = Content.Intent(me.a, SecondActivity.class)
>
>   local callback
>   callback = function(request, result, intent)
>     print(string.format('Callback  request: %d, result: %d', request, result))
>     if result == RESULT_OK then
>       local text = intent:getStringExtra('MESSAGE')
>       txt:setText(text)
>     end
>   end
>
>   btn = me:button('Start new Activity for result', function()
> --                    me:intent_for_result(myIntent, callback)
>                     me:luaActivity('second')
>   end)
>   txt = me:textView('Type some text in another activity')
>
>   return me:vbox{
>     btn,
>     txt,
>   }
> end
> return MAIN
>
>
> File second.lua
> local android = require 'android'
> local LPK = luajava.package
> local Content = LPK 'android.content'
>
> local RESULT_OK = -1
>
> local MAIN = android.new()
> function MAIN.create(me)
>   local edit, btn
>   edit = me:editText()
>   btn = me:button('Return from new Activity',
>                   function()
>                     local message = edit:getText():toString()
>                     local myIntent = Content.Intent()
>                     myIntent:putExtra('MESSAGE', message)
>                     me.a:setResult(RESULT_OK, myIntent)
>                     me.a:finish() -- finish activity
>   end)
>   return me:vbox{
>     edit,
>     btn,
>   }
> end
> return MAIN