Come Trovare Imprese Edili per la Copertura del Patio.

Scopri come trovare le migliori imprese edili per la copertura del tuo patio. Questo articolo offre consigli pratici su come valutare i servizi di ristrutturazione, giardinaggio e progettazione edilizia, garantendo risultati di qualità per il tuo spazio esterno. Non perdere l'opportunità di trasformare il tuo ambiente!

package com.example.myapplication; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.app.Activity; import android.app.AlertDialog; import android.content.ContentValues; import android.content.DialogInterface; import android.content.Intent; import android.database.Cursor; import android.database.sqlite.SQLiteDatabase; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.EditText; import android.widget.ImageView; import android.widget.TextView; import android.widget.Toast; public class Modify_password_Activity extends Activity { private EditText username; private EditText old_password; private EditText new_password; private Button submit; private Button return_; private TextView name; private ImageView back; private MyDatabaseHelper dbHelper; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_modify_password_); dbHelper = new MyDatabaseHelper(this,"UserInformation.db",null,3); username=(EditText)findViewById(R.id.username); old_password=(EditText)findViewById(R.id.old_password); new_password=(EditText)findViewById(R.id.new_password); submit=(Button)findViewById(R.id.submit); return_=(Button)findViewById(R.id.return_) ; name = (TextView)findViewById(R.id.name); back = (ImageView) findViewById(R.id.back); submit.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { String userName=username.getText().toString(); String oldpassword=old_password.getText().toString(); String newpassword=new_password.getText().toString(); String name_= name.getText().toString(); if(userName.equals("")||oldpassword.equals("")||newpassword.equals("")){ Toast.makeText(Modify_password_Activity.this,"请填写完整信息！",Toast.LENGTH_SHORT).show(); } else { SQLiteDatabase db=dbHelper.getWritableDatabase(); Cursor cursor=db.query("UserInformation",new String[]{"password"},"name=?",new String[]{userName},null,null,null); if(cursor.moveToFirst()){ String password=cursor.getString(cursor.getColumnIndex("password")); if(password.equals(oldpassword)){ ContentValues values=new ContentValues(); values.put("password",newpassword); db.update("UserInformation",values,"name=?",new String[]{userName}); Toast.makeText(Modify_password_Activity.this,"修改成功！",Toast.LENGTH_SHORT).show(); finish(); } else{ Toast.makeText(Modify_password_Activity.this, "旧密码错误！", Toast.LENGTH_SHORT).show(); } } else { Toast.makeText(Modify_password_Activity.this, "用户不存在！", Toast.LENGTH_SHORT).show(); } } } }); return_.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { new AlertDialog.Builder(Modify_password_Activity.this).setTitle("确认退出吗？") .setIcon(android.R.drawable.ic_dialog_info) .setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { // 点击“确认”后的操作 finish(); } }) .setNegativeButton("返回", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { // 点击“返回”后的操作,这里不设置没有任何操作 } }).show(); } }); name.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { Intent intent = new Intent(Modify_password_Activity.this,MainActivity.class); startActivity(intent); } }); back.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { finish(); } }); } }