Several methods of onClick event of button in Android

Several methods of onClick event of button in Android

Use three methods to learn button listening events.

Method 1 source code is as follows:

package ; 
 
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public class MainActivity extends Activity  
{   
  @Override 
 protected void onCreate(Bundle savedInstanceState) 
  { 
    (savedInstanceState); 
    setContentView(.activity_main); 
    Button    button1 = (Button)findViewById(.button1);   
    Button    button2 = (Button)findViewById(.button2);  
    //Method 1:    //Increase incident response    (new () 
    {   
      public void onClick(View v)  
      {         
        Intent intent =new Intent(); 
        (, ); 
        (intent); 
      }      
    }); 
     
    (new () 
    {   
      public void onClick(View v)  
      {         
        Intent intent =new Intent(); 
        (, ); 
        (intent); 
      }      
    }); 
  

}

Method 2:

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public class MainActivity extends Activity  
{   
  @Override 


  { 
    (savedInstanceState); 
    setContentView(.activity_main); 
    Button    button1 = (Button)findViewById(.button1);   
    Button    button2 = (Button)findViewById(.button2);  
  }       
 
  //Method 2:  public void myClickHandler(View target){  
    switch (()) {  
    case .button1:   
      Intent music=new Intent(); 
      (, ); 
      (music); 
     // setTitle("myClickHandler01");  
      break;  
    case .button2:   
     // setTitle("myClickHandler02");  
      Intent moive=new Intent(); 
      (, ); 
      (moive); 
      break;  
    }  
  } 


}

Method 3:

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public class MainActivity extends Activity  
{   
  protected void onCreate(Bundle savedInstanceState) 
  { 
    (savedInstanceState); 
    setContentView(.activity_main); 


    } 
//Method 3:  public void myClickHandler01(View target){  
    //Set the header of the activity    // setTitle("myClickHandler01");  
    Intent music=new Intent(); 
    (, ); 
    (music); 
  }  
  public void myClickHandler02(View target){  
    //Set the header of the activity   // setTitle("myClickHandler02");  
    Intent moive=new Intent(); 
    (, ); 
    (moive); 
  } 



}

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