Android 如何修复ListView上的侦听器
这是java类MainActivity.javaAndroid 如何修复ListView上的侦听器,android,android-listview,android-adapter,onitemclicklistener,listview-adapter,Android,Android Listview,Android Adapter,Onitemclicklistener,Listview Adapter,这是java类MainActivity.java package com.example.mhn.intercoapp; import android.content.Intent; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.util.Log; import android.view.View; import android.widget.AdapterVi
package com.example.mhn.intercoapp;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.Toast;
import com.example.mhn.intercoapp.Adapters.EmployeeDirAdapter;
import com.example.mhn.intercoapp.static_class.EmployeeDir;
import java.util.ArrayList;
public class EmployeeDirectoryActivity extends AppCompatActivity {
ListView listView;
ImageView back_button;
EmployeeDir obj;
ArrayList <EmployeeDir> empDir ;
EmployeeDirAdapter adapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_employee_directory);
listView = (ListView) findViewById(R.id.listView_emp_directory_xml);
back_button = (ImageView) findViewById(R.id.back_button_header_emp_directory_activity_xml);
obj = new EmployeeDir();
empDir = new ArrayList<>();
adapter = new EmployeeDirAdapter(getApplicationContext(),empDir);
back_button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(getApplicationContext(),MainActivity.class);
startActivity(intent);
finish();
}
});
obj.setEmp_name("Hafiz Sadique Umar");
obj.setEmp_email("hsu@gmail.com");
obj.setEmp_contact_num("+923045607057");
empDir.add(obj);
empDir.add(obj);
empDir.add(obj);
listView.setAdapter(adapter);
listView.setOnItemClickListener(new AdapterView.OnItemClickListener()
{
@Override
public void onItemClick(AdapterView<?> adapter, View v, int position,
long arg3)
{
String value = (String)adapter.getItemAtPosition(position);
Intent intent= new Intent(getApplicationContext(),DoneActivity.class);
startActivity(intent);
// assuming string and if you want to get the value on click of list item
// do what you intend to do on click of listview row
}
});
}
}
package com.example.mhn.app;
导入android.content.Intent;
导入android.support.v7.app.AppActivity;
导入android.os.Bundle;
导入android.util.Log;
导入android.view.view;
导入android.widget.AdapterView;
导入android.widget.ImageView;
导入android.widget.ListView;
导入android.widget.Toast;
导入com.example.mhn.intercapp.Adapters.EmployeeDirAdapter;
导入com.example.mhn.intercapp.static_class.EmployeeDir;
导入java.util.ArrayList;
公共类EmployeeDirectoryActivity扩展了AppCompativeActivity{
列表视图列表视图;
图像查看后退按钮;
雇员目标;
ArrayList empDir;
EmployeeDirAdapter适配器;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity\u employee\u目录);
listView=(listView)findViewById(R.id.listView\u emp\u directory\u xml);
后退按钮=(ImageView)findViewById(R.id.后退按钮\u标题\u emp\u目录\u活动\u xml);
obj=新员工dir();
empDir=newarraylist();
adapter=newemployeediradapter(getApplicationContext(),empDir);
后退按钮.setOnClickListener(新视图.OnClickListener(){
@凌驾
公共void onClick(视图v){
Intent Intent=新的Intent(getApplicationContext(),MainActivity.class);
星触觉(意向);
完成();
}
});
对象setEmp_名称(“Hafiz Sadique Umar”);
obj.setEmp_电子邮件(“hsu@gmail.com");
对象设置触点数量(+923045607057);
empDir.add(obj);
empDir.add(obj);
empDir.add(obj);
setAdapter(适配器);
setOnItemClickListener(新的AdapterView.OnItemClickListener()
{
@凌驾
公共单击(适配器视图适配器,视图v,内部位置,
长arg3)
{
字符串值=(字符串)适配器.getItemAtPosition(位置);
Intent Intent=newintent(getApplicationContext(),DoneActivity.class);
星触觉(意向);
//假设字符串,如果您想在单击列表项时获取值
//在单击listview行时执行您想要执行的操作
}
});
}
}
这是activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".EmployeeDirectoryActivity">
<RelativeLayout
android:id="@+id/relatice_layout_header_emp_directory_activity_xml"
android:background="@color/colorAccent"
android:layout_width="match_parent"
android:layout_alignParentTop="true"
android:layout_height="56dp">
<ImageView
android:id="@+id/back_button_header_emp_directory_activity_xml"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_alignParentLeft="true"
android:src="@drawable/back_arrow_header"
android:layout_centerVertical="true"
android:layout_marginLeft="10dp"
/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Employee Directory"
android:textColor="#fff"
android:textSize="18dp"
android:textStyle="bold"
android:layout_centerInParent="true"
/>
</RelativeLayout>
<ListView
android:clickable="true"
android:id="@+id/listView_emp_directory_xml"
android:layout_below="@id/relatice_layout_header_emp_directory_activity_xml"
android:layout_width="match_parent"
android:layout_height="match_parent">
</ListView>
</RelativeLayout>
这是适配器
package com.example.mhn.intercoapp.Adapters;
import android.content.Context;
import android.content.Intent;
import android.text.util.Linkify;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import com.example.mhn.intercoapp.MainActivity;
import com.example.mhn.intercoapp.R;
import com.example.mhn.intercoapp.static_class.EmployeeDir;
import java.util.ArrayList;
public class EmployeeDirAdapter extends BaseAdapter {
Context context;
private LayoutInflater inflater;
private ArrayList<EmployeeDir> menuData=new ArrayList<>();
public EmployeeDirAdapter(Context context, ArrayList<EmployeeDir>EmpDir)
{
this.context = context;
this.menuData=EmpDir;
inflater = LayoutInflater.from(context);
}
@Override
public int getCount() {
return menuData.size();
}
@Override
public Object getItem(int i) {
return menuData.get(i);
}
@Override
public long getItemId(int i) {
return i;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ViewHolderEmpDir holder;
if (convertView == null) {
holder = new ViewHolderEmpDir();
convertView = inflater.inflate(R.layout.emp_directory_list_row_layout, parent, false);
holder.name = (TextView) convertView.findViewById(R.id.name_textView_emp_directory_list_row_layout);
holder.email = (TextView) convertView.findViewById(R.id.email_textView_emp_directory_list_row_layout);
holder.phone = (TextView) convertView.findViewById(R.id.phone);
holder.pic = (ImageView) convertView.findViewById(R.id.emp_pic_emp_directory_list_row_layout);
holder.viewButton = (ImageView) convertView.findViewById(R.id.view_button_emp_dir_list_row_layout);
convertView.setTag(holder);
}
else
{
holder = (ViewHolderEmpDir) convertView.getTag();
}
holder.name.setText(menuData.get(position).getEmp_name());
holder.email.setText(menuData.get(position).getEmp_email());
holder.phone.setText(menuData.get(position).getEmp_contact_num());
//Linkify.addLinks(holder.email,Linkify.EMAIL_ADDRESSES);
//Linkify.addLinks(holder.phone,Linkify.PHONE_NUMBERS);
holder.pic.setImageResource(R.drawable.user_sign_up);
holder.viewButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(context,MainActivity.class);
}
});
//downloadImage(position,holder);
return convertView;
}
// private void downloadImage(int position,ViewHolderShowAllBooking holder)
// {
// Picasso.with(context)
// .load("http://www.efefoundation.net/inklink/uploads/artist/"+menuData.get(position).getArtistId()+".jpg")
// .fit() // will explain later
// .into(holder.profile);
// }
static class ViewHolderEmpDir
{
TextView name;
TextView email;
TextView phone;
ImageView pic;
ImageView viewButton;
}
}
package com.example.mhn.intercapp.Adapters;
导入android.content.Context;
导入android.content.Intent;
导入android.text.util.Linkify;
导入android.view.LayoutInflater;
导入android.view.view;
导入android.view.ViewGroup;
导入android.widget.BaseAdapter;
导入android.widget.ImageView;
导入android.widget.TextView;
导入com.example.mhn.intercapp.main活动;
导入com.example.mhn.intercapp.R;
导入com.example.mhn.intercapp.static_class.EmployeeDir;
导入java.util.ArrayList;
公共类EmployeeDirAdapter扩展了BaseAdapter{
语境;
私人充气机;
private ArrayList menuData=new ArrayList();
公共EmployeeDirAdapter(上下文,ArrayListMPDir)
{
this.context=上下文;
this.menuData=EmpDir;
充气器=充气器。从(上下文);
}
@凌驾
public int getCount(){
返回menuData.size();
}
@凌驾
公共对象getItem(int i){
返回menuData.get(i);
}
@凌驾
公共长getItemId(int i){
返回i;
}
@凌驾
公共视图getView(int位置、视图转换视图、视图组父视图){
视窗夹持器视窗夹持器视窗夹持器视窗夹持器视窗夹持器视窗夹持器视窗夹持器视窗夹持器视窗夹持器视窗夹持器视窗夹持器;
if(convertView==null){
holder=新的ViewHolderEmpDir();
convertView=inflater.inflate(R.layout.emp\u目录\u列表\u行\u布局,父级,false);
holder.name=(TextView)convertView.findViewById(R.id.name\u TextView\u emp\u directory\u list\u row\u layout);
holder.email=(TextView)convertView.findViewById(R.id.email\u TextView\u emp\u目录\u列表\u行\u布局);
holder.phone=(TextView)convertView.findViewById(R.id.phone);
holder.pic=(ImageView)convertView.findViewById(R.id.emp\u pic\u emp\u目录\u列表\u行\u布局);
holder.viewButton=(ImageView)convertView.findViewById(R.id.view\u按钮\u emp\u目录\u列表\u行\u布局);
convertView.setTag(支架);
}
其他的
{
holder=(ViewHolderEmpDir)convertView.getTag();
}
holder.name.setText(menuData.get(position.getEmp_name());
holder.email.setText(menuData.get(position.getEmp_email());
holder.phone.setText(menuData.get(position.getEmp_contact_num());
//Linkify.addLinks(holder.email,Linkify.email_地址);
//Linkify.addLinks(holder.phone,Linkify.phone_号码);
holder.pic.setImageResource(R.drawable.user\u sign\u);
holder.viewButton.setOnClickListener(新视图.OnClickListener(){
@凌驾
公共void onClick(视图v){
意向意向=新意向(上下文,MainActivity.class);
}
});
//下载图像(位置、支架);
返回视图;
}
//私人void下载图像(int位置,持票人所有订票人)
// {
//毕加索。与(上下文)
//.加载(“http://www.efefoundation.net/inklink/uploads/artist/“+menuData.get(position.getArtistId()+”.jpg”)
//.fit()//稍后将进行解释
//.进入(持有人档案);
// }
静态类ViewHolderEmpDir
{
文本视图名称;
TextView电子邮件;
文本视图电话;
图像视图;
ImageView视图按钮;
}
}
这是列表行布局
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:weightSum="4"
android:orientation="horizontal"
android:layout_width="match_parent"
android:layout_height="match_parent">
<RelativeLayout
android:layout_marginTop="5dp"
android:layout_centerHorizontal="true"
android:layout_width="0dp"
android:layout_weight="1"
android:layout_height="70dp"
android:background="@color/colorAccent">
<ImageView
android:id="@+id/emp_pic_emp_directory_list_row_layout"
android:layout_marginTop="5dp"
android:layout_width="80dp"
android:layout_height="70dp"
android:layout_marginBottom="5dp"
android:src="@drawable/user_sign_up"/>
</RelativeLayout>
<RelativeLayout
android:background="@color/colorAccent"
android:layout_marginTop="5dp"
android:layout_width="0dp"
android:layout_height="70dp"
android:layout_weight="3">
<TextView
android:id="@+id/name_textView_emp_directory_list_row_layout"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:layout_marginLeft="10dp"
android:textColor="#fff"
android:textSize="18dp"
android:layout_alignParentLeft="true"
android:text="Husnain"/>
<TextView
android:id="@+id/phone"
android:layout_toRightOf="@id/name_textView_emp_directory_list_row_layout"
android:layout_marginTop="20dp"
android:layout_marginLeft="20dp"
android:autoLink="phone"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="***********"
android:textColor="#fff"/>
<TextView
android:id="@+id/email_textView_emp_directory_list_row_layout"
android:layout_alignParentLeft="true"
android:layout_below="@id/name_textView_emp_directory_list_row_layout"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="mhn786@gmail.com"
android:autoLink="email"
android:layout_marginLeft="10dp"
android:textSize="18dp"
android:textColor="#fff"
/>
<ImageView
android:id="@+id/view_button_emp_dir_list_row_layout"
android:src="@drawable/view"
android:layout_centerVertical="true"
android:layout_marginRight="10dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"/>
</RelativeLayout>
</LinearLayout>
当我申请时
<ListView
android:clickable="true" <!-- Remove this attribute -->
android:id="@+id/listView_emp_directory_xml"
android:layout_below="@id/relatice_layout_header_emp_directory_activity_xml"
android:layout_width="match_parent"
android:layout_height="match_parent"/>