Android 碎片列表-尝试更改项目背景颜色

Android 碎片列表-尝试更改项目背景颜色,android,listview,setbackground,Android,Listview,Setbackground,我正在尝试更改FragmentList项目背景色,单击此项目后,会显示一个确认警报对话框,它可以工作,但正在更改clicled项目旁边的其他项目。。。。 这是我下面所有的代码 public class RefrigeranteFragment extends ListFragment { // TODO: Rename parameter arguments, choose names that match // the fragment initialization parameters, e

我正在尝试更改FragmentList项目背景色,单击此项目后,会显示一个确认警报对话框,它可以工作,但正在更改clicled项目旁边的其他项目。。。。 这是我下面所有的代码

public class RefrigeranteFragment extends ListFragment {
// TODO: Rename parameter arguments, choose names that match
// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
private static final String ARG_PARAM1 = "param1";
private static final String ARG_PARAM2 = "param2";

// TODO: Rename and change types of parameters
private String mParam1;
private String mParam2;

public View SelectedView;

String[] refrigerantes = new String[] {
        "Coca Cola",
        "Coca Cola Zero",
        "Fanta Uva",
        "Guaraná Antartica",
        "Guaraná Antartica Zero",
        "Sukita",
        "Sukita Laranja",
        "Sprite",
        "Guaraná Antartica",
        "Sukita Uva"
};

// Array of strings to store currencies
String[] precos = new String[]{
        "02,50",
        "03,00",
        "02,00",
        "04,50",
        "02,50",
        "03,45",
        "01,50",
        "03,90",
        "07,00",
        "04,50"
};

int[] icones = new int[]{
    R.drawable.ic_coca_lata,
    R.drawable.ic_coca_zero_lata,
    R.drawable.ic_fanta_uva_lata,
    R.drawable.ic_guarana_antartica_lata,
    R.drawable.ic_guarana_antartica_zero_lata,
    R.drawable.ic_sukita_uva_lata,
    R.drawable.ic_sukita_laranja_lata,
    R.drawable.ic_sprite_lata,
    R.drawable.ic_guarana_antartica_pet,
    R.drawable.ic_sukita_uva_pet
};

private OnFragmentInteractionListener mListener;

public RefrigeranteFragment() {
    // Required empty public constructor
}

// TODO: Rename and change types and number of parameters
public static RefrigeranteFragment newInstance(String param1, String param2) {
    RefrigeranteFragment fragment = new RefrigeranteFragment();
    Bundle args = new Bundle();
    args.putString(ARG_PARAM1, param1);
    args.putString(ARG_PARAM2, param2);
    fragment.setArguments(args);
    return fragment;
}

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    if (getArguments() != null) {
        mParam1 = getArguments().getString(ARG_PARAM1);
        mParam2 = getArguments().getString(ARG_PARAM2);
    }
}

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

    List<HashMap<String, String>> aList = new ArrayList<HashMap<String, String>>();

    for (int i = 0; i < 10; i++){
        HashMap<String, String> hm = new HashMap<String, String>();
        hm.put("txtNome", refrigerantes[i]);
        hm.put("txtPreco", precos[i]);
        hm.put("img_refrigerante", Integer.toString(icones[i]));
        aList.add(hm);
    }

    String[] from = {"img_refrigerante", "txtNome", "txtPreco"};
    int[] to = {R.id.img_refrigerante, R.id.txtNome, R.id.txtPreco};

    SimpleAdapter adapter = new SimpleAdapter(getActivity().getBaseContext(), aList, R.layout.listview_refrigerante_layout, from, to);
    setListAdapter(adapter);
    // Inflate the layout for this fragment
    return super.onCreateView(inflater, container, savedInstanceState);
}

// TODO: Rename method, update argument and hook method into UI event
public void onButtonPressed(Uri uri) {
    if (mListener != null) {
        mListener.onFragmentInteraction(uri);
    }
}

@Override
public void onAttach(Context context) {
    super.onAttach(context);
    if (context instanceof OnFragmentInteractionListener) {
        mListener = (OnFragmentInteractionListener) context;
    } else {
        throw new RuntimeException(context.toString()
                + " must implement OnFragmentInteractionListener");
    }
}

@Override
public void onListItemClick(ListView listView, View view, int position, long id){
    super.onListItemClick(listView, view, position, id);

    final View v = view;

    final TextView txt = (TextView)view.findViewById(R.id.txtNome);
    final ImageView imageView = (ImageView)view.findViewById(R.id.img_refrigerante);
    final TextView tvQuantity = (TextView)view.findViewById(R.id.txtQtde);
    final TextView lblQuantity = (TextView)view.findViewById(R.id.lblQtde);
    final NumberPicker txtQtde = new NumberPicker(getContext());

    txtQtde.setMinValue(1);
    txtQtde.setMaxValue(10);

    if(tvQuantity.getText() != "")
        txtQtde.setValue(Integer.parseInt(tvQuantity.getText().toString()));

    AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
    builder.setTitle(txt.getText());
    builder.setMessage("Informe a quantidade");
    builder.setIcon(imageView.getDrawable());

    LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
            LinearLayout.LayoutParams.MATCH_PARENT,
            LinearLayout.LayoutParams.MATCH_PARENT);

    txtQtde.setLayoutParams(lp);

    builder.setView(txtQtde);

    builder.setPositiveButton("Ok",
            new DialogInterface.OnClickListener() {
                @Override
                public void onClick(DialogInterface dialog, int which) {

                    tvQuantity.setText(String.valueOf(txtQtde.getValue()));
                    tvQuantity.setVisibility(View.VISIBLE);
                    lblQuantity.setVisibility(View.VISIBLE);

                    v.setBackgroundColor(Color.parseColor("#FF9933"));

                    ((TextView)v.findViewById(R.id.lblNome)).setTextColor(Color.WHITE);
                    ((TextView)v.findViewById(R.id.txtNome)).setTextColor(Color.WHITE);
                    ((TextView)v.findViewById(R.id.lblPreco)).setTextColor(Color.WHITE);
                    ((TextView)v.findViewById(R.id.txtPreco)).setTextColor(Color.WHITE);
                    ((TextView)v.findViewById(R.id.lblQtde)).setTextColor(Color.WHITE);
                    ((TextView)v.findViewById(R.id.txtQtde)).setTextColor(Color.WHITE);
                }

            });

    builder.setNegativeButton("Cancelar",
            new DialogInterface.OnClickListener() {
                @Override
                public void onClick(DialogInterface dialog, int which) {
                    dialog.cancel();
                }
            }
    );

    builder.show();

}

@Override
public void onDetach() {
    super.onDetach();
    mListener = null;
}

public interface OnFragmentInteractionListener {
    // TODO: Update argument type and name
    void onFragmentInteraction(Uri uri);
}
公共类制冷剂折射扩展列表片段{
//TODO:重命名参数参数,选择匹配的名称
//片段初始化参数,例如ARG_ITEM_NUMBER
私有静态最终字符串ARG_PARAM1=“PARAM1”;
私有静态最终字符串ARG_PARAM2=“PARAM2”;
//TODO:重命名和更改参数类型
私有字符串mParam1;
私有字符串mParam2;
公共视图选择视图;
字符串[]制冷剂=新字符串[]{
“可口可乐”,
“零度可口可乐”,
“芬达乌瓦”,
“瓜拉安塔提卡”,
“瓜拉安塔提卡零号”,
“Sukita”,
“Sukita Laranja”,
“精灵”,
“瓜拉安塔提卡”,
“Sukita Uva”
};
//存储货币的字符串数组
字符串[]precos=新字符串[]{
"02,50",
"03,00",
"02,00",
"04,50",
"02,50",
"03,45",
"01,50",
"03,90",
"07,00",
"04,50"
};
int[]图标=新的int[]{
R.drawable.ic_coca_lata,
R.drawable.ic_coca_zero_lata,
R.drawable.ic_fanta_uva_lata,
R.drawable.ic_guarana_antartica_lata,
R.drawable.ic_guarana_antartica_zero_lata,
R.drawable.ic_sukita_uva_lata,
R.drawable.ic_sukita_laranja_lata,
R.drawable.ic_sprite_lata,
R.drawable.ic_guarana_antartica_宠物,
R.drawable.ic_sukita_uva_宠物
};
私有OnFragmentInteractionListener mListener;
公共制冷剂泄漏(){
//必需的空公共构造函数
}
//TODO:重命名和更改参数的类型和数量
公共静态制冷剂制冷新实例(字符串参数1,字符串参数2){
制冷剂折射碎片=新制冷剂折射();
Bundle args=新Bundle();
args.putString(ARG_PARAM1,PARAM1);
args.putString(ARG_PARAM2,PARAM2);
fragment.setArguments(args);
返回片段;
}
@凌驾
创建时的公共void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
如果(getArguments()!=null){
mParam1=getArguments().getString(ARG_PARAM1);
mParam2=getArguments().getString(ARG_PARAM2);
}
}
@凌驾
CreateView上的公共视图(布局、充气机、视图组容器、捆绑包保存状态){
列表列表=新的ArrayList();
对于(int i=0;i<10;i++){
HashMap hm=新的HashMap();
hm.put(“txtNome”,制冷剂[i]);
hm.put(“txtPreco”,precos[i]);
hm.put(“img_制冷剂”,Integer.toString(icones[i]);
添加(hm);
}
字符串[]from={“img_制冷剂”、“txtNome”、“txtPreco”};
int[]to={R.id.img_制冷剂,R.id.txtNome,R.id.txtPreco};
SimpleAdapter=新SimpleAdapter(getActivity().getBaseContext(),aList,R.layout.listview\u制冷剂\u布局,from,to);
setListAdapter(适配器);
//为该碎片膨胀布局
返回super.onCreateView(充气机、容器、savedInstanceState);
}
//TODO:重命名方法、更新参数并将方法挂接到UI事件中
public void onButtonPressed(Uri){
if(mListener!=null){
onFragmentInteraction(uri);
}
}
@凌驾
公共void-onAttach(上下文){
super.onAttach(上下文);
if(OnFragmentInteractionListener的上下文实例){
mListener=(OnFragmentInteractionListener)上下文;
}否则{
抛出新的RuntimeException(context.toString()
+“必须实现OnFragmentInteractionListener”);
}
}
@凌驾
public void onListItemClick(ListView ListView、视图视图、int位置、长id){
super.onListItemClick(列表视图、视图、位置、id);
最终视图v=视图;
final TextView txt=(TextView)view.findviewbyd(R.id.txtNome);
最终ImageView=(ImageView)view.findViewById(R.id.img_制冷剂);
final TextView tvQuantity=(TextView)view.findViewById(R.id.txtQtde);
final TextView lblQuantity=(TextView)view.findViewById(R.id.lblQtde);
final NumberPicker txtQtde=新NumberPicker(getContext());
txtQtde.setMinValue(1);
txtQtde.setMaxValue(10);
if(tvQuantity.getText()!=“”)
setValue(Integer.parseInt(tvQuantity.getText().toString());
AlertDialog.Builder=新建AlertDialog.Builder(getContext());
setTitle(txt.getText());
setMessage(“informeaquantidade”);
setIcon(imageView.getDrawable());
LinearLayout.LayoutParams lp=新的LinearLayout.LayoutParams(
LinearLayout.LayoutParams.MATCH_父级,
LinearLayout.LayoutParams.MATCH_PARENT);
txtQtde.setLayoutParams(lp);
builder.setView(txtQtde);
builder.setPositiveButton(“确定”,
新建DialogInterface.OnClickListener(){
@凌驾
public void onClick(DialogInterface dialog,int which){
tvQuantity.setText(String.valueOf(txtQtde.getValue());
tvQuantity.setVisibility(View.VISIBLE);
lblQuantity.setVisibility(View.VISIBLE);
v、 setBackgroundColor(Color.parseColor(#FF9933”);
((TextView)v.findViewById(R.id.lblNome)).setTextColor(Color.WHITE);
((TextView)v.findViewById(R.id.txtNome)).setTextColor(Color.WHITE);
((TextView)v.findViewById(R.id.lblPreco)).setTextColor(Color.WHITE);
((TextView)v.findViewById(R.id.txtPreco)).setTextColor(Color.WHITE);
((TextView)v.findviewbyd(R.id.lblQtde)).setTextColor(Color.WHITE);
((TextView)v.findViewById(R.id.txtQtde)).setTextColor(Color.WHITE);
}
});
builder.setNegativeButton(“取消”,
新建DialogInterface.OnClickListener(){
@凌驾
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="horizontal"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:paddingLeft="8dp"
    android:paddingRight="8dp">

    <ImageView
        android:id="@+id/img_refrigerante"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:contentDescription="@string/pizza_fragment"
        android:paddingRight="10dp"
        android:paddingTop="10dp"
        android:paddingBottom="10dp"
        android:src="@drawable/ic_menu_pizza2" />

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical"
        android:layout_below="@+id/img_refrigerante" >

        <TextView
            android:id="@+id/lblNome"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Refrigerante: "
            android:textStyle="bold"
            android:textSize="15dp"
            android:layout_below="@id/img_pizza" />

        <TextView
            android:id="@+id/txtNome"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="15dp"
            android:layout_toRightOf="@+id/lblNome" />

        <TextView
            android:id="@+id/lblPreco"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Preço: "
            android:textStyle="bold"
            android:textSize="15dp"
            android:layout_below="@+id/txtNome" />

        <TextView
            android:id="@+id/txtPreco"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="15dp"
            android:layout_toRightOf="@+id/lblPreco"
            android:layout_below="@+id/txtNome" />

        <TextView
            android:id="@+id/lblQtde"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Qtde.: "
            android:textStyle="bold"
            android:textSize="15dp"
            android:visibility="invisible"
            android:layout_below="@+id/txtPreco" />

        <TextView
            android:id="@+id/txtQtde"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textSize="15dp"
            android:visibility="invisible"
            android:layout_toRightOf="@+id/lblQtde"
            android:layout_below="@+id/txtPreco" />

    </RelativeLayout>

</RelativeLayout>
    public static class MyListAdapter extends BaseAdapter {

        private String[] mNames;

        private String[] mPrices;

        private int[] mIcons;

        private int[] mQtys;

        private boolean[] mClicked;

        public MyListAdapter(String[] names, String[] prices, int[] icons) {
            mNames = names;
            mPrices = prices;
            mIcons = icons;
            mQtys = new int[names.length];
            mClicked = new boolean[names.length];
        }

        @Override
        public int getCount() {
            return mNames.length;
        }

        @Override
        public Object getItem(int position) {
            return mNames[position];
        }

        @Override
        public long getItemId(int position) {
            return position;
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {

            if (convertView == null) {
                convertView = LayoutInflater.from(parent.getContext()).inflate(R.layout.listview_refrigerante_layout, parent, false);
            }

            ImageView icon = (ImageView) convertView.findViewById(R.id.img_refrigerante);
            icon.setImageResource(mIcons[position]);

            TextView name = (TextView) convertView.findViewById(R.id.txtNome);
            name.setText(mNames[position]);

            TextView price = (TextView) convertView.findViewById(R.id.txtPreco);
            price.setText(mPrices[position]);

            // hide these if qty == 0
            TextView qty = (TextView) convertView.findViewById(R.id.txtQtde);
            qty.setText(mQtys[position]);
            qty.setVisibility(mQtys[position] == 0 ? View.INVISIBLE : View.VISIBLE);

            TextView qtyLbl = (TextView) convertView.findViewById(R.id.lblQtde);
            qtyLbl.setVisibility(mQtys[position] == 0 ? View.INVISIBLE : View.VISIBLE);

            // here is where we use the clicked flag to determine which colors to set
            // TODO put a real color for backgroundColorNormal because I don't know what your normal background color is
            int backgroundColor = mClicked[position] ? Color.parseColor("#FF9933") : backgroundColorNormal;
            convertView.setBackgroundColor(backgroundColor);

            // TODO put a real color for colorNormal because I don't know what your normal text color is
            int textColor = mClicked[position] ? Color.WHITE : colorNormal;
            ((TextView) convertView.findViewById(R.id.lblNome)).setTextColor(textColor);
            ((TextView) convertView.findViewById(R.id.txtNome)).setTextColor(textColor);
            ((TextView) convertView.findViewById(R.id.lblPreco)).setTextColor(textColor);
            ((TextView) convertView.findViewById(R.id.txtPreco)).setTextColor(textColor);
            ((TextView) convertView.findViewById(R.id.lblQtde)).setTextColor(textColor);
            ((TextView) convertView.findViewById(R.id.txtQtde)).setTextColor(textColor);

            return convertView;
        }

        public int getQty(int position) {
            return mQtys[position];
        }

        public void setQty(int position, int qty) {
            mQtys[position] = qty;
            notifyDataSetChanged();
        }

        public void setClicked(int position, boolean clicked) {
            mClicked[position] = clicked;
            notifyDataSetChanged();
        }
    }
    private MyListAdapter mAdapter;
    mAdapter = new MyListAdapter(refrigerantes, precos, icones);
    setListAdapter(mAdapter);
    @Override
    public void onListItemClick(ListView listView, View view, final int position, long id){
        super.onListItemClick(listView, view, position, id);

        final NumberPicker txtQtde = new NumberPicker(getContext());

        txtQtde.setMinValue(1);
        txtQtde.setMaxValue(10);
        txtQtde.setValue(Integer.parseInt(mAdapter.getQty(position)));

        AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
        builder.setTitle(refrigerantes[position]);
        builder.setMessage("Informe a quantidade");
        builder.setIcon(icones[position]);

        LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
                LinearLayout.LayoutParams.MATCH_PARENT,
                LinearLayout.LayoutParams.MATCH_PARENT);

        txtQtde.setLayoutParams(lp);

        builder.setView(txtQtde);

        builder.setPositiveButton("Ok",
                new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        mAdapter.setQty(position, txtQtde.getValue());
                        mAdapter.setClicked(position);
                    }

                });

        builder.setNegativeButton("Cancelar",
                new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        dialog.cancel();
                    }
                }
        );

        builder.show();

    }