小程序源码 网络浏览 在地图上显示两点间路径源码.rar

package com.demo.routesample; import android.app.Activity; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.util.Log; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.EditText; public class RouteSample extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); Button button = (Button) findViewById(R.id.buttonOk); button.setOnClickListener(onClickListener); } /** OnClickListener **/ final private OnClickListener onClickListener = new OnClickListener() { public void onClick(View arg0) { EditText editFrom = (EditText) findViewById(R.id.editFrom); String strFrom = editFrom.getText().toString(); EditText editTo = (EditText) findViewById(R.id.editTo); String strTo = editTo.getText().toString(); String uri = "http://maps.google.com/maps?f=d&saddr=" + strFrom + ",&daddr=" + strTo + "&hl=en"; Log.i("RouteSample", "uri=" + uri); startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(uri))); } }; }