我使用以下代码片段启用HomeActivity中工具栏的搜索功能。当我输入查询时,应用程序应该将我带到nearbysearchactivity,在那里我将看到结果。
我可以看到工具栏,单击图标并在出现的searchview中键入查询。然而,当我点击软件键盘上的放大镜时,它消失了,什么也没发生。
家庭活动:
public class HomeActivity extends AppCompatActivity implements
NavigationView.OnNavigationItemSelectedListener {
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.menu_home, menu);
SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE);
SearchView searchView = (SearchView) menu.findItem(R.id.search).getActionView();
searchView.setSearchableInfo(searchManager.getSearchableInfo(getComponentName()));
return true;
}
}
HomeActivity导航图标的XML文件:
<menu
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto">
<item
android:id="@+id/search"
android:title="Search"
android:icon="@drawable/ic_search"
app:showAsAction="collapseActionView|ifRoom"
app:actionViewClass="android.support.v7.widget.SearchView" />
</menu>
AndroidManifest:
<activity android:name=".NearbySearchActivity">
<intent-filter>
<action android:name="android.intent.action.SEARCH" />
</intent-filter>
<meta-data
android:name="android.app.searchable"
android:resource="@xml/searchable" />
</activity>
<activity
android:name=".HomeActivity"
android:label="@string/home_title"
android:theme="@style/AppTheme.NoActionBar" >
<meta-data android:name="android.app.default_searchable"
android:value=".NearbySearchActivity" />
</activity>
可搜索XML:
<?xml version="1.0" encoding="utf-8"?>
<searchable
xmlns:android="http://schemas.android.com/apk/res/android"
android:label="search"/>
近听活动:
public class NearbySearchActivity extends AppCompatActivity {
private String query = "";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_nearby_search);
handleIntent(getIntent());
}
@Override
protected void onNewIntent(Intent intent) {
handleIntent(intent);
}
private void handleIntent(Intent intent) {
if (Intent.ACTION_SEARCH.equals(intent.getAction())) {
query = intent.getStringExtra(SearchManager.QUERY);
}
}
}
如何提交输入的查询并转到NearbySearchActivity?
最佳答案
您正在为SearchView设置OnQueryTextListener吗?此侦听器侦听正在更改或提交的查询。
searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
@Override
public boolean onQueryTextSubmitted(String query) {
// Called when the user submits the query.
return true;
}
@Override
public boolean onQueryTextChange(String newText) {
// Called when the query text is changed by the user.
return true;
}
}