页面类跳转Demo

package baidumapsdk.demo;

import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.graphics.Color;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.ListView;
import android.widget.TextView;

import com.baidu.mapapi.SDKInitializer;
import com.baidu.mapapi.VersionInfo;

public class BMapApiDemoMain extends Activity {
	private static final String LTAG = BMapApiDemoMain.class.getSimpleName();

	/**
	 * 构造广播监听类，监听 SDK key 验证以及网络异常广播
	 */
	public class SDKReceiver extends BroadcastReceiver {
		public void onReceive(Context context, Intent intent) {
			String s = intent.getAction();
			Log.d(LTAG, "action: " + s);
			TextView text = (TextView) findViewById(R.id.text_Info);
			text.setTextColor(Color.RED);
			if (s.equals(SDKInitializer.SDK_BROADTCAST_ACTION_STRING_PERMISSION_CHECK_ERROR)) {
				text.setText("key 验证出错! 请在 AndroidManifest.xml 文件中检查 key 设置");
			} else if (s
					.equals(SDKInitializer.SDK_BROADCAST_ACTION_STRING_NETWORK_ERROR)) {
				text.setText("网络出错");
			}
		}
	}

	private SDKReceiver mReceiver;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);
		TextView text = (TextView) findViewById(R.id.text_Info);
		text.setTextColor(Color.YELLOW);
		text.setText("欢迎使用百度地图Android SDK v" + VersionInfo.getApiVersion());
		ListView mListView = (ListView) findViewById(R.id.listView);
		// 添加ListItem，设置事件响应
		mListView.setAdapter(new DemoListAdapter());
		mListView.setOnItemClickListener(new OnItemClickListener() {
			public void onItemClick(AdapterView<?> arg0, View v, int index,
					long arg3) {
				onListItemClick(index);
			}
		});

		// 注册 SDK 广播监听者
		IntentFilter iFilter = new IntentFilter();
		iFilter.addAction(SDKInitializer.SDK_BROADTCAST_ACTION_STRING_PERMISSION_CHECK_ERROR);
		iFilter.addAction(SDKInitializer.SDK_BROADCAST_ACTION_STRING_NETWORK_ERROR);
		mReceiver = new SDKReceiver();
		registerReceiver(mReceiver, iFilter);
	}

	void onListItemClick(int index) {
		Intent intent = null;
		intent = new Intent(BMapApiDemoMain.this, demos[index].demoClass);
		this.startActivity(intent);
	}

	private static final DemoInfo[] demos = {
			new DemoInfo(R.string.demo_title_basemap,
					R.string.demo_desc_basemap, BaseMapDemo.class),
			new DemoInfo(R.string.demo_title_map_fragment,
					R.string.demo_desc_map_fragment, MapFragmentDemo.class),
			new DemoInfo(R.string.demo_title_layers, R.string.demo_desc_layers,
					LayersDemo.class),
			new DemoInfo(R.string.demo_title_multimap,
					R.string.demo_desc_multimap, MultiMapViewDemo.class),
			new DemoInfo(R.string.demo_title_control,
					R.string.demo_desc_control, MapControlDemo.class),
			new DemoInfo(R.string.demo_title_ui, R.string.demo_desc_ui,
					UISettingDemo.class),
			new DemoInfo(R.string.demo_title_location,
					R.string.demo_desc_location, LocationDemo.class),
			new DemoInfo(R.string.demo_title_geometry,
					R.string.demo_desc_geometry, GeometryDemo.class),
			new DemoInfo(R.string.demo_title_overlay,
					R.string.demo_desc_overlay, OverlayDemo.class),
			new DemoInfo(R.string.demo_title_heatmap, R.string.demo_desc_heatmap,
					HeatMapDemo.class),
			new DemoInfo(R.string.demo_title_geocode,
					R.string.demo_desc_geocode, GeoCoderDemo.class),
			new DemoInfo(R.string.demo_title_poi, R.string.demo_desc_poi,
					PoiSearchDemo.class),
			new DemoInfo(R.string.demo_title_route, R.string.demo_desc_route,
					RoutePlanDemo.class),
			new DemoInfo(R.string.demo_title_bus, R.string.demo_desc_bus,
					BusLineSearchDemo.class),
			new DemoInfo(R.string.demo_title_share, R.string.demo_desc_share,
					ShareDemo.class),
			new DemoInfo(R.string.demo_title_offline,
					R.string.demo_desc_offline, OfflineDemo.class),
			new DemoInfo(R.string.demo_title_radar,
					R.string.demo_desc_radar, RadarDemo.class),
			new DemoInfo(R.string.demo_title_open_baidumap, R.string.demo_desc_open_baidumap,
					OpenBaiduMap.class),
			new DemoInfo(R.string.demo_title_favorite,
					R.string.demo_desc_favorite, FavoriteDemo.class),
			new DemoInfo(R.string.demo_title_cloud, R.string.demo_desc_cloud,
					CloudSearchDemo.class),
			new DemoInfo(R.string.demo_title_opengl, R.string.demo_desc_opengl,
					OpenglDemo.class)
	};

	@Override
	protected void onResume() {
		super.onResume();
	}

	@Override
	protected void onDestroy() {
		super.onDestroy();
		// 取消监听 SDK 广播
		unregisterReceiver(mReceiver);
	}

	private class DemoListAdapter extends BaseAdapter {
		public DemoListAdapter() {
			super();
		}

		@Override
		public View getView(int index, View convertView, ViewGroup parent) {
			convertView = View.inflate(BMapApiDemoMain.this,
					R.layout.demo_info_item, null);
			TextView title = (TextView) convertView.findViewById(R.id.title);
			TextView desc = (TextView) convertView.findViewById(R.id.desc);
			title.setText(demos[index].title);
			desc.setText(demos[index].desc);
			if (index >= 16) {
				title.setTextColor(Color.YELLOW);
			}
			return convertView;
		}

		@Override
		public int getCount() {
			return demos.length;
		}

		@Override
		public Object getItem(int index) {
			return demos[index];
		}

		@Override
		public long getItemId(int id) {
			return id;
		}
	}

	private static class DemoInfo {
		private final int title;
		private final int desc;
		private final Class<? extends android.app.Activity> demoClass;

		public DemoInfo(int title, int desc,
				Class<? extends android.app.Activity> demoClass) {
			this.title = title;
			this.desc = desc;
			this.demoClass = demoClass;
		}
	}
}