Select all checkboxes in RecyclerView
17,677
Solution 1
You made a simple mistake here
if (!isSelectedAll) holder.select_item.setChecked(false);
else holder.select_item.setChecked(true);
change setSelected
into setChecked
thats it
Solution 2
for both Select All and Unselect All
activty
checkall.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if(checkall.isChecked()){
categoryAdapter.selectAll();
}
else {
categoryAdapter.unselectall();
}
}
});
in adapter
public void selectAll(){
isSelectedAll=true;
notifyDataSetChanged();
}
public void unselectall(){
isSelectedAll=false;
notifyDataSetChanged();
}
@Override
public void onBindViewHolder(@NonNull final MyviewHolder holder, int position) {
final CategoryListItems list = categoryListItems.get(position);
holder.text.setText(list.getName());
if (!isSelectedAll){
holder.checkbox.setChecked(false);
}
else holder.checkbox.setChecked(true);
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Comments
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no news almost 2 years
How can I select all checkboxes in
recyclerView?
I try to do it like this:
in Adapter:
public void selectAll(){ Log.e("onClickSelectAll","yes"); isSelectedAll=true; notifyDataSetChanged(); } @Override public void onBindViewHolder(ViewHolder holder, int position) { PersonDTO item = dataSet.get(position); holder.tvName.setText(item.getName()); if (!isSelectedAll) holder.cbSelect.setSelected(false); else holder.cbSelect.setSelected(true);}
In
layout
Activity
I have abutton
withonClickListener
:private void onClickSelectAll(View view) { getSelectPersonsAdapter().selectAll(); }
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no news almost 8 years@RahulMandaliya It's helped, thanks! Make answer
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