android 打开软键盘 关闭软键盘

private void openKeyboard() {  
  
     Timer timer = new Timer();  
     timer.schedule(new TimerTask() {  
             @Override  
             public void run() {  
                     InputMethodManager imm = (InputMethodManager)getSystemService(INPUT_METHOD_SERVICE);  
                     imm.toggleSoftInput(0, InputMethodManager.HIDE_NOT_ALWAYS);  
  
             }  
     }, 500);  
}  
 //关闭软键盘  
 private void closeKeyboard() {  
     InputMethodManager imm = (InputMethodManager) getSystemService(mContex.INPUT_METHOD_SERVICE);  
     imm.hideSoftInputFromWindow(et_searchword_word.getWindowToken(), 0);  
}

//点击屏幕 关闭输入弹出框
 @Override
 public boolean onTouchEvent(MotionEvent event) {
  InputMethodManager im = (InputMethodManager)getSystemService(Context.INPUT_METHOD_SERVICE); 
  im.hideSoftInputFromWindow(getCurrentFocus().getApplicationWindowToken(), InputMethodManager.HIDE_NOT_ALWAYS);
  return super.onTouchEvent(event);
 }