Android:RecyclerView onClick侦听器无法获取
我有600件物品。我在一个RecyclerView中列出了所有的数组项,并进行了很好的滚动。但是当我尝试访问onClicklistener时,它并没有得到响应。我尝试实现View.OnClickListener并重写onClick,但它不起作用 当用户单击视图中的某一行项目时,我想在列表项目中Toast项目 适配器代码为Android:RecyclerView onClick侦听器无法获取,android,android-layout,android-activity,android-recyclerview,Android,Android Layout,Android Activity,Android Recyclerview,我有600件物品。我在一个RecyclerView中列出了所有的数组项,并进行了很好的滚动。但是当我尝试访问onClicklistener时,它并没有得到响应。我尝试实现View.OnClickListener并重写onClick,但它不起作用 当用户单击视图中的某一行项目时,我想在列表项目中Toast项目 适配器代码为 public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder> { publ
public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder> {
public static class ViewHolder extends RecyclerView.ViewHolder
implements View.OnClickListener {
private String mItem;
private TextView mTextView;
public ViewHolder(View view) {
super(view);
view.setOnClickListener(this);
mTextView = (TextView) view.findViewById(R.id.item_title);
}
public void setItem(String item) {
mItem = item;
mTextView.setText(item);
}
@Override
public void onClick(View view) {
Log.d("TAG", "onClick " + getPosition() + " " + mItem);
}
}
private String[] mDataset;
public MyAdapter(String[] dataset) {
mDataset = dataset;
}
@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View v = LayoutInflater.from(parent.getContext())
.inflate(R.layout.item, parent, false);
ViewHolder vh = new ViewHolder(v);
return vh;
}
@Override
public void onBindViewHolder(ViewHolder holder, int position) {
holder.setItem(mDataset[position]);
}
@Override
public int getItemCount() {
return mDataset.length;
}
公共类MyAdapter扩展了RecyclerView.Adapter{
公共静态类ViewHolder扩展了RecyclerView.ViewHolder
实现View.OnClickListener{
私有字符串斜接;
私有文本视图mTextView;
公共视图持有者(视图){
超级(视图);
view.setOnClickListener(这个);
mTextView=(TextView)view.findViewById(R.id.item_title);
}
公共void集合项(字符串项){
mItem=项目;
mTextView.setText(项目);
}
@凌驾
公共void onClick(视图){
Log.d(“TAG”、“onClick”+getPosition()+“”+mItem);
}
}
私有字符串[]mDataset;
公共MyAdapter(字符串[]数据集){
mDataset=数据集;
}
@凌驾
public ViewHolder onCreateViewHolder(视图组父级,int-viewType){
视图v=LayoutInflater.from(parent.getContext())
.充气(右布局项,父项,假);
视窗支架vh=新视窗支架(v);
返回vh;
}
@凌驾
公共无效onBindViewHolder(ViewHolder,int位置){
holder.setItem(mDataset[位置]);
}
@凌驾
public int getItemCount(){
返回mDataset.length;
}
}
谁能帮帮我吗
提前感谢:)请查看答案,它可能会对您有所帮助
RecyclerView recyclerView = findViewById(R.id.recycler);
recyclerView.addOnItemTouchListener(
new RecyclerItemClickListener(context, new RecyclerItemClickListener.OnItemClickListener() {
@Override public void onItemClick(View view, int position) {
// do whatever
}
})
);
在中实现您的代码,单击。
快乐编码:)您可以通过将click listener设置为父视图来处理它。Recyclerview不提供与listview相同的默认项目单击列表器。 所以,创建父布局的对象并将其设置为单击listner 你的持有者初始化
class UserListHolder extends RecyclerView.ViewHolder {
RelativeLayout layoutMain;
UserListHolder(View itemView) {
layoutMain = (RelativeLayout)itemView.findViewById(R.id.layoutSquadItem);
}
}
public void onBindViewHolder(RecyclerView.ViewHolder viewHolder,final int position) {
((UserListHolder)viewHolder).layoutMain.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
//handle click
}
});
}
您也可以参考我已经使用您的代码创建了一个示例项目,单击Listener工作正常。例如,当我单击项目时,会在日志中显示单击的项目位置 MainActivity.java
public class MainActivity extends AppCompatActivity {
private MyAdapter mAdapter;
private RecyclerView mRecyclerView;
private String[] dataSet = {"Waleed", "Sarwar", "Yousuf"};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mAdapter = new MyAdapter(dataSet);
mRecyclerView = (RecyclerView) findViewById(R.id.recyclerView);
LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this);
linearLayoutManager.setOrientation(LinearLayoutManager.VERTICAL);
mRecyclerView.setLayoutManager(linearLayoutManager);
mRecyclerView.setAdapter(mAdapter);
}
}
public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder> {
private String[] mDataset;
public MyAdapter(String[] dataset) {
mDataset = dataset;
}
@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View v = LayoutInflater.from(parent.getContext())
.inflate(R.layout.item, parent, false);
ViewHolder vh = new ViewHolder(v);
return vh;
}
@Override
public void onBindViewHolder(ViewHolder holder, int position) {
holder.setItem(mDataset[position]);
}
@Override
public int getItemCount() {
return mDataset.length;
}
public static class ViewHolder extends RecyclerView.ViewHolder
implements View.OnClickListener {
private String mItem;
private TextView mTextView;
public ViewHolder(View view) {
super(view);
view.setOnClickListener(this);
mTextView = (TextView) view.findViewById(R.id.item_title);
}
public void setItem(String item) {
mItem = item;
mTextView.setText(item);
}
@Override
public void onClick(View view) {
Log.d("TAG", "onClick " + getPosition() + " " + mItem);
}
}
}
活动\u main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<android.support.v7.widget.RecyclerView
android:id="@+id/recyclerView"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:scrollbars="vertical" />
</LinearLayout>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="56dp"
android:layout_height="match_parent"
android:orientation="vertical">
<TextView
android:id="@+id/item_title"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
</LinearLayout>
我在这里使用同样的方法谢谢@WaleedSarwar@BinilSurendran不客气。请把我的答案记对。