九宫格密码锁进入程序

package com.example.demo; 
  
import com.example.demo.LocusPassWordView.OnCompleteListener; 
  
import android.app.Activity; 
import android.content.Intent; 
import android.os.Bundle; 
import android.os.Handler; 
import android.view.View; 
import android.widget.TextView; 
import android.widget.Toast; 
  
public class LoginActivity extends Activity { 
  
    private LocusPassWordView lpwv; 
    private static final int SPLASH_SHOW_TIME = 2000; 
    Handler handler = new Handler(); 
    Intent intent = new Intent(); 
  
    TextView title; 
  
    @Override 
    public void onCreate(Bundle savedInstanceState) { 
        super.onCreate(savedInstanceState); 
        setContentView(R.layout.activity_login); 
  
        title = (TextView) findViewById(R.id.login_toast); 
        lpwv = (LocusPassWordView) this.findViewById(R.id.mLocusPassWordView); 
  
        if (lpwv.isPasswordEmpty()) { 
            title.setVisibility(View.GONE); 
            lpwv.setVisibility(View.GONE); 
              
            handler.postDelayed(new Runnable() { 
                @Override 
                public void run() { 
                    intent.setClass(getApplicationContext(), MainActivity.class); 
                    startActivity(intent); 
                    finish(); 
                } 
            }, SPLASH_SHOW_TIME); 
        } else { 
            lpwv.setVisibility(View.VISIBLE); 
            lpwv.setOnCompleteListener(new OnCompleteListener() { 
                @Override 
                public void onComplete(String mPassword) { 
                    // 如果密码正确,则进入主页面。 
                    if (lpwv.verifyPassword(mPassword)) { 
                        Toast.makeText(LoginActivity.this, "登录成功！", 
                                Toast.LENGTH_SHORT).show(); 
                        intent.setClass(getApplicationContext(), 
                                MainActivity.class); 
                        startActivity(intent); 
                        finish(); 
                    } else { 
                        Toast.makeText(LoginActivity.this, "密码输入错误,请重新输入", 
                                Toast.LENGTH_SHORT).show(); 
                        lpwv.clearPassword(); 
                    } 
                } 
            }); 
        } 
    } 
} 
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