private void createAdapter() {
mAdapter = new PersonAdapter(mPersons, this);
mAdapter.setOnItemClickListener(onItemClickListener);
mAdapter.setOnItemLongClickListener(onItemLongClickListener);
mRecyclerView.setAdapter(mAdapter);
}
private void closeActionMode() {
mActionMode = null;
mAdapter.clearItemsChecked();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
getWindow().setStatusBarColor(ContextCompat.getColor(this, R.color.colorPrimaryDark));
}
}
private void openActionMode(int position) {
mActionMode = startSupportActionMode(callback);
mAdapter.setItemChecked(position);
updateTitleBar();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
getWindow().setStatusBarColor(ContextCompat.getColor(this, R.color.secondaryText));
}
}
private void filterList(String newText) {
int size = mPersons.size();
for (int i = size - 1; i >= 0; i--) {
String namePerson = mPersons.get(i).getName();
if (!namePerson.contains(newText)) {
mPersons.remove(i);
mAdapter.notifyDataSetChanged();
}
}
}
@Override
public void OnItemClick(View v, int position) {
if (mActionMode != null) {
mAdapter.setItemChecked(position);
updateTitleBar();
} else
Toast.makeText(
MainActivity.this,
mPersons.get(position).getName() + " Click",
Toast.LENGTH_LONG)
.show();
}
@Override
public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
if (item.getItemId() == R.id.action_delete) {
mAdapter.delete();
mActionMode.finish();
Snackbar.make(
mRecyclerView,
getString(R.string.message_deleted, mAdapter.totalItemChecked()),
Snackbar.LENGTH_LONG)
.setAction(
R.string.message_undo,
new View.OnClickListener() {
@Override
public void onClick(View v) {
mAdapter.undoDelete();
}
})
.setActionTextColor(ContextCompat.getColor(MainActivity.this, R.color.colorPrimary))
.show();
}
return false;
}
private void updateTitleBar() {
int total = mAdapter.totalItemChecked();
String selected = getResources().getQuantityString(R.plurals.total_selected, total, total);
mActionMode.setTitle(selected);
}