public class BaseActivity extends Activity { protected boolean isDestroy; //防止反复点击设置的标志。涉及到点击打开其它Activity时。将该标志设置为false。在onResume事件中设置为true private boolean clickable=true; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); isDestroy=false; requestWindowFeature(Window.FEATURE_NO_TITLE); setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); } @Override protected void onDestroy() { super.onDestroy(); isDestroy=true; } @Override protected void onResume() { super.onResume(); //每次返回界面时,将点击标志设置为可点击 clickable=true; } /** * 当前能否够点击 * @return */ protected boolean isClickable(){ return clickable; } /** * 锁定点击 */ protected void lockClick(){ clickable=false; } @Override public void startActivityForResult(Intent intent, int requestCode, Bundle options) { if(isClickable()) { lockClick(); super.startActivityForResult(intent, requestCode,options); } } }