ListView內的ListView只顯示一個項目

-2

我正在開發一個債務管理器應用程序，您可以在其中添加您欠他們或他們欠您的人和金額。這些人員應該在ListView中顯示，並在人員條目中的ListView中顯示債務。目前，我將每兩個債務條目添加兩個人作爲虛擬數據。兩個人都顯示在外部ListView中，但只顯示一個債務項目。ListView內的ListView只顯示一個項目

有什麼想法？

我已經閱讀了一些與此主題相關的問題，但我沒有找到解決方案。

這些都是相關的文件：

content_main.xml：

<?xml version="1.0" encoding="utf-8"?> 
<RelativeLayout 
    xmlns:android="http://schemas.android.com/apk/res/android" 
    xmlns:tools="http://schemas.android.com/tools" 
    xmlns:app="http://schemas.android.com/apk/res-auto" 
    android:layout_width="match_parent" 
    android:layout_height="match_parent" 
    android:paddingLeft="@dimen/activity_horizontal_margin" 
    android:paddingRight="@dimen/activity_horizontal_margin" 
    android:paddingTop="@dimen/activity_vertical_margin" 
    android:paddingBottom="@dimen/activity_vertical_margin" 
    app:layout_behavior="@string/appbar_scrolling_view_behavior" 
    tools:showIn="@layout/app_bar_main" 
    tools:context="de.cheereeo.imbroke_debtmanager.MainActivity"> 

    <ListView 
      android:layout_width="fill_parent" 
      android:layout_height="wrap_content" 
      android:id="@+id/personsView" 
      android:layout_alignParentTop="true" android:layout_alignParentStart="true"/> 
</RelativeLayout>

person_item.xml：

<?xml version="1.0" encoding="utf-8"?> 
    <RelativeLayout 
      xmlns:android="http://schemas.android.com/apk/res/android" 
      android:layout_width="match_parent" 
      android:layout_height="wrap_content"> 
     <RelativeLayout 
       android:layout_width="wrap_content" 
       android:layout_height="wrap_content" android:layout_marginTop="5dp" android:layout_marginLeft="5dp" 
       android:id="@+id/relativeLayout2"> 
      <TextView 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:text="0.00" 
        android:id="@+id/amountView" android:layout_gravity="right" 
        android:layout_marginRight="5dp" android:layout_alignParentTop="true" 
        android:textStyle="bold" android:textColor="#000000"/> 
      <TextView 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:text="from" 
        android:id="@+id/forView" android:layout_marginRight="5dp" 
        android:layout_alignParentTop="true" android:layout_toEndOf="@+id/amountView" android:textStyle="bold" 
        android:textColor="#000000"/> 
      <TextView 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:text="Jon Doe" 
        android:id="@+id/nameView" 
        android:layout_marginRight="5dp" 
        android:layout_gravity="center_horizontal" 
        android:layout_alignBottom="@+id/forView" android:layout_toEndOf="@+id/forView" 
        android:textStyle="bold" android:textColor="#000000"/> 
     </RelativeLayout> 
    <RelativeLayout 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" android:layout_alignParentRight="true" 
      android:id="@+id/relativeLayout"> 
     <ImageButton 
       android:layout_width="wrap_content" 
       android:layout_height="wrap_content" 
       android:id="@+id/addButton" android:layout_alignParentRight="false" 
       android:src="@android:drawable/ic_input_add" android:background="#ffff" 
     /> 
     <ImageButton 
       android:layout_width="24dp" 
       android:layout_height="wrap_content" 
       android:id="@+id/withdrawButton" android:layout_alignParentRight="false" 
       android:src="@android:drawable/button_onoff_indicator_on" 
       android:layout_toEndOf="@+id/addButton" android:layout_alignParentEnd="false"/> 
    </RelativeLayout> 
    <ListView 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:id="@+id/debtsView" android:layout_below="@+id/relativeLayout" 
      android:layout_alignStart="@+id/relativeLayout2" android:stackFromBottom="false"/> 

</RelativeLayout>

debt_item.xml：

<?xml version="1.0" encoding="utf-8"?> 
<RelativeLayout 
     xmlns:android="http://schemas.android.com/apk/res/android" 
     android:layout_width="match_parent" 
     android:layout_height="match_parent"> 
    <RelativeLayout 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" android:layout_marginTop="5dp" android:layout_marginLeft="5dp" 
      android:id="@+id/relativeLayout2"> 
     <TextView 
       android:layout_width="wrap_content" 
       android:layout_height="wrap_content" 
       android:text="0.00" 
       android:id="@+id/amountView" android:layout_gravity="right" 
       android:layout_marginRight="5dp" 
       android:textStyle="bold" android:textColor="#000000" 
     /> 
     <TextView 
       android:layout_width="wrap_content" 
       android:layout_height="wrap_content" 
       android:text="for" 
       android:id="@+id/forView" android:layout_marginRight="5dp" 
       android:layout_alignParentTop="true" android:textStyle="bold" 
       android:textColor="#000000" android:layout_toEndOf="@+id/amountView"/> 
     <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Food" 
        android:id="@+id/subjectView" android:layout_marginRight="5dp" android:layout_alignParentTop="true" 
        android:textStyle="bold" android:textColor="#000000" android:layout_toEndOf="@+id/forView"/> 
    </RelativeLayout> 
    <RelativeLayout 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" android:layout_alignParentRight="true" 
      android:id="@+id/relativeLayout"> 
     <ImageButton 
       android:layout_width="wrap_content" 
       android:layout_height="wrap_content" 
       android:id="@+id/addButton" android:layout_alignParentRight="false" 
       android:src="@android:drawable/ic_menu_edit" android:background="#fff"/> 
    </RelativeLayout> 
</RelativeLayout>

PersonAdapter.java：

@EBean 
public class PersonAdapter extends BaseAdapter { 

    List<Person> persons; 

    @RootContext 
    Context context; 

    @AfterInject 
    void initAdapter() { 
     persons = new ArrayList<>(); 
     persons.add(new Person("Jon Doe")); 
     persons.add(new Person("Peter Pan")); 
    } 

    @Override 
    public View getView(int position, View convertView, ViewGroup parent) { 
     PersonItemView personItemView; 
     if (convertView == null) { 
      personItemView = PersonItemView_.build(context); 
     } else { 
      personItemView = (PersonItemView) convertView; 
     } 

     personItemView.bind(getItem(position)); 

     return personItemView; 
    } 

    @Override 
    public int getCount() { 
     return persons.size(); 
    } 

    @Override 
    public Person getItem(int position) { 
     return persons.get(position); 
    } 

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

DebtAdapter.java：

@EBean 
public class DebtAdapter extends BaseAdapter { 

    List<Debt> debts; 

    Person other; 

    @RootContext 
    Context context; 

    @AfterInject 
    void initAdapter() { 
     debts = new ArrayList<>(); 

     debts.add(new Debt("Pizza", 5.9, this.other, Debt.Direction.BORROWED_FROM)); 
     debts.add(new Debt("Bus ticket", 2.3, this.other, Debt.Direction.LENT_TO)); 
    } 

    public void setOther(Person other) { 
     this.other = other; 
    } 

    @Override 
    public View getView(int position, View convertView, ViewGroup parent) { 
     DebtItemView debtItemView; 
     if (convertView == null) { 
      debtItemView = DebtItemView_.build(context); 
     } else { 
      debtItemView = (DebtItemView) convertView; 
     } 

     debtItemView.bind(getItem(position)); 

     return debtItemView; 
    } 

    @Override 
    public int getCount() { 
     return debts.size(); 
    } 

    @Override 
    public Debt getItem(int position) { 
     return debts.get(position); 
    } 

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

PersonItemView.java：

@EViewGroup(R.layout.person_item) 
public class PersonItemView extends LinearLayout { 
    @ViewById 
    TextView nameView; 

    @ViewById 
    ListView debtsView; 

    @Bean 
    DebtAdapter adapter; 

    public PersonItemView(Context context) { 
     super(context); 
    } 

    public void bind(Person person) { 
     adapter.setOther(person); 
     nameView.setText(person.name); 
    } 

    @AfterViews 
    public void afterViews(){ 
     debtsView.setAdapter(adapter); 
    } 
}

DebtItemView：

@EViewGroup(R.layout.debt_item) 
public class DebtItemView extends LinearLayout { 
    @ViewById 
    TextView amountView; 
    @ViewById 
    TextView subjectView; 

    public DebtItemView(Context context) { 
     super(context); 
    } 

    public void bind(Debt debt) { 
     amountView.setText(String.valueOf(debt.amount)); 
     subjectView.setText(debt.subject); 
    } 
}

來源

2016-08-25 boogiewoogieman

呦應儘量可擴展的ListView，here是擴展列表視圖的一個例子。

在小組中添加小組成員姓名及其子女的債務。

來源

2016-08-25 12:06:28

ListView內的ListView只顯示一個項目

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