<pre class="java" name="code">package com.example.hellp;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
public class AActivity extends Activity {
/** Called when the activity is first created. */
EditText Ev1;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Ev1 = (EditText)findViewById(R.id.editText1);
//第一種方式
Button Btn1 = (Button)findViewById(R.id.button1);//獲取按鈕資源
Btn1.setOnClickListener(new Button.OnClickListener(){//創建監聽
public void onClick(View v) {
String strTmp = "點擊Button01";
Ev1.setText(strTmp);
}
});
//第二種方式
Button Btn2 = (Button) findViewById(R.id.button2);//獲取按鈕資源
Btn2.setOnClickListener(listener);//設置監聽
}
Button.OnClickListener listener = new Button.OnClickListener(){//創建監聽對象
public void onClick(View v){
String strTmp="點擊Button02";
Ev1.setText(strTmp);
}
};
//第三種方式(Android1.6版本及以後的版本中提供了)
public void Btn3OnClick(View view){
String strTmp="點擊Button03";
Ev1.setText(strTmp);
}
}
package com.example.hello;import android.os.Bundle;import android.support.v7.app.ActionBarActivity;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.widget.Button;import android.widget.Toast;public class MainActivity extends ActionBarActivity {private Button mButton1;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);mButton1=(Button) findViewById(R.id.btn2);mButton1.setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View v) {// TODO Auto-generated method stubToast.makeText(getApplicationContext(), "This is ButtonNew匿名內部類...",Toast.LENGTH_SHORT).show();}});}public void onBTN(View v) {// TODO Auto-generated method stubToast.makeText(getApplicationContext(), "This is myButton...",Toast.LENGTH_SHORT).show();}@Overridepublic 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;}@Overridepublic boolean onOptionsItemSelected(MenuItem item) {// Handle action bar item clicks here. The action bar will// automatically handle clicks on the Home/Up button, so long// as you specify a parent activity in AndroidManifest.xml.int id = item.getItemId();if (id == R.id.action_settings) {return true;}return super.onOptionsItemSelected(item);}}