tóm tắt một số code Android

Đặt onItemLongClickListener cho custom ListViewandroid:descendantFocusability="blocksDescendants" Gửi result trở lại Intent resultIntent = new Intent;// TODO Add extras or a data setResu

Đặt onItemLongClickListener cho custom ListView

android:descendantFocusability="blocksDescendants"

Gửi result trở lại

Intent resultIntent = new Intent();// TODO Add extras or a data setResult(Activity.RESULT_OK, resultIntent);

finish();

Nhận Result từ activity con

@Override

protected void onActivityResult(int requestCode, int resultCode, Intent data) {

// Check which request we're responding to

if requestCode == PICK_CONTACT_REQUEST) {

// Make sure the request was successful

if resultCode == RESULT_OK) {

// The user picked a contact

// The Intent's data Uri identifies which contact was selected

// Do something with the contact here (bigger example below)

}

}

}

Adapter

class PhongBanAdapter extends ArrayAdapter<PhongBan> {

private Activity context;

private int layoutID;

private List<PhongBan> dsPhongBan;

public PhongBanAdapter(Activity context,int resource, List<PhongBan> objects) { super(context, resource, objects);

this.context=context;

this.layoutID=resource;

this.dsPhongBan=objects;

}

@Override

public View getView(int position, View convertView, ViewGroup parent) {

convertView=context.getLayoutInflater().inflate(layoutID,null);

PhongBan pb=dsPhongBan.get(position);

((TextView)convertView.findViewById(R.id.lvi_title)).setText(pb.toString()); ((TextView)convertView.findViewById(R.id.lvi_desc)).setText(pb.getDetail()); return convertView;

}

}

onCreateContextMenu

public void onCreateContextMenu(ContextMenu menu, View v,

ContextMenu.ContextMenuInfo menuInfo){

super.onCreateContextMenu(menu, v, menuInfo);

getMenuInflater().inflate(R.menu.context1, menu);

}

onContextItemSelected

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