EditText

/**
 * EditText 失去焦点隐藏输入法
 */
public boolean dispatchTouchEvent(MotionEvent event) {
        View v = getCurrentFocus();
        boolean ret = super.dispatchTouchEvent(event);

        if (v instanceof EditText) {
            View currentFocus = getCurrentFocus();
            int screenCoords[] = new int[2];
            currentFocus.getLocationOnScreen(screenCoords);
            float x = event.getRawX() + currentFocus.getLeft() - screenCoords[0];
            float y = event.getRawY() + currentFocus.getTop() - screenCoords[1];

            if (event.getAction() == MotionEvent.ACTION_UP
                    && (x < currentFocus.getLeft() ||
                        x >= currentFocus.getRight() ||
                        y < currentFocus.getTop() ||
                        y > currentFocus.getBottom())) {
                InputMethodManager imm =
                    (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
                imm.hideSoftInputFromWindow(getWindow().getCurrentFocus().getWindowToken(), 0);
            }
        }
        return ret;
    }