Android调用系统搜索框

package com.ideasandroid.demo; import android.app.Activity; import android.app.SearchManager; import android.content.Intent; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.widget.Toast; /** * Copyright (C) 2010 ideasandroid * 演示android系统浮动搜索框 * 欢迎访问http://www.ideasandroid.com * 让程序开发不再那么神秘 */ public class FloatSearchBoxDemo extends Activity { private final int SEARCH_MENU = 1; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); setDefaultKeyMode(DEFAULT_KEYS_SEARCH_LOCAL); handleSearchQuery(getIntent()); } private void handleSearchQuery(Intent queryIntent) { final String queryAction = queryIntent.getAction(); if (Intent.ACTION_SEARCH.equals(queryAction)) { onSearch(queryIntent); } } @Override protected void onNewIntent(Intent intent) { setIntent(intent); handleSearchQuery(intent); } private void onSearch(Intent intent) { final String queryString = intent.getStringExtra(SearchManager.QUERY); Toast.makeText(this, queryString, Toast.LENGTH_LONG).show(); } @Override public boolean onCreateOptionsMenu(Menu menu) { boolean result = super.onCreateOptionsMenu(menu); menu.add(0, SEARCH_MENU, 0, getText(R.string.searchMenu)).setIcon( android.R.drawable.ic_menu_search); return result; } @Override public boolean onMenuItemSelected(int featureId, MenuItem item) { switch (item.getItemId()) { case SEARCH_MENU: onSearchRequested(); return true; } return super.onMenuItemSelected(featureId, item); } }