android-Creating a Search Interface-白红宇

android-Creating a Search Interface

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发布时间：2019-02-26

本文共 1677 字，大约阅读时间需要 5 分钟。

Android?????????????????????????????????????????Android??????????????????????????????????????

1. ???????

?????????????????????????????????Android 3.0???????????????????????

2. ????????

????????Android 3.0?????????????

????????

??????????

??????????????

3. ??????

?????????????Android??????????????????????????????????

android:label??????????

android:hint?????????

????????????????

4. ??????

?AndroidManifest.xml???????????????

5. ??????

?SearchableActivity????????????

public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.search);
    handleIntent(getIntent());
}
@Override
protected void onNewIntent(Intent intent) {
    setIntent(intent);
    handleIntent(intent);
}
private void handleIntent(Intent intent) {
    if (Intent.ACTION_SEARCH.equals(intent.getAction())) {
        String query = intent.getStringExtra(SearchManager.QUERY);
        doMySearch(query);
    }
}

6. ????????

??????????????Action Bar????????onCreateOptionsMenu????????

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // ????
    MenuInflater inflater = getMenuInflater();
    inflater.inflate(R.menu.options_menu, menu);
    // ??????????????
    SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE);
    SearchView searchView = (SearchView) menu.findItem(R.id.menu_search).getActionView();
    searchView.setSearchableInfo(searchManager.getSearchableInfo());
    searchView.setIconifiedByDefault(false); // ?????????
    return true;
}