隐藏输入法

private void hideIM(View edt){

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// try to hide input_method:

try {

InputMethodManager im = (InputMethodManager) getSystemService(Activity.INPUT_METHOD_SERVICE);

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IBinder windowToken = edt.getWindowToken();

if(windowToken != null) {

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// always de-activate IM

im.hideSoftInputFromWindow(windowToken, 0);

}

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} catch (Exception e) {

Log.e("HideInputMethod", "failed:"+e.getMessage());

}

}

private OnFocusChangeListener focus_listener_noIM = new OnFocusChangeListener(){

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@Override

public void onFocusChange(View v, boolean hasFocus) {

if (hasFocus==true) {

hideIM(v);

}

}

};

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private OnTouchListener touch_listener_noIM = new OnTouchListener(){

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@Override

public boolean onTouch(View v, MotionEvent event) {

if(event.getAction()==MotionEvent.ACTION_DOWN) {

hideIM(v);

}

return false; // dispatch the event further!

}

};

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// 以下是Activity的onCreate()函数的片断：

public void onCreate(Bundle savedInstanceState) {

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EditText edt_url = (EditText)findViewById(R.id.edt_url);

edt_url.setOnFocusChangeListener(focus_listener_noIM);

edt_url.setOnTouchListener(touch_listener_noIM);

}