[Android] 이벤트 핸들러

import android.app.Activity;

import android.os.Bundle;

import android.view.KeyEvent;

import android.view.View;

import android.view.View.OnClickListener;

import android.view.View.OnLongClickListener;

import android.widget.Button;

import android.widget.EditText;

import android.widget.TextView;

import android.widget.Toast;

public class LongClick extends Activity {

EditText editText;

TextView textView;

@Override

protected void onCreate(Bundle savedInstanceState) {

// TODO Auto-generated method stub

super.onCreate(savedInstanceState);

setContentView(R.layout.longclick_ex_01);

editText = (EditText) findViewById(R.id.entry);

textView = (TextView) findViewById(R.id.label);

Button ok = (Button) findViewById(R.id.ok);

Button cancel = (Button) findViewById(R.id.cancel);

// Register the onClickListener

ok.setOnClickListener(displayListener);

cancel.setOnClickListener(clearListener);

// editText.setOnLongClickListener(new OnLongClickListener() {

//

// @Override

// public boolean onLongClick(View v) {

// // TODO Auto-generated method stub

// Toast.makeText(LongClick.this,

// "TextView 요소를 길게 누름.." + editText.getText(),

// Toast.LENGTH_SHORT).show();

// return true;

// }

//

// });

}

@Override

public boolean onKeyDown(int keyCode, KeyEvent event) {

// TODO Auto-generated method stub

if (keyCode == KeyEvent.KEYCODE_Q && event.getRepeatCount() == 0) {

event.startTracking();

return true;

}

return super.onKeyDown(keyCode, event);

}

@Override

public boolean onKeyUp(int keyCode, KeyEvent event) {

// TODO Auto-generated method stub

if (keyCode == KeyEvent.KEYCODE_Q && event.isTracking()

&& !event.isCanceled()) {

return true;

}

return super.onKeyUp(keyCode, event);

}

@Override

public boolean onKeyLongPress(int keyCode, KeyEvent event) {

// TODO Auto-generated method stub

//

if (keyCode == KeyEvent.KEYCODE_Q) {

Toast.makeText(LongClick.this,

"TextView 요소를 길게 누름.." + editText.getText(),

Toast.LENGTH_SHORT).show();

return true;

}

return super.onKeyLongPress(keyCode, event);

}

private final OnClickListener displayListener = new OnClickListener() {

@Override

public void onClick(View v) {

// TODO Auto-generated method stub

textView.setText(editText.getText());

}

};

private final OnClickListener clearListener = new OnClickListener() {

@Override

public void onClick(View v) {

// TODO Auto-generated method stub

textView.setText("");

}

};

}