Custom Dialog

CustomDialog.java

import android.app.Dialog;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.View;
import android.view.Window;
import android.widget.Button;
import android.widget.EditText;

import com.routerunner.R;
import com.routerunner.activity.BaseActivity;

/**
 * Created by vaibhav.jani on 09-Jul-15.
 */
public class CustomDialog extends Dialog implements android.view.View.OnClickListener {

    public BaseActivity activity;

    public Dialog dialog;

    public Button btnCancel;

    public Button btnAdd;

    public EditText etName;

    private OnTextCompletionListener onCompletionListener;

    public CustomDialog(BaseActivity a, OnTextCompletionListener onCompletionListener) {

        super(a);
        this.activity = a;
        this.onCompletionListener = onCompletionListener;
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        requestWindowFeature(Window.FEATURE_NO_TITLE);

        setContentView(R.layout.dialog_product_search);

        btnCancel = (Button) findViewById(R.id.btnCancel);
        btnAdd = (Button) findViewById(R.id.btnAdd);

        etName = (EditText) findViewById(R.id.etName);

        btnCancel.setOnClickListener(this);
        btnAdd.setOnClickListener(this);
    }

    @Override
    public void onClick(View v) {

        switch (v.getId()) {

            case R.id.btnCancel:
                dismiss();
                break;

            case R.id.btnAdd:
                add();
                break;

            default:
                break;
        }
    }

    private void add() {

        String name = etName.getText().toString();

        if(!TextUtils.isEmpty(name)) {

            if(onCompletionListener != null) {

                onCompletionListener.onCompletion(name);
            }

            dismiss();
        }
    }

    public void setOnCompletionListener(OnTextCompletionListener onCompletionListener) {
        this.onCompletionListener = onCompletionListener;
    }

    public static interface OnTextCompletionListener {

        void onCompletion(String name);
    }
}