android 登入功能簡介 獲取EditText值進行比較
阿新 • • 發佈:2019-02-20
package com.example.qq; import android.os.Bundle; import android.app.Activity; import android.app.AlertDialog; import android.app.Dialog; import android.content.DialogInterface; import android.content.Intent; import android.view.LayoutInflater; import android.view.Menu; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.EditText; public class MainActivity extends Activity { private Button btn; private EditText et; private EditText et2; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); et = (EditText)findViewById(R.id.editText1); et2 = (EditText)findViewById(R.id.editText2); btn = (Button)findViewById(R.id.button1); btn.setOnClickListener(new OnClickListener(){ @Override public void onClick(View arg0) { // TODO Auto-generated method stub final String str = et.getText().toString().trim(); final String str2 = et2.getText().toString().trim(); if (str.equals(str2)) { Intent in = new Intent(MainActivity.this,SecActivity.class); startActivity(in); } else { System.out.println("!!!!!!!!!!!!!!!!!!!!!!!!!"); } }}); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.main, menu); return true; } }