Button的3种单击事件监听器设置

清疚 2022-08-04 14:45 179阅读 0赞

public class MainActivity extends Activity implements View.OnClickListener {
    <span style="white-space:pre">	</span>bt5 = (Button) findViewById(R.id.button5);
            bt6 = (Button) findViewById(R.id.button6);
            bt5.setOnClickListener(this);
            bt6.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    Toast.makeText(MainActivity.this, "使用按钮的OnClickListener", Toast.LENGTH_SHORT).show();
                }
            });
    }
    public void onClickMethod(View v) {
            Toast.makeText(this, "使用onclick属性", Toast.LENGTH_SHORT).show();
        }
    
        @Override
        public void onClick(View v) {
            switch (v.getId()) {
                case R.id.button5:
                    Toast.makeText(this, "使用View.OnClickListener方法", Toast.LENGTH_SHORT).show();
                    break;
                default:
                    break;
            }
        }