Re: [androidbrasil-dev] Re: Como alterar o background do Item inserido na ListView?

Alteração...

private class CalculoViewHolder{

       TextView textdescricao;

       TextView textvalor;

                LinearLayout corLinha;

   }


if (naoExisteView(view))

       {

               LayoutInflater inflater = (LayoutInflater) getContext().getSystemService(

                       Context.LAYOUT_INFLATER_SERVICE);

               view = inflater.inflate(R.layout.linha_calc, viewGroup, false);

               CalculoVH = new CalculoViewHolder();

               CalculoVH.textdescricao = (TextView) view.findViewById(R.id.descri2);

               CalculoVH.textvalor = (TextView) view.findViewById(R.id.valor2);

                       CalculoVH.corLinha= ( LinearLayout ) convertView.findViewById(R.id.O Seu layout);

               view.setTag(CalculoVH);

       }

if(existeCalculo(Calculo)){

           CalculoVH.textdescricao.setText(Calculo.getDescricao());

           Log.i ( "TESTE", convertView == null ? "convertView is null" : "convertView is not null" );

           Log.i ( "TESTE", getResources() == null ? "getResources() is null" : " getResources() is not null" );

           /*String totais = Calculo.getDescricao().substring(0, 7);

           Log.i("linha", totais);

           if (totais.equals("Salário"))

           {
                        CalculoVH.corLinha.setBackgroundColor(activity.getResources().getColor(R.color.azul));

            convertView.setBackgroundColor(getResources().getColor(R.color.azul));

           }

           else if (totais.equals("Valor L"))

           {

            convertView.setBackgroundColor(getResources().getColor(R.color.verde));

           }

           else

           {

            convertView.setBackgroundColor(getResources().getColor(R.color.vermelho));

           }*/

           DecimalFormat df = new DecimalFormat("###,###,##0.00");

           CalculoVH.textvalor.setText(df.format(Calculo.getValor()));

       }

Eu dei um exemplo ai do LinearLayout mas ai vc coloca oq vc ta usando..

Espero que ajude...

2013/6/24 Daniel Tibúrcio - Ideia Informática <dtiburcio@gmail.com>

public class AdapterCalculo extends ArrayAdapter<Calculo>{

   

   public ArrayList<Calculo> calculos;

   

   public AdapterCalculo(Context context, ArrayList<Calculo> Calculos){

       super(context, R.layout.calculado, Calculos);

       this.calculos = Calculos;

   }

   public int getCount() {

       return calculos.size();

   }

   public Calculo getItem(int posicao) {

       return calculos.get(posicao);

   }

   public long getItemId(int posicao) {

       return posicao;

   }

   /*public static int[] coresStatus = new int[]

   {

            

            R.color.azul,

            R.color.verde,

            R.color.vermelho            

        };*/

   

   @Override

   public View getView(int posicao, View convertView, ViewGroup viewGroup) {

       View view = convertView;

       CalculoViewHolder CalculoVH;

              

       if (naoExisteView(view))

       {

               LayoutInflater inflater = (LayoutInflater) getContext().getSystemService(

                       Context.LAYOUT_INFLATER_SERVICE);

               view = inflater.inflate(R.layout.linha_calc, viewGroup, false);

               CalculoVH = new CalculoViewHolder();

               CalculoVH.textdescricao = (TextView) view.findViewById(R.id.descri2);

               CalculoVH.textvalor = (TextView) view.findViewById(R.id.valor2);

               view.setTag(CalculoVH);

       }

       else

       {

                  CalculoVH = (CalculoViewHolder) view.getTag();

       }

       Calculo Calculo = calculos.get(posicao);

       

       if(existeCalculo(Calculo)){

           CalculoVH.textdescricao.setText(Calculo.getDescricao());

           Log.i ( "TESTE", convertView == null ? "convertView is null" : "convertView is not null" );

           Log.i ( "TESTE", getResources() == null ? "getResources() is null" : " getResources() is not null" );

           /*String totais = Calculo.getDescricao().substring(0, 7);

           Log.i("linha", totais);

           if (totais.equals("Salário"))

           {

            convertView.setBackgroundColor(getResources().getColor(R.color.azul));

           }

           else if (totais.equals("Valor L"))

           {

            convertView.setBackgroundColor(getResources().getColor(R.color.verde));

           }

           else

           {

            convertView.setBackgroundColor(getResources().getColor(R.color.vermelho));

           }*/

           DecimalFormat df = new DecimalFormat("###,###,##0.00");

           CalculoVH.textvalor.setText(df.format(Calculo.getValor()));

       }

       return view;

   }

   private boolean naoExisteView(View view) {

       return view == null;

   }

   private boolean existeCalculo(Calculo Calculo) {

       return Calculo != null;

   }

   

   private class CalculoViewHolder{

       TextView textdescricao;

       TextView textvalor;

   }

  }

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Atenciosamente,

Rudson Lima

+ Desenvolvedor Delphi - NpInfo
+ Desenvolvedor Android - NpInfo

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