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Android 如何从可扩展列表视图的子视图中的多个编辑文本中获取数据?_Android_Expandablelistview - Fatal编程技术网

Android 如何从可扩展列表视图的子视图中的多个编辑文本中获取数据?

Android 如何从可扩展列表视图的子视图中的多个编辑文本中获取数据?,android,expandablelistview,Android,Expandablelistview,我想从可展开列表视图中获取编辑文本数据,由于我在适配器上找到了编辑文本的ID,我如何也获取活动中编辑文本的位置 这是我的密码 活动 public class AddNewAddressActivity extends Activity implements OnClickListener { ExpandableListAdapter listAdapter; ExpandableListView expListView; List<String>

我想从可展开列表视图中获取编辑文本数据,由于我在适配器上找到了编辑文本的ID,我如何也获取活动中编辑文本的位置

这是我的密码

活动

    public class AddNewAddressActivity extends Activity implements OnClickListener
{

    ExpandableListAdapter listAdapter;
    ExpandableListView expListView;
    List<String> listDataHeader;
    HashMap<String, List<String>> listDataChild;
    //

    private RelativeLayout _mainRl = null;
    private RelativeLayout _rlBackToCart  = null;
    private LinearLayout _llPay = null;
    private TextView _tvCart = null;
    private TextView _tvHeader = null;
    private TextView _tvPay = null;
    private TextView _tvfromListTxt = null;
    private TextView _tvnewoneTxt = null;

    private ImageView _addNewAddressBtn = null;
    private TextView _saveAddressBtn = null;

    //tint
    SystemBarTintManager tintManager;
    private RelativeLayout _rlHeader = null;

    //font 
    Typeface font;
    int _maintainAddress = 0;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
        setContentView(R.layout.add_new_address_screen);

        _mainRl  =(RelativeLayout) findViewById(R.id.mainRl);
        _rlBackToCart = (RelativeLayout) findViewById(R.id.back_to_cart_rl);
        _llPay = (LinearLayout) findViewById(R.id.pay_ll);
        _tvCart = (TextView) findViewById(R.id.cartTxt);
        _tvHeader = (TextView) findViewById(R.id.add_new_address_headertv);
        _tvPay = (TextView) findViewById(R.id.payTxt);
        _tvfromListTxt  = (TextView) findViewById(R.id.fromListTxt);
        _tvnewoneTxt = (TextView) findViewById(R.id.newoneTxt);
        _rlHeader  = (RelativeLayout) findViewById(R.id.header_rl);
        _addNewAddressBtn = (ImageView) findViewById(R.id.add_new_address);
        _saveAddressBtn = (TextView) findViewById(R.id.saveAddressBtn);


        expListView = (ExpandableListView) findViewById(R.id.exp_list);
        listDataHeader = new ArrayList<String>();
        listDataChild = new HashMap<String, List<String>>();

        // preparing list data
        //      prepareListData();


        //font
        font = Typeface.createFromAsset(getAssets(),"century_gothic.ttf");
        _tvCart.setTypeface(font);
        _tvHeader.setTypeface(font);
        _tvPay.setTypeface(font);
        _tvfromListTxt.setTypeface(font);
        _tvnewoneTxt.setTypeface(font);

        //on click
        _rlBackToCart.setOnClickListener(this);
        _llPay.setOnClickListener(this);
        _addNewAddressBtn.setOnClickListener(this);
        _mainRl.setOnClickListener(this);
        _saveAddressBtn.setOnClickListener(this);


        // changestatus bar code
        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.KITKAT) {

            Constant.changeStatusBarColor(AddNewAddressActivity.this);
        }else {


            RelativeLayout.LayoutParams params = (RelativeLayout.LayoutParams)_rlHeader.getLayoutParams();
            params.setMargins(0,28,0,0); 
            _rlHeader.setLayoutParams(params);


            setTranslucentStatus(true);
            tintManager = new SystemBarTintManager(this);
            tintManager.setStatusBarTintEnabled(true);
            tintManager.setStatusBarTintResource(R.color.grey);


        }
    }

    private void setTranslucentStatus(boolean on) {
        // TODO Auto-generated method stub

        Window win = getWindow();
        WindowManager.LayoutParams winParams = win.getAttributes();
        final int bits = WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS;
        if (on) {
            winParams.flags |= bits;
        } else {
            winParams.flags &= ~bits;
        }
        win.setAttributes(winParams);

    }
    @Override
    public void onBackPressed() {
        // TODO Auto-generated method stub
        super.onBackPressed();
        overridePendingTransition(R.anim.left_to_right, R.anim.right_to_left); //for back button
    }
    @Override
    public void onClick(View v) {
        switch (v.getId()) {
        case R.id.back_to_cart_rl:
            finish();
            overridePendingTransition(R.anim.left_to_right, R.anim.right_to_left); //for back button
            break;
        case R.id.pay_ll:
            Intent _int = new Intent(AddNewAddressActivity.this, ConfirmOrderActivity.class);
            startActivity(_int);
            overridePendingTransition(R.anim.enter, R.anim.exit);
            break;
        case R.id.add_new_address:
            if(listDataHeader.size()<5)
            {
                _maintainAddress = _maintainAddress + 1;
                System.out.println("value maintain"+_maintainAddress);
                listDataHeader.add("Address "+_maintainAddress);

                // Adding child data
                List<String> Address1 = new ArrayList<String>();
                Address1.add("");
                Address1.add("");
                Address1.add("");
                Address1.add("");
                Address1.add("");
                Address1.add("");
                Address1.add("");
                Address1.add("");
                Address1.add("");

                int i = _maintainAddress - 1;
                listDataChild.put(listDataHeader.get(i), Address1); // Header, Child data

                listAdapter = new ExpandableListAdapter(AddNewAddressActivity.this, listDataHeader, listDataChild);

                // setting list adapter
                expListView.setAdapter(listAdapter);
                listAdapter.notifyDataSetChanged();
            }
            break;

        case R.id.mainRl:
            Constant.hideKeyBoard(AddNewAddressActivity.this);
            break;

        case R.id.saveAddressBtn:
            for(int i = 0;i<listDataHeader.size();i++)
            {
                for (int j = 0; j < listDataChild.size(); j++) 
                {

                }

            }

            break;

        default:
            break;
        }

    }
公共类AddNewAddressActivity扩展活动实现OnClickListener
{
可扩展列表适配器;
ExpandableListView解释视图;
列表列表数据头;
HashMapListDataChild;
//
私有RelativeLayout_mainRl=null;
private RelativeLayout_rlBackToCart=null;
private LinearLayout _llPay=null;
私有文本视图_tvCart=null;
私有文本视图_tvHeader=null;
私有文本视图_tvPay=null;
私有文本视图_tvfromListTxt=null;
私有文本视图_tvnewonext=null;
私有ImageView_addNewAddressBtn=null;
私有文本视图_saveAddressBtn=null;
//色调
系统经理;系统经理;
private RelativeLayout _rlHeader=null;
//字体
字体;
int _=0;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
//TODO自动生成的方法存根
super.onCreate(savedInstanceState);
setContentView(R.layout.add_new_address_screen);
_mainRl=(RelativeLayout)findViewById(R.id.mainRl);
_rlBackToCart=(RelativeLayout)findViewById(R.id.back\u to\u cart\u rl);
_llPay=(线性布局)findViewById(R.id.pay\u ll);
_tvCart=(TextView)findViewById(R.id.cartTxt);
_tvHeader=(TextView)findViewById(R.id.add\u new\u address\u headertv);
_tvPay=(TextView)findViewById(R.id.payTxt);
_tvfromListTxt=(TextView)findViewById(R.id.fromListTxt);
_TVnewOneText=(TextView)findViewById(R.id.newOneText);
_rlHeader=(RelativeLayout)findViewById(R.id.header_rl);
_addNewAddressBtn=(ImageView)findViewById(R.id.add\u new\u address);
_saveAddressBtn=(TextView)findViewById(R.id.saveAddressBtn);
expListView=(ExpandableListView)findViewById(R.id.exp\u列表);
listDataHeader=新的ArrayList();
listDataChild=newHashMap();
//准备列表数据
//prepareListData();
//字体
font=Typeface.createFromAsset(getAssets(),“century_gothic.ttf”);
_设置字体(字体);
_tvHeader.setTypeface(字体);
_设置字体(字体);
_tvfromListTxt.setTypeface(字体);
_设置字体(字体);
//点击
_rlBackToCart.setOnClickListener(this);
_llPay.setOnClickListener(此);
_addNewAddressBtn.setOnClickListener(此);
_mainRl.setOnClickListener(此);
_saveAddressBtn.setOnClickListener(此);
//更改状态条码
if(Build.VERSION.SDK\u INT>Build.VERSION\u code.KITKAT){
常量.changeStatusBarColor(AddNewAddressActivity.this);
}否则{
RelativeLayout.LayoutParams params=(RelativeLayout.LayoutParams)\ rlHeader.getLayoutParams();
参数设置边距(0,28,0,0);
_rlHeader.setLayoutParams(参数);
设置半透明状态(true);
tintManager=新系统bartintmanager(此);
tintManager.setStatusBartIntentabled(true);
tintManager.setStatusBarTintResource(R.color.Gray);
}
}
私有void setTranslucentStatus(布尔启用){
//TODO自动生成的方法存根
windowwin=getWindow();
WindowManager.LayoutParams winParams=win.getAttributes();
最终整数位=WindowManager.LayoutParams.FLAG_半透明_状态;
如果(打开){
winParams.flags |=位;
}否则{
winParams.flags&=~位;
}
win.setAttributes(winParams);
}
@凌驾
public void onBackPressed(){
//TODO自动生成的方法存根
super.onBackPressed();
overridePendingTransition(R.anim.left_至_right,R.anim.right_至_left);//用于后退按钮
}
@凌驾
公共void onClick(视图v){
开关(v.getId()){
案例R.id返回至购物车:
完成();
overridePendingTransition(R.anim.left_至_right,R.anim.right_至_left);//用于后退按钮
打破
案例R.id.pay\u ll:
Intent _int=newintent(AddNewAddressActivity.this,ConfirmOrderActivity.class);
星触觉(_int);
覆盖转换(R.anim.enter,R.anim.exit);
打破
案例R.id.添加\新\地址:

如果(listDataHeader.size(),则必须使用此方法查找单击的子编辑文本位置

    // Listview on child click listener
                expListView.setOnChildClickListener(new OnChildClickListener() {

                    @Override
                    public boolean onChildClick(ExpandableListView parent, View v, int groupPosition, int childPosition, long id) {
                        // TODO Auto-generated method stub
                        /*
                         * Toast.makeText( getActivity(), listDataHeader.get(groupPosition) + " : " + listDataChild.get( listDataHeader.get(groupPosition)) .get(childPosition),
                         * Toast.LENGTH_SHORT).show();
                         */
String editTextData = ((EditText)v).getText().toString().trim();
                        return false;
                    }
                });
在该方法中,您可以找到单击的子位置和单击的受尊重视图作为编辑文本,以及单击的组位置。 如果它能帮助你,那就接受它

  • 您必须将数据存储到应用程序类中,才能按“保存”按钮进行访问
  • 您可以在适配器中创建一个公共方法,该方法将返回单击的编辑文本数据

    private static ArrayList<String> selectedEditTextData;
    
    public ArrayList<String> getClickedEditTextData() {
            return selectedEditTextData;
        }
    
    私有静态数组列表selectedEditTextData;
    公共阵列列表getClickedEditTextData(){
    返回selectedEditTextData;
    }
    
  • 将单击的编辑文本数据添加到
    getChildView
    onClickListner上的ArrayList中

  • 在应用程序类中创建一个arraylist来存储所有编辑文本视图的值,并为其生成getter和setter
  • 在活动中,将适配器设置为列表
  • 将值从
    getClickedEditTextData()
    获取到活动中,并设置为全局arraylist
  • 在应用程序类的保存按钮上使用getArraylist方法

  • 基本上,您可以将所有输入的数据分别添加到ArrayList中并从中获取数据。

    我在RND之后找到了这个问题的解决方案,希望它能对其他开发人员有用

    这里是适配器中的代码

    全球价值

    public static HashMap<String,String>  arrayList = new HashMap<String,String>();
    
    单击Save按钮,我们执行此代码

    case R.id.saveAddressBtn:
    
    
                for(Map.Entry m:ExpandableListAdapter.arrayList.entrySet()){  
                    System.out.println("Dats in arralist===="+m.getKey()+" "+m.getValue());  
                }  
    
                //end changes
    
                break;
    

    garima:“活动”中有“保存”按钮
    txtListChild.addTextChangedListener(new TextWatcher() {
    
                    @Override
                    public void onTextChanged(CharSequence s, int start, int before, int count) {
                        // TODO Auto-generated method stub
    
                    }
    
                    @Override
                    public void beforeTextChanged(CharSequence s, int start, int count,
                            int after) {
                        // TODO Auto-generated method stub
    
                    }
    
                    @Override
                    public void afterTextChanged(Editable s) {
                        // TODO Auto-generated method stub
                        System.out.println("Value : " + childPosition  +txtListChild.getText().toString());
                        name = childPosition+""+txtListChild.getText().toString();
                        if(groupPosition==0)
                        {
                            arrayList.put(String.valueOf(groupPosition),name);
                        }
                        else if(groupPosition==1)
                        {
                            arrayList.put(String.valueOf(groupPosition),name);
                        }
                        else if(groupPosition==2)
                        {
                            arrayList.put(String.valueOf(groupPosition),name);
                        }
                        else if(groupPosition==3)
                        {
                            arrayList.put(String.valueOf(groupPosition),name);
                        }
                        else if(groupPosition==4)
                        {
                            arrayList.put(String.valueOf(groupPosition),name);
                        }
    
                    }
                });
    
    case R.id.saveAddressBtn:
    
    
                for(Map.Entry m:ExpandableListAdapter.arrayList.entrySet()){  
                    System.out.println("Dats in arralist===="+m.getKey()+" "+m.getValue());  
                }  
    
                //end changes
    
                break;