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);
}
}感谢各位的阅读!关于“Android中Activity和Intent怎么用”这篇文章就分享到这里了,希望以上内容可以对大家有一定的帮助,让大家可以学到更多知识,如果觉得文章不错,可以把它分享出去让更多的人看到吧!