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android - onListItemClick 不适用于 ListView ?

转载 作者:塔克拉玛干 更新时间:2023-11-02 08:16:02 25 4
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您好, ListView 的 onListItemClick 无法正常工作。在这里,我使用 AsyncTask 从 SQLite 中获取数据并将其显示在 ListView 中。我想在单击 ListView 中的列表时执行一些操作。但是点击没有发生。为此,我尝试了很多。请帮我。这是我的代码

    package com.applexus.app.mobilesalesorder;

import java.util.ArrayList;
import java.util.Map;
import java.util.TreeMap;

import com.applexus.app.library.sql.SqlConnector;

import android.app.ListActivity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.inputmethod.EditorInfo;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.TextView.OnEditorActionListener;

public class SoldToPartiesList extends ListActivity {
private ArrayList<String> data = new ArrayList<String>();
private ArrayList<String> idk = new ArrayList<String>();
private ArrayList<String> name1 = new ArrayList<String>();
private ArrayList<String> inco1 = new ArrayList<String>();
private ArrayList<String> email = new ArrayList<String>();
private ArrayList<String> tel = new ArrayList<String>();
private ArrayList<String> vwerk = new ArrayList<String>();
private SharedPreferences prefs;
private String prefNamesalesorgid = "salesorgid";
private String prefNamedistchnlid = "distchnlid";
private String prefNamedivid = "divid";
private String prefName = "mso";
private TextView titlename;

private static class ViewHolder {
TextView tvlist;
TextView tvlistsmall;
}

private class EfficientAdapter extends BaseAdapter {

private Context context;
LayoutInflater inflater;

public EfficientAdapter(Context context) {
// TODO Auto-generated constructor stub
this.context = context;
inflater = LayoutInflater.from(context);

}

@Override
public int getCount() {
// TODO Auto-generated method stub
return data.size();
}

@Override
public Object getItem(int position) {
// TODO Auto-generated method stub
return position;
}

@Override
public long getItemId(int position) {
// TODO Auto-generated method stub
return position;
}

@Override
public View getView(int position, View convertView, ViewGroup parent) {
// TODO Auto-generated method stub
ViewHolder holder;
final int place = position;

if (convertView == null) {
convertView = inflater.inflate(R.layout.listso, null);
holder = new ViewHolder();
holder.tvlist = (TextView) convertView
.findViewById(R.id.textViewlist);
holder.tvlistsmall = (TextView) convertView
.findViewById(R.id.textView1);
convertView.setTag(holder);
//
} else {
holder = (ViewHolder) convertView.getTag();
}
holder.tvlist.setText(idk.get(position));
holder.tvlistsmall.setText(data.get(position));

return convertView;
}


}

Map<String, String> map = new TreeMap<String, String>();
SqlConnector con;
String salorg;
String distch;
String division;
Context co = this;
Boolean searchable=false;
TextView tvmc;
TextView tvmn;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.materiallist);
titlename = (TextView) findViewById(R.id.textViewtitle);
titlename.setText(R.string.soldtoparties);
tvmc=(TextView)findViewById(R.id.textViewmc);
tvmn=(TextView)findViewById(R.id.textViewmn);
prefs = getSharedPreferences(prefName, MODE_PRIVATE);
salorg = (prefs.getString(prefNamesalesorgid, ""));
distch = (prefs.getString(prefNamedistchnlid, ""));
division=(prefs.getString(prefNamedivid, ""));
DownloadWebPageTask task = new DownloadWebPageTask();
task.execute(new String[] { null });

// ListView lv=(ListView)findViewById(android.R.id.list);
// lv.setOnItemSelectedListener(new )
}

EditText es;
LinearLayout ls;
LinearLayout mc;
LinearLayout mn;
Boolean searchFlag = false;
String search;

@Override
protected void onResume() {
// TODO Auto-generated method stub
super.onResume();

es = (EditText) findViewById(R.id.editTextSearch);
ls = (LinearLayout) findViewById(R.id.linearLayoutsearch);

}

private class DownloadWebPageTasksearch extends
AsyncTask<String, Void, String> {
Cursor c;
ProgressBar pb;

@Override
protected String doInBackground(String... urls) {
con = new SqlConnector(co);
try {
if (searchFlag) {
c = con.select("select Kunnr,Name,Name1,Inco1,Vwerk,SmtpAddr,Telf1 from tb_soldtoparties where salesorg='"
+ salorg + "' and channel='" + distch + "' and Name like '%"+search+"%' and division='"+division+"';");

} else {
c = con.select("select Kunnr,Name,Name1,Inco1,Vwerk,SmtpAddr,Telf1 from tb_soldtoparties where salesorg='"
+ salorg + "' and channel='" + distch + "' and Kunnr like '%"+search+"%' and division='"+division+"';");

}
} catch (Exception e) {

e.printStackTrace();
}

int in = c.getCount();
c.moveToFirst();
for (int i = 0; i < in; i++) {

idk.add(c.getString(0));
data.add(c.getString(1));
name1.add(c.getString(2));
inco1.add(c.getString(3));
vwerk.add(c.getString(4));
email.add(c.getString(5));
tel.add(c.getString(6));
c.moveToNext();
}
return null;
}

@Override
protected void onPostExecute(String result) {

setListAdapter(new EfficientAdapter(SoldToPartiesList.this));
pb = (ProgressBar) findViewById(R.id.progressBar1);
pb.setVisibility(View.INVISIBLE);
searchable=true;
con.close();
}

@Override
protected void onPreExecute() {
super.onPreExecute();
idk.clear();
data.clear();
name1.clear();
inco1.clear();
vwerk.clear();
email.clear();
tel.clear();
setListAdapter(new EfficientAdapter(SoldToPartiesList.this));
pb = (ProgressBar) findViewById(R.id.progressBar1);
pb.setVisibility(View.VISIBLE);
searchable=false;
}
}

private class DownloadWebPageTask extends AsyncTask<String, Void, String> {
Cursor c;
ProgressBar pb;

@Override
protected String doInBackground(String... urls) {
con = new SqlConnector(co);
try {
c = con.select("select Kunnr,Name,Name1,Inco1,Vwerk,SmtpAddr,Telf1 from tb_soldtoparties where salesorg='"
+ salorg + "' and channel='" + distch + "' and division='"+division+"';");

} catch (Exception e) {

e.printStackTrace();
}

int in = c.getCount();
c.moveToFirst();
Log.d("size", "" + in + "");
for (int i = 0; i < in; i++) {

idk.add(c.getString(0));
data.add(c.getString(1));
name1.add(c.getString(2));
inco1.add(c.getString(3));
vwerk.add(c.getString(4));
email.add(c.getString(5));
tel.add(c.getString(6));
c.moveToNext();
}
return null;
}

@Override
protected void onPostExecute(String result) {

setListAdapter(new EfficientAdapter(SoldToPartiesList.this));
pb = (ProgressBar) findViewById(R.id.progressBar1);
pb.setVisibility(View.INVISIBLE);
searchable=true;
con.close();


}

@Override
protected void onPreExecute() {
super.onPreExecute();
idk.clear();
data.clear();
name1.clear();
inco1.clear();
vwerk.clear();
email.clear();
tel.clear();
pb = (ProgressBar) findViewById(R.id.progressBar1);
pb.setVisibility(View.VISIBLE);
searchable=false;
}
}


// class ClickOnList implements OnItemClickListener
// {
// @Override
// public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
// long arg3) {
// Log.d("ListView", "Position"+arg2);
//
// }
//
// }


// public OnItemClickListener theListListener = new OnItemClickListener() {
//
// public void onItemClick(android.widget.AdapterView<?> parent, View v, int position, long id) {
// Log.d("position",position+"");
// } };


@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
super.onListItemClick(l, v, position, id);

int place=position;
Log.d("position",position+"");

}
}

布局代码为materiallist.xml

<?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:background="@color/bluebg"
android:orientation="vertical" >

<LinearLayout
android:id="@+id/linearLayout1"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="@drawable/bar1"
android:gravity="center_vertical"
android:minHeight="50dp"
android:orientation="horizontal" >

<LinearLayout
android:id="@+id/linearLayout2"
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:layout_margin="5dp"
android:layout_weight="1"
android:gravity="center_vertical|left" >

<TextView
android:id="@+id/textViewtitle"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="5dp"
android:shadowColor="#000000"
android:shadowDx="1"
android:shadowDy="1"
android:shadowRadius="1.5"
android:text="@string/materials"
android:textAppearance="?android:attr/textAppearanceLarge" />
</LinearLayout>

<LinearLayout
android:id="@+id/linearLayout3"
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:layout_margin="5dp"
android:gravity="center" >

<ProgressBar
android:id="@+id/progressBar1"
style="?android:attr/progressBarStyleSmall"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:visibility="visible" />
</LinearLayout>
</LinearLayout>

<LinearLayout
android:id="@+id/linearLayout2"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical" >

<LinearLayout
android:id="@+id/linearLayout3"
android:layout_width="fill_parent"
android:layout_height="wrap_content" >

<LinearLayout
android:id="@+id/linearLayout4"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="1"
android:gravity="center" >

<EditText
android:id="@+id/editTextSearch"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="5dp"
android:layout_weight="1"
android:hint="@string/search"
android:imeOptions="actionDone"
android:inputType="textUri" >

</EditText>
</LinearLayout>

<LinearLayout
android:id="@+id/linearLayoutsearch"
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:gravity="center" android:clickable="true">

<ImageView
android:id="@+id/imageView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="5dp"
android:src="@drawable/search" />
</LinearLayout>
</LinearLayout>
</LinearLayout>

<LinearLayout
android:id="@+id/linearLayout6"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical" >

<LinearLayout
android:id="@+id/linearLayout7"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="@drawable/listbg2" >


<LinearLayout
android:id="@+id/linearLayoutmc"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="1"
android:background="@drawable/lbg1"
android:gravity="center" >


<TextView
android:id="@+id/textViewmc"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="5dp"
android:text="Code"
android:textColor="@color/black" />

</LinearLayout>

<LinearLayout
android:id="@+id/linearLayoutmn"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_weight="1"
android:background="@drawable/lbg2"
android:gravity="center" >




<TextView
android:id="@+id/textViewmn"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="5dp"
android:text="Name"
android:textColor="@color/black" />

</LinearLayout>
</LinearLayout>
</LinearLayout>

<LinearLayout
android:id="@+id/linearLayout10"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical" >

<ListView
android:id="@android:id/list"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:divider="@color/offwhite" >
</ListView>
</LinearLayout>

</LinearLayout>

而listso3.xml是

<?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="wrap_content"
android:background="@drawable/lbg"
android:orientation="vertical"
>

<TextView
android:id="@+id/textViewNamelist3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="5dp"
android:textAppearance="?android:attr/textAppearanceSmall"
android:textColor="@color/black"
android:focusable="false"/>

<TextView
android:id="@+id/textViewKunn2list3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="5dp"
android:layout_marginLeft="5dp"
android:textAppearance="?android:attr/textAppearanceSmall"
android:textColor="@color/black"
android:focusable="false"/>
</LinearLayout>

最佳答案

将以下代码添加到 XML 中的 TextView

android:focusableInTouchMode="false"
android:clickable="false"
android:focusable="false"

再试一次。

另一个简单的解决方案:将 android:descendantFocusability="blocksDescendants" 添加到 Root View 组。

关于android - onListItemClick 不适用于 ListView ?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/9765120/

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