Java onItemClickListener不';不能在ListFragment和自定义适配器中工作
我是Android编程的新手,最近尝试用Java onItemClickListener不';不能在ListFragment和自定义适配器中工作,java,android,onitemclicklistener,Java,Android,Onitemclicklistener,我是Android编程的新手,最近尝试用适配器制作一个ListFragment。片段最初用于显示包含TextView、ImageButton和ImageView的列表。我成功地使ImageButton在单击时工作。但是,当我试图单击列表视图时,它却没有这样做。我也尝试过很多关于这个的组合。喜欢加 android:focusable=“false” 每种观点,以及 android:genderantfocusability=“blocksDescendants” 到根ListViewlayout,
适配器制作一个ListFragment
。片段最初用于显示包含TextView
、ImageButton
和ImageView
的列表。我成功地使ImageButton
在单击时工作。但是,当我试图单击列表视图时,它却没有这样做。我也尝试过很多关于这个的组合。喜欢加
android:focusable=“false”
每种观点,以及
android:genderantfocusability=“blocksDescendants”
到根ListView
layout,但没有一个解决方案适合我。
我的案子还有别的解决办法吗
event_item_list.xml:
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent" android:layout_height="145dp"
android:orientation="vertical"
android:paddingTop="2.5dp"
android:descendantFocusability="blocksDescendants">
<ImageView
android:layout_width="fill_parent"
android:layout_height="145dp"
android:id="@+id/img_item"
android:scaleType="centerCrop" />
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="55dp"
android:orientation="horizontal"
android:layout_gravity="bottom"
android:background="#AA000000">
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical"
android:layout_gravity="center"
android:gravity="left"
android:layout_centerVertical="true"
android:paddingLeft="10dp">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textColor="@android:color/white"
android:id="@+id/txt_item_title"
android:textSize="20sp"
android:text="Title"
android:textAllCaps="true"
android:textStyle="bold"
android:maxLines="1" />
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:textColor="@android:color/darker_gray"
android:id="@+id/txt_item_date"
android:textSize="15dp"
android:text="Date"
android:maxLines="1" />
</LinearLayout>
<ImageButton
android:layout_width="55dp"
android:layout_height="match_parent"
android:id="@+id/imageButton"
android:layout_gravity="center_vertical"
android:src="@drawable/ic_right_arrow"
android:layout_alignParentRight="true"
android:layout_centerVertical="true"
android:tint="#ffffffff"
android:scaleType="fitXY"
android:drawSelectorOnTop="true"
android:padding="15dp" />
</RelativeLayout>
</FrameLayout>
agenda.java:
package com.permata.app.myapplication;
import android.app.ListFragment;
import android.content.Intent;
import android.os.Bundle;
import android.app.Fragment;
import android.support.design.widget.Snackbar;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.ImageButton;
import android.widget.ListView;
import java.util.ArrayList;
/**
* A simple {@link Fragment} subclass.
*/
public class agenda extends ListFragment {
public agenda() {
// Required empty public constructor
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
View view = inflater.inflate(R.layout.fragment_agenda, container, false);
super.onCreateView(inflater, container, savedInstanceState);
ArrayList<agenda_content> konten_agenda = getKonten();
final ListView lv = (ListView)view.findViewById(android.R.id.list);
lv.setAdapter(new agenda_adapter(this.getActivity(), konten_agenda));
lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> a, View v, int position, long id) {
Intent i = new Intent(getActivity(),agenda_details.class);
startActivity(i);
}
}); //this doesn't work
return view;
}
private ArrayList<agenda_content> getKonten() {
ArrayList<agenda_content> results = new ArrayList<agenda_content>();
agenda_content ct = new agenda_content();
ct.setTitle("Agenda 1");
ct.setDate("Date 1");
ct.setImage(R.drawable.img_sample_1);
results.add(ct);
ct = new agenda_content();
ct.setTitle("Agenda 2");
ct.setDate("Date 2");
ct.setImage(R.drawable.img_sample_2);
results.add(ct);
ct = new agenda_content();
ct.setTitle("Agenda 3");
ct.setDate("Date 3");
ct.setImage(R.drawable.img_sample_3);
results.add(ct);
ct = new agenda_content();
ct.setTitle("Agenda 4");
ct.setDate("Date 4");
ct.setImage(R.drawable.img_sample_1);
results.add(ct);
ct = new agenda_content();
ct.setTitle("Agenda 5");
ct.setDate("Date 5");
ct.setImage(R.drawable.img_sample_2);
results.add(ct);
ct = new agenda_content();
ct.setTitle("Agenda 6");
ct.setDate("Date 6");
ct.setImage(R.drawable.img_sample_3);
results.add(ct);
return results;
}
}
package com.permata.app.myapplication;
导入android.app.ListFragment;
导入android.content.Intent;
导入android.os.Bundle;
导入android.app.Fragment;
导入android.support.design.widget.Snackbar;
导入android.view.LayoutInflater;
导入android.view.view;
导入android.view.ViewGroup;
导入android.widget.AdapterView;
导入android.widget.Button;
导入android.widget.ImageButton;
导入android.widget.ListView;
导入java.util.ArrayList;
/**
*一个简单的{@link Fragment}子类。
*/
公共课议程扩展到了公共课{
公共议程(){
//必需的空公共构造函数
}
@凌驾
创建视图上的公共视图(布局、充气机、视图组容器、,
Bundle savedInstanceState){
//为该碎片膨胀布局
视图=充气机。充气(R.layout.fragment\u议程,容器,false);
super.onCreateView(充气机、容器、保存状态);
ArrayList konten_agenda=getKonten();
final ListView lv=(ListView)view.findviewbyd(android.R.id.list);
lv.setAdapter(新议程适配器(this.getActivity(),konten_议程));
lv.setOnItemClickListener(新的AdapterView.OnItemClickListener(){
@凌驾
公共视图单击(适配器视图a、视图v、内部位置、长id){
意图i=新意图(getActivity(),agenda_details.class);
星触觉(i);
}
})这行不通
返回视图;
}
私有数组列表getKonten(){
ArrayList结果=新建ArrayList();
议程内容ct=新议程内容();
ct.setTitle(“议程1”);
ct.设定日期(“日期1”);
ct.setImage(R.drawable.img_样本_1);
结果:添加(ct);
ct=新议程内容();
ct.setTitle(“议程2”);
ct.设定日期(“日期2”);
ct.setImage(R.drawable.img_样本_2);
结果:添加(ct);
ct=新议程内容();
ct.setTitle(“议程3”);
ct.设定日期(“日期3”);
ct.setImage(R.drawable.img_样本_3);
结果:添加(ct);
ct=新议程内容();
ct.setTitle(“议程4”);
ct.设定日期(“日期4”);
ct.setImage(R.drawable.img_样本_1);
结果:添加(ct);
ct=新议程内容();
ct.setTitle(“议程5”);
ct.设定日期(“日期5”);
ct.setImage(R.drawable.img_样本_2);
结果:添加(ct);
ct=新议程内容();
ct.setTitle(“议程6”);
ct.设定日期(“日期6”);
ct.setImage(R.drawable.img_样本_3);
结果:添加(ct);
返回结果;
}
}
议程_adapter.java:
package com.permata.app.myapplication;
import android.content.Context;
import android.content.res.ColorStateList;
import android.graphics.Color;
import android.graphics.PorterDuff;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.RippleDrawable;
import android.media.Image;
import android.support.design.widget.Snackbar;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.TextView;
import java.util.ArrayList;
public class agenda_adapter extends BaseAdapter {
private static ArrayList<agenda_content> content_array;
private LayoutInflater mInflater;
public agenda_adapter(Context context, ArrayList<agenda_content> result) {
content_array = result;
mInflater = LayoutInflater.from(context);
}
@Override
public int getCount() {
return content_array.size();
}
@Override
public Object getItem(int position) {
return content_array.get(position);
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ViewHolder holder;
if(convertView == null) {
convertView = mInflater.inflate(R.layout.event_item_list, null);
holder = new ViewHolder();
holder.title = (TextView)convertView.findViewById(R.id.txt_item_title);
holder.date = (TextView)convertView.findViewById(R.id.txt_item_date);
holder.image = (ImageView)convertView.findViewById(R.id.img_item);
convertView.setTag(holder);
} else {
holder = (ViewHolder)convertView.getTag();
}
holder.title.setText(content_array.get(position).getTitle());
holder.date.setText(content_array.get(position).getDate());
holder.image.setImageResource(content_array.get(position).getImage());
ImageButton domore = (ImageButton)convertView.findViewById(R.id.imageButton);
domore.setFocusable(false);
domore.getBackground().setColorFilter(0xAAAC7805, PorterDuff.Mode.MULTIPLY);
domore.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
final Snackbar snackbar = Snackbar.make(v, "HEY!", Snackbar.LENGTH_LONG)
.setAction("Action", null);
snackbar.show();
}
});
return convertView;
}
static class ViewHolder {
TextView title;
TextView date;
ImageView image;
}
}
package com.permata.app.myapplication;
导入android.content.Context;
导入android.content.res.ColorStateList;
导入android.graphics.Color;
导入android.graphics.PorterDuff;
导入android.graphics.drawable.drawable;
导入android.graphics.drawable.RippleDrawable;
导入android.media.Image;
导入android.support.design.widget.Snackbar;
导入android.view.LayoutInflater;
导入android.view.view;
导入android.view.ViewGroup;
导入android.widget.BaseAdapter;
导入android.widget.ImageButton;
导入android.widget.ImageView;
导入android.widget.TextView;
导入java.util.ArrayList;
公共类议程适配器扩展了BaseAdapter{
私有静态数组列表内容数组;
私人停车场;
公共议程适配器(上下文、ArrayList结果){
内容\数组=结果;
mInflater=LayoutInflater.from(上下文);
}
@凌驾
public int getCount(){
返回内容_array.size();
}
@凌驾
公共对象getItem(int位置){
返回内容\u数组.get(位置);
}
@凌驾
公共长getItemId(int位置){
返回位置;
}
@凌驾
公共视图getView(int位置、视图转换视图、视图组父视图){
视窗座;
if(convertView==null){
convertView=mInflater.充气(R.layout.event\u item\u list,空);
holder=新的ViewHolder();
holder.title=(TextView)convertView.findViewById(R.id.txt\u item\u title);
holder.date=(TextView)convertView.findViewById(R.id.txt\u item\u date);
holder.image=(ImageView)convertView.findViewById(R.id.img_项);
convertView.setTag(支架);
}否则{
holder=(ViewHolder)convertView.getTag();
}
holder.title.setText(content_array.get(position.getTitle());
holder.date.setText(content_array.get(position.getDate());
holder.image.setImageResource(content_array.get(position.getImage());
ImageButton domore=(ImageButton)convertView.findViewById(R.id.ImageButton);
domore.setFocusable(false);
domore.getBackground().setColorFilter(0xAAAC7805,PorterDuff.Mode.MULTIPLY);
setOnClickListener(新视图.OnClickListener(){
@凌驾
公共v
<ListView
android:layout_width="fill_parent"
android:layout_height="fill_parrent"
android:id="@id/android:list"
android:drawSelectorOnTop="true"
</ListView>
/**
* Special class to to allow the parent to be pressed without being pressed itself.
* This way the line of a tab can be pressed, but the image itself is not.
*/
public class DontPressWithParentImageView extends ImageView {
public DontPressWithParentImageView(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
public void setPressed(boolean pressed) {
// If the parent is pressed, do not set to pressed.
if (pressed && ((View) getParent()).isPressed()) {
return;
}
super.setPressed(pressed);
}
}
if (mCallButton == null) {
mCallButton = new DontPressWithParentImageView(mContext, null);
mCallButton.setId(id);
mCallButton.setOnClickListener(mCallButtonClickListener);
mCallButton.setBackgroundResource(R.drawable.call_background);
mCallButton.setImageResource(android.R.drawable.sym_action_call);
mCallButton.setPadding(mCallButtonPadding, 0, mCallButtonPadding, 0);
mCallButton.setScaleType(ScaleType.CENTER);
}
mCallButton.setTag(tag);
mCallButton.setVisibility(View.VISIBLE);
DontPressWithParentImageView domore = (DontPressWithParentImageView)convertView.findViewById(R.id.imageButton);
domore.setFocusable(false);
//..............
<com.permata.app.myapplication.DontPressWithParentImageView android:id="@+id/call_button"
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:paddingLeft="14dip"
android:paddingRight="14dip"
android:layout_centerVertical="true"
android:gravity="center"
android:src="@android:drawable/sym_action_call"
android:background="@drawable/call_background"
/>