我想在我的Recyclerview Adapter类的Onlongclick中实现android底页,但是我试图按下我的recyclelerview项目,它已经崩溃了 .
public class AddAtendanceAdapter extends
RecyclerView.Adapter<AddAtendanceAdapter.AttendanceViewHolder> {
public List<Details> dAttendance = Collections.emptyList();
private LayoutInflater inflater;
private static Context context;
private View v;
public AddAtendanceAdapter(Context context, List<Details> dAttendance) {
this.dAttendance = dAttendance;
this.context = context;
inflater = LayoutInflater.from(context);
}
@Override
public AttendanceViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View v = LayoutInflater.from(parent.getContext()).inflate(R.layout.student_item_row,
parent, false);
AttendanceViewHolder pvh = new AttendanceViewHolder(v);
return pvh;
}
@Override
public void onBindViewHolder(AttendanceViewHolder holder, int postions) {
Details details = dAttendance.get(postions);
holder.StudentsName.setText(details.getStudentName());
Glide.with(context)
.load(details.getStudentImage())
.into(holder.stdImg);
}
@Override
public int getItemCount() {
if (dAttendance != null) {
return dAttendance.size();
}
return 0;
}
@Override
public void onAttachedToRecyclerView(RecyclerView recyclerView) {
super.onAttachedToRecyclerView(recyclerView);
}
public static class AttendanceViewHolder extends RecyclerView.ViewHolder {
TextView StudentsName;
CircleImageView stdImg;
private Activity activity;
AttendanceViewHolder(View itemView) {
super(itemView);
StudentsName = (TextView) itemView.findViewById(R.id.txtStdName);
stdImg = (CircleImageView) itemView.findViewById(R.id.stdImg);
itemView.setOnLongClickListener(new View.OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
Log.d("juu","hhh");
openBottomSheet(v);
return false;
}
});
}
private void openBottomSheet(View v) {
//View view = activity.getLayoutInflater ().inflate (R.layout.bottom_sheet, null);
// View view = inflater.inflate( R.layout.bottom_sheet, null );
LayoutInflater inflater = (LayoutInflater) context.getSystemService( Context.LAYOUT_INFLATER_SERVICE );
View view = inflater.inflate (R.layout.bottom_sheet, null);
TextView txtBackup = (TextView)view.findViewById(R.id.txt_backup);
TextView txtDetail = (TextView)view.findViewById(R.id.txt_detail);
TextView txtOpen = (TextView)view.findViewById(R.id.txt_open);
final TextView txtUninstall = (TextView)view.findViewById( R.id.txt_uninstall);
final Dialog mBottomSheetDialog = new Dialog (context, R.style.MaterialDialogSheet);
mBottomSheetDialog.setContentView (view);
mBottomSheetDialog.setCancelable (true);
mBottomSheetDialog.getWindow ().setLayout (LinearLayout.LayoutParams.MATCH_PARENT,
LinearLayout.LayoutParams.WRAP_CONTENT);
mBottomSheetDialog.getWindow ().setGravity (Gravity.BOTTOM);
mBottomSheetDialog.show ();
txtBackup.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(context,"Clicked Backup",Toast.LENGTH_SHORT).show();
mBottomSheetDialog.dismiss();
}
});
txtDetail.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(context,"Clicked Detail",Toast.LENGTH_SHORT).show();
mBottomSheetDialog.dismiss();
}
});
txtOpen.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(context,"Clicked Open",Toast.LENGTH_SHORT).show();
mBottomSheetDialog.dismiss();
}
});
txtUninstall.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(context,"Clicked Uninstall",Toast.LENGTH_SHORT).show();
mBottomSheetDialog.dismiss();
}
});
}
}
}
my log cat is
android.view.WindowManager $ BadTokenException:无法添加窗口 - 令牌null不适用于android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:)的android.view.ViewRootImpl.setView(ViewRootImpl.java:583)上的应用程序 . 310)在android.app.Dindog.show(Dialog.java:319)的android.view.WindowManagerImpl.addView(WindowManagerImpl.java:85)in.edsys.teacherapp.adapters.AddAtendanceAdapter $ AttendanceViewHolder.openBottomSheet(AddAtendanceAdapter.java) :119)at.edsys.teacherapp.adapters.AddAtendanceAdapter $ AttendanceViewHolder.access $ 000(AddAtendanceAdapter.java:80)in.edsys.teacherapp.adapters.AddAtendanceAdapter $ AttendanceViewHolder $ 1.onLongClick(AddAtendanceAdapter.java:95)
2 回答
您可以在适配器类中使用 Bottom Sheet Dialog 或 Bottom Sheet Dialog Fragment 显示底部工作表
BottomSheetDialog Example
而且你也可以使用BottomsheetDialogFragment
BottomsheetDialogFragment Example
对话类
在您的适配器类中调用BottomsheetDialog
有关详细信息,请查看以下链接
Link1
Link2
使用它为我工作的代码对xml文件进行小的更改