//弹出软键盘
InputMethodManager inputMethodManager = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
inputMethodManager.toggleSoftInput(0, InputMethodManager.HIDE_NOT_ALWAYS);
//隐藏软键盘
InputMethodManager inputMgr = (InputMethodManager) context
.getSystemService(Context.INPUT_METHOD_SERVICE);
inputMgr.toggleSoftInput(InputMethodManager.HIDE_NOT_ALWAYS, 0);