Android中点击空白处隐藏软键盘
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1. InputMethodManager?imm=?(InputMethodManager)?getSystemService(Context.INPUT_METHOD_SERVICE);??

1. @Override??????public?boolean?onTouchEvent(MotionEvent?event)?{??
2. ????????//?TODO?Auto-generated?method?stub??????????if?(event.getAction()?==?MotionEvent.ACTION_DOWN)?{??
3. ????????????System.out.println("down");??????????????if?(RegisterActivity.this.getCurrentFocus()?!=?null)?{??
4. ????????????????if?(RegisterActivity.this.getCurrentFocus().getWindowToken()?!=?null)?{??????????????????????imm.hideSoftInputFromWindow(RegisterActivity.this.getCurrentFocus().getWindowToken(),??
5. ????????????????????????????InputMethodManager.HIDE_NOT_ALWAYS);??????????????????}??
6. ????????????}??????????}??
7. ????????return?super.onTouchEvent(event);??????}?