Android开发的手机防盗软件源代码

package com.zhengping.lp; import android.app.Activity; import android.app.AlertDialog; import android.content.Context; import android.content.SharedPreferences; import android.content.SharedPreferences.Editor; import android.location.LocationManager; import android.os.Bundle; import android.telephony.TelephonyManager; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.EditText; import android.widget.Toast; public class ActivityMain extends Activity { AlertDialog setPasswordDialog; AlertDialog showPasswordDialog; SharedPreferences sp; EditText et_safenumber; Button btn_start; Button btn_modify; boolean isFirst; boolean isStart; TelephonyManager tm; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); tm = (TelephonyManager) this.getSystemService(TELEPHONY_SERVICE); sp = this.getSharedPreferences("data", MODE_WORLD_READABLE); isFirst = sp.getBoolean("first", true); if(isFirst) { showSetPasswordDialog(); return; } else { showInputPasswordDialog(); } } private void showInputPasswordDialog() { AlertDialog.Builder builder = new AlertDialog.Builder(this); LayoutInflater inflater = LayoutInflater.from(this); View view = inflater.inflate(R.layout.showpassworddialog, null); final EditText et_username = (EditText) view.findViewById(R.id.username); final EditText et_password = (EditText) view.findViewById(R.id.password); Button btn_ok = (Button) view.findViewById(R.id.ok); Button btn_cancle = (Button) view.findViewById(R.id.cancle); btn_ok.setOnClickListener(new OnClickListener() { public void onClick(View v) { String username = et_username.getText().toString(); String password = et_password.getText().toString(); if(username.trim().equals("") || password.trim().equals("")) { Toast.makeText(ActivityMain.this, "用户名和密码不能为空", Toast.LENGTH_LONG).show(); return; } String savedUsername = sp.getString("username", ""); String savedPassword = sp.getString("password", ""); if(username.trim().equals(savedUsername) && password.trim().equals(savedPassword)) { init(); showPasswordDialog.dismiss(); } else { Toast.makeText(ActivityMain.this, "用户名或者密码错误", Toast.LENGTH_LONG).show(); return; } }}); btn_cancle.setOnClickListener(new OnClickListener() { public void onClick(View v) { finish(); }}); builder.setTitle("输入密码"); builder.setView(view); showPasswordDialog = builder.create(); showPasswordDialog.show(); } private void init() { setContentView(R.layout.main); et_safenumber = (EditText) this.findViewById(R.id.safenumber); btn_start = (Button) this.findViewById(R.id.start); btn_modify = (Button) this.findViewById(R.id.modify); String savedNumber = sp.getString("safenumber", ""); et_safenumber.setText(savedNumber); isStart = sp.getBoolean("start", false); if(isStart) { et_safenumber.setEnabled(false); btn_modify.setEnabled(false); btn_start.setText("停止防盗"); } btn_start.setOnClickListener(new OnClickListener(){ public void onClick(View v) { if(isStart) { Editor editor = sp.edit(); editor.putBoolean("start", false); editor.commit(); et_safenumber.setEnabled(true); btn_modify.setEnabled(true); btn_start.setText("开始防盗"); isStart = false; } else { String safeNumber = et_safenumber.getText().toString(); if(safeNumber.trim().equals("")) { Toast.makeText(ActivityMain.this, "安全号码不能为空,请重新设置", Toast.LENGTH_LONG).show(); return; } else { String phoneNumber = tm.getLine1Number(); //IMSI String subScribeerId = tm.getSubscriberId(); Editor editor = sp.edit(); editor.putString("safenumber", safeNumber); isStart = true; editor.putBoolean("start",isStart); editor.putString("subscriberid", subScribeerId); editor.commit(); btn_modify.setEnabled(false); et_safenumber.setEnabled(false); btn_start.setText("停止防盗"); } } }}); btn_modify.setOnClickListener(new OnClickListener(){ public void onClick(View v) { showSetPasswordDialog(); }}); } private void showSetPasswordDialog() { AlertDialog.Builder builder = new AlertDialog.Builder(this); LayoutInflater inflater = LayoutInflater.from(this); View view = inflater.inflate(R.layout.showpassworddialog, null); final EditText et_username = (EditText) view.findViewById(R.id.username); final EditText et_password = (EditText) view.findViewById(R.id.password); Button btn_ok = (Button) view.findViewById(R.id.ok); Button btn_cancle = (Button) view.findViewById(R.id.cancle); btn_ok.setOnClickListener(new OnClickListener() { public void onClick(View v) { String username = et_username.getText().toString(); String password = et_password.getText().toString(); if(username.trim().equals("") || password.trim().equals("")) { Toast.makeText(ActivityMain.this, "用户名和密码不能为空", Toast.LENGTH_LONG).show(); return; } Editor editor = sp.edit(); editor.putString("username", username); editor.putString("password", password); editor.putBoolean("first", false); editor.commit(); setPasswordDialog.dismiss(); init(); }}); btn_cancle.setOnClickListener(new OnClickListener() { public void onClick(View v) { if(isFirst) { finish(); } else { setPasswordDialog.dismiss(); } }}); builder.setTitle("设置密码"); builder.setView(view); setPasswordDialog = builder.create(); setPasswordDialog.show(); } }