nitro/src/elements/element_select.erl

-module(element_select).
%%-author('Maxim Sokhatsky').

-include_lib("nitro/include/nitro.hrl").

-compile([export_all, nowarn_export_all]).


render_element(Record = #select{}) ->
  ID = case Record#select.id of
    undefined -> nitro:temp_id();
    I -> I
  end,
  case Record#select.postback of
    undefined -> skip;
    Postback ->
      nitro:wire( #event{type = change,
                         target = ID,
                         postback = Postback,
                         source = [ nitro:to_atom(ID) ],
                         delegate = Record#select.delegate} )
  end,
  Props = [
    {<<"id">>, ID},
    {<<"class">>, Record#select.class},
    {<<"style">>, Record#select.style},
    {<<"name">>, Record#select.name},
    {<<"onchange">>, Record#select.onchange},
    {<<"title">>, Record#select.title},
    {<<"required">>,
       case Record#select.required of
         true -> <<"required">>;
         _-> undefined
       end},
    
    {<<"disabled">>,
       case Record#select.disabled of
         true -> <<"disabled">>;
         _-> undefined
       end},
    
    {<<"multiple">>,
       case Record#select.multiple of
         true -> <<"multiple">>;
         _-> undefined
       end} | Record#select.data_fields
  ],
  wf_tags:emit_tag(<<"select">>, nitro:render(Record#select.body), Props);


render_element(Group = #optgroup{}) ->
  wf_tags:emit_tag(<<"optgroup">>, nitro:render(Group#optgroup.body), [
    {<<"disabled">>,
       case Group#optgroup.disabled of
         true -> <<"disabled">>;
         _-> undefined
       end},
    
    {<<"label">>, Group#optgroup.label}
  ]);


render_element(O = #option{}) ->
  wf_tags:emit_tag(<<"option">>, nitro:render(O#option.body), [
    {<<"id">>, O#option.id},
    {<<"disabled">>,
       case O#option.disabled of
         true -> <<"disabled">>;
         _-> undefined
       end},
    
    {<<"label">>, O#option.label},
    {<<"title">>, O#option.title},
    {<<"selected">>,
       case O#option.selected of
         true -> <<"selected">>;
         _-> undefined
       end},
    
    {<<"value">>, O#option.value} | O#option.data_fields
  ]).