日期:2014-05-16 浏览次数:20419 次
import org.json.JSONException; import org.json.JSONObject; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.TextView; public class JsonAndroidActivity extends Activity implements OnClickListener{ private Button jsonbutton; private JSONObject obj; private String staticObject = "{\"firstname\":\"Steve\",\"lastname\":\"Jobs\",\"cellphones\":\"0\"}"; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); jsonbutton = (Button)findViewById(R.id.jsonbutton); jsonbutton.setOnClickListener(this); } @Override public void onClick(View v) { switch(v.getId()){ case R.id.jsonbutton:{ try { obj = new JSONObject(staticObject); String x = obj.get("firstname").toString() + "" + obj.get("lastname").toString() + "has" + obj.getInt("cellphones")+ "Android phones"; setStatus(x); } catch (JSONException e) { setStatus("Error occured " + e.getMessage()); } } } } void setStatus(String x){ TextView tv = (TextView)findViewById(R.id.jsontextView); tv.setText(x); } }
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" > <TextView android:text="TextView" android:id="@+id/jsontextView" android:layout_width="wrap_content" android:layout_height="wrap_content"/> <Button android:text="json" android:id="@+id/jsonbutton" android:layout_width="wrap_content" android:layout_height="wrap_content"/> </LinearLayout>