(ExpandableListView), 버튼을 클릭하면 ImageView

업데이트 하위 뷰에서 버튼을 클릭하면 그룹의 이미지 뷰를 업데이트합니다. 문제는 단추를 클릭 할 때 모든 확인란이 선택되어 있으면 이미지보기에 마지막으로 표시되고 모든 확인란이 선택되지 않은 경우 이미지보기에 다른 하나가 다른보기로 표시됩니다.(ExpandableListView), 버튼을 클릭하면 ImageView

MyImage

문제는 내가 버튼을 클릭하면 이미지보기가 올바른 위치에 업데이트 할 수 없습니다입니다!

package cn.nedu.exlistview; 

import java.util.ArrayList; 
import java.util.List; 
import java.util.Map; 

import android.content.Context; 
import android.content.res.Resources; 
import android.graphics.Color; 
import android.graphics.drawable.Drawable; 
import android.view.LayoutInflater; 
import android.view.View; 
import android.view.ViewGroup; 
import android.widget.BaseExpandableListAdapter; 
import android.widget.Button; 
import android.widget.CheckBox; 
import android.widget.ImageView; 
import android.widget.TextView; 
import android.widget.Toast; 

class AccountExpandablebaseadapter extends BaseExpandableListAdapter { 

    private Resources mResource; 
    private Context context; 

    List<String> accountFather = new ArrayList<String>(); 

    List<List<Map<String, String>>> accountChild = new ArrayList<List<Map<String, String>>>(); 
    List<View> cachedGroupView = new ArrayList<View>(); 
    public AccountExpandablebaseadapter(Context context, 
      List<String> accountFathers, 
      List<List<Map<String, String>>> accountChilds,Resources mResouce) { 

     this.accountFather = accountFathers; 
     this.accountChild = accountChilds; 
     this.mResource = mResouce; 
     this.context = context; 
    } 

    public View getGroupView(int groupPosition, boolean isExpanded, 
      View convertView, ViewGroup parent) { 
     GroupViewHolder viewHolder = null; 
     View view = convertView; 

     if (view == null) { 
      LayoutInflater inflater = (LayoutInflater) context 
        .getSystemService(Context.LAYOUT_INFLATER_SERVICE); 
      view = inflater.inflate(R.layout.member_listview, null); 


      viewHolder = new GroupViewHolder(); 
      viewHolder.groupTitle = (TextView) view.findViewById(R.id.txtFather); 
      /*customize indicator view*/ 
      viewHolder.groupStatus = (ImageView) view.findViewById(R.id.status); 
      //RelativeLayout tabLayout = (RelativeLayout)view.findViewById(); 
      //mResource.getDrawable(R.drawable.indicator_close); 
      view.setTag(viewHolder); 

     }else{ 
      viewHolder = (GroupViewHolder) view.getTag(); 
     } 
     cachedGroupView.add(view); //cached group view 
     viewHolder.groupTitle.setText(getGroup(groupPosition).toString()); 
     Drawable indicator_close = mResource.getDrawable(R.drawable.indicator_close); 
     indicator_close.setBounds(0, 0, indicator_close.getMinimumWidth(), indicator_close.getMinimumHeight()); 
     Drawable indicator_open = mResource.getDrawable(R.drawable.indicator_open); 
     indicator_open.setBounds(0, 0, indicator_open.getMinimumWidth(), indicator_open.getMinimumHeight()); 
     if (isExpanded) { 
      //imageIndicator.setImageResource(R.drawable.indicator_close); 
      viewHolder.groupTitle.setCompoundDrawables(indicator_close, null, null, null); 
      viewHolder.groupTitle.setBackgroundColor(R.color.text_color_normal); 
      viewHolder.groupTitle.setTextColor(mResource.getColor(R.color.text_color_click)); 
     }else{ 
      //imageIndicator.setImageResource(R.drawable.indicator_open); 
      viewHolder.groupTitle.setCompoundDrawables(indicator_open, null, null, null); 
      viewHolder.groupTitle.setBackgroundColor(Color.TRANSPARENT); 
      viewHolder.groupTitle.setTextColor(mResource.getColor(R.color.text_color_normal)); 

     } 


     return view; 
    } 

    public long getGroupId(int groupPosition) { 
     return groupPosition; 
    } 

    public Object getGroup(int groupPosition) { 
     return accountFather.get(groupPosition).toString(); 
    } 

    public int getGroupCount() { 
     return accountFather.size(); 

    } 

    public View getChildView(final int groupPosition, final int childPosition, 
      boolean isLastChild, View convertView, ViewGroup parent) { 
     View view = convertView; 
     ChildViewHolder viewHolder = null; 
     if (view == null) { 
      LayoutInflater inflater = (LayoutInflater) context 
        .getSystemService(Context.LAYOUT_INFLATER_SERVICE); 
      view = inflater.inflate(R.layout.member_childitem2, null); 
      viewHolder = new ChildViewHolder(); 



      viewHolder.checkBox1 = (CheckBox)view.findViewById(R.id.checkbox1); 
      viewHolder.checkBox2 = (CheckBox)view.findViewById(R.id.checkbox2); 
      viewHolder.checkBox3 = (CheckBox)view.findViewById(R.id.checkbox3); 
      viewHolder.checkBox4 = (CheckBox)view.findViewById(R.id.checkbox4); 
      viewHolder.checkBox5 = (CheckBox)view.findViewById(R.id.checkbox5); 
      viewHolder.checkBox6 = (CheckBox)view.findViewById(R.id.checkbox6); 


      view.setTag(viewHolder); 
     }else{ 
      viewHolder = (ChildViewHolder) view.getTag(); 
     } 

     Button btn_submit = (Button)view.findViewById(R.id.btn_submit); 


     View groupView = cachedGroupView.get(childPosition); 
     final GroupViewHolder groupViewHolder = (GroupViewHolder) groupView.getTag(); 
     btn_submit.setOnClickListener(new View.OnClickListener() { 

      @Override 
      public void onClick(View v) { 
       // TODO Auto-generated method stub 
       Toast.makeText(context, 
         groupPosition+ ":" 
           + childPosition, 
         Toast.LENGTH_SHORT).show(); 

       groupViewHolder.groupStatus.setImageResource(R.drawable.indicator_close); 
      } 
     }); 


     return view; 
    } 

    public long getChildId(int groupPosition, int childPosition) { 
     return childPosition; 
    } 

    public Object getChild(int groupPosition, int childPosition) { 
     return accountChild.get(groupPosition).get(childPosition) 
       .get(ExListView.FATHERACCOUNT).toString(); 
    } 

    public int getChildrenCount(int groupPosition) { 
     return accountChild.get(groupPosition).size(); 
    } 

    public boolean hasStableIds() { 
     return true; 
    } 

    public boolean isChildSelectable(int groupPosition, int childPosition) { 
     return true; 
    } 


    class GroupViewHolder{ 
     TextView groupTitle; 
     ImageView groupStatus; 
    } 
    class ChildViewHolder{ 

     CheckBox checkBox1; 
     CheckBox checkBox2; 
     CheckBox checkBox3; 
     CheckBox checkBox4; 
     CheckBox checkBox5; 
     CheckBox checkBox6; 
    } 

} 




package cn.nedu.exlistview; 

import java.util.ArrayList; 
import java.util.HashMap; 
import java.util.List; 
import java.util.Map; 

import android.app.Activity; 
import android.content.Context; 
import android.content.res.Resources; 
import android.os.Bundle; 
import android.os.StrictMode; 
import android.view.LayoutInflater; 
import android.view.View; 
import android.view.ViewGroup; 
import android.view.Window; 
import android.view.View.OnClickListener; 
import android.widget.AbsListView; 
import android.widget.BaseExpandableListAdapter; 
import android.widget.ExpandableListView; 
import android.widget.ExpandableListView.OnGroupClickListener; 
import android.widget.ExpandableListView.OnGroupExpandListener; 
import android.widget.ImageView; 
import android.widget.LinearLayout; 
import android.widget.TextView; 
import android.widget.Toast; 
import android.widget.ExpandableListView.OnChildClickListener; 

public class ExListView extends Activity { 

    final static String FATHERACCOUNT = "fatherAccount"; 
    final static String CHILDACCOUNT = "childAccount"; 
    final static String BALANCEACCOUNT = "accountBalance"; 
    private int currentHourPosition = -1; 
    List<String> accountFather = new ArrayList<String>(); 

    List<List<Map<String, String>>> accountChild = new ArrayList<List<Map<String, String>>>(); 

    AccountExpandablebaseadapter adapter; 
    ExpandableListView listAccount; 
    private Resources mResouce; 

    /** Called when the activity is first created. */ 
    @Override 
    public void onCreate(Bundle savedInstanceState) { 
     super.onCreate(savedInstanceState); 
     // StriceMode 
     StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 
       .detectAll().penaltyLog().penaltyDialog().build()); 

     requestWindowFeature(Window.FEATURE_NO_TITLE); 
     setContentView(R.layout.main); 
     mResouce = getResources(); 
     listAccount = (ExpandableListView) findViewById(R.id.listAccount); 


     accountFather.add("GroupName1"); 
     accountFather.add("GroupName2"); 
     accountFather.add("GroupName3"); 

     List<Map<String, String>> financeAccount = new ArrayList<Map<String, String>>(); 
     Map<String, String> child1Data1 = new HashMap<String, String>(); 
     child1Data1.put(FATHERACCOUNT, "wwwwww)"); 
     child1Data1.put(CHILDACCOUNT, "wwwwww"); 
     child1Data1.put(BALANCEACCOUNT, "￥0.00"); 
     financeAccount.add(child1Data1); 

     List<Map<String, String>> dummyAccount = new ArrayList<Map<String, String>>(); 
     Map<String, String> child2Data1 = new HashMap<String, String>(); 
     child2Data1.put(FATHERACCOUNT, "zzzzz"); 
     child2Data1.put(CHILDACCOUNT, "zzzzzz"); 
     child2Data1.put(BALANCEACCOUNT, "￥0.00"); 
     dummyAccount.add(child2Data1); 
     List<Map<String, String>> cashAccount = new ArrayList<Map<String, String>>(); 
     Map<String, String> child3Data1 = new HashMap<String, String>(); 
     child3Data1.put(FATHERACCOUNT, "xxxxxx"); 
     child3Data1.put(CHILDACCOUNT, "eeeeeee"); 
     child3Data1.put(BALANCEACCOUNT, "￥0.00"); 
     cashAccount.add(child3Data1); 
     List<Map<String, String>> creditorAccount = new ArrayList<Map<String, String>>(); 
     Map<String, String> child4Data1 = new HashMap<String, String>(); 

     List<Map<String, String>> owesAccount = new ArrayList<Map<String, String>>(); 
     Map<String, String> child5Data1 = new HashMap<String, String>(); 

     accountChild.add(financeAccount); 
     accountChild.add(dummyAccount); 
     accountChild.add(cashAccount); 

     adapter = new AccountExpandablebaseadapter(ExListView.this, 
       accountFather, accountChild, mResouce); 
     listAccount.setAdapter(adapter); 
     listAccount.setGroupIndicator(null); 
     listAccount.setDivider(null); 

     listAccount.setOnChildClickListener(new OnChildClickListener() { 

      @Override 
      public boolean onChildClick(ExpandableListView parent, View v, 
        int groupPosition, int childPosition, long id) { 
       /* 
       * Toast.makeText(getBaseContext(), 
       * String.valueOf(groupPosition) + ":" + 
       * String.valueOf(childPosition), Toast.LENGTH_SHORT).show(); 
       */ 
       return false; 
      } 
     }); 
     // 
     listAccount.setOnGroupClickListener(new OnGroupClickListener() { 

      @Override 
      public boolean onGroupClick(ExpandableListView parent, View v, 
        int groupPosition, long id) { 

       return false; 
      } 
     }); 

     listAccount.setOnGroupExpandListener(new OnGroupExpandListener() { 

      @Override 
      public void onGroupExpand(int groupPosition) { 
       if (currentHourPosition != -1 
         && currentHourPosition != groupPosition) { 
        listAccount.collapseGroup(currentHourPosition); 
       } 
       currentHourPosition = groupPosition; 
       listAccount.setSelectedGroup(groupPosition); 
      } 
     }); 
    } 

} 


<?xml version="1.0" encoding="utf-8"?> 
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    android:layout_width="fill_parent" 
    android:layout_height="fill_parent" 
    android:orientation="vertical" 
    android:background="#003300"> 

    <ExpandableListView 
     android:id="@+id/listAccount" 
     android:layout_width="fill_parent" 
     android:layout_height="wrap_content" 
     android:groupIndicator="@null" 
     android:scrollbars="none" 
     /> 

</LinearLayout> 

<?xml version="1.0" encoding="utf-8"?> 
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    android:layout_width="fill_parent" 
    android:layout_height="wrap_content" 
    android:orientation="horizontal" > 

    <RelativeLayout 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 

     android:layout_alignParentBottom="true" 
     android:id="@+id/tabLayout"> 

     <ImageView 
      android:id="@+id/indicator" 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:contentDescription="@string/app_name" 
      android:visibility="gone" /> 

     <TextView 
      android:id="@+id/txtFather" 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:layout_gravity="center" 
      android:layout_marginLeft="6dp" 
      android:layout_toRightOf="@id/indicator" 
      android:textColor="#000000" 
      android:textSize="16dp" 
      /> 
    </RelativeLayout> 

    <ImageView 
     android:id="@+id/status" 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:layout_alignParentRight="true" 
     android:contentDescription="@string/app_name" 
     android:src="@drawable/icon" /> 

</RelativeLayout> 

<?xml version="1.0" encoding="utf-8"?> 
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    android:layout_width="wrap_content" 
    android:layout_height="wrap_content" 
    android:background="#ffffff" 
    android:orientation="vertical" > 

    <CheckBox 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:id="@+id/checkbox1" 
     android:text="Checkbox1" 
     android:button="@drawable/checkbox_bg" 
     android:textColor="#000000" /> 

    <CheckBox 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:id="@+id/checkbox2" 
     android:text="Checkbox2" 
     android:button="@drawable/checkbox_bg" 
     android:textColor="#000000" /> 

    <CheckBox 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:id="@+id/checkbox3" 
     android:text="Checkbox3" 
     android:textColor="#000000" 
     android:button="@drawable/checkbox_bg" /> 

    <CheckBox 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:textColor="#000000" 
     android:id="@+id/checkbox4" 
     android:text="Checkbox4" 
     android:button="@drawable/checkbox_bg" /> 

    <CheckBox 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:textColor="#000000" 
     android:id="@+id/checkbox5" 
     android:text="Checkbox5" 
     android:button="@drawable/checkbox_bg" /> 

    <CheckBox 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:textColor="#000000" 
     android:id="@+id/checkbox6" 
     android:text="Checkbox6" 
     android:button="@drawable/checkbox_bg" /> 

    <LinearLayout 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:layout_gravity="center_horizontal" 
     android:orientation="horizontal" > 

     <Button 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:text="Take Picture" /> 

     <Button 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:text="Submit" 
      android:id="@+id/btn_submit" /> 

     <Button 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:text="Cancel" 
      android:id="@+id/btn_cancel" /> 
    </LinearLayout> 

</LinearLayout>

출처

2012-03-05 user1219188

솔루션을 찾는 데 도움이되는 경우 코드를 게시해야합니다. – TryTryAgain

내 소스 코드를 붙여 넣었습니다. 해결하도록 도와주세요. 많은 감사합니다! – user1219188

이 문제를 알고 계셨습니까? – user1219188

이 클래스를 활동으로 확장하면 위치 및 확장 상태를 저장하고 복원하는 작업이 처리됩니다.

import java.util.ArrayList; 
import java.util.List; 

import android.app.ExpandableListActivity; 
import android.os.Bundle; 
import android.widget.ExpandableListAdapter; 
import android.widget.ExpandableListView; 

public class PersistentExpandableListActivity extends ExpandableListActivity { 
private long[] expandedIds; 

public PersistentExpandableListActivity() { 
    super(); 
} 

@Override 
protected void onStart() { 
    super.onStart(); 
    if (this.expandedIds != null) { 
     restoreExpandedState(expandedIds); 
    } 
} 

@Override 
protected void onStop() { 
    super.onStop(); 
    expandedIds = getExpandedIds(); 
} 

@Override 
protected void onSaveInstanceState(Bundle outState) { 
    super.onSaveInstanceState(outState); 
    this.expandedIds = getExpandedIds(); 
    outState.putLongArray("ExpandedIds", this.expandedIds); 
} 

@Override 
protected void onRestoreInstanceState(Bundle state) { 
    super.onRestoreInstanceState(state); 
    long[] expandedIds = state.getLongArray("ExpandedIds"); 
    if (expandedIds != null) { 
     restoreExpandedState(expandedIds); 
    } 
} 

private long[] getExpandedIds() { 
    ExpandableListView list = getExpandableListView(); 
    ExpandableListAdapter adapter = getExpandableListAdapter(); 
    if (adapter != null) { 
     int length = adapter.getGroupCount(); 
     ArrayList<Long> expandedIds = new ArrayList<Long>(); 
     for(int i=0; i < length; i++) { 
      if(list.isGroupExpanded(i)) { 
       expandedIds.add(adapter.getGroupId(i)); 
      } 
     } 
     return toLongArray(expandedIds); 
    } else { 
     return null; 
    } 
} 

private void restoreExpandedState(long[] expandedIds) { 
    this.expandedIds = expandedIds; 
    if (expandedIds != null) { 
     ExpandableListView list = getExpandableListView(); 
     ExpandableListAdapter adapter = getExpandableListAdapter(); 
     if (adapter != null) { 
      for (int i=0; i<adapter.getGroupCount(); i++) { 
       long id = adapter.getGroupId(i); 
       if (inArray(expandedIds, id)) list.expandGroup(i); 
      } 
     } 
    } 
} 

private static boolean inArray(long[] array, long element) { 
    for (long l : array) { 
     if (l == element) { 
      return true; 
     } 
    } 
    return false; 
} 

private static long[] toLongArray(List<Long> list) { 
    long[] ret = new long[list.size()]; 
    int i = 0; 
    for (Long e : list) 
     ret[i++] = e.longValue(); 
    return ret; 
} 
}

출처

2012-03-08 19:08:08

안녕하세요, 답변 해 주셔서 감사합니다. 그러나 문제는 여전히 존재합니다. 이메일을 첨부 할 수 있습니까? 직접 소스 코드를 보내주십시오. 내 이메일은 martin.zheng18 @ gmail.com입니다. 내게 메일 주소를 보낼 수 있습니다. – user1219188

(ExpandableListView), 버튼을 클릭하면 ImageView

답변

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