在布局中加入两句
android:imeOptions="actionSearch" android:singleLine="true"
etSearch.setOnEditorActionListener(new TextView.OnEditorActionListener() { @Override public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { if (actionId == EditorInfo.IME_ACTION_SEARCH) {//软盘搜索键 ------ return true; } return false; } });