这篇文章给大家分享的是有关Android中Activity和Intent怎么用的内容。小编觉得挺实用的,因此分享给大家做个参考,一起跟随小编过来看看吧。
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界面activity_main.xml
界面otheractivity.xml
MainActivity.java
public class MainActivity extends ActionBarActivity { private Button myButton; private Button sendButton; private EditText usernameEditText; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); myButton = (Button) findViewById(R.id.myButton); myButton.setText("传值"); sendButton = (Button) findViewById(R.id.sendButton); sendButton.setText("发短信"); usernameEditText = (EditText) findViewById(R.id.usernameEditText); myButton.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { //Intent intent = new Intent(MainActivity.this, OtherActivity.class); Intent intent = new Intent(); intent.setClass(MainActivity.this, OtherActivity.class); String username = usernameEditText.getText().toString(); intent.putExtra("username", username); MainActivity.this.startActivity(intent); //startActivity(intent); } }); sendButton.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { //调用发端信的程序 Uri uri = Uri.parse("smsto:18513430780"); Intent intent = new Intent(Intent.ACTION_SENDTO, uri); intent.putExtra("sms_body", "The SMS text"); startActivity(intent); } }); } }
OtherActivity.java
public class OtherActivity extends Activity{ private TextView myTextView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Toast.makeText(getApplicationContext(), "click", Toast.LENGTH_SHORT).show(); setContentView(R.layout.otheractivity); myTextView = (TextView) findViewById(R.id.myTextView); String username = getIntent().getStringExtra("username"); myTextView.setText("传过来的值是:" + username); } }
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