AppUnlockActivity.java

package org.wordpress.android.lockmanager;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

import com.justsystems.hpb.pad.R;

public class AppUnlockActivity extends Activity implements OnClickListener {

    private EditText pinCodeField = null;
    private Button mUnlockButton = null;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.app_unlock);
        pinCodeField = (EditText) findViewById(R.id.pincode);
        mUnlockButton = (Button) findViewById(R.id.unlock);
        mUnlockButton.setOnClickListener(this);
    }

    @Override
    public void onBackPressed() {
        AppLockManager.getInstance().getCurrentAppLock().forcePasswordLock();
        finish();
    }

    @Override
    public void onClick(View arg0) {
        String pinCode = pinCodeField.getText().toString().trim();
        if (AppLockManager.getInstance().getCurrentAppLock()
                .verifyPassword(pinCode)) {
            finish();
        } else {
            Thread shake = new Thread() {
                public void run() {
                    Animation shake = AnimationUtils.loadAnimation(
                            AppUnlockActivity.this, R.anim.shake);
                    findViewById(R.id.AppUnlockLinearLayout1).startAnimation(
                            shake);
                    Toast.makeText(AppUnlockActivity.this,
                            getString(R.string.invalid_login),
                            Toast.LENGTH_SHORT).show();
                    pinCodeField.setText("");
                }
            };
            runOnUiThread(shake);
        }
    }

}